September is close to Bilaspur's year-round average, with average highs near 31.9°C and lows around 20.9°C (mean 26.4°C). It is a relatively wet time of year, averaging 209 mm of rainfall and 86% relative humidity across the period.
September is close to Bilaspur's year-round average. Across 45 years of records, the warmest September in Bilaspur was 2000 — when the month averaged 27.9°C — while the coldest was 1982 at 24.7°C. Typical September days reach 31.9°C with nights near 20.9°C. The long-term September temperature trend is broadly flat.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 26.5°C | 26.1°C | 26.5°C | 26.1°C | 27.1°C | +0.6°C |
| Avg High | 32.2°C | 31.5°C | 32.3°C | 31.8°C | 31.8°C | -0.4°C |
| Avg Low | 20.8°C | 20.7°C | 20.6°C | 20.5°C | 22.5°C | +1.7°C |
| Avg Rain | 164 mm | 193 mm | 193 mm | 248 mm | 267 mm | +102 mm |
September temperatures in Bilaspur have risen by about 1.2°C between 1981–1985 and 2021–2025.
September has ranged from a record low of 17°C (1982) to a record high of 34.6°C (2000).
Rainfall in September is a relatively wet time of year, averaging 209 mm, with a wettest year of 440 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0°C per decade while lows rose 0.3°C per decade, narrowing the gap between day and night.
A good time to visit Bilaspur
September is a good time to visit Bilaspur, with days averaging 31.9°C and nights around 20.9°C (mean 26.4°C, close to Bilaspur's yearly average) and higher rainfall. February and November are marginally more temperate, but September still suits most travellers.
| Year | High | Low | Avg | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|
| 2025 | 32.0°C | 22.8°C | 27.4°C | 288 mm | 87% | 1.4 m/s | 4 |
| 2024 | 31.8°C | 23.0°C | 27.4°C | 225 mm | 89% | 1.9 m/s | 4 |
| 2023 | 32.0°C | 22.7°C | 27.4°C | 400 mm | 88% | 1.5 m/s | 4.1 |
| 2022 | 31.1°C | 21.7°C | 26.4°C | 228 mm | 88% | 1.8 m/s | 3.9 |
| 2021 | 31.6°C | 22.4°C | 27.0°C | 305 mm | 88% | 1.7 m/s | 4.1 |
| 2020 | 32.3°C | 22.2°C | 27.2°C | 152 mm | 85% | 1.1 m/s | 4.5 |
| 2019 🌧️ | 31.9°C | 22.7°C | 27.3°C | 440 mm | 90% | 2 m/s | 3.6 |
| 2018 | 31.8°C | 20.9°C | 26.3°C | 96 mm | 85% | 2.1 m/s | 4.5 |
| 2017 | 32.3°C | 21.1°C | 26.7°C | 207 mm | 85% | 1.2 m/s | 4.3 |
| 2016 | 31.1°C | 21.9°C | 26.5°C | 288 mm | 89% | 1.8 m/s | 4.1 |
| 2015 | 32.6°C | 18.8°C | 25.7°C | 231 mm | 83% | 1.6 m/s | 5 |
| 2014 | 32.1°C | 19.5°C | 25.8°C | 219 mm | 85% | 1.8 m/s | 4.6 |
| 2013 | 31.2°C | 21.3°C | 26.3°C | 161 mm | 86% | 1.4 m/s | 4.6 |
| 2012 | 31.0°C | 19.6°C | 25.3°C | 182 mm | 87% | 1.5 m/s | 4.5 |
| 2011 | 31.3°C | 20.4°C | 25.9°C | 369 mm | 89% | 1.9 m/s | 4 |
| 2010 | 32.5°C | 18.4°C | 25.5°C | 288 mm | 84% | 1.4 m/s | 4.8 |
| 2009 | 33.1°C | 20.9°C | 27.0°C | 78 mm | 83% | 1.9 m/s | 5.1 |
| 2008 | 31.0°C | 20.0°C | 25.5°C | 270 mm | 86% | 1.7 m/s | 5.1 |
| 2007 | 31.7°C | 22.3°C | 27.0°C | 257 mm | 88% | 1.8 m/s | 4.3 |
| 2006 | 31.5°C | 18.6°C | 25.0°C | 197 mm | 85% | 1.6 m/s | 5 |
| 2005 | 33.3°C | 20.9°C | 27.1°C | 278 mm | 87% | 2 m/s | 4.5 |
| 2004 | 32.9°C | 20.5°C | 26.7°C | 162 mm | 83% | 1.3 m/s | 5.1 |
| 2003 | 30.5°C | 22.6°C | 26.5°C | 362 mm | 91% | 2.2 m/s | 3.5 |
| 2002 | 32.2°C | 18.4°C | 25.3°C | 130 mm | 84% | 1.9 m/s | 4.9 |
| 2001 | 32.5°C | 20.4°C | 26.5°C | 96 mm | 82% | 1.5 m/s | 5.3 |
| 2000 🔥 | 34.6°C | 21.1°C | 27.9°C | 105 mm | 79% | 1.9 m/s | 4.4 |
| 1999 | 30.8°C | 22.4°C | 26.6°C | 237 mm | 89% | 1.5 m/s | 4.2 |
| 1998 | 31.7°C | 22.9°C | 27.3°C | 238 mm | 87% | 1.5 m/s | 4.9 |
| 1997 | 32.0°C | 19.2°C | 25.6°C | 99 mm | 87% | 1.7 m/s | 4.6 |
| 1996 | 32.1°C | 20.4°C | 26.2°C | 71 mm | 84% | 1.2 m/s | 4.9 |
| 1995 | 32.3°C | 20.5°C | 26.4°C | 155 mm | 85% | 1.8 m/s | 4.9 |
| 1994 | 31.3°C | 18.3°C | 24.8°C | 249 mm | 86% | 1.7 m/s | 4.9 |
| 1993 | 31.0°C | 21.9°C | 26.5°C | 312 mm | 89% | 1.9 m/s | 3.7 |
| 1992 | 31.0°C | 19.4°C | 25.2°C | 192 mm | 85% | 1.9 m/s | 5 |
| 1991 | 31.9°C | 19.8°C | 25.9°C | 78 mm | 85% | 1.7 m/s | 5 |
| 1990 | 30.9°C | 22.3°C | 26.6°C | 301 mm | 89% | 1.8 m/s | 3.9 |
| 1989 | 31.9°C | 22.0°C | 26.9°C | 155 mm | 86% | 1.5 m/s | 4.6 |
| 1988 | 31.8°C | 22.8°C | 27.3°C | 116 mm | 85% | 1.5 m/s | 4.8 |
| 1987 | 33.4°C | 21.1°C | 27.2°C | 145 mm | 84% | 2 m/s | 4 |
| 1986 | 34.4°C | 20.7°C | 27.5°C | 137 mm | 82% | 1.7 m/s | 5.4 |
| 1985 | 31.5°C | 20.5°C | 26.0°C | 248 mm | 86% | 1.6 m/s | 5.1 |
| 1984 | 31.3°C | 18.3°C | 24.8°C | 79 mm | 84% | 1.9 m/s | 5.4 |
| 1983 | 31.7°C | 22.9°C | 27.3°C | 258 mm | 88% | 1.5 m/s | — |
| 1982 ❄️ | 32.3°C | 17.0°C | 24.7°C | 80 mm | 83% | 1.6 m/s | — |
| 1981 | 31.1°C | 22.3°C | 26.7°C | 258 mm | 88% | 1.8 m/s | — |
Actual recorded September data for each year, 1981–2025 — sourced from NASA POWER.
The average high in September is around 31.9°C with lows near 20.9°C (mean 26.4°C), based on 45 years of NASA POWER data.
September averages 209 mm of rainfall in Bilaspur, a relatively wet time of year. The wettest on record was 440 mm in 2019.
The hottest September reached 34.6°C in 2000. The coldest dipped to 17°C in 1982.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average September temperatures have risen by about 1.2°C. Daytime highs moved from 31.6°C to 31.7°C and overnight lows from 20.2°C to 22.5°C over the same span.
September is close to Bilaspur's year-round average and a relatively wet time of year, so plan for around 31.9°C daytime highs and 20.9°C at night.
Not quite — September is the 6th coolest month in Bilaspur, averaging 26.4°C.
For September in Bilaspur, pack light, breathable clothing and sun protection, with typical highs of 31.9°C and lows of 20.9°C. Bring an umbrella or light rain jacket too.
Relative humidity in September averages 86% — quite humid.
Average wind speed in September is 1.7 m/s. The windiest September on record averaged 2.2 m/s (2003).
The wettest September on record was 2019 with 440 mm. On average, September sees 209 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 Bilaspur 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.
