September is one of the cooler months of the year in Rajanna Sircilla, with average highs near 31.4°C and lows around 20.5°C (mean 26°C). It is a relatively wet time of year, averaging 151 mm of rainfall and 85% relative humidity across the period.
September is one of the cooler months of the year in Rajanna Sircilla. Across 45 years of records, the warmest September in Rajanna Sircilla was 1987 — when the month averaged 28.3°C — while the coldest was 1994 at 23.5°C. Typical September days reach 31.4°C with nights near 20.5°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 | 26.3°C | 25.4°C | 26.2°C | 25.9°C | 25.9°C | -0.4°C |
| Avg High | 31.9°C | 30.8°C | 31.9°C | 31.4°C | 30.8°C | -1.1°C |
| Avg Low | 20.8°C | 20.0°C | 20.5°C | 20.3°C | 21.0°C | +0.2°C |
| Avg Rain | 138 mm | 125 mm | 149 mm | 140 mm | 240 mm | +102 mm |
September temperatures in Rajanna Sircilla have stayed relatively stable across the record.
September has ranged from a record low of 16.7°C (1994) to a record high of 35°C (1987).
Rainfall in September is a relatively wet time of year, averaging 151 mm, with a wettest year of 300 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.1°C per decade while lows rose 0.1°C per decade, narrowing the gap between day and night.
A good time to visit Rajanna Sircilla
September is a good time to visit Rajanna Sircilla, with days averaging 31.4°C and nights around 20.5°C (mean 26°C, cooler than Rajanna Sircilla's yearly average) and higher rainfall. November and January are marginally more temperate, but September still suits most travellers.
| Year | High | Low | Avg | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|
| 2025 | 30.6°C | 20.9°C | 25.7°C | 293 mm | 90% | 2.1 m/s | 4.1 |
| 2024 | 30.8°C | 20.8°C | 25.8°C | 200 mm | 88% | 2.6 m/s | 4.6 |
| 2023 | 30.9°C | 21.5°C | 26.2°C | 230 mm | 87% | 2.2 m/s | 3.9 |
| 2022 | 31.7°C | 20.5°C | 26.1°C | 205 mm | 87% | 2.1 m/s | 4.6 |
| 2021 🌧️ | 30.3°C | 20.0°C | 25.1°C | 300 mm | 89% | 2.2 m/s | 4.4 |
| 2020 | 30.7°C | 22.0°C | 26.3°C | 210 mm | 88% | 1.5 m/s | 4.5 |
| 2019 | 30.6°C | 21.9°C | 26.3°C | 205 mm | 88% | 2.4 m/s | 4.3 |
| 2018 | 31.8°C | 19.1°C | 25.4°C | 63 mm | 81% | 1.9 m/s | 5.2 |
| 2017 | 32.4°C | 21.3°C | 26.8°C | 90 mm | 82% | 1.7 m/s | 5 |
| 2016 | 31.2°C | 20.0°C | 25.6°C | 263 mm | 86% | 2.6 m/s | 4 |
| 2015 | 34.7°C | 19.1°C | 26.9°C | 88 mm | 76% | 1.8 m/s | 5 |
| 2014 | 31.7°C | 19.8°C | 25.7°C | 107 mm | 82% | 2.5 m/s | 4.9 |
| 2013 | 30.2°C | 20.2°C | 25.2°C | 125 mm | 86% | 1.8 m/s | 5 |
| 2012 | 30.9°C | 20.7°C | 25.8°C | 156 mm | 86% | 2.2 m/s | 4.8 |
| 2011 | 30.9°C | 21.0°C | 26.0°C | 85 mm | 85% | 2.4 m/s | 5.1 |
| 2010 | 30.0°C | 19.9°C | 24.9°C | 214 mm | 89% | 2.1 m/s | 4.6 |
| 2009 | 32.1°C | 21.2°C | 26.7°C | 106 mm | 84% | 2 m/s | 5.2 |
| 2008 | 31.1°C | 18.7°C | 24.9°C | 215 mm | 87% | 2 m/s | 5.1 |
| 2007 | 30.8°C | 20.1°C | 25.4°C | 272 mm | 89% | 2.2 m/s | 4.6 |
| 2006 | 31.6°C | 20.1°C | 25.9°C | 277 mm | 87% | 1.9 m/s | 4.9 |
| 2005 | 30.6°C | 20.5°C | 25.5°C | 245 mm | 88% | 2.4 m/s | 4.8 |
| 2004 | 33.0°C | 21.3°C | 27.2°C | 98 mm | 81% | 1.8 m/s | 5.3 |
| 2003 | 30.5°C | 21.4°C | 26.0°C | 79 mm | 87% | 2.5 m/s | 4.9 |
| 2002 | 33.6°C | 20.3°C | 26.9°C | 43 mm | 80% | 2.3 m/s | 5.6 |
| 2001 | 33.7°C | 21.4°C | 27.6°C | 94 mm | 81% | 1.5 m/s | 5.1 |
| 2000 | 31.5°C | 20.3°C | 25.9°C | 60 mm | 83% | 2 m/s | 5.3 |
| 1999 | 31.7°C | 21.5°C | 26.6°C | 126 mm | 85% | 2.6 m/s | 4.1 |
| 1998 | 30.4°C | 21.7°C | 26.0°C | 172 mm | 88% | 2.2 m/s | 4.6 |
| 1997 | 31.4°C | 19.7°C | 25.5°C | 91 mm | 85% | 1.7 m/s | 4.8 |
| 1996 | 31.2°C | 20.1°C | 25.7°C | 213 mm | 86% | 1.7 m/s | 4.8 |
| 1995 | 30.9°C | 20.6°C | 25.8°C | 140 mm | 85% | 2.2 m/s | 4.8 |
| 1994 ❄️ | 30.2°C | 16.7°C | 23.5°C | 65 mm | 83% | 2.3 m/s | 5.1 |
| 1993 | 30.6°C | 20.6°C | 25.6°C | 162 mm | 85% | 2.2 m/s | 4.6 |
| 1992 | 30.4°C | 18.4°C | 24.4°C | 83 mm | 83% | 2.2 m/s | 5.1 |
| 1991 | 31.4°C | 20.9°C | 26.2°C | 104 mm | 81% | 1.8 m/s | 5.1 |
| 1990 | 30.1°C | 19.5°C | 24.8°C | 93 mm | 86% | 2.4 m/s | 4.8 |
| 1989 | 31.1°C | 20.9°C | 26.0°C | 86 mm | 86% | 2.1 m/s | 4.9 |
| 1988 | 30.4°C | 21.6°C | 26.0°C | 159 mm | 89% | 1.8 m/s | 4.3 |
| 1987 🔥 | 35.0°C | 21.6°C | 28.3°C | 65 mm | 76% | 2.1 m/s | 5.5 |
| 1986 | 32.9°C | 20.7°C | 26.8°C | 77 mm | 80% | 1.5 m/s | 5.6 |
| 1985 | 33.2°C | 20.2°C | 26.7°C | 26 mm | 77% | 2.1 m/s | 5.2 |
| 1984 | 33.0°C | 19.9°C | 26.4°C | 133 mm | 79% | 2.1 m/s | 5.5 |
| 1983 | 30.1°C | 21.7°C | 25.9°C | 184 mm | 88% | 2.4 m/s | — |
| 1982 | 31.3°C | 19.1°C | 25.2°C | 233 mm | 85% | 2 m/s | — |
| 1981 | 30.5°C | 21.1°C | 25.8°C | 281 mm | 89% | 2 m/s | — |
Actual recorded September data for each year, 1981–2025 — sourced from NASA POWER.
The average high in September is around 31.4°C with lows near 20.5°C (mean 26°C), based on 45 years of NASA POWER data.
September averages 151 mm of rainfall in Rajanna Sircilla, a relatively wet time of year. The wettest on record was 300 mm in 2021.
The hottest September reached 35°C in 1987. The coldest dipped to 16.7°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 31.6°C to 30.9°C and overnight lows from 20.4°C to 20.7°C over the same span.
September is one of the cooler months of the year in Rajanna Sircilla and a relatively wet time of year, so plan for around 31.4°C daytime highs and 20.5°C at night.
Not quite — September is the 6th coolest month in Rajanna Sircilla, averaging 26°C.
For September in Rajanna Sircilla, pack light, breathable clothing and sun protection, with typical highs of 31.4°C and lows of 20.5°C. Bring an umbrella or light rain jacket too.
Relative humidity in September averages 85% — quite humid.
Average wind speed in September is 2.1 m/s. The windiest September on record averaged 2.6 m/s (1999).
The wettest September on record was 2021 with 300 mm. On average, September sees 151 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 Rajanna Sircilla 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.
