Climate Overview
The climate in Dehra Dūn is warm and mild. The average annual temperature is 23°C and approximately 1058mm of precipitation falls per year. July is the wettest month, receiving around 352mm of rainfall. Dehra Dūn is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: May, June, April. The coldest months are January, December, February, when temperatures can drop to 7°C.
Temperature
Temperatures in Dehra Dūn vary considerably across the year, with a 29°C difference between the coldest and warmest months. May is the hottest month, with daytime highs reaching 36°C and an average of 29°C. January is the coolest month, with minimum temperatures around 7°C and an average of 12°C. On average, daily temperatures fluctuate by about 11°C between overnight lows and afternoon highs. The sharpest temperature change occurs between October and November, with a 5°C shift in average temperatures.
Precipitation
Dehra Dūn is a moderately rainy area, receiving approximately 1058mm of precipitation annually, which averages out to around 88mm per month. The wettest month is July, averaging 352mm of rainfall. August and September also tend to see above-average precipitation. The driest month is November, with just 4mm. That's 348mm less than July, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.
Wind
Dehra Dūn is relatively calm, with an average annual wind speed of 10km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 13km/h, though still comfortable for most outdoor activities. The calmest conditions occur in December, with average winds dropping to 8km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 5km/h gap between the calmest and windiest months.
Seasons
89 days until Summer
It is currently spring in Dehra Dūn, which began on March 20, 2026. Dehra Dūn is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in May at around 36°C, while the coldest stretch bottoms out in January near 7°C. Summer is next, beginning on June 21, 2026 — 89 days from now.
Spring
Temperatures range from 14 to 36°C. Rainfall is relatively light, with around 101mm over the season and a monthly average of 34mm. Winds are generally light, averaging 13km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 25 to 35°C. Rainfall is heavy, totalling around 690mm across the season with a monthly average of 230mm. Winds are generally light, averaging 10km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 12 to 31°C. Rainfall is relatively light, with around 148mm over the season and a monthly average of 49mm. Winds are generally light, averaging 8km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.
Winter
Temperatures range from 7 to 23°C. Rainfall is relatively light, with around 119mm over the season and a monthly average of 40mm. Winds are generally light, averaging 9km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Best Time to Visit
The best time to visit Dehra Dūn is during February, March, October and November, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 27mm per month. By contrast, May can be uncomfortably hot with highs reaching 36°C, while January is the coldest period with lows dropping to 7°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.
Monthly Climate Data
The table below shows monthly climate averages for Dehra Dūn based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.
