September is one of the warmer months of the year in Bokaro, with average highs near 32°C and lows around 21.7°C (mean 26.9°C). It is a relatively wet time of year, averaging 232 mm of rainfall and 88% relative humidity across the period.
September is one of the warmer months of the year in Bokaro. Across 45 years of records, the warmest September in Bokaro was 2023 — when the month averaged 28.4°C — while the coldest was 1984 at 24.4°C. Typical September days reach 32°C with nights near 21.7°C. The long-term trend is warming, about 0.2°C per decade.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 26.7°C | 26.4°C | 27.0°C | 26.7°C | 27.4°C | +0.7°C |
| Avg High | 32.4°C | 31.6°C | 31.8°C | 32.0°C | 32.1°C | -0.3°C |
| Avg Low | 21.0°C | 21.3°C | 22.1°C | 21.5°C | 22.8°C | +1.8°C |
| Avg Rain | 184 mm | 219 mm | 226 mm | 247 mm | 307 mm | +123 mm |
September temperatures in Bokaro have risen by about 1.4°C between 1981–1985 and 2021–2025.
September has ranged from a record low of 17.5°C (1994) to a record high of 34.1°C (2010).
Rainfall in September is a relatively wet time of year, averaging 232 mm, with a wettest year of 606 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0°C per decade while lows rose 0.4°C per decade, narrowing the gap between day and night.
A good time to visit Bokaro
September is a good time to visit Bokaro, with days averaging 32°C and nights around 21.7°C (mean 26.9°C, warmer than Bokaro'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 | 31.8°C | 23.4°C | 27.6°C | 193 mm | 89% | 1.5 m/s | 4.3 |
| 2024 🌧️ | 32.2°C | 22.1°C | 27.1°C | 606 mm | 90% | 2.3 m/s | 4.2 |
| 2023 🔥 | 33.1°C | 23.7°C | 28.4°C | 259 mm | 89% | 1.8 m/s | 3.8 |
| 2022 | 31.5°C | 23.4°C | 27.4°C | 195 mm | 89% | 1.7 m/s | 4.1 |
| 2021 | 31.6°C | 22.9°C | 27.3°C | 414 mm | 90% | 2 m/s | 4.1 |
| 2020 | 32.5°C | 21.0°C | 26.8°C | 172 mm | 89% | 1.5 m/s | 4.3 |
| 2019 | 32.0°C | 21.9°C | 26.9°C | 308 mm | 89% | 1.9 m/s | 4 |
| 2018 | 31.6°C | 21.4°C | 26.5°C | 166 mm | 87% | 1.7 m/s | 4.4 |
| 2017 | 32.9°C | 23.4°C | 28.2°C | 204 mm | 87% | 1.3 m/s | 4.6 |
| 2016 | 31.4°C | 22.9°C | 27.2°C | 356 mm | 90% | 1.6 m/s | 4.3 |
| 2015 | 32.5°C | 20.8°C | 26.6°C | 129 mm | 83% | 1.6 m/s | 5.1 |
| 2014 | 32.0°C | 21.0°C | 26.5°C | 169 mm | 85% | 1.6 m/s | 4.8 |
| 2013 | 31.3°C | 22.7°C | 27.0°C | 233 mm | 88% | 1.6 m/s | 4.4 |
| 2012 | 31.1°C | 19.2°C | 25.2°C | 259 mm | 89% | 1.6 m/s | 4.6 |
| 2011 | 31.0°C | 21.5°C | 26.2°C | 382 mm | 91% | 2.4 m/s | 4 |
| 2010 | 34.1°C | 20.4°C | 27.2°C | 267 mm | 84% | 1.9 m/s | 4.6 |
| 2009 | 31.9°C | 23.2°C | 27.6°C | 274 mm | 88% | 1.8 m/s | 4.7 |
| 2008 | 32.2°C | 21.1°C | 26.7°C | 184 mm | 87% | 1.8 m/s | 4.6 |
| 2007 | 31.3°C | 22.7°C | 27.0°C | 358 mm | 91% | 2.1 m/s | 4.4 |
| 2006 | 31.9°C | 22.2°C | 27.1°C | 306 mm | 89% | 1.9 m/s | 4.5 |
| 2005 | 32.4°C | 22.5°C | 27.4°C | 159 mm | 87% | 2.1 m/s | 5 |
| 2004 | 32.6°C | 21.7°C | 27.1°C | 145 mm | 88% | 2.1 m/s | 4.3 |
| 2003 | 31.5°C | 23.3°C | 27.4°C | 223 mm | 89% | 1.8 m/s | 4.4 |
| 2002 | 31.6°C | 21.4°C | 26.5°C | 263 mm | 88% | 1.8 m/s | 4.6 |
| 2001 | 31.1°C | 22.3°C | 26.7°C | 125 mm | 87% | 1.6 m/s | 4.8 |
| 2000 | 31.4°C | 20.7°C | 26.0°C | 227 mm | 88% | 2.1 m/s | 4.2 |
| 1999 | 30.5°C | 22.2°C | 26.4°C | 165 mm | 91% | 2.1 m/s | 4.4 |
| 1998 | 32.3°C | 22.9°C | 27.6°C | 308 mm | 89% | 1.8 m/s | 4.6 |
| 1997 | 31.9°C | 20.3°C | 26.1°C | 138 mm | 88% | 1.6 m/s | 4.5 |
| 1996 | 31.5°C | 22.1°C | 26.8°C | 112 mm | 87% | 1.5 m/s | 4.8 |
| 1995 | 31.6°C | 20.2°C | 25.9°C | 335 mm | 88% | 2 m/s | 4 |
| 1994 | 31.4°C | 17.5°C | 24.5°C | 135 mm | 85% | 2.1 m/s | 4.7 |
| 1993 | 32.0°C | 22.2°C | 27.1°C | 311 mm | 89% | 2.1 m/s | 3.8 |
| 1992 | 31.9°C | 21.2°C | 26.5°C | 123 mm | 85% | 2 m/s | 4.8 |
| 1991 | 31.1°C | 21.4°C | 26.3°C | 315 mm | 88% | 1.6 m/s | 4.3 |
| 1990 | 31.5°C | 22.6°C | 27.0°C | 250 mm | 90% | 1.8 m/s | 4 |
| 1989 | 33.1°C | 22.7°C | 27.9°C | 155 mm | 85% | 1.8 m/s | 4.5 |
| 1988 | 32.7°C | 22.3°C | 27.5°C | 134 mm | 87% | 1.6 m/s | 4.9 |
| 1987 | 32.9°C | 20.8°C | 26.9°C | 281 mm | 88% | 1.8 m/s | 4.4 |
| 1986 | 33.7°C | 20.9°C | 27.3°C | 118 mm | 82% | 2.1 m/s | 4.5 |
| 1985 | 31.4°C | 21.6°C | 26.5°C | 227 mm | 88% | 1.8 m/s | 4.8 |
| 1984 ❄️ | 30.8°C | 18.0°C | 24.4°C | 149 mm | 86% | 1.8 m/s | 4.7 |
| 1983 | 32.7°C | 22.1°C | 27.4°C | 206 mm | 86% | 1.9 m/s | — |
| 1982 | 32.5°C | 19.1°C | 25.8°C | 141 mm | 83% | 1.7 m/s | — |
| 1981 | 32.1°C | 21.7°C | 26.9°C | 239 mm | 89% | 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°C with lows near 21.7°C (mean 26.9°C), based on 45 years of NASA POWER data.
September averages 232 mm of rainfall in Bokaro, a relatively wet time of year. The wettest on record was 606 mm in 2024.
The hottest September reached 34.1°C in 2010. The coldest dipped to 17.5°C in 1994.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average September temperatures have risen by about 1.4°C. Daytime highs moved from 31.9°C to 32°C and overnight lows from 20.5°C to 23.1°C over the same span.
September is one of the warmer months of the year in Bokaro and a relatively wet time of year, so plan for around 32°C daytime highs and 21.7°C at night.
Not quite — September is the 7th coolest month in Bokaro, averaging 26.9°C.
For September in Bokaro, pack light, breathable clothing and sun protection, with typical highs of 32°C and lows of 21.7°C. Bring an umbrella or light rain jacket too.
Relative humidity in September averages 88% — quite humid.
Average wind speed in September is 1.8 m/s. The windiest September on record averaged 2.4 m/s (2011).
The wettest September on record was 2024 with 606 mm. On average, September sees 232 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 Bokaro 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.
