What is the best month to visit Kathmandu?

October is the single best month — peak weather (cool, clear, dry), the Dashain festival across the country, and the year's best mountain-view mornings combined. November is a close second with cooler nights and the Tihar festival of lights. Both months are also the most expensive and booked out earliest. Book apartments and trekking accommodation 2–3 months ahead.

When is the cheapest time to visit Kathmandu?

July and August during the peak monsoon. Rates on apartments and hotels are 30–50% lower than the October peak; flights are cheaper; the tourist scene is quiet. The trade-off is daily afternoon thunderstorms and no mountain views. For long-stay travellers (digital nomads, 28+ nights), monsoon is the best-value window of the year — and the air quality is at its best of the year because the rain washes dust out.

What is Kathmandu like in monsoon?

Mornings are usually clear; afternoon thunderstorms roll in from 14:00–18:00 with heavy short bursts. The valley is its greenest. Air quality is paradoxically at its yearly best. Domestic flights can cancel for monsoon weather, so allow buffer for any onward trip to Pokhara, Lukla, etc. Full month-by-month detail in our Kathmandu monsoon 2026 apartment playbook.

What is Kathmandu like in winter (Dec–Feb)?

Cold mornings (3–6 °C), mild afternoons (17–22 °C), occasional clear Himalaya days. The main negatives are (1) air quality is at its worst of the year due to atmospheric inversion in Dec–Jan, and (2) heating in older buildings is limited. Pack layers, an N95 mask for high-AQI days, and look for accommodation with inverter back-up. Our Kathmandu winter playbook covers it.

When are the clearest mountain views from Kathmandu?

December–February mornings give the clearest mountain-view chance (roughly 35–40% of mornings show Annapurna / Langtang from the valley). October and November give clear-sky mornings most days but slightly hazier; March–April becomes hazy as construction dust + pre-monsoon haze build. June–September is rare. The best viewpoints from the valley are Chandragiri cable car (25 min south), Nagarkot (90 min east, overnight recommended for sunrise) and Dhulikhel (60 min east).

What about the air quality?

Kathmandu's air quality varies dramatically by month. June–September is at its cleanest (monsoon rain). October–November is good. December–February is the worst — atmospheric inversion traps cold smoggy air at valley level. March–May builds dust before monsoon. Check IQAir before you go out; below AQI 100 is fine, 150+ wear a mask, 200+ stay indoors. For long stays in winter, an indoor air purifier helps; our apartments provide one on request December–February.

What festivals are worth planning around?

Dashain (early October) is the biggest national Hindu festival — 10 days of family gatherings; many businesses close; great for cultural immersion but book apartments by August. Tihar (early November) is the festival of lights — every house lit with oil lamps, marigold garlands, gambling traditions; visually spectacular. Holi (March) for the colour-throwing day; messy and fun. Maha Shivaratri (Feb) at Pashupatinath draws thousands of sadhus; once-in-a-lifetime if your dates align. Indra Jatra (Sept) in Kathmandu Durbar Square; closes parts of the old city for the chariot procession.

Is Kathmandu busy during Dashain?

Yes — and the type of busy is different. Tourists rarely visit during Dashain (locals are with family, many businesses closed) but locals are extremely active for the family gatherings, animal sacrifices and ceremonial blessings. Many restaurants and cafes close 4–10 days. If you visit, you witness an authentic family-centred Hindu festival; if you want functioning city services and crowded sights, skip Dashain. Our Dashain in Kathmandu 2026 guide covers what stays open.

What is the best time to trek from Kathmandu?

October–November is peak (best weather, busy trails). March–April is the secondary peak (rhododendron season, warmer but slightly hazier). December–February is doable but cold; high passes may be closed by snow. May–September is monsoon — most treks are closed or miserable except for rain-shadow regions (Mustang, Dolpo). Detail in our trekking permits Nepal 2026 guide.

When should I avoid Kathmandu?

Two windows are tough: (1) mid-October during peak Dashain if you want functioning city services rather than the festival itself, and (2) July if you cannot tolerate daily afternoon thunderstorms or your trip depends on a domestic flight that monsoon weather can ground. Otherwise, every month works for some kind of visit — pick the trip type to match the month rather than avoiding the month.

2026 month-by-month · Honest local picks

The Best Time to Visit Kathmandu — Month-by-Month 2026 Guide

October is the textbook answer. The full answer depends on what you want — clear Himalaya mornings, festival immersion, cheap rates, comfortable trekking, or a quiet long-stay base for remote work. This guide walks every month with weather, air quality, mountain-view chance, festivals and the right kind of trip for the season.

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The quick answer — pick the season that fits your trip

October – November

Peak weather + festivals

Clearest skies, cool temperatures, Dashain + Tihar festival calendar. Most expensive and busiest. Book 2–3 months ahead.

December – February

Clearest mountain views

Clearest Himalaya mornings of the year from valley viewpoints. Cold nights, poor air quality. Quieter and cheaper than the peak.

March – April

Spring trekking + shoulder

Rhododendron season, warm sightseeing, second-best trekking window. Slight dust haze builds before monsoon.

June – August

Cheapest + cleanest air

Monsoon. Daily thunderstorms, lush valleys, cleanest air of the year. Best value for long-stay travellers and digital nomads.

Kathmandu month-by-month — at a glance

Temperatures, rainfall, mountain-view chance, air quality and crowd level across the calendar.

Month	Day °C	Night °C	Rain	Mountain view	Air quality	Crowd
January	17–19	1–4	rare	high	worst	low
February	20–22	3–6	very rare	high	poor	shoulder
March	23–26	8–11	occasional	medium	moderate	high
April	25–28	11–14	occasional showers	medium	moderate	high
May	27–29	14–17	building	low	good	shoulder
June	27–29	17–20	monsoon arrives	rare	best	low
July	26–28	18–20	heavy monsoon	rare	best	lowest
August	26–28	18–20	heavy monsoon	rare	best	lowest
September	25–27	15–18	monsoon retreats	medium	good	high
October	23–26	11–14	rare	high	good	peak
November	20–23	5–8	rare	high	good	peak
December	18–20	3–6	rare	high	poor	shoulder

Detailed picks — every month of the Kathmandu year

January

17–19°/1–4°

Cold mornings, clear afternoons. The clearest Himalaya views of the year on lucky days.

Best for: Mountain-view day trips (Chandragiri, Nagarkot), monastery visits, slower heritage stays.
Watch out for: Overnight lows near freezing. Poor air quality from morning fog and inversion. Bring a warm sweater and a mask.
Festivals: Sonam Lhosar (Tamang New Year), Maghe Sankranti.

February

20–22°/3–6°

Warming up. Air starts to improve mid-month. Still clearest mountain mornings.

Best for: Sightseeing without crowds, trekking returns to Annapurna Base Camp / Poon Hill range, festival photography.
Watch out for: Inversion still possible; air mask handy. Nights still cold.
Festivals: Losar (Tibetan New Year), Maha Shivaratri at Pashupatinath, sometimes Holi.

March

23–26°/8–11°

Spring. Rhododendron season at higher altitudes. Comfortable days, mild nights.

Best for: EBC and Annapurna treks, sightseeing, rafting season starts.
Watch out for: Occasional pre-monsoon thunderstorms. Construction-season haze building up.
Festivals: Holi (festival of colours), Ghode Jatra.

April

25–28°/11–14°

Warm, occasional thundershowers in the afternoon. Trekking high season.

Best for: Trekking (last good window before monsoon), heritage sightseeing, rafting.
Watch out for: Forest-fire smoke can affect air quality, especially mid-April.
Festivals: Bisket Jatra in Bhaktapur, Nepali New Year (Baisakh 1).

May

27–29°/14–17°

Warmest of the year. Pre-monsoon. Daily evening thunderstorms.

Best for: Heritage at a slower pace; cafe afternoons. Last good month for short treks before monsoon.
Watch out for: Hot afternoons, especially in the city core. Tap into the apartment kitchen / AC.
Festivals: Buddha Jayanti, Ratha Jatra (some years).

June

27–29°/17–20°

Monsoon begins. Mornings clear, afternoons thunderous. Air at its cleanest of the year (rain washes dust).

Best for: Long-stay digital nomad work (clean air, cheap rates, calm city), Patan cafe sessions, monsoon photography.
Watch out for: Flash flooding in low-lying lanes (rarely affects central Kathmandu). Carry a small umbrella.
Festivals: Sithi Nakha (Newari).

July

26–28°/18–20°

Peak monsoon. Lush valleys, intense afternoon storms, sleepy tourist scene.

Best for: Long stays. Working from the apartment. Patan day-walks between storms.
Watch out for: Road landslides outside the valley — domestic flights and overland trips can cancel. Allow buffer for any Pokhara or domestic flight.
Festivals: Naag Panchami, Janai Purnima (full-moon thread-changing ritual).

August

26–28°/18–20°

Continued monsoon. Greenest of the year. Festival of Krishna Janmashtami mid-month.

Best for: Cultural deep-dive — Newari food, art, slow-cooking at the apartment.
Watch out for: Same as July. Last chance to book Dashain accommodation before October rates double.
Festivals: Krishna Janmashtami, Teej (women's festival, mostly mid-month).

September

25–27°/15–18°

Post-monsoon clarity arrives late in the month. Trekking season opens. Tourist scene returns.

Best for: Trekking (start of Annapurna / EBC peak), sightseeing as crowds rebuild.
Watch out for: Indra Jatra closes parts of central Kathmandu for the chariot procession. Plan around it.
Festivals: Indra Jatra (8-day chariot festival in Kathmandu Durbar Square area).

October

23–26°/11–14°

The peak. Cool mornings, perfect afternoons, clearest skies, the whole festival calendar.

Best for: Everything. Trekking, sightseeing, festivals, mountain views.
Watch out for: Most expensive month. Book apartments 2–3 months in advance, especially around Dashain.
Festivals: Dashain (the 10-day Hindu national festival, 2–12 Oct 2026).

November

20–23°/5–8°

The other peak. Crisp, cool, clear. Tihar (the festival of lights).

Best for: Trekking, sightseeing, photography, evening Tihar walks (the city is lit up).
Watch out for: Cold-snap mornings start in late November. Pack a fleece.
Festivals: Tihar (5-day festival of lights and gambling), Chhath Puja.

December

18–20°/3–6°

Cold mornings, mild afternoons. Clear Himalaya views possible. Air quality worsens.

Best for: Sightseeing without October crowds, mountain views, monastery visits, slower stays.
Watch out for: Overnight lows hit single digits. Heating in older buildings is rare; bring layers.
Festivals: Tamu Lhosar (Gurung New Year, late Dec).

Best time by trip type

Pure sightseeing in Kathmandu: October–November (peak weather + festivals). December–February works for lower crowds and clear Himalaya mornings; pack layers. Skip July–August unless you tolerate daily storms.
Trekking (EBC, Annapurna): October–November first; March–April second. Avoid July–August. Restricted-area treks (Mustang, Dolpo) work in monsoon because they sit in the rain shadow.
Family trip with kids: October and November for the weather and energy. Avoid December–February if young kids will struggle with cold apartments and poor air quality. See our family-friendly apartments setup.
Digital nomad / monthly stay: June–September is the value sweet spot — clean air, low rates, reliable Wi-Fi from the apartment, quiet city. October–November is the peak but premium pricing. Our monthly stays setup has the 15% long-stay discount on 28+ nights.
Visa-extension travel: Any time. The Department of Immigration runs year-round. Avoid the Saturday closures and the Dashain / Tihar holiday windows when the office closes. Detail in our Nepal visa extension 2026 guide.
Business travel / NGO consulting: September–November and March–April for fully functional business hours and clear weather for office-to-office taxi runs. Avoid Dashain (early October) for any appointment-dependent work; many offices close. See business travel apartments.

Best time to visit Kathmandu — FAQs

What is the best month to visit Kathmandu?: October is the single best month — peak weather (cool, clear, dry), the Dashain festival across the country, and the year's best mountain-view mornings combined. November is a close second with cooler nights and the Tihar festival of lights. Both months are also the most expensive and booked out earliest. Book apartments and trekking accommodation 2–3 months ahead.
When is the cheapest time to visit Kathmandu?: July and August during the peak monsoon. Rates on apartments and hotels are 30–50% lower than the October peak; flights are cheaper; the tourist scene is quiet. The trade-off is daily afternoon thunderstorms and no mountain views. For long-stay travellers (digital nomads, 28+ nights), monsoon is the best-value window of the year — and the air quality is at its best of the year because the rain washes dust out.
What is Kathmandu like in monsoon?: Mornings are usually clear; afternoon thunderstorms roll in from 14:00–18:00 with heavy short bursts. The valley is its greenest. Air quality is paradoxically at its yearly best. Domestic flights can cancel for monsoon weather, so allow buffer for any onward trip to Pokhara, Lukla, etc. Full month-by-month detail in our Kathmandu monsoon 2026 apartment playbook.
What is Kathmandu like in winter (Dec–Feb)?: Cold mornings (3–6 °C), mild afternoons (17–22 °C), occasional clear Himalaya days. The main negatives are (1) air quality is at its worst of the year due to atmospheric inversion in Dec–Jan, and (2) heating in older buildings is limited. Pack layers, an N95 mask for high-AQI days, and look for accommodation with inverter back-up. Our Kathmandu winter playbook covers it.
When are the clearest mountain views from Kathmandu?: December–February mornings give the clearest mountain-view chance (roughly 35–40% of mornings show Annapurna / Langtang from the valley). October and November give clear-sky mornings most days but slightly hazier; March–April becomes hazy as construction dust + pre-monsoon haze build. June–September is rare. The best viewpoints from the valley are Chandragiri cable car (25 min south), Nagarkot (90 min east, overnight recommended for sunrise) and Dhulikhel (60 min east).
What about the air quality?: Kathmandu's air quality varies dramatically by month. June–September is at its cleanest (monsoon rain). October–November is good. December–February is the worst — atmospheric inversion traps cold smoggy air at valley level. March–May builds dust before monsoon. Check IQAir before you go out; below AQI 100 is fine, 150+ wear a mask, 200+ stay indoors. For long stays in winter, an indoor air purifier helps; our apartments provide one on request December–February.
What festivals are worth planning around?: Dashain (early October) is the biggest national Hindu festival — 10 days of family gatherings; many businesses close; great for cultural immersion but book apartments by August. Tihar (early November) is the festival of lights — every house lit with oil lamps, marigold garlands, gambling traditions; visually spectacular. Holi (March) for the colour-throwing day; messy and fun. Maha Shivaratri (Feb) at Pashupatinath draws thousands of sadhus; once-in-a-lifetime if your dates align. Indra Jatra (Sept) in Kathmandu Durbar Square; closes parts of the old city for the chariot procession.
Is Kathmandu busy during Dashain?: Yes — and the type of busy is different. Tourists rarely visit during Dashain (locals are with family, many businesses closed) but locals are extremely active for the family gatherings, animal sacrifices and ceremonial blessings. Many restaurants and cafes close 4–10 days. If you visit, you witness an authentic family-centred Hindu festival; if you want functioning city services and crowded sights, skip Dashain. Our Dashain in Kathmandu 2026 guide covers what stays open.
What is the best time to trek from Kathmandu?: October–November is peak (best weather, busy trails). March–April is the secondary peak (rhododendron season, warmer but slightly hazier). December–February is doable but cold; high passes may be closed by snow. May–September is monsoon — most treks are closed or miserable except for rain-shadow regions (Mustang, Dolpo). Detail in our trekking permits Nepal 2026 guide.
When should I avoid Kathmandu?: Two windows are tough: (1) mid-October during peak Dashain if you want functioning city services rather than the festival itself, and (2) July if you cannot tolerate daily afternoon thunderstorms or your trip depends on a domestic flight that monsoon weather can ground. Otherwise, every month works for some kind of visit — pick the trip type to match the month rather than avoiding the month.

Pick the right month, book the right apartment

Central Putalisadak base, smart-lock self check-in, full kitchen, inverter back-up. Live rates and availability on each listing.

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