July is one of the warmer months of the year in Dumka, with average highs near 32.6°C and lows around 26°C (mean 29.3°C). It is a relatively wet time of year, averaging 239 mm of rainfall and 82% relative humidity across the period.
July is one of the warmer months of the year in Dumka. Across 45 years of records, the warmest July in Dumka was 1983 — when the month averaged 31.7°C — while the coldest was 2004 at 28.3°C. Typical July days reach 32.6°C with nights near 26°C. The long-term July temperature trend is broadly flat.
July is a relatively wet time of year in Dumka, averaging 239 mm of rainfall. The wettest July on record was 2007 with 495 mm, while the driest was 1992 at 106 mm.
Relative humidity in Dumka during July averages 82%. The most humid July was 2017 at 88%, and the least humid was 1983 at 66%.
July receives about 4.4 kWh/m²/day of solar energy in Dumka. The sunniest July was 2022 at 5.1 kWh/m²/day, and the cloudiest was 1984 at 3.3.
Average wind speed in Dumka during July is 2.5 m/s. The windiest Julys were 1993 and 2001 at 3 m/s, while the calmest were 2008 and 2012 at 2.1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 29.6°C | 29.5°C | 28.9°C | 29.2°C | 29.5°C | -0.1°C |
| Avg High | 33.4°C | 32.9°C | 31.9°C | 32.3°C | 32.8°C | -0.6°C |
| Avg Low | 25.9°C | 26.1°C | 25.8°C | 26.0°C | 26.2°C | +0.3°C |
| Avg Rain | 197 mm | 195 mm | 270 mm | 283 mm | 251 mm | +54 mm |
July temperatures in Dumka have stayed relatively stable across the record.
July has ranged from a record low of 22.5°C (1989) to a record high of 41.8°C (1992).
Rainfall in July is a relatively wet time of year, averaging 239 mm, with a wettest year of 495 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.3°C per decade while lows rose 0.1°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 November and February tend to be the most comfortable for visiting Dumka. That said, July — with days averaging 32.6°C and nights around 26°C (mean 29.3°C) and higher rainfall (239 mm) — can still be rewarding for travellers who don't mind the warmth, and often means fewer crowds.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 31.9°C | 28.9°C | 25.9°C | 34.0°C | 24.9°C | 353 mm | 86% | 2.5 m/s | 3.9 |
| 2024 | 33.7°C | 30.2°C | 26.7°C | 35.2°C | 25.6°C | 265 mm | 83% | 2.6 m/s | 4.6 |
| 2023 | 33.4°C | 29.9°C | 26.4°C | 34.9°C | 25.3°C | 186 mm | 82% | 2.5 m/s | 5 |
| 2022 | 34.7°C | 30.4°C | 26.1°C | 37.4°C | 24.9°C | 136 mm | 75% | 2.9 m/s | 5.1 |
| 2021 | 31.4°C | 28.7°C | 25.9°C | 32.7°C | 25.1°C | 274 mm | 87% | 2.4 m/s | 4.4 |
| 2020 | 31.5°C | 28.8°C | 26.0°C | 33.6°C | 24.5°C | 291 mm | 87% | 2.2 m/s | 3.8 |
| 2019 | 33.4°C | 30.0°C | 26.6°C | 37.0°C | 24.6°C | 289 mm | 81% | 2.7 m/s | 4.5 |
| 2018 | 33.1°C | 29.8°C | 26.5°C | 35.0°C | 25.5°C | 269 mm | 82% | 2.7 m/s | 4.2 |
| 2017 | 31.3°C | 28.6°C | 25.8°C | 33.2°C | 25.0°C | 471 mm | 88% | 2.4 m/s | 3.7 |
| 2016 | 32.0°C | 28.9°C | 25.8°C | 36.4°C | 24.0°C | 338 mm | 85% | 2.7 m/s | 4.2 |
| 2015 | 31.7°C | 28.8°C | 25.9°C | 35.8°C | 24.6°C | 348 mm | 85% | 2.3 m/s | 4.2 |
| 2014 | 32.2°C | 29.2°C | 26.3°C | 35.1°C | 25.0°C | 269 mm | 85% | 2.5 m/s | 4.3 |
| 2013 | 32.1°C | 29.1°C | 26.1°C | 33.6°C | 25.1°C | 171 mm | 86% | 2.4 m/s | 4.9 |
| 2012 | 33.0°C | 29.6°C | 26.2°C | 36.7°C | 24.9°C | 302 mm | 81% | 2.1 m/s | 4.2 |
| 2011 | 31.8°C | 28.6°C | 25.4°C | 33.9°C | 24.0°C | 176 mm | 85% | 2.3 m/s | 4.8 |
| 2010 | 32.6°C | 29.2°C | 25.7°C | 35.3°C | 24.3°C | 195 mm | 83% | 2.8 m/s | 4.9 |
| 2009 | 33.9°C | 30.0°C | 26.2°C | 36.2°C | 25.4°C | 283 mm | 79% | 2.6 m/s | 4.4 |
| 2008 | 31.4°C | 28.5°C | 25.6°C | 33.2°C | 24.9°C | 207 mm | 87% | 2.1 m/s | 4.1 |
| 2007 🌧️ | 31.3°C | 28.6°C | 25.8°C | 33.9°C | 24.7°C | 495 mm | 87% | 2.7 m/s | 3.8 |
| 2006 | 31.7°C | 28.8°C | 25.8°C | 33.3°C | 24.5°C | 258 mm | 86% | 2.5 m/s | 4.5 |
| 2005 | 31.8°C | 28.8°C | 25.8°C | 35.7°C | 24.5°C | 310 mm | 84% | 2.5 m/s | 4.3 |
| 2004 ❄️ | 31.1°C | 28.3°C | 25.6°C | 32.9°C | 24.5°C | 348 mm | 87% | 2.6 m/s | 4.6 |
| 2003 | 31.8°C | 28.9°C | 26.0°C | 34.2°C | 25.2°C | 208 mm | 86% | 2.5 m/s | 4.8 |
| 2002 | 32.5°C | 29.3°C | 26.1°C | 37.2°C | 25.3°C | 190 mm | 84% | 2.3 m/s | 4 |
| 2001 | 31.7°C | 28.7°C | 25.8°C | 33.3°C | 24.6°C | 198 mm | 87% | 3 m/s | 4.6 |
| 2000 | 32.0°C | 28.8°C | 25.5°C | 35.4°C | 24.4°C | 199 mm | 84% | 2.7 m/s | 4.4 |
| 1999 | 31.1°C | 28.4°C | 25.7°C | 34.1°C | 25.0°C | 255 mm | 87% | 2.3 m/s | 4.4 |
| 1998 | 31.7°C | 28.9°C | 26.2°C | 34.5°C | 25.2°C | 348 mm | 86% | 2.5 m/s | 4.4 |
| 1997 | 31.2°C | 28.6°C | 26.1°C | 33.3°C | 24.5°C | 322 mm | 87% | 2.4 m/s | 4.3 |
| 1996 | 32.9°C | 29.5°C | 26.0°C | 37.4°C | 24.7°C | 125 mm | 79% | 2.5 m/s | 4.6 |
| 1995 | 32.9°C | 29.5°C | 26.1°C | 36.2°C | 25.1°C | 118 mm | 79% | 2.6 m/s | 4.3 |
| 1994 | 33.0°C | 29.5°C | 26.0°C | 35.1°C | 24.9°C | 154 mm | 80% | 2.9 m/s | 4.5 |
| 1993 | 34.4°C | 30.4°C | 26.3°C | 37.4°C | 25.1°C | 108 mm | 75% | 3 m/s | 4.8 |
| 1992 | 34.7°C | 30.5°C | 26.4°C | 41.8°C | 25.1°C | 106 mm | 71% | 2.6 m/s | 4.6 |
| 1991 | 35.1°C | 30.8°C | 26.6°C | 38.6°C | 25.7°C | 131 mm | 73% | 2.9 m/s | 4.5 |
| 1990 | 32.1°C | 28.9°C | 25.8°C | 33.8°C | 24.3°C | 277 mm | 84% | 2.2 m/s | 4.2 |
| 1989 | 32.8°C | 29.3°C | 25.7°C | 37.8°C | 22.5°C | 186 mm | 79% | 2.3 m/s | 4.6 |
| 1988 | 32.9°C | 29.4°C | 26.0°C | 35.9°C | 25.4°C | 118 mm | 81% | 2.3 m/s | 4.2 |
| 1987 | 34.4°C | 30.5°C | 26.6°C | 41.0°C | 25.0°C | 206 mm | 76% | 2.4 m/s | 4.1 |
| 1986 | 32.4°C | 29.0°C | 25.6°C | 36.2°C | 23.8°C | 245 mm | 81% | 2.7 m/s | 4.8 |
| 1985 | 33.1°C | 29.2°C | 25.3°C | 37.6°C | 24.2°C | 172 mm | 77% | 2.6 m/s | 4.4 |
| 1984 | 32.3°C | 28.8°C | 25.4°C | 34.1°C | 24.5°C | 137 mm | 82% | 2.5 m/s | 3.3 |
| 1983 🔥 | 36.5°C | 31.7°C | 26.8°C | 40.5°C | 25.7°C | 152 mm | 66% | 2.8 m/s | — |
| 1982 | 33.8°C | 29.8°C | 25.8°C | 39.7°C | 24.5°C | 181 mm | 79% | 2.5 m/s | — |
| 1981 | 32.0°C | 28.8°C | 25.6°C | 34.2°C | 24.1°C | 376 mm | 85% | 2.6 m/s | — |
Actual recorded July data for each year, 1981–2025 — sourced from NASA POWER.
The average high in July is around 32.6°C with lows near 26°C (mean 29.3°C), based on 45 years of NASA POWER data.
July averages 239 mm of rainfall in Dumka, a relatively wet time of year. The wettest on record was 495 mm in 2007.
The hottest July reached 41.8°C in 1992. The coldest dipped to 22.5°C in 1989.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average July temperatures have fallen by about 0.1°C — but days and nights have moved in opposite directions. Overnight lows rose from 25.8°C to 26.2°C while daytime highs eased from 33.5°C to 33°C, narrowing the gap between day and night.
July is one of the warmer months of the year in Dumka and a relatively wet time of year, so plan for around 32.6°C daytime highs and 26°C at night.
Not quite — July is the 9th coolest month in Dumka, averaging 29.3°C.
For July in Dumka, pack light, breathable clothing and sun protection, with typical highs of 32.6°C and lows of 26°C. Bring an umbrella or light rain jacket too.
Relative humidity in July averages 82% — quite humid.
Average wind speed in July is 2.5 m/s. The windiest July on record averaged 3 m/s (1993).
The wettest July on record was 2007 with 495 mm. On average, July sees 239 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 July, 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 July specifically, along with year-by-year records and how the month has changed over the decades.
