Dehradun Weather 2026–27: Month-by-Month Temperature, Rain & Best Time
Dehradun sits in the Doon Valley at about 640 m, between the Shivalik hills and the Mussoorie ridge. That gives it warm summers, one of the heaviest monsoons in North India and pleasant winters. If you searched for Dehradun weather in a particular month, this guide covers all twelve, with typical temperatures, rain and what to wear, plus a link to today's live weather.
Dehradun weather at a glance: Altitude ~640 m · Hottest: May (~35°C) · Coldest: January (~5°C at night) · Wettest: July–August · Best months: October–November and February–April · Weather today
Dehradun Weather Today
For the current temperature, humidity, wind and the forecast for the next few days, open our live Dehradun weather and forecast page. It is updated several times a day. The rest of this guide explains what to expect in each month, so you can plan ahead.
Dehradun Weather Month by Month
| Month | Day (avg max) | Night (avg min) | Rain | Feels like |
|---|---|---|---|---|
| January | 19°C | 5°C | Moderate (~50 mm) | Cold mornings, mild days |
| February | 22°C | 7°C | Moderate (~55 mm) | Pleasant |
| March | 26°C | 11°C | Moderate (~50 mm) | Warm days |
| April | 32°C | 15°C | Low (~20 mm) | Warm to hot |
| May | 35°C | 19°C | Moderate (~40 mm) | Hot |
| June | 34°C | 22°C | Heavy (~220 mm) | Hot, humid |
| July | 30°C | 23°C | Very heavy (~600 mm) | Wet, humid |
| August | 29°C | 22°C | Very heavy (~600 mm) | Wet, humid |
| September | 29°C | 20°C | Heavy (~280 mm) | Humid, clearing |
| October | 28°C | 15°C | Moderate (~50 mm) | Pleasant |
| November | 25°C | 10°C | Low (~10 mm) | Crisp, sunny |
| December | 21°C | 7°C | Low (~25 mm) | Cold nights |
These are approximate long-term averages, not a forecast. Individual days can be several degrees warmer or colder.
Dehradun weather in January
About 5–19°C. The coldest month. Mornings are often foggy and chilly, but sunny afternoons are comfortable for sightseeing. You will need a jacket in the evenings, and there may be a couple of rainy days from winter western disturbances.
Dehradun weather in February
About 7–22°C. Winter eases and days become pleasant. A good month for the Forest Research Institute, Sahastradhara and day trips up to Mussoorie, which may still have snow on its higher points.
Dehradun weather in March
About 11–26°C. Spring weather with warm days and cool nights. Holi usually falls in March and the city is green and bright. One of the most comfortable months.
Dehradun weather in April
About 15–32°C. Days warm up quickly, crossing 30°C by mid-month. Mornings and evenings are still pleasant. Good for early-morning walks and short drives up to Mussoorie.
Dehradun weather in May
About 19–35°C. The hottest month, with afternoons often around 35°C and occasional dust storms or thunderstorms. Many locals head up to Mussoorie on weekends.
Dehradun weather in June
About 22–34°C. Hot and increasingly humid, with pre-monsoon storms. The monsoon usually arrives in the last week of June.
Dehradun weather in July
About 23–30°C. Peak monsoon. Dehradun is one of the rainiest cities in North India, and July and August often bring 500–700 mm of rain each. Expect heavy downpours, waterlogging and landslide warnings on hill roads.
Dehradun weather in August
About 22–29°C. Still very wet and humid. The valley is lush and green, but plan indoor options and avoid driving up to the hills after heavy rain.
Dehradun weather in September
About 20–29°C. Rain becomes less frequent through the month and the sun returns. Humidity stays high until the monsoon withdraws, usually by the end of September.
Dehradun weather in October
About 15–28°C. One of the best months in Dehradun: dry, sunny days around 28°C and comfortable 15°C nights, with clear views of the Mussoorie ridge. Dussehra is celebrated with big Ravan Dahan events.
Dehradun weather in November
About 10–25°C. Crisp, sunny and dry, with the clearest skies of the year. Nights get cool, so carry a light jacket. Perfect for sightseeing and the Mussoorie drive.
Dehradun weather in December
About 7–21°C. Winter arrives: sunny days around 20°C and cold nights near 7°C, with fog starting towards the end of the month. Christmas and New Year bring heavy traffic towards Mussoorie.
Seasons in Dehradun
- Winter (Dec–Feb): Sunny days, cold foggy mornings and nights. Best for sightseeing.
- Summer (Mar–Jun): Pleasant in March, hot from mid-April to June.
- Monsoon (Jul–Sep): Very heavy rain, humid and green. Check road conditions before driving to the hills.
- Autumn (Oct–Nov): The best season: dry, clear and comfortable.
Dehradun vs Mussoorie Weather
Mussoorie is only about 35 km away but around 1,350 m higher, so it is usually 8–10°C colder than Dehradun. On a 28°C October day in Dehradun, expect about 18–19°C on Mussoorie's Mall Road. See our Mussoorie weather guide and the Dehradun to Mussoorie route. In January, Mussoorie may get snow while Dehradun only gets cold rain; see Mussoorie snowfall.
What to Pack
- Dec–Feb: Jacket or heavy sweater for mornings and nights, light layers for the day.
- Mar–Jun: Cotton clothes, sunscreen, a cap and water.
- Jul–Sep: Umbrella or raincoat, quick-dry clothes and waterproof footwear.
- Oct–Nov: Light layers and a light jacket for evenings.
Frequently Asked Questions
What is the weather in Dehradun in October 2026?
October is one of Dehradun's best months: dry and sunny, with days around 28°C and nights around 15°C. The monsoon has withdrawn, so rain is rare.
What is the coldest month in Dehradun?
January, when nights drop to around 4–6°C and mornings are often foggy. Days are still mild and sunny, around 18–20°C.
Does it snow in Dehradun?
No, Dehradun is too low for snow. Snow falls in Mussoorie, about 35 km away and 1,350 m higher, on a few days each winter.
Which months get the most rain in Dehradun?
July and August, often 500–700 mm each. June and September also get heavy rain.
What is the best time to visit Dehradun?
October–November and February–April, when the weather is dry and comfortable.
Plan Your Dehradun Trip
Compare with the Uttarakhand weather guide and the Rishikesh weather guide, read Uttarakhand in October, browse weekend trips from Delhi, explore the Dehradun city page, or let the AI Trip Planner plan your visit.
