September is one of the warmer months of the year in Sirsa, with average highs near 40.3°C and lows around 21.4°C (mean 30.9°C). It is a relatively wet time of year, averaging 65 mm of rainfall and 52% relative humidity across the period.
September is one of the warmer months of the year in Sirsa. Across 45 years of records, the warmest September in Sirsa was 1999 — when the month averaged 34.4°C — while the coldest was 1994 at 26.7°C. Typical September days reach 40.3°C with nights near 21.4°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 | 31.4°C | 30.8°C | 31.6°C | 30.0°C | 30.2°C | -1.2°C |
| Avg High | 41.2°C | 40.1°C | 41.6°C | 39.3°C | 38.5°C | -2.7°C |
| Avg Low | 21.5°C | 21.4°C | 21.7°C | 20.6°C | 21.9°C | +0.4°C |
| Avg Rain | 48 mm | 60 mm | 54 mm | 85 mm | 83 mm | +36 mm |
September temperatures in Sirsa have fallen by about 0.9°C between 1981–1985 and 2021–2025.
September has ranged from a record low of 17.4°C (1994) to a record high of 44.4°C (2005).
Rainfall in September is a relatively wet time of year, averaging 65 mm, with a wettest year of 204 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.5°C per decade while lows rose 0°C per decade, narrowing the gap between day and night.
A good time to visit Sirsa
September is a good time to visit Sirsa, with days averaging 40.3°C and nights around 21.4°C (mean 30.9°C, warmer than Sirsa's yearly average) and moderate rainfall. November and March are marginally more temperate, but September still suits most travellers.
| Year | High | Low | Avg | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|
| 2025 | 37.5°C | 21.2°C | 29.3°C | 69 mm | 69% | 1.7 m/s | 5.3 |
| 2024 | 38.4°C | 23.5°C | 30.9°C | 86 mm | 69% | 1.4 m/s | 4.8 |
| 2023 | 40.5°C | 20.8°C | 30.7°C | 62 mm | 57% | 2 m/s | 5.3 |
| 2022 | 37.6°C | 21.2°C | 29.4°C | 95 mm | 66% | 1.6 m/s | 5.1 |
| 2021 | 36.7°C | 22.3°C | 29.5°C | 157 mm | 74% | 2 m/s | 4.5 |
| 2020 | 40.3°C | 22.6°C | 31.4°C | 30 mm | 54% | 1.4 m/s | 5.4 |
| 2019 | 43.1°C | 22.2°C | 32.7°C | 31 mm | 55% | 2 m/s | 5.1 |
| 2018 | 40.2°C | 20.8°C | 30.5°C | 90 mm | 53% | 1.9 m/s | 5 |
| 2017 | 40.3°C | 20.7°C | 30.5°C | 37 mm | 44% | 1.6 m/s | 5.5 |
| 2016 | 40.5°C | 23.0°C | 31.7°C | 8 mm | 48% | 1.5 m/s | 5.6 |
| 2015 | 41.5°C | 19.1°C | 30.3°C | 50 mm | 43% | 1.9 m/s | 5.6 |
| 2014 | 37.4°C | 20.1°C | 28.8°C | 137 mm | 63% | 1.9 m/s | 5.4 |
| 2013 | 40.1°C | 22.3°C | 31.2°C | 47 mm | 52% | 1.8 m/s | 5.6 |
| 2012 | 37.4°C | 19.2°C | 28.3°C | 117 mm | 65% | 1.8 m/s | 5.3 |
| 2011 🌧️ | 36.0°C | 19.9°C | 27.9°C | 204 mm | 73% | 1.7 m/s | 5 |
| 2010 | 36.3°C | 19.0°C | 27.7°C | 131 mm | 70% | 1.4 m/s | 4.9 |
| 2009 | 39.6°C | 21.4°C | 30.5°C | 110 mm | 55% | 1.5 m/s | 5.5 |
| 2008 | 40.5°C | 21.3°C | 30.9°C | 73 mm | 58% | 1.6 m/s | 5.6 |
| 2007 | 42.6°C | 21.4°C | 32.0°C | 71 mm | 50% | 1.3 m/s | 5.3 |
| 2006 | 40.5°C | 22.5°C | 31.5°C | 50 mm | 51% | 1.7 m/s | 5.6 |
| 2005 | 44.4°C | 20.7°C | 32.5°C | 107 mm | 55% | 2 m/s | 5.1 |
| 2004 | 43.1°C | 23.1°C | 33.1°C | 10 mm | 36% | 2 m/s | 5.6 |
| 2003 | 40.1°C | 21.0°C | 30.5°C | 50 mm | 56% | 1.3 m/s | 5.4 |
| 2002 | 40.0°C | 22.7°C | 31.3°C | 41 mm | 47% | 1.6 m/s | 5.4 |
| 2001 | 41.3°C | 21.5°C | 31.4°C | 14 mm | 36% | 1.8 m/s | 5.8 |
| 2000 | 43.6°C | 21.3°C | 32.4°C | 14 mm | 30% | 2.1 m/s | 5.9 |
| 1999 🔥 | 43.5°C | 25.3°C | 34.4°C | 10 mm | 34% | 2 m/s | 5.5 |
| 1998 | 42.7°C | 22.7°C | 32.7°C | 137 mm | 57% | 1.7 m/s | 4.8 |
| 1997 | 40.1°C | 21.1°C | 30.6°C | 7 mm | 53% | 1.9 m/s | 5.8 |
| 1996 | 40.9°C | 21.4°C | 31.2°C | 57 mm | 52% | 1.9 m/s | 5.4 |
| 1995 | 39.4°C | 20.5°C | 30.0°C | 65 mm | 59% | 1.6 m/s | 5.9 |
| 1994 ❄️ | 36.0°C | 17.4°C | 26.7°C | 52 mm | 62% | 1.9 m/s | 5.8 |
| 1993 | 40.0°C | 21.9°C | 31.0°C | 82 mm | 54% | 1.6 m/s | 5.2 |
| 1992 | 38.3°C | 19.4°C | 28.9°C | 48 mm | 56% | 1.9 m/s | 5.4 |
| 1991 | 40.1°C | 21.5°C | 30.8°C | 14 mm | 45% | 1.8 m/s | 6 |
| 1990 | 40.4°C | 22.8°C | 31.6°C | 128 mm | 62% | 1.7 m/s | 5.3 |
| 1989 | 42.6°C | 22.2°C | 32.4°C | 11 mm | 35% | 2 m/s | 5.7 |
| 1988 | 41.9°C | 19.7°C | 30.8°C | 156 mm | 59% | 2.1 m/s | 5.4 |
| 1987 | 43.1°C | 23.1°C | 33.1°C | 16 mm | 28% | 2 m/s | 6.1 |
| 1986 | 42.2°C | 20.9°C | 31.5°C | 40 mm | 36% | 2.2 m/s | 5.9 |
| 1985 | 40.3°C | 21.2°C | 30.7°C | 25 mm | 44% | 2.1 m/s | 5.9 |
| 1984 | 37.3°C | 20.2°C | 28.8°C | 77 mm | 61% | 1.6 m/s | 5.6 |
| 1983 | 40.5°C | 22.0°C | 31.3°C | 47 mm | 51% | 1.5 m/s | — |
| 1982 | 41.6°C | 21.6°C | 31.6°C | 4 mm | 33% | 2.2 m/s | — |
| 1981 | 41.4°C | 22.7°C | 32.1°C | 53 mm | 49% | 1.8 m/s | — |
Actual recorded September data for each year, 1981–2025 — sourced from NASA POWER.
The average high in September is around 40.3°C with lows near 21.4°C (mean 30.9°C), based on 45 years of NASA POWER data.
September averages 65 mm of rainfall in Sirsa, a relatively wet time of year. The wettest on record was 204 mm in 2011.
The hottest September reached 44.4°C in 2005. The coldest dipped to 17.4°C in 1994.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average September temperatures have fallen by about 0.9°C. Daytime highs moved from 40.2°C to 38.1°C and overnight lows from 21.5°C to 21.8°C over the same span.
September is one of the warmer months of the year in Sirsa and a relatively wet time of year, so plan for around 40.3°C daytime highs and 21.4°C at night.
Not quite — September is the 8th coolest month in Sirsa, averaging 30.9°C.
For September in Sirsa, pack light, breathable clothing and sun protection, with typical highs of 40.3°C and lows of 21.4°C. Bring an umbrella or light rain jacket too.
Relative humidity in September averages 52% — relatively dry.
Average wind speed in September is 1.8 m/s. The windiest September on record averaged 2.2 m/s (1982).
The wettest September on record was 2011 with 204 mm. On average, September sees 65 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 Sirsa 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.
