
Kathmandu Sightseeing | UNESCO World Heritage sites Private/Group
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Kathmandu, Nepal
Weather month by month, from 20 years of weather-station records.
Average daily high and low, total rainfall and days with at least 2.5 mm of rain.
| Month | High / low | Rain | Verdict |
|---|---|---|---|
| January | 19°C / 4°C | 10 mm · 1 day | Good |
| February | 22°C / 6°C | 22 mm · 1 day | Great |
| March | 26°C / 10°C | 39 mm · 4 days | Great |
| April | 29°C / 13°C | 57 mm · 6 days | Fair |
| May | 29°C / 16°C | 120 mm · 10 days | Wet |
| June | 30°C / 20°C | 223 mm · 14 days | Wet |
| July | 29°C / 20°C | 375 mm · 19 days | Wet |
| August | 30°C / 20°C | 295 mm · 16 days | Wet |
| September | 29°C / 19°C | 257 mm · 12 days | Wet |
| October | 28°C / 15°C | 53 mm · 4 days | Good |
| November | 23°C / 9°C | 0 mm · 0 days | Great |
| December | 20°C / 5°C | 11 mm · 1 day | Good |
Spring (March to April) brings warm, dry days and clear skies before the monsoon. The valley is lush, and rhododendrons bloom in the surrounding hills.
Summer (May to September) is monsoon season, characterized by heavy, often daily rainfall, high humidity, and lush green landscapes.
Autumn (October to November) is the peak season, with post-monsoon crystal-clear air, stable sunny weather, and spectacular Himalayan vistas.
Winter (December to February) brings cold, crisp days and chilly nights. While the valley floor is dry, the mountains get snow, and morning fog is common.
In January, Kathmandu averages highs of 19°C and lows of 4°C, with about 1 rainy day and 10 mm of rain. It is a good month to visit.
In February, Kathmandu averages highs of 22°C and lows of 6°C, with about 1 rainy day and 22 mm of rain. It is one of the most comfortable months for sightseeing.
In March, Kathmandu averages highs of 26°C and lows of 10°C, with about 4 rainy days and 39 mm of rain. It is one of the most comfortable months for sightseeing.
In April, Kathmandu averages highs of 29°C and lows of 13°C, with about 6 rainy days and 57 mm of rain. Expect mixed weather, with comfortable spells.
In May, Kathmandu averages highs of 29°C and lows of 16°C, with about 10 rainy days and 120 mm of rain. It is one of the wetter months, so keep indoor plans in reserve.
In June, Kathmandu averages highs of 30°C and lows of 20°C, with about 14 rainy days and 223 mm of rain. It is one of the wetter months, so keep indoor plans in reserve.
In July, Kathmandu averages highs of 29°C and lows of 20°C, with about 19 rainy days and 375 mm of rain. It is one of the wetter months, so keep indoor plans in reserve.
In August, Kathmandu averages highs of 30°C and lows of 20°C, with about 16 rainy days and 295 mm of rain. It is one of the wetter months, so keep indoor plans in reserve.
In September, Kathmandu averages highs of 29°C and lows of 19°C, with about 12 rainy days and 257 mm of rain. It is one of the wetter months, so keep indoor plans in reserve.
In October, Kathmandu averages highs of 28°C and lows of 15°C, with about 4 rainy days and 53 mm of rain. It is a good month to visit.
In November, Kathmandu averages highs of 23°C and lows of 9°C, with about 0 rainy days and 0 mm of rain. It is one of the most comfortable months for sightseeing.
In December, Kathmandu averages highs of 20°C and lows of 5°C, with about 1 rainy day and 11 mm of rain. It is a good month to visit.
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February is the most comfortable month on average, with highs of 22°C. March and November are close behind.
July is the wettest month, with about 375 mm of rain.
June is the warmest month, with average highs of 30°C and lows of 20°C. The coldest nights come in January, averaging 4°C.
Averages for 2006–2025 from the KATHMANDU AIRPORT weather station (5 km from the centre), NOAA Global Historical Climatology Network. Verdicts rate sightseeing comfort from daytime highs and rainy days.