August is one of the warmer months of the year in Jamui, with average highs near 31.9°C and lows around 25.6°C (mean 28.8°C). It is a relatively wet time of year, averaging 237 mm of rainfall and 85% relative humidity across the period.
August is one of the warmer months of the year in Jamui. Across 45 years of records, the warmest August in Jamui was 2022 — when the month averaged 29.9°C — while the coldest was 1996 at 28°C. Typical August days reach 31.9°C with nights near 25.6°C. The long-term August temperature trend is broadly flat.
August is a relatively wet time of year in Jamui, averaging 237 mm of rainfall. The wettest August on record was 1987 with 390 mm, while the driest was 1983 at 130 mm.
Relative humidity in Jamui during August averages 85%. The most humid August was 2011 at 88%, and the least humid were 1993 and 2022 at 77%.
August receives about 4.5 kWh/m²/day of solar energy in Jamui. The sunniest August was 1986 at 5.2 kWh/m²/day, and the cloudiest were 1993 and 2023 at 3.8.
Average wind speed in Jamui during August is 2.3 m/s. The windiest August was 1982 at 3 m/s, while the calmest was 2012 at 1.8 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 28.7°C | 28.7°C | 28.7°C | 28.9°C | 28.9°C | +0.2°C |
| Avg High | 32.0°C | 31.8°C | 31.7°C | 32.0°C | 32.1°C | +0.1°C |
| Avg Low | 25.5°C | 25.6°C | 25.7°C | 25.7°C | 25.8°C | +0.3°C |
| Avg Rain | 251 mm | 256 mm | 224 mm | 215 mm | 246 mm | -5 mm |
August temperatures in Jamui have stayed relatively stable across the record.
August has ranged from a record low of 23.2°C (2011) to a record high of 36.6°C (2010).
Rainfall in August is a relatively wet time of year, averaging 237 mm, with a wettest year of 390 mm.
A quieter season to visit Jamui
If your dates are flexible, the more temperate months of November and February tend to be the most comfortable for visiting Jamui. That said, August — with days averaging 31.9°C and nights around 25.6°C (mean 28.8°C) and higher rainfall (237 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 | 31.5°C | 28.4°C | 25.3°C | 33.2°C | 24.5°C | 225 mm | 87% | 2.2 m/s | 4.2 |
| 2024 | 31.8°C | 28.8°C | 25.8°C | 33.5°C | 24.2°C | 309 mm | 86% | 2.1 m/s | 4.3 |
| 2023 | 32.3°C | 29.0°C | 25.8°C | 34.3°C | 24.7°C | 382 mm | 84% | 2.5 m/s | 3.8 |
| 2022 🔥 | 33.8°C | 29.9°C | 26.0°C | 36.5°C | 24.8°C | 155 mm | 77% | 2.7 m/s | 4.6 |
| 2021 | 31.4°C | 28.6°C | 25.8°C | 33.6°C | 24.9°C | 224 mm | 87% | 2 m/s | 4.3 |
| 2020 | 31.7°C | 28.8°C | 25.9°C | 33.5°C | 25.1°C | 180 mm | 87% | 2.4 m/s | 4.5 |
| 2019 | 32.5°C | 29.3°C | 26.1°C | 33.9°C | 24.9°C | 140 mm | 84% | 2.3 m/s | 4.7 |
| 2018 | 31.9°C | 28.9°C | 26.0°C | 33.1°C | 25.1°C | 222 mm | 85% | 1.9 m/s | 4.3 |
| 2017 | 31.5°C | 28.7°C | 25.9°C | 33.6°C | 24.8°C | 270 mm | 87% | 2.1 m/s | 4.4 |
| 2016 | 32.1°C | 28.9°C | 25.7°C | 34.6°C | 24.2°C | 159 mm | 84% | 2.8 m/s | 4.8 |
| 2015 | 32.1°C | 29.0°C | 25.8°C | 34.3°C | 24.4°C | 237 mm | 84% | 2.2 m/s | 4.6 |
| 2014 | 32.2°C | 29.0°C | 25.9°C | 34.2°C | 24.7°C | 242 mm | 85% | 2 m/s | 4.5 |
| 2013 | 32.4°C | 29.0°C | 25.6°C | 35.6°C | 24.7°C | 136 mm | 80% | 1.9 m/s | 4.5 |
| 2012 | 31.3°C | 28.3°C | 25.3°C | 32.5°C | 24.2°C | 248 mm | 86% | 1.8 m/s | 4.9 |
| 2011 | 31.0°C | 28.2°C | 25.3°C | 34.8°C | 23.2°C | 305 mm | 88% | 2.4 m/s | 4.3 |
| 2010 | 33.0°C | 29.4°C | 25.8°C | 36.6°C | 24.8°C | 187 mm | 80% | 2.1 m/s | 5 |
| 2009 | 31.9°C | 29.0°C | 26.0°C | 35.6°C | 24.6°C | 273 mm | 84% | 2.2 m/s | 4.4 |
| 2008 | 31.2°C | 28.3°C | 25.3°C | 32.6°C | 24.0°C | 273 mm | 87% | 2.1 m/s | 4.8 |
| 2007 | 31.4°C | 28.5°C | 25.5°C | 34.3°C | 23.8°C | 238 mm | 87% | 2.1 m/s | 4.7 |
| 2006 | 31.5°C | 28.5°C | 25.5°C | 33.6°C | 24.4°C | 198 mm | 86% | 2.5 m/s | 4.6 |
| 2005 | 32.1°C | 29.0°C | 25.8°C | 33.5°C | 24.8°C | 264 mm | 85% | 2.1 m/s | 4.6 |
| 2004 | 31.5°C | 28.6°C | 25.7°C | 32.6°C | 24.8°C | 216 mm | 87% | 2.9 m/s | 4.9 |
| 2003 | 32.0°C | 29.0°C | 25.9°C | 33.9°C | 25.0°C | 154 mm | 86% | 2.3 m/s | 5 |
| 2002 | 31.4°C | 28.5°C | 25.6°C | 34.0°C | 24.1°C | 289 mm | 86% | 2.5 m/s | 4.6 |
| 2001 | 32.1°C | 29.0°C | 25.9°C | 34.2°C | 25.0°C | 161 mm | 85% | 2.1 m/s | 5 |
| 2000 | 32.2°C | 28.8°C | 25.4°C | 33.9°C | 24.6°C | 172 mm | 84% | 2.4 m/s | 4.7 |
| 1999 | 31.0°C | 28.2°C | 25.3°C | 32.9°C | 24.1°C | 232 mm | 87% | 2.2 m/s | 4.2 |
| 1998 | 31.9°C | 28.9°C | 25.9°C | 33.5°C | 24.8°C | 249 mm | 86% | 1.9 m/s | 4.3 |
| 1997 | 31.1°C | 28.3°C | 25.6°C | 33.2°C | 24.4°C | 304 mm | 88% | 2.4 m/s | 4.3 |
| 1996 ❄️ | 30.7°C | 28.0°C | 25.3°C | 32.9°C | 23.9°C | 282 mm | 88% | 2 m/s | 4.2 |
| 1995 | 31.5°C | 28.5°C | 25.5°C | 33.1°C | 24.3°C | 272 mm | 86% | 2.4 m/s | 4.6 |
| 1994 | 32.0°C | 28.8°C | 25.6°C | 35.0°C | 24.4°C | 338 mm | 85% | 2.5 m/s | 4.7 |
| 1993 | 33.5°C | 29.8°C | 26.2°C | 36.5°C | 24.1°C | 228 mm | 77% | 2.3 m/s | 3.8 |
| 1992 | 32.3°C | 28.8°C | 25.3°C | 34.6°C | 23.9°C | 250 mm | 83% | 2.3 m/s | 4.5 |
| 1991 | 32.8°C | 29.3°C | 25.9°C | 35.3°C | 25.1°C | 259 mm | 81% | 2.5 m/s | 4.3 |
| 1990 | 31.2°C | 28.3°C | 25.3°C | 33.2°C | 24.1°C | 149 mm | 87% | 2.3 m/s | 4.8 |
| 1989 | 32.3°C | 28.8°C | 25.3°C | 34.7°C | 24.1°C | 134 mm | 83% | 2.4 m/s | 4.8 |
| 1988 | 31.9°C | 28.8°C | 25.7°C | 34.0°C | 24.8°C | 383 mm | 86% | 2.2 m/s | 4.1 |
| 1987 🌧️ | 31.4°C | 28.5°C | 25.6°C | 33.8°C | 24.7°C | 390 mm | 87% | 2.2 m/s | 4.3 |
| 1986 | 32.3°C | 28.7°C | 25.2°C | 33.7°C | 23.9°C | 171 mm | 83% | 2.5 m/s | 5.2 |
| 1985 | 31.9°C | 28.7°C | 25.5°C | 34.4°C | 24.3°C | 262 mm | 85% | 2.3 m/s | 4.6 |
| 1984 | 31.1°C | 28.2°C | 25.3°C | 33.2°C | 24.5°C | 319 mm | 88% | 2.5 m/s | 4.3 |
| 1983 | 33.4°C | 29.5°C | 25.7°C | 35.7°C | 24.3°C | 130 mm | 79% | 2.9 m/s | — |
| 1982 | 32.3°C | 29.0°C | 25.6°C | 35.4°C | 24.4°C | 238 mm | 84% | 3 m/s | — |
| 1981 | 31.5°C | 28.5°C | 25.6°C | 32.9°C | 24.7°C | 233 mm | 87% | 2.4 m/s | — |
Actual recorded August data for each year, 1981–2025 — sourced from NASA POWER.
The average high in August is around 31.9°C with lows near 25.6°C (mean 28.8°C), based on 45 years of NASA POWER data.
August averages 237 mm of rainfall in Jamui, a relatively wet time of year. The wettest on record was 390 mm in 1987.
The hottest August reached 36.6°C in 2010. 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 risen by about 0.1°C. Daytime highs moved from 32°C to 32.2°C and overnight lows from 25.5°C to 25.7°C over the same span.
August is one of the warmer months of the year in Jamui and a relatively wet time of year, so plan for around 31.9°C daytime highs and 25.6°C at night.
Not quite — August is the 8th coolest month in Jamui, averaging 28.8°C.
For August in Jamui, pack light, breathable clothing and sun protection, with typical highs of 31.9°C and lows of 25.6°C. Bring an umbrella or light rain jacket too.
Relative humidity in August averages 85% — quite humid.
Average wind speed in August is 2.3 m/s. The windiest August on record averaged 3 m/s (1982).
The wettest August on record was 1987 with 390 mm. On average, August sees 237 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 Jamui 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.
