September is one of the warmer months of the year in Hisar, with average highs near 36.8°C and lows around 24.6°C (mean 30.7°C). It is a relatively wet time of year, averaging 70 mm of rainfall and 54% relative humidity across the period.
September is one of the warmer months of the year in Hisar. Across 45 years of records, the warmest September in Hisar was 1999 — when the month averaged 34.1°C — while the coldest was 2021 at 28.1°C. Typical September days reach 36.8°C with nights near 24.6°C. The long-term trend is cooling, about 0.3°C per decade.
September is a relatively wet time of year in Hisar, averaging 70 mm of rainfall. The wettest September on record was 2011 with 206 mm, while the driest was 1982 at 4 mm.
Relative humidity in Hisar during September averages 54%. The most humid September was 2021 at 80%, and the least humid was 1987 at 30%.
September receives about 5.4 kWh/m²/day of solar energy in Hisar. The sunniest September was 1987 at 6.1 kWh/m²/day, and the cloudiest was 2021 at 4.5.
Average wind speed in Hisar during September is 1.9 m/s. The windiest Septembers were 1982 and 1988 at 2.4 m/s, while the calmest was 2020 at 1.4 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 31.4°C | 30.5°C | 31.4°C | 29.9°C | 30.1°C | -1.3°C |
| Avg High | 38.1°C | 36.6°C | 37.8°C | 35.7°C | 35.3°C | -2.8°C |
| Avg Low | 24.6°C | 24.4°C | 25.0°C | 24.0°C | 25.0°C | +0.4°C |
| Avg Rain | 50 mm | 70 mm | 61 mm | 80 mm | 100 mm | +50 mm |
September temperatures in Hisar have fallen by about 0.8°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°C (2005).
Rainfall in September is a relatively wet time of year, averaging 70 mm, with a wettest year of 206 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.6°C per decade while lows rose 0°C per decade, narrowing the gap between day and night.
A good time to visit Hisar
September is a good time to visit Hisar, with days averaging 36.8°C and nights around 24.6°C (mean 30.7°C, warmer than Hisar's yearly average) and moderate rainfall. November and March 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 | 34.4°C | 29.3°C | 24.2°C | 37.0°C | 21.2°C | 81 mm | 69% | 1.9 m/s | 5.3 |
| 2024 | 34.6°C | 30.0°C | 25.5°C | 37.5°C | 23.1°C | 112 mm | 71% | 1.5 m/s | 4.8 |
| 2023 | 37.9°C | 31.8°C | 25.7°C | 40.8°C | 21.3°C | 35 mm | 56% | 2.2 m/s | 5.3 |
| 2022 | 35.8°C | 30.5°C | 25.2°C | 38.2°C | 21.7°C | 135 mm | 64% | 1.9 m/s | 5.1 |
| 2021 ❄️ | 31.9°C | 28.1°C | 24.3°C | 34.8°C | 21.6°C | 201 mm | 80% | 2.2 m/s | 4.5 |
| 2020 | 37.0°C | 31.1°C | 25.2°C | 39.6°C | 21.9°C | 36 mm | 56% | 1.4 m/s | 5.4 |
| 2019 | 37.2°C | 31.6°C | 26.0°C | 41.9°C | 22.9°C | 21 mm | 60% | 1.8 m/s | 5.1 |
| 2018 | 35.2°C | 29.6°C | 24.0°C | 38.9°C | 20.6°C | 120 mm | 59% | 2 m/s | 5 |
| 2017 | 37.8°C | 31.0°C | 24.1°C | 40.2°C | 20.4°C | 32 mm | 45% | 1.7 m/s | 5.5 |
| 2016 | 37.2°C | 30.5°C | 23.8°C | 39.3°C | 22.8°C | 8 mm | 51% | 1.6 m/s | 5.6 |
| 2015 | 37.5°C | 30.4°C | 23.3°C | 40.4°C | 19.4°C | 22 mm | 45% | 2 m/s | 5.6 |
| 2014 | 36.0°C | 29.8°C | 23.6°C | 38.8°C | 21.1°C | 88 mm | 58% | 2.2 m/s | 5.4 |
| 2013 | 36.2°C | 30.2°C | 24.1°C | 39.2°C | 21.9°C | 68 mm | 57% | 1.9 m/s | 5.6 |
| 2012 | 34.3°C | 28.8°C | 23.4°C | 36.1°C | 19.6°C | 83 mm | 64% | 2.1 m/s | 5.3 |
| 2011 🌧️ | 33.1°C | 28.6°C | 24.2°C | 36.0°C | 20.2°C | 206 mm | 72% | 1.9 m/s | 5 |
| 2010 | 32.8°C | 28.2°C | 23.6°C | 36.2°C | 18.7°C | 148 mm | 72% | 1.6 m/s | 4.9 |
| 2009 | 36.7°C | 30.3°C | 24.0°C | 39.4°C | 21.4°C | 137 mm | 55% | 1.7 m/s | 5.5 |
| 2008 | 36.2°C | 30.0°C | 23.9°C | 40.2°C | 21.5°C | 86 mm | 60% | 1.7 m/s | 5.6 |
| 2007 | 37.6°C | 31.9°C | 26.3°C | 42.4°C | 21.9°C | 65 mm | 51% | 1.5 m/s | 5.3 |
| 2006 | 37.7°C | 31.4°C | 25.2°C | 40.1°C | 22.1°C | 59 mm | 52% | 1.9 m/s | 5.6 |
| 2005 | 36.0°C | 30.5°C | 24.9°C | 44.0°C | 20.6°C | 131 mm | 58% | 2.2 m/s | 5.1 |
| 2004 | 39.1°C | 32.1°C | 25.0°C | 42.3°C | 23.1°C | 13 mm | 42% | 2 m/s | 5.6 |
| 2003 | 36.5°C | 30.7°C | 24.9°C | 39.5°C | 21.9°C | 45 mm | 58% | 1.5 m/s | 5.4 |
| 2002 | 37.9°C | 31.1°C | 24.4°C | 39.8°C | 22.6°C | 50 mm | 49% | 1.9 m/s | 5.4 |
| 2001 | 39.2°C | 32.0°C | 24.8°C | 40.6°C | 21.2°C | 16 mm | 40% | 1.9 m/s | 5.8 |
| 2000 | 40.6°C | 33.7°C | 26.8°C | 42.9°C | 21.3°C | 13 mm | 31% | 2.3 m/s | 5.9 |
| 1999 🔥 | 40.6°C | 34.1°C | 27.7°C | 43.1°C | 25.4°C | 10 mm | 38% | 2.2 m/s | 5.5 |
| 1998 | 36.3°C | 31.0°C | 25.7°C | 42.2°C | 23.2°C | 170 mm | 61% | 2 m/s | 4.8 |
| 1997 | 36.9°C | 30.5°C | 24.0°C | 39.4°C | 21.0°C | 9 mm | 55% | 2.1 m/s | 5.8 |
| 1996 | 36.9°C | 30.5°C | 24.0°C | 40.4°C | 20.9°C | 72 mm | 55% | 2 m/s | 5.4 |
| 1995 | 35.1°C | 29.0°C | 22.9°C | 38.3°C | 20.2°C | 89 mm | 61% | 1.7 m/s | 5.9 |
| 1994 | 34.0°C | 28.2°C | 22.4°C | 35.9°C | 17.4°C | 51 mm | 61% | 2.1 m/s | 5.8 |
| 1993 | 36.8°C | 30.8°C | 24.8°C | 39.7°C | 22.2°C | 92 mm | 57% | 1.8 m/s | 5.2 |
| 1992 | 36.1°C | 29.7°C | 23.3°C | 38.5°C | 19.7°C | 47 mm | 56% | 2.2 m/s | 5.4 |
| 1991 | 37.5°C | 30.9°C | 24.4°C | 39.0°C | 21.1°C | 19 mm | 48% | 2 m/s | 6 |
| 1990 | 36.1°C | 30.6°C | 25.2°C | 39.5°C | 22.9°C | 135 mm | 62% | 2 m/s | 5.3 |
| 1989 | 39.8°C | 32.5°C | 25.3°C | 42.2°C | 22.5°C | 12 mm | 38% | 2.1 m/s | 5.7 |
| 1988 | 36.7°C | 30.7°C | 24.7°C | 41.5°C | 20.2°C | 153 mm | 60% | 2.4 m/s | 5.4 |
| 1987 | 41.4°C | 33.7°C | 26.0°C | 42.6°C | 23.1°C | 19 mm | 30% | 2.1 m/s | 6.1 |
| 1986 | 38.9°C | 31.8°C | 24.6°C | 42.0°C | 21.3°C | 45 mm | 37% | 2.3 m/s | 5.9 |
| 1985 | 38.0°C | 31.0°C | 24.0°C | 39.5°C | 21.7°C | 24 mm | 48% | 2.3 m/s | 5.9 |
| 1984 | 33.8°C | 28.5°C | 23.2°C | 36.4°C | 20.1°C | 82 mm | 62% | 1.7 m/s | 5.6 |
| 1983 | 37.5°C | 31.4°C | 25.4°C | 40.1°C | 22.5°C | 55 mm | 55% | 1.7 m/s | — |
| 1982 | 39.1°C | 31.2°C | 23.3°C | 40.8°C | 19.7°C | 4 mm | 37% | 2.4 m/s | — |
| 1981 | 38.1°C | 31.5°C | 24.9°C | 40.8°C | 22.4°C | 59 mm | 51% | 2 m/s | — |
Actual recorded September data for each year, 1981–2025 — sourced from NASA POWER.
The average high in September is around 36.8°C with lows near 24.6°C (mean 30.7°C), based on 45 years of NASA POWER data.
September averages 70 mm of rainfall in Hisar, a relatively wet time of year. The wettest on record was 206 mm in 2011.
The hottest September reached 44°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 0.8°C — but days and nights have moved in opposite directions. Overnight lows rose from 24.2°C to 25°C while daytime highs eased from 37.3°C to 34.9°C, narrowing the gap between day and night.
September is one of the warmer months of the year in Hisar and a relatively wet time of year, so plan for around 36.8°C daytime highs and 24.6°C at night.
Not quite — September is the 8th coolest month in Hisar, averaging 30.7°C.
For September in Hisar, pack light, breathable clothing and sun protection, with typical highs of 36.8°C and lows of 24.6°C. Bring an umbrella or light rain jacket too.
Relative humidity in September averages 54% — relatively dry.
Average wind speed in September is 1.9 m/s. The windiest September on record averaged 2.4 m/s (1982).
The wettest September on record was 2011 with 206 mm. On average, September sees 70 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 Hisar 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.
