September is one of the warmer months of the year in Bhojpur, with average highs near 33.9°C and lows around 22.3°C (mean 28.1°C). It is a relatively wet time of year, averaging 172 mm of rainfall and 84% relative humidity across the period.
September is one of the warmer months of the year in Bhojpur. Across 45 years of records, the warmest September in Bhojpur was 1983 — when the month averaged 31.3°C — while the coldest was 1984 at 24.4°C. Typical September days reach 33.9°C with nights near 22.3°C. The long-term trend is warming, about 0.3°C per decade.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 28.0°C | 27.6°C | 28.0°C | 28.0°C | 29.1°C | +1.1°C |
| Avg High | 34.4°C | 33.2°C | 33.5°C | 34.0°C | 34.5°C | +0.1°C |
| Avg Low | 21.6°C | 21.9°C | 22.6°C | 22.1°C | 23.8°C | +2.2°C |
| Avg Rain | 179 mm | 172 mm | 161 mm | 185 mm | 154 mm | -25 mm |
September temperatures in Bhojpur have risen by about 1.6°C between 1981–1985 and 2021–2025.
September has ranged from a record low of 16.6°C (1994) to a record high of 38.3°C (1983).
Rainfall in September is a relatively wet time of year, averaging 172 mm, with a wettest year of 398 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0.1°C per decade while lows rose 0.5°C per decade, narrowing the gap between day and night.
A good time to visit Bhojpur
September is a good time to visit Bhojpur, with days averaging 33.9°C and nights around 22.3°C (mean 28.1°C, warmer than Bhojpur's yearly average) and higher rainfall. November and February are marginally more temperate, but September still suits most travellers.
| Year | High | Low | Avg | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|
| 2025 | 33.2°C | 24.8°C | 29.0°C | 120 mm | 85% | 1.5 m/s | 4.5 |
| 2024 | 34.4°C | 23.7°C | 29.0°C | 185 mm | 86% | 2.1 m/s | 4.4 |
| 2023 | 36.9°C | 24.5°C | 30.7°C | 126 mm | 80% | 2 m/s | 4.3 |
| 2022 | 35.4°C | 23.4°C | 29.4°C | 121 mm | 81% | 1.8 m/s | 3.9 |
| 2021 | 33.2°C | 24.2°C | 28.7°C | 138 mm | 87% | 2.1 m/s | 4.6 |
| 2020 | 33.8°C | 22.2°C | 28.0°C | 234 mm | 85% | 1.5 m/s | 4.2 |
| 2019 | 35.3°C | 21.7°C | 28.5°C | 294 mm | 84% | 2.1 m/s | 3.9 |
| 2018 | 34.8°C | 22.3°C | 28.6°C | 100 mm | 82% | 2.1 m/s | 4.9 |
| 2017 | 34.4°C | 23.4°C | 28.9°C | 59 mm | 82% | 1.5 m/s | 4.8 |
| 2016 | 34.1°C | 24.2°C | 29.2°C | 298 mm | 87% | 1.5 m/s | 3.9 |
| 2015 | 34.5°C | 20.5°C | 27.5°C | 56 mm | 79% | 1.8 m/s | 5.3 |
| 2014 | 33.2°C | 20.8°C | 27.0°C | 222 mm | 85% | 1.8 m/s | 4.7 |
| 2013 | 33.3°C | 23.6°C | 28.4°C | 227 mm | 81% | 1.5 m/s | 4.9 |
| 2012 | 33.2°C | 19.9°C | 26.5°C | 205 mm | 84% | 1.7 m/s | 4.6 |
| 2011 | 33.6°C | 22.8°C | 28.2°C | 272 mm | 87% | 2.3 m/s | 4.5 |
| 2010 | 33.5°C | 21.4°C | 27.5°C | 119 mm | 84% | 2 m/s | 4.7 |
| 2009 | 33.4°C | 23.7°C | 28.6°C | 140 mm | 84% | 1.9 m/s | 5.1 |
| 2008 | 33.0°C | 22.0°C | 27.5°C | 158 mm | 87% | 1.7 m/s | 5.2 |
| 2007 | 33.2°C | 23.1°C | 28.2°C | 288 mm | 88% | 2.1 m/s | 4.5 |
| 2006 | 33.4°C | 22.7°C | 28.1°C | 193 mm | 85% | 2.1 m/s | 4.7 |
| 2005 | 33.6°C | 22.4°C | 28.0°C | 85 mm | 83% | 2.2 m/s | 4.9 |
| 2004 | 35.1°C | 22.1°C | 28.6°C | 71 mm | 80% | 1.8 m/s | 4.9 |
| 2003 | 32.9°C | 23.7°C | 28.3°C | 143 mm | 87% | 2.2 m/s | 4.5 |
| 2002 | 34.6°C | 22.2°C | 28.4°C | 102 mm | 81% | 2.3 m/s | 4.8 |
| 2001 | 32.8°C | 22.2°C | 27.5°C | 202 mm | 85% | 1.6 m/s | 4.7 |
| 2000 | 32.7°C | 21.5°C | 27.1°C | 231 mm | 87% | 2.6 m/s | 4.1 |
| 1999 | 32.7°C | 22.5°C | 27.6°C | 90 mm | 87% | 2.4 m/s | 4.9 |
| 1998 | 33.3°C | 23.7°C | 28.5°C | 236 mm | 87% | 2.1 m/s | 4.7 |
| 1997 | 32.5°C | 21.7°C | 27.1°C | 133 mm | 85% | 1.5 m/s | 4.7 |
| 1996 | 33.0°C | 23.3°C | 28.1°C | 167 mm | 85% | 1.4 m/s | 4.9 |
| 1995 | 32.9°C | 21.4°C | 27.2°C | 258 mm | 86% | 2.3 m/s | 4.9 |
| 1994 | 32.5°C | 16.6°C | 24.6°C | 162 mm | 84% | 2.3 m/s | 4.8 |
| 1993 | 33.0°C | 23.3°C | 28.2°C | 336 mm | 88% | 2.1 m/s | 4.4 |
| 1992 | 35.0°C | 21.5°C | 28.2°C | 48 mm | 79% | 2.1 m/s | 5.3 |
| 1991 | 32.9°C | 21.5°C | 27.2°C | 183 mm | 84% | 1.4 m/s | 4.6 |
| 1990 | 34.5°C | 23.3°C | 28.9°C | 110 mm | 87% | 2.1 m/s | 4.5 |
| 1989 | 36.7°C | 24.1°C | 30.4°C | 140 mm | 78% | 1.9 m/s | 4.7 |
| 1988 | 33.9°C | 23.1°C | 28.5°C | 128 mm | 85% | 1.7 m/s | 5.3 |
| 1987 🌧️ | 33.1°C | 20.2°C | 26.7°C | 398 mm | 89% | 2 m/s | 4.3 |
| 1986 | 34.7°C | 20.3°C | 27.5°C | 94 mm | 80% | 2.2 m/s | 4.8 |
| 1985 | 33.8°C | 22.2°C | 28.0°C | 260 mm | 87% | 1.8 m/s | 5 |
| 1984 ❄️ | 31.3°C | 17.6°C | 24.4°C | 226 mm | 86% | 2.1 m/s | 5.1 |
| 1983 🔥 | 38.3°C | 24.4°C | 31.3°C | 54 mm | 71% | 2.2 m/s | — |
| 1982 | 34.7°C | 19.2°C | 26.9°C | 108 mm | 81% | 2 m/s | — |
| 1981 | 33.2°C | 23.2°C | 28.2°C | 201 mm | 87% | 1.9 m/s | — |
Actual recorded September data for each year, 1981–2025 — sourced from NASA POWER.
The average high in September is around 33.9°C with lows near 22.3°C (mean 28.1°C), based on 45 years of NASA POWER data.
September averages 172 mm of rainfall in Bhojpur, a relatively wet time of year. The wettest on record was 398 mm in 1987.
The hottest September reached 38.3°C in 1983. The coldest dipped to 16.6°C in 1994.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average September temperatures have risen by about 1.6°C. Daytime highs moved from 34.3°C to 34.6°C and overnight lows from 21.3°C to 24.1°C over the same span.
September is one of the warmer months of the year in Bhojpur and a relatively wet time of year, so plan for around 33.9°C daytime highs and 22.3°C at night.
Not quite — September is the 7th coolest month in Bhojpur, averaging 28.1°C.
For September in Bhojpur, pack light, breathable clothing and sun protection, with typical highs of 33.9°C and lows of 22.3°C. Bring an umbrella or light rain jacket too.
Relative humidity in September averages 84% — quite humid.
Average wind speed in September is 1.9 m/s. The windiest September on record averaged 2.6 m/s (2000).
The wettest September on record was 1987 with 398 mm. On average, September sees 172 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 Bhojpur behaves each September, 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 September specifically, along with year-by-year records and how the month has changed over the decades.
