September is one of the cooler months of the year in Pune, with average highs near 26.9°C and lows around 20.5°C (mean 23.7°C). It is a relatively wet time of year, averaging 266 mm of rainfall and 89% relative humidity across the period.
September is one of the cooler months of the year in Pune. Across 45 years of records, the warmest September in Pune was 1987 — when the month averaged 24.7°C — while the coldest was 1994 at 22.5°C. Typical September days reach 26.9°C with nights near 20.5°C. The long-term September temperature trend is broadly flat.
September is a relatively wet time of year in Pune, averaging 266 mm of rainfall. The wettest September on record was 2019 with 681 mm, while the driest was 1987 at 50 mm.
Relative humidity in Pune during September averages 89%. The most humid September was 2019 at 93%, and the least humid was 1986 at 85%.
September receives about 4.4 kWh/m²/day of solar energy in Pune. The sunniest September was 1987 at 5.3 kWh/m²/day, and the cloudiest was 2025 at 3.
Average wind speed in Pune during September is 2.5 m/s. The windiest September was 2005 at 3.3 m/s, while the calmest were 2017 and 2020 at 1.9 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 23.6°C | 23.3°C | 24.0°C | 23.9°C | 23.8°C | +0.2°C |
| Avg High | 27.0°C | 26.6°C | 27.3°C | 27.0°C | 26.6°C | -0.4°C |
| Avg Low | 20.2°C | 20.1°C | 20.7°C | 20.7°C | 21.2°C | +1°C |
| Avg Rain | 262 mm | 200 mm | 232 mm | 296 mm | 386 mm | +124 mm |
September temperatures in Pune have risen by about 0.5°C between 1981–1985 and 2021–2025.
September has ranged from a record low of 14.1°C (1994) to a record high of 32.5°C (2002).
Rainfall in September is a relatively wet time of year, averaging 266 mm, with a wettest year of 681 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 Pune
September is a good time to visit Pune, with days averaging 26.9°C and nights around 20.5°C (mean 23.7°C, close to Pune's yearly average) and higher rainfall. November and January 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 | 26.1°C | 23.4°C | 20.8°C | 28.3°C | 19.3°C | 461 mm | 92% | 2.7 m/s | 3 |
| 2024 | 26.7°C | 23.8°C | 21.0°C | 29.5°C | 18.4°C | 396 mm | 92% | 2.8 m/s | 4 |
| 2023 | 27.1°C | 24.3°C | 21.4°C | 29.9°C | 19.4°C | 380 mm | 91% | 2.9 m/s | 3.8 |
| 2022 | 26.5°C | 23.7°C | 20.9°C | 29.6°C | 19.1°C | 383 mm | 92% | 2.4 m/s | 3.8 |
| 2021 | 26.3°C | 23.8°C | 21.3°C | 27.5°C | 20.1°C | 390 mm | 92% | 3.1 m/s | 3.5 |
| 2020 | 26.7°C | 24.1°C | 21.5°C | 29.8°C | 19.7°C | 303 mm | 92% | 1.9 m/s | 4.2 |
| 2019 🌧️ | 26.3°C | 23.9°C | 21.5°C | 28.5°C | 19.6°C | 681 mm | 93% | 3.2 m/s | 3.3 |
| 2018 | 27.6°C | 23.7°C | 19.8°C | 30.9°C | 17.9°C | 84 mm | 87% | 2.2 m/s | 5 |
| 2017 | 27.7°C | 24.4°C | 21.2°C | 29.8°C | 20.0°C | 386 mm | 90% | 1.9 m/s | 4.4 |
| 2016 | 26.0°C | 23.2°C | 20.4°C | 27.7°C | 18.4°C | 421 mm | 92% | 2.8 m/s | 3.7 |
| 2015 | 28.4°C | 24.4°C | 20.4°C | 30.8°C | 17.2°C | 260 mm | 86% | 2.2 m/s | 4.8 |
| 2014 | 26.9°C | 23.6°C | 20.3°C | 30.0°C | 18.2°C | 196 mm | 89% | 2.7 m/s | 4.3 |
| 2013 | 27.0°C | 23.9°C | 20.8°C | 29.4°C | 19.2°C | 285 mm | 90% | 2.5 m/s | 4.2 |
| 2012 | 27.0°C | 23.8°C | 20.6°C | 29.0°C | 17.8°C | 191 mm | 89% | 3.2 m/s | 4 |
| 2011 | 26.5°C | 23.5°C | 20.5°C | 28.7°C | 18.3°C | 290 mm | 90% | 2.9 m/s | 4.2 |
| 2010 | 27.0°C | 24.1°C | 21.1°C | 29.0°C | 19.7°C | 171 mm | 90% | 2.5 m/s | 4.4 |
| 2009 | 27.9°C | 24.5°C | 21.1°C | 30.0°C | 18.8°C | 181 mm | 89% | 2.2 m/s | 4.5 |
| 2008 | 26.8°C | 23.6°C | 20.4°C | 29.3°C | 17.3°C | 403 mm | 90% | 2.4 m/s | 4.4 |
| 2007 | 26.6°C | 23.9°C | 21.3°C | 28.6°C | 19.9°C | 287 mm | 91% | 2.8 m/s | 4 |
| 2006 | 27.0°C | 24.0°C | 20.9°C | 29.9°C | 19.5°C | 297 mm | 91% | 2.1 m/s | 4.4 |
| 2005 | 26.1°C | 23.7°C | 21.3°C | 28.8°C | 18.7°C | 505 mm | 92% | 3.3 m/s | 3.5 |
| 2004 | 27.2°C | 23.9°C | 20.6°C | 29.1°C | 18.9°C | 224 mm | 89% | 2 m/s | 4.6 |
| 2003 | 27.1°C | 23.9°C | 20.6°C | 29.6°C | 19.4°C | 108 mm | 89% | 3 m/s | 4.1 |
| 2002 | 27.7°C | 23.8°C | 19.9°C | 32.5°C | 17.8°C | 72 mm | 86% | 2.4 m/s | 5.1 |
| 2001 | 28.1°C | 24.3°C | 20.5°C | 30.4°C | 19.2°C | 156 mm | 87% | 2 m/s | 4.7 |
| 2000 | 28.2°C | 24.3°C | 20.4°C | 30.2°C | 18.9°C | 83 mm | 86% | 2.4 m/s | 4.9 |
| 1999 | 26.6°C | 23.5°C | 20.5°C | 28.6°C | 18.8°C | 213 mm | 89% | 2.8 m/s | 3.9 |
| 1998 | 26.6°C | 23.9°C | 21.3°C | 29.2°C | 20.1°C | 272 mm | 91% | 2.8 m/s | 3.9 |
| 1997 | 26.8°C | 23.2°C | 19.7°C | 28.4°C | 18.0°C | 79 mm | 89% | 2.3 m/s | 5.1 |
| 1996 | 26.7°C | 23.4°C | 20.2°C | 29.5°C | 18.1°C | 194 mm | 90% | 2.2 m/s | 4.6 |
| 1995 | 27.0°C | 23.7°C | 20.4°C | 29.0°C | 17.4°C | 328 mm | 89% | 2.5 m/s | 4.5 |
| 1994 ❄️ | 26.2°C | 22.5°C | 18.9°C | 29.0°C | 14.1°C | 165 mm | 88% | 3.1 m/s | 4.8 |
| 1993 | 26.5°C | 23.5°C | 20.5°C | 28.8°C | 19.5°C | 208 mm | 90% | 3 m/s | 4.5 |
| 1992 | 26.7°C | 23.1°C | 19.4°C | 29.4°C | 17.1°C | 256 mm | 87% | 2.8 m/s | 4.9 |
| 1991 | 27.0°C | 23.5°C | 19.9°C | 29.2°C | 18.3°C | 127 mm | 88% | 2.1 m/s | 4.8 |
| 1990 | 26.0°C | 23.0°C | 19.9°C | 27.6°C | 17.8°C | 158 mm | 91% | 2.8 m/s | 4.2 |
| 1989 | 26.7°C | 23.5°C | 20.2°C | 29.3°C | 18.4°C | 207 mm | 89% | 2 m/s | 4.6 |
| 1988 | 27.0°C | 24.2°C | 21.4°C | 29.7°C | 19.9°C | 590 mm | 91% | 2.4 m/s | 4.4 |
| 1987 🔥 | 28.6°C | 24.7°C | 20.9°C | 32.4°C | 19.4°C | 50 mm | 86% | 2.3 m/s | 5.3 |
| 1986 | 27.8°C | 23.6°C | 19.4°C | 30.8°C | 17.5°C | 74 mm | 85% | 2.2 m/s | 4.9 |
| 1985 | 27.0°C | 23.3°C | 19.6°C | 30.4°C | 18.5°C | 86 mm | 87% | 2.2 m/s | 4.8 |
| 1984 | 27.0°C | 23.3°C | 19.6°C | 30.3°C | 17.6°C | 287 mm | 87% | 2.7 m/s | 5 |
| 1983 | 25.8°C | 23.4°C | 20.9°C | 27.6°C | 19.9°C | 461 mm | 92% | 2.5 m/s | — |
| 1982 | 26.8°C | 23.1°C | 19.3°C | 28.6°C | 17.1°C | 241 mm | 87% | 2.3 m/s | — |
| 1981 | 26.2°C | 23.5°C | 20.7°C | 30.0°C | 19.3°C | 363 mm | 90% | 2.3 m/s | — |
Actual recorded September data for each year, 1981–2025 — sourced from NASA POWER.
The average high in September is around 26.9°C with lows near 20.5°C (mean 23.7°C), based on 45 years of NASA POWER data.
September averages 266 mm of rainfall in Pune, a relatively wet time of year. The wettest on record was 681 mm in 2019.
The hottest September reached 32.5°C in 2002. The coldest dipped to 14.1°C in 1994.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average September temperatures have risen by about 0.5°C — but days and nights have moved in opposite directions. Overnight lows rose from 20°C to 21.1°C while daytime highs eased from 26.6°C to 26.5°C, narrowing the gap between day and night.
September is one of the cooler months of the year in Pune and a relatively wet time of year, so plan for around 26.9°C daytime highs and 20.5°C at night.
Not quite — September is the 6th coolest month in Pune, averaging 23.7°C.
For September in Pune, pack light layers you can adjust through the day, with typical highs of 26.9°C and lows of 20.5°C. Bring an umbrella or light rain jacket too.
Relative humidity in September averages 89% — quite humid.
Average wind speed in September is 2.5 m/s. The windiest September on record averaged 3.3 m/s (2005).
The wettest September on record was 2019 with 681 mm. On average, September sees 266 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 Pune 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.
