September is one of the warmer months of the year in Bahraich, with average highs near 32.1°C and lows around 24.3°C (mean 28.2°C). It is a relatively wet time of year, averaging 177 mm of rainfall and 80% relative humidity across the period.
September is one of the warmer months of the year in Bahraich. Across 45 years of records, the warmest September in Bahraich was 1987 — when the month averaged 29.7°C — while the coldest was 1982 at 26.6°C. Typical September days reach 32.1°C with nights near 24.3°C. The long-term September temperature trend is broadly flat.
September is a relatively wet time of year in Bahraich, averaging 177 mm of rainfall. The wettest September on record was 1985 with 399 mm, while the driest was 2015 at 33 mm.
Relative humidity in Bahraich during September averages 80%. The most humid September was 2021 at 88%, and the least humid was 1986 at 64%.
September receives about 4.9 kWh/m²/day of solar energy in Bahraich. The sunniest Septembers were 1986 and 2015 at 5.5 kWh/m²/day, and the cloudiest was 2019 at 3.9.
Average wind speed in Bahraich during September is 1.8 m/s. The windiest September was 1993 at 2.5 m/s, while the calmest was 2000 at 1.2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 28.0°C | 28.4°C | 28.3°C | 27.9°C | 28.1°C | +0.1°C |
| Avg High | 32.2°C | 32.6°C | 32.3°C | 31.6°C | 31.4°C | -0.8°C |
| Avg Low | 23.9°C | 24.2°C | 24.2°C | 24.3°C | 24.9°C | +1°C |
| Avg Rain | 193 mm | 134 mm | 164 mm | 181 mm | 239 mm | +46 mm |
September temperatures in Bahraich have risen by about 0.7°C between 1981–1985 and 2021–2025.
September has ranged from a record low of 16.4°C (1994) to a record high of 39.1°C (1987).
Rainfall in September is a relatively wet time of year, averaging 177 mm, with a wettest year of 399 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.2°C per decade while lows rose 0.2°C per decade, narrowing the gap between day and night.
A good time to visit Bahraich
September is a good time to visit Bahraich, with days averaging 32.1°C and nights around 24.3°C (mean 28.2°C, warmer than Bahraich's yearly average) and higher rainfall. November and February are marginally more temperate, but September still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 31.0°C | 28.1°C | 25.2°C | 33.9°C | 23.6°C | 289 mm | 88% | 1.6 m/s | 4.4 |
| 2024 | 31.3°C | 28.2°C | 25.0°C | 33.5°C | 22.4°C | 302 mm | 87% | 1.8 m/s | 4.4 |
| 2023 | 31.2°C | 28.0°C | 24.8°C | 33.9°C | 23.1°C | 185 mm | 86% | 1.5 m/s | 4.4 |
| 2022 | 31.4°C | 28.1°C | 24.8°C | 34.9°C | 23.0°C | 313 mm | 84% | 2 m/s | 4.4 |
| 2021 | 30.5°C | 27.7°C | 25.0°C | 33.5°C | 22.6°C | 205 mm | 88% | 1.9 m/s | 4.7 |
| 2020 | 32.7°C | 28.7°C | 24.8°C | 35.1°C | 21.3°C | 143 mm | 79% | 1.3 m/s | 4.5 |
| 2019 | 30.3°C | 27.5°C | 24.8°C | 33.9°C | 20.8°C | 341 mm | 87% | 2 m/s | 3.9 |
| 2018 | 30.7°C | 27.4°C | 24.2°C | 32.2°C | 20.2°C | 96 mm | 87% | 1.9 m/s | 4.8 |
| 2017 | 31.9°C | 28.3°C | 24.8°C | 33.6°C | 22.1°C | 164 mm | 84% | 1.5 m/s | 4.9 |
| 2016 | 31.7°C | 28.1°C | 24.5°C | 33.0°C | 22.5°C | 189 mm | 85% | 1.5 m/s | 4.8 |
| 2015 | 33.8°C | 28.8°C | 23.7°C | 35.7°C | 18.7°C | 33 mm | 72% | 1.7 m/s | 5.5 |
| 2014 | 32.9°C | 28.4°C | 23.9°C | 34.9°C | 20.7°C | 148 mm | 76% | 1.8 m/s | 5.2 |
| 2013 | 32.3°C | 28.5°C | 24.7°C | 34.2°C | 23.1°C | 117 mm | 82% | 1.5 m/s | 5 |
| 2012 | 30.7°C | 27.1°C | 23.6°C | 32.4°C | 20.6°C | 289 mm | 87% | 1.8 m/s | 4.8 |
| 2011 | 31.0°C | 27.7°C | 24.4°C | 32.6°C | 21.9°C | 171 mm | 87% | 1.8 m/s | 5.1 |
| 2010 | 30.4°C | 27.2°C | 24.1°C | 34.0°C | 20.5°C | 264 mm | 87% | 2 m/s | 4.7 |
| 2009 | 31.4°C | 27.9°C | 24.3°C | 33.7°C | 21.9°C | 246 mm | 83% | 1.4 m/s | 4.8 |
| 2008 | 30.6°C | 27.1°C | 23.7°C | 33.4°C | 20.6°C | 244 mm | 86% | 1.6 m/s | 5.2 |
| 2007 | 31.2°C | 27.6°C | 24.0°C | 34.4°C | 21.8°C | 166 mm | 83% | 2 m/s | 4.8 |
| 2006 | 33.5°C | 28.9°C | 24.4°C | 35.5°C | 22.0°C | 81 mm | 74% | 1.5 m/s | 5.3 |
| 2005 | 31.4°C | 27.9°C | 24.5°C | 35.0°C | 22.6°C | 173 mm | 83% | 2.2 m/s | 4.9 |
| 2004 | 33.7°C | 28.9°C | 24.0°C | 38.5°C | 22.2°C | 151 mm | 71% | 1.6 m/s | 5 |
| 2003 | 32.2°C | 28.7°C | 25.3°C | 34.9°C | 22.7°C | 229 mm | 80% | 1.5 m/s | 4.1 |
| 2002 | 33.1°C | 28.6°C | 24.0°C | 37.7°C | 21.6°C | 191 mm | 72% | 1.8 m/s | 4.6 |
| 2001 | 34.8°C | 29.5°C | 24.2°C | 37.2°C | 20.8°C | 65 mm | 66% | 1.3 m/s | 5.1 |
| 2000 | 31.2°C | 27.4°C | 23.6°C | 32.7°C | 20.5°C | 92 mm | 81% | 1.2 m/s | 4.9 |
| 1999 | 33.0°C | 29.1°C | 25.1°C | 35.1°C | 23.7°C | 157 mm | 76% | 1.7 m/s | 4.5 |
| 1998 | 32.6°C | 28.7°C | 24.7°C | 34.8°C | 23.7°C | 72 mm | 80% | 1.9 m/s | 5.2 |
| 1997 | 34.1°C | 29.1°C | 24.1°C | 36.6°C | 20.1°C | 136 mm | 69% | 1.7 m/s | 4.4 |
| 1996 | 32.4°C | 28.5°C | 24.6°C | 34.7°C | 22.7°C | 113 mm | 79% | 1.6 m/s | 5.2 |
| 1995 | 32.8°C | 28.6°C | 24.4°C | 36.3°C | 22.3°C | 86 mm | 77% | 2 m/s | 5.3 |
| 1994 | 33.4°C | 28.3°C | 23.1°C | 35.1°C | 16.4°C | 78 mm | 72% | 2 m/s | 5.2 |
| 1993 | 32.0°C | 28.1°C | 24.2°C | 35.1°C | 22.2°C | 164 mm | 78% | 2.5 m/s | 4.4 |
| 1992 | 33.0°C | 28.3°C | 23.7°C | 35.4°C | 20.5°C | 159 mm | 74% | 1.6 m/s | 5.1 |
| 1991 | 31.4°C | 27.5°C | 23.7°C | 32.4°C | 19.4°C | 209 mm | 83% | 1.3 m/s | 5.2 |
| 1990 | 31.1°C | 27.7°C | 24.4°C | 34.6°C | 22.3°C | 167 mm | 84% | 2 m/s | 4.9 |
| 1989 | 32.9°C | 28.8°C | 24.8°C | 37.7°C | 22.8°C | 178 mm | 76% | 1.7 m/s | 4.9 |
| 1988 | 31.9°C | 28.2°C | 24.5°C | 33.7°C | 22.8°C | 62 mm | 83% | 1.8 m/s | 5.2 |
| 1987 🔥 | 34.8°C | 29.7°C | 24.7°C | 39.1°C | 19.5°C | 132 mm | 69% | 1.6 m/s | 5 |
| 1986 | 34.0°C | 28.8°C | 23.5°C | 38.2°C | 21.7°C | 86 mm | 64% | 2 m/s | 5.5 |
| 1985 🌧️ | 31.3°C | 27.6°C | 24.0°C | 36.7°C | 21.6°C | 399 mm | 82% | 2.3 m/s | 4.5 |
| 1984 | 31.3°C | 27.0°C | 22.7°C | 33.9°C | 18.2°C | 131 mm | 81% | 2 m/s | 5.3 |
| 1983 | 31.6°C | 28.1°C | 24.7°C | 34.8°C | 23.1°C | 316 mm | 82% | 2.1 m/s | — |
| 1982 ❄️ | 30.8°C | 26.6°C | 22.5°C | 34.0°C | 18.3°C | 197 mm | 83% | 1.7 m/s | — |
| 1981 | 31.0°C | 27.4°C | 23.8°C | 34.1°C | 21.7°C | 236 mm | 83% | 1.8 m/s | — |
Actual recorded September data for each year, 1981–2025 — sourced from NASA POWER.
The average high in September is around 32.1°C with lows near 24.3°C (mean 28.2°C), based on 45 years of NASA POWER data.
September averages 177 mm of rainfall in Bahraich, a relatively wet time of year. The wettest on record was 399 mm in 1985.
The hottest September reached 39.1°C in 1987. The coldest dipped to 16.4°C in 1994.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average September temperatures have risen by about 0.7°C — but days and nights have moved in opposite directions. Overnight lows rose from 23.5°C to 25°C while daytime highs eased from 31.2°C to 31.1°C, narrowing the gap between day and night.
September is one of the warmer months of the year in Bahraich and a relatively wet time of year, so plan for around 32.1°C daytime highs and 24.3°C at night.
Not quite — September is the 7th coolest month in Bahraich, averaging 28.2°C.
For September in Bahraich, pack light, breathable clothing and sun protection, with typical highs of 32.1°C and lows of 24.3°C. Bring an umbrella or light rain jacket too.
Relative humidity in September averages 80% — quite humid.
Average wind speed in September is 1.8 m/s. The windiest September on record averaged 2.5 m/s (1993).
The wettest September on record was 1985 with 399 mm. On average, September sees 177 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 Bahraich 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.
