September is one of the warmer months of the year in Gangapurcity, with average highs near 36.5°C and lows around 20.2°C (mean 28.4°C). It is a relatively wet time of year, averaging 96 mm of rainfall and 71% relative humidity across the period.
September is one of the warmer months of the year in Gangapurcity. Across 45 years of records, the warmest September in Gangapurcity was 1987 — when the month averaged 31.5°C — while the coldest were 1994 and 2010 at 24.9°C. Typical September days reach 36.5°C with nights near 20.2°C. The long-term trend is cooling, 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 | 29.0°C | 27.9°C | 29.6°C | 27.0°C | 28.4°C | -0.6°C |
| Avg High | 37.7°C | 36.0°C | 38.6°C | 34.6°C | 34.9°C | -2.8°C |
| Avg Low | 20.2°C | 19.8°C | 20.6°C | 19.3°C | 21.9°C | +1.7°C |
| Avg Rain | 57 mm | 123 mm | 64 mm | 104 mm | 151 mm | +94 mm |
September temperatures in Gangapurcity have stayed relatively stable across the record.
September has ranged from a record low of 16.1°C (1994) to a record high of 41.5°C (1987).
Rainfall in September is a relatively wet time of year, averaging 96 mm, with a wettest year of 268 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.6°C per decade while lows rose 0.3°C per decade, narrowing the gap between day and night.
A good time to visit Gangapurcity
September is a good time to visit Gangapurcity, with days averaging 36.5°C and nights around 20.2°C (mean 28.4°C, warmer than Gangapurcity'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 | 33.1°C | 21.0°C | 27.0°C | 186 mm | 84% | 2 m/s | 4.9 |
| 2024 🌧️ | 33.4°C | 22.1°C | 27.7°C | 268 mm | 87% | 1.7 m/s | 4.3 |
| 2023 | 37.5°C | 21.2°C | 29.4°C | 119 mm | 75% | 2 m/s | 4.8 |
| 2022 | 34.6°C | 21.7°C | 28.1°C | 171 mm | 80% | 1.9 m/s | 4.9 |
| 2021 | 32.7°C | 22.7°C | 27.7°C | 127 mm | 87% | 2.6 m/s | 4.4 |
| 2020 | 38.4°C | 22.6°C | 30.5°C | 34 mm | 66% | 1.6 m/s | 5.4 |
| 2019 | 34.5°C | 22.4°C | 28.4°C | 168 mm | 85% | 1.5 m/s | 4.4 |
| 2018 | 33.1°C | 17.9°C | 25.5°C | 185 mm | 82% | 2.6 m/s | 4.4 |
| 2017 | 38.3°C | 19.5°C | 28.9°C | 58 mm | 62% | 1.6 m/s | 5.2 |
| 2016 | 35.1°C | 20.8°C | 28.0°C | 19 mm | 77% | 1.8 m/s | 5.7 |
| 2015 | 39.0°C | 19.0°C | 29.0°C | 58 mm | 58% | 2.1 m/s | 5.9 |
| 2014 | 35.9°C | 19.1°C | 27.5°C | 77 mm | 72% | 2.5 m/s | 5.5 |
| 2013 | 33.3°C | 20.4°C | 26.8°C | 72 mm | 79% | 1.9 m/s | 5.6 |
| 2012 | 32.3°C | 17.6°C | 25.0°C | 116 mm | 81% | 1.8 m/s | 5.1 |
| 2011 | 32.3°C | 19.0°C | 25.6°C | 161 mm | 84% | 2.2 m/s | 5.2 |
| 2010 | 32.5°C | 17.2°C | 24.9°C | 131 mm | 81% | 1.9 m/s | 4.9 |
| 2009 | 40.7°C | 20.9°C | 30.8°C | 73 mm | 60% | 2.1 m/s | 6 |
| 2008 | 38.3°C | 20.0°C | 29.1°C | 108 mm | 72% | 1.9 m/s | 5.6 |
| 2007 | 37.0°C | 20.8°C | 28.9°C | 77 mm | 68% | 1.7 m/s | 5.4 |
| 2006 | 38.2°C | 20.3°C | 29.2°C | 51 mm | 63% | 2.1 m/s | 5.6 |
| 2005 | 40.9°C | 20.5°C | 30.7°C | 84 mm | 64% | 2.5 m/s | 5.1 |
| 2004 | 35.9°C | 20.9°C | 28.4°C | 45 mm | 72% | 1.8 m/s | 5.8 |
| 2003 | 36.5°C | 21.1°C | 28.8°C | 99 mm | 73% | 1.6 m/s | 4.9 |
| 2002 | 39.0°C | 20.4°C | 29.7°C | 72 mm | 57% | 2 m/s | 6 |
| 2001 | 39.5°C | 20.9°C | 30.2°C | 12 mm | 49% | 1.7 m/s | 6 |
| 2000 | 40.0°C | 20.6°C | 30.3°C | 22 mm | 48% | 2 m/s | 5.7 |
| 1999 | 39.7°C | 23.1°C | 31.4°C | 75 mm | 66% | 1.8 m/s | 5.2 |
| 1998 | 38.9°C | 23.3°C | 31.1°C | 149 mm | 73% | 2 m/s | 5.3 |
| 1997 | 37.9°C | 20.5°C | 29.2°C | 64 mm | 68% | 2.1 m/s | 5.7 |
| 1996 | 35.0°C | 18.7°C | 26.8°C | 162 mm | 77% | 1.8 m/s | 5.5 |
| 1995 | 34.5°C | 17.5°C | 26.0°C | 105 mm | 77% | 1.8 m/s | 5.7 |
| 1994 ❄️ | 33.8°C | 16.1°C | 24.9°C | 72 mm | 75% | 2.4 m/s | 5.9 |
| 1993 | 36.7°C | 21.2°C | 29.0°C | 204 mm | 76% | 1.8 m/s | 5.5 |
| 1992 | 34.1°C | 17.3°C | 25.7°C | 143 mm | 77% | 2.2 m/s | 5.5 |
| 1991 | 34.7°C | 18.0°C | 26.4°C | 85 mm | 72% | 2.1 m/s | 5.9 |
| 1990 | 34.4°C | 22.0°C | 28.2°C | 167 mm | 79% | 2 m/s | 4.9 |
| 1989 | 38.0°C | 20.1°C | 29.1°C | 44 mm | 62% | 1.9 m/s | 5.9 |
| 1988 | 39.5°C | 19.3°C | 29.4°C | 47 mm | 68% | 2.4 m/s | 5.8 |
| 1987 🔥 | 41.5°C | 21.4°C | 31.5°C | 45 mm | 49% | 2.2 m/s | 6 |
| 1986 | 38.5°C | 20.5°C | 29.5°C | 27 mm | 58% | 2.1 m/s | 6 |
| 1985 | 37.5°C | 20.4°C | 28.9°C | 55 mm | 69% | 2.3 m/s | 5.9 |
| 1984 | 35.8°C | 19.5°C | 27.7°C | 113 mm | 71% | 1.8 m/s | 5.7 |
| 1983 | 34.6°C | 22.0°C | 28.3°C | 120 mm | 79% | 1.7 m/s | — |
| 1982 | 35.7°C | 16.5°C | 26.1°C | 10 mm | 70% | 2.1 m/s | — |
| 1981 | 38.6°C | 21.7°C | 30.2°C | 52 mm | 66% | 2.1 m/s | — |
Actual recorded September data for each year, 1981–2025 — sourced from NASA POWER.
The average high in September is around 36.5°C with lows near 20.2°C (mean 28.4°C), based on 45 years of NASA POWER data.
September averages 96 mm of rainfall in Gangapurcity, a relatively wet time of year. The wettest on record was 268 mm in 2024.
The hottest September reached 41.5°C in 1987. The coldest dipped to 16.1°C in 1994.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average September temperatures have fallen by about 0.2°C. Daytime highs moved from 36.4°C to 34.3°C and overnight lows from 20°C to 21.7°C over the same span.
September is one of the warmer months of the year in Gangapurcity and a relatively wet time of year, so plan for around 36.5°C daytime highs and 20.2°C at night.
Not quite — September is the 7th coolest month in Gangapurcity, averaging 28.4°C.
For September in Gangapurcity, pack light, breathable clothing and sun protection, with typical highs of 36.5°C and lows of 20.2°C. Bring an umbrella or light rain jacket too.
Relative humidity in September averages 71% — moderately humid.
Average wind speed in September is 2 m/s. The windiest September on record averaged 2.6 m/s (2018).
The wettest September on record was 2024 with 268 mm. On average, September sees 96 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 Gangapurcity 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.
