Kathmandu, Nepal Climate & Monthly Averages
The climate of Kathmandu
Kathmandu's year is organised around rain rather than temperature. 68% of its 119.4 inches (3032 mm) annual total arrives in the June to August window, while November averages 8 mm (0.3 in). Temperatures move far less: 79°F (26°C) at the year's warmest against 62°F (16°C) at its coolest.
Climate quick facts
- Hottest month: July - highs near 79°F (26°C)
- Coldest month: January - highs near 62°F (16°C)
- Decade extremes (2015-2024): 89°F (32°C) high · 29°F (-1°C) low
- Wettest month: July (31 rainy days) · Sunniest: April (11.1 h sun/day)
- Climate type: humid subtropical
- Annual swing: 12°C between the average warmest and coolest month · day to night: 9°C
- Average humidity: 78%
Temperatures through the year
Warmth peaks in July: highs of 79°F (26°C), lows of 69°F (20°C). January sits at the other end of the year: 62°F (16°C) by day, 42°F (5°C) at night. Sunshine averages 9.5 hours a day over the year, peaking in April at 11.1 hours.
Rain, sun and snow
Rainfall is strongly seasonal: 68% of the annual total falls in the June to August window, leaving November at 8 mm (0.3 in). 2 months average under 20 mm of rain, the longest unbroken stretch running November through December. Across the gridded 2015-2024 daily record, the highest daily maximum for this location was 89°F (32°C) and the lowest daily minimum 29°F (-1°C).
How Kathmandu compares
- 68% of the year's precipitation falls in its wettest three months - more seasonal than 96% of the 3496 cities we track.
- Rain or snow reaches the ground on 194 days a year - more wet days than 90% of the 3496 cities we track.
Ranked against every city in our dataset, each measured on the same ten-year window.
Monthly climate table
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 62° | 42° | 5 | 1.1 in | 9.4 h/day | 71% |
| February | 66° | 45° | 6 | 1.2 in | 10.2 h/day | 71% |
| March | 71° | 51° | 11 | 2.5 in | 10.3 h/day | 66% |
| April | 77° | 57° | 13 | 3.4 in | 11.1 h/day | 64% |
| May | 78° | 61° | 24 | 9.0 in | 10.8 h/day | 78% |
| June | 80° | 67° | 27 | 17.9 in | 9.6 h/day | 86% |
| July | 79° | 69° | 31 | 34.4 in | 7.1 h/day | 91% |
| August | 80° | 68° | 31 | 28.4 in | 7.8 h/day | 90% |
| September | 78° | 66° | 28 | 17.7 in | 8.6 h/day | 90% |
| October | 74° | 59° | 14 | 3.2 in | 9.9 h/day | 82% |
| November | 70° | 51° | 3 | 0.3 in | 9.8 h/day | 76% |
| December | 64° | 44° | 2 | 0.3 in | 9.4 h/day | 72% |
Kathmandu month by month
Kathmandu weather in January
January brings highs around 62°F (16°C), lows near 42°F (5°C), about 5 wet days - typically the coldest month of the year in Kathmandu.
Kathmandu weather in February
February brings highs around 66°F (19°C), lows near 45°F (7°C), about 6 wet days.
Kathmandu weather in March
March brings highs around 71°F (22°C), lows near 51°F (11°C), about 11 wet days.
Kathmandu weather in April
April brings highs around 77°F (25°C), lows near 57°F (14°C), about 13 wet days - typically the sunniest month of the year in Kathmandu.
Kathmandu weather in May
May brings highs around 78°F (25°C), lows near 61°F (16°C), about 24 wet days.
Kathmandu weather in June
June brings highs around 80°F (26°C), lows near 67°F (19°C), about 27 wet days.
Kathmandu weather in July
July brings highs around 79°F (26°C), lows near 69°F (20°C), about 31 wet days - typically the hottest month and the wettest month of the year in Kathmandu.
Kathmandu weather in August
August brings highs around 80°F (26°C), lows near 68°F (20°C), about 31 wet days.
Kathmandu weather in September
September brings highs around 78°F (26°C), lows near 66°F (19°C), about 28 wet days.
Kathmandu weather in October
October brings highs around 74°F (24°C), lows near 59°F (15°C), about 14 wet days.
Kathmandu weather in November
November brings highs around 70°F (21°C), lows near 51°F (10°C), about 3 wet days - typically the driest month of the year in Kathmandu.
Kathmandu weather in December
December brings highs around 64°F (18°C), lows near 44°F (7°C), about 2 wet days.
Seasons in Kathmandu
Spring (March through May)
Spring in Kathmandu brings comfortable warmth, with daytime highs averaging 75°F (24°C) and nights around 57°F (14°C); rain falls on around 48 of the 90 days. Daylight is generous - around 10.7 hours of sun a day.
Summer (June through August)
Summer brings comfortable warmth here - highs near 80°F (26°C), nights near 68°F (20°C), and rain falls on around 89 of the 90 days.
Fall (September through November)
Through fall, Kathmandu is mild and warm: 74°F (23°C) by day, 59°F (15°C) after dark, and rain falls on around 45 of the 90 days.
Winter (December through February)
Winter is crisp but comfortable here - highs near 64°F (18°C), nights near 44°F (6°C), and rain comes on about 13 days over the three months.
Climate questions, answered
When is the rainy season in Kathmandu?
What should I pack for Kathmandu?
Is Kathmandu hot in summer?
Is Kathmandu a wet city?
How cold does Kathmandu get in winter?
Is Kathmandu humid?
Best time to visit Kathmandu
November to February is the sweet spot for Kathmandu - the rains have stopped and the heat has not yet peaked. Expect 65°F (18°C) in the afternoon and around 4 days of rain in a typical month of it. For the same question asked the other way round, see where else is warm in November.
Pack for Kathmandu with proper waterproofs rather than an umbrella - wet days are the norm here. Note the gap between afternoon and night: July pairs 79°F (26°C) with 69°F (20°C).
Kathmandu temperature records (2015-2024)
Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ.