August is one of the warmer months of the year in Dehradun, with average highs near 28.4°C and lows around 17.8°C (mean 23.1°C). It is a relatively wet time of year, averaging 322 mm of rainfall and 84% relative humidity across the period.
August is one of the warmer months of the year in Dehradun. Across 45 years of records, the warmest August in Dehradun was 1987 — when the month averaged 26.6°C — while the coldest was 2008 at 21.4°C. Typical August days reach 28.4°C with nights near 17.8°C. The long-term August temperature trend is broadly flat.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 23.5°C | 23.3°C | 22.7°C | 22.9°C | 23.3°C | -0.2°C |
| Avg High | 29.6°C | 28.7°C | 28.3°C | 27.4°C | 27.9°C | -1.7°C |
| Avg Low | 17.3°C | 17.8°C | 17.1°C | 18.5°C | 18.6°C | +1.3°C |
| Avg Rain | 210 mm | 316 mm | 303 mm | 409 mm | 383 mm | +172 mm |
August temperatures in Dehradun have stayed relatively stable across the record.
August has ranged from a record low of 15.3°C (1988) to a record high of 35.8°C (1987).
Rainfall in August is a relatively wet time of year, averaging 322 mm, with a wettest year of 545 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.6°C per decade while lows rose 0.3°C per decade, narrowing the gap between day and night.
A good time to visit Dehradun
August is a good time to visit Dehradun, with days averaging 28.4°C and nights around 17.8°C (mean 23.1°C, warmer than Dehradun's yearly average) and higher rainfall. April and May are marginally more temperate, but August still suits most travellers.
| Year | High | Low | Avg | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|
| 2025 | 26.9°C | 18.8°C | 22.9°C | 545 mm | 91% | 1.6 m/s | 3.8 |
| 2024 | 27.8°C | 19.7°C | 23.8°C | 413 mm | 90% | 1.5 m/s | 4.6 |
| 2023 | 27.9°C | 17.8°C | 22.8°C | 464 mm | 91% | 1.7 m/s | 4.6 |
| 2022 | 28.2°C | 18.8°C | 23.5°C | 274 mm | 87% | 1.6 m/s | 5 |
| 2021 | 27.9°C | 18.3°C | 23.1°C | 266 mm | 86% | 1.5 m/s | 4.8 |
| 2020 | 28.6°C | 18.3°C | 23.5°C | 332 mm | 89% | 1.7 m/s | 4.4 |
| 2019 | 28.1°C | 19.0°C | 23.5°C | 318 mm | 85% | 1.4 m/s | 4.5 |
| 2018 | 26.9°C | 18.3°C | 22.6°C | 452 mm | 91% | 1.6 m/s | 3.9 |
| 2017 | 27.8°C | 18.8°C | 23.3°C | 366 mm | 88% | 1.5 m/s | 4.5 |
| 2016 | 27.5°C | 18.7°C | 23.1°C | 261 mm | 86% | 1.4 m/s | 4.5 |
| 2015 | 26.8°C | 18.1°C | 22.4°C | 358 mm | 88% | 1.7 m/s | 5.3 |
| 2014 | 28.0°C | 17.3°C | 22.6°C | 379 mm | 79% | 1.7 m/s | 5.5 |
| 2013 | 26.4°C | 18.6°C | 22.5°C | 443 mm | 91% | 1.5 m/s | 4.5 |
| 2012 🌧️ | 27.5°C | 19.0°C | 23.2°C | 545 mm | 88% | 1.5 m/s | 4.1 |
| 2011 | 27.4°C | 18.1°C | 22.7°C | 440 mm | 90% | 1.5 m/s | 4.3 |
| 2010 | 27.6°C | 18.6°C | 23.1°C | 531 mm | 89% | 1.5 m/s | 4.2 |
| 2009 | 28.5°C | 16.1°C | 22.3°C | 251 mm | 82% | 1.5 m/s | 5.2 |
| 2008 ❄️ | 26.4°C | 16.3°C | 21.4°C | 384 mm | 88% | 1.3 m/s | 4.5 |
| 2007 | 27.0°C | 18.4°C | 22.7°C | 500 mm | 88% | 1.5 m/s | 4.4 |
| 2006 | 28.7°C | 17.9°C | 23.3°C | 260 mm | 85% | 1.3 m/s | 4.7 |
| 2005 | 27.9°C | 16.2°C | 22.1°C | 258 mm | 79% | 1.6 m/s | 5.1 |
| 2004 | 27.2°C | 17.5°C | 22.4°C | 310 mm | 85% | 1.4 m/s | 4.6 |
| 2003 | 28.2°C | 18.2°C | 23.2°C | 305 mm | 86% | 1.4 m/s | 4.5 |
| 2002 | 31.9°C | 17.1°C | 24.5°C | 280 mm | 79% | 1.4 m/s | 4.1 |
| 2001 | 27.1°C | 16.8°C | 22.0°C | 319 mm | 85% | 1.4 m/s | 4.9 |
| 2000 | 30.2°C | 16.8°C | 23.5°C | 166 mm | 79% | 1.5 m/s | 4.8 |
| 1999 | 29.8°C | 17.4°C | 23.6°C | 100 mm | 73% | 1.5 m/s | 5.2 |
| 1998 | 27.8°C | 18.5°C | 23.2°C | 453 mm | 88% | 1.4 m/s | 4.6 |
| 1997 | 27.9°C | 17.1°C | 22.5°C | 240 mm | 85% | 1.5 m/s | 5.1 |
| 1996 | 27.0°C | 17.4°C | 22.2°C | 446 mm | 88% | 1.5 m/s | 4.4 |
| 1995 | 28.1°C | 17.6°C | 22.8°C | 352 mm | 88% | 1.5 m/s | 4.5 |
| 1994 | 27.7°C | 19.2°C | 23.5°C | 391 mm | 88% | 1.5 m/s | 5.2 |
| 1993 | 28.5°C | 17.1°C | 22.8°C | 375 mm | 76% | 1.5 m/s | 5.3 |
| 1992 | 29.1°C | 17.9°C | 23.5°C | 234 mm | 84% | 1.4 m/s | 4 |
| 1991 | 32.4°C | 17.5°C | 24.9°C | 376 mm | 80% | 1.4 m/s | 4.7 |
| 1990 | 29.1°C | 18.1°C | 23.6°C | 190 mm | 85% | 1.4 m/s | 4.7 |
| 1989 | 29.9°C | 17.0°C | 23.5°C | 177 mm | 74% | 1.4 m/s | 5 |
| 1988 | 29.2°C | 15.3°C | 22.2°C | 253 mm | 84% | 1.5 m/s | 4.7 |
| 1987 🔥 | 35.8°C | 17.4°C | 26.6°C | 139 mm | 59% | 1.7 m/s | 4.9 |
| 1986 | 29.8°C | 16.7°C | 23.2°C | 153 mm | 77% | 1.5 m/s | 4.7 |
| 1985 | 26.8°C | 17.1°C | 21.9°C | 306 mm | 87% | 1.6 m/s | 4.4 |
| 1984 | 29.7°C | 18.3°C | 24.0°C | 239 mm | 84% | 1.4 m/s | 4.9 |
| 1983 | 29.8°C | 19.0°C | 24.4°C | 175 mm | 83% | 1.5 m/s | — |
| 1982 | 27.6°C | 17.4°C | 22.5°C | 237 mm | 85% | 1.4 m/s | — |
| 1981 | 27.9°C | 17.7°C | 22.8°C | 214 mm | 85% | 1.5 m/s | — |
Actual recorded August data for each year, 1981–2025 — sourced from NASA POWER.
The average high in August is around 28.4°C with lows near 17.8°C (mean 23.1°C), based on 45 years of NASA POWER data.
August averages 322 mm of rainfall in Dehradun, a relatively wet time of year. The wettest on record was 545 mm in 2012.
The hottest August reached 35.8°C in 1987. The coldest dipped to 15.3°C in 1988.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average August temperatures have risen by about 0.1°C. Daytime highs moved from 28.4°C to 27.7°C and overnight lows from 17.9°C to 18.7°C over the same span.
August is one of the warmer months of the year in Dehradun and a relatively wet time of year, so plan for around 28.4°C daytime highs and 17.8°C at night.
Not quite — August is the 9th coolest month in Dehradun, averaging 23.1°C.
For August in Dehradun, pack light layers you can adjust through the day, with typical highs of 28.4°C and lows of 17.8°C. Bring an umbrella or light rain jacket too.
Relative humidity in August averages 84% — quite humid.
Average wind speed in August is 1.5 m/s. The windiest August on record averaged 1.7 m/s (1987).
The wettest August on record was 2012 with 545 mm. On average, August sees 322 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Dehradun behaves each August, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for August specifically, along with year-by-year records and how the month has changed over the decades.
