August is one of the warmer months of the year in Dumka, with average highs near 34°C and lows around 24.3°C (mean 29.2°C). It is a relatively wet time of year, averaging 204 mm of rainfall and 86% relative humidity across the period.
August is one of the warmer months of the year in Dumka. Across 45 years of records, the warmest August in Dumka was 1992 — when the month averaged 31.1°C — while the coldest was 1999 at 28.1°C. Typical August days reach 34°C with nights near 24.3°C. The long-term trend is cooling, about 0.2°C per decade.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 29.7°C | 29.5°C | 28.8°C | 28.9°C | 29.1°C | -0.6°C |
| Avg High | 35.0°C | 34.6°C | 33.2°C | 33.5°C | 33.8°C | -1.2°C |
| Avg Low | 24.4°C | 24.4°C | 24.3°C | 24.3°C | 24.3°C | -0.1°C |
| Avg Rain | 161 mm | 176 mm | 212 mm | 233 mm | 258 mm | +97 mm |
August temperatures in Dumka have fallen by about 0.7°C between 1981–1985 and 2021–2025.
August has ranged from a record low of 23.2°C (2011) to a record high of 37.9°C (1992).
Rainfall in August is a relatively wet time of year, averaging 204 mm, with a wettest year of 383 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.4°C per decade while lows rose 0°C per decade, narrowing the gap between day and night.
A quieter season to visit Dumka
If your dates are flexible, the more temperate months of February and November tend to be the most comfortable for visiting Dumka. That said, August — with days averaging 34°C and nights around 24.3°C (mean 29.2°C) and higher rainfall (204 mm) — can still be rewarding for travellers who don't mind the warmth, and often means fewer crowds.
| Year | High | Low | Avg | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|
| 2025 | 33.2°C | 24.2°C | 28.7°C | 288 mm | 88% | 2 m/s | 4.1 |
| 2024 | 33.3°C | 24.0°C | 28.6°C | 329 mm | 88% | 2.1 m/s | 4.2 |
| 2023 | 34.0°C | 24.6°C | 29.3°C | 334 mm | 85% | 2.2 m/s | 3.8 |
| 2022 | 34.6°C | 24.4°C | 29.5°C | 180 mm | 83% | 2.7 m/s | 4.4 |
| 2021 | 33.8°C | 24.3°C | 29.0°C | 203 mm | 89% | 1.9 m/s | 4.2 |
| 2020 | 33.7°C | 24.6°C | 29.2°C | 213 mm | 88% | 2.3 m/s | 4.4 |
| 2019 | 34.2°C | 25.1°C | 29.6°C | 153 mm | 86% | 2.3 m/s | 4.6 |
| 2018 | 33.5°C | 24.9°C | 29.2°C | 231 mm | 87% | 1.8 m/s | 4.5 |
| 2017 | 32.6°C | 24.5°C | 28.5°C | 305 mm | 89% | 2 m/s | 4.4 |
| 2016 | 33.5°C | 23.7°C | 28.6°C | 243 mm | 87% | 2.5 m/s | 4.9 |
| 2015 | 33.0°C | 24.0°C | 28.5°C | 218 mm | 87% | 2.2 m/s | 4.3 |
| 2014 | 33.0°C | 24.1°C | 28.5°C | 263 mm | 87% | 2.1 m/s | 4.2 |
| 2013 | 32.9°C | 24.5°C | 28.7°C | 221 mm | 88% | 1.9 m/s | 4.4 |
| 2012 | 32.9°C | 24.6°C | 28.7°C | 175 mm | 87% | 1.8 m/s | 4.8 |
| 2011 🌧️ | 34.2°C | 23.2°C | 28.7°C | 383 mm | 90% | 2.2 m/s | 4 |
| 2010 | 35.0°C | 24.4°C | 29.7°C | 140 mm | 83% | 2.1 m/s | 4.9 |
| 2009 | 33.6°C | 24.3°C | 29.0°C | 337 mm | 88% | 2.1 m/s | 4.2 |
| 2008 | 33.3°C | 24.2°C | 28.7°C | 220 mm | 88% | 2.1 m/s | 4.7 |
| 2007 | 33.7°C | 23.8°C | 28.7°C | 218 mm | 88% | 1.9 m/s | 4.8 |
| 2006 | 32.9°C | 23.8°C | 28.4°C | 181 mm | 87% | 2.5 m/s | 4.5 |
| 2005 | 33.5°C | 24.5°C | 29.0°C | 269 mm | 86% | 1.9 m/s | 4.3 |
| 2004 | 32.3°C | 24.9°C | 28.6°C | 186 mm | 89% | 2.6 m/s | 4.9 |
| 2003 | 33.9°C | 24.9°C | 29.4°C | 98 mm | 86% | 2.3 m/s | 5 |
| 2002 | 33.2°C | 24.0°C | 28.6°C | 275 mm | 89% | 2.4 m/s | 4.3 |
| 2001 | 32.9°C | 24.8°C | 28.8°C | 155 mm | 88% | 2 m/s | 4.9 |
| 2000 | 32.7°C | 24.1°C | 28.4°C | 182 mm | 87% | 2.1 m/s | 4.6 |
| 1999 ❄️ | 32.2°C | 24.0°C | 28.1°C | 306 mm | 89% | 2.3 m/s | 4 |
| 1998 | 32.4°C | 24.8°C | 28.6°C | 245 mm | 89% | 1.9 m/s | 4.2 |
| 1997 | 33.0°C | 24.3°C | 28.7°C | 234 mm | 88% | 2.4 m/s | 4.2 |
| 1996 | 33.8°C | 23.8°C | 28.8°C | 185 mm | 86% | 2 m/s | 4.3 |
| 1995 | 34.8°C | 24.5°C | 29.7°C | 201 mm | 85% | 2.4 m/s | 4.4 |
| 1994 | 35.4°C | 24.3°C | 29.8°C | 119 mm | 82% | 2.6 m/s | 4.5 |
| 1993 | 35.8°C | 24.8°C | 30.3°C | 114 mm | 79% | 2.4 m/s | 3.8 |
| 1992 🔥 | 37.9°C | 24.3°C | 31.1°C | 108 mm | 75% | 2.6 m/s | 4.5 |
| 1991 | 36.7°C | 25.0°C | 30.9°C | 131 mm | 78% | 2.5 m/s | 4.2 |
| 1990 | 33.7°C | 23.9°C | 28.8°C | 116 mm | 86% | 2.2 m/s | 4.8 |
| 1989 | 35.8°C | 23.8°C | 29.8°C | 85 mm | 80% | 2.4 m/s | 4.7 |
| 1988 | 35.8°C | 24.3°C | 30.1°C | 180 mm | 81% | 2.3 m/s | 3.9 |
| 1987 | 34.6°C | 24.5°C | 29.6°C | 189 mm | 84% | 2.2 m/s | 4.2 |
| 1986 | 35.2°C | 24.0°C | 29.6°C | 100 mm | 83% | 2.3 m/s | 5.1 |
| 1985 | 37.1°C | 24.6°C | 30.8°C | 115 mm | 77% | 2.5 m/s | 4.8 |
| 1984 | 33.5°C | 24.4°C | 29.0°C | 193 mm | 85% | 2.5 m/s | 4.1 |
| 1983 | 36.4°C | 24.5°C | 30.5°C | 111 mm | 79% | 2.8 m/s | — |
| 1982 | 33.8°C | 24.5°C | 29.2°C | 222 mm | 87% | 2.9 m/s | — |
| 1981 | 32.8°C | 24.8°C | 28.8°C | 250 mm | 87% | 2.3 m/s | — |
Actual recorded August data for each year, 1981–2025 — sourced from NASA POWER.
The average high in August is around 34°C with lows near 24.3°C (mean 29.2°C), based on 45 years of NASA POWER data.
August averages 204 mm of rainfall in Dumka, a relatively wet time of year. The wettest on record was 383 mm in 2011.
The hottest August reached 37.9°C in 1992. The coldest dipped to 23.2°C in 2011.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average August temperatures have fallen by about 0.7°C. Daytime highs moved from 34.7°C to 33.8°C and overnight lows from 24.6°C to 24.3°C over the same span.
August is one of the warmer months of the year in Dumka and a relatively wet time of year, so plan for around 34°C daytime highs and 24.3°C at night.
Not quite — August is the 8th coolest month in Dumka, averaging 29.2°C.
For August in Dumka, pack light, breathable clothing and sun protection, with typical highs of 34°C and lows of 24.3°C. Bring an umbrella or light rain jacket too.
Relative humidity in August averages 86% — quite humid.
Average wind speed in August is 2.3 m/s. The windiest August on record averaged 2.9 m/s (1982).
The wettest August on record was 2011 with 383 mm. On average, August sees 204 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 Dumka 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.
