September is one of the warmer months of the year in Haridwar, with average highs near 32°C and lows around 19.1°C (mean 25.6°C). It is a relatively wet time of year, averaging 171 mm of rainfall and 76% relative humidity across the period.
September is one of the warmer months of the year in Haridwar. Across 45 years of records, the warmest September in Haridwar was 1987 — when the month averaged 28.5°C — while the coldest was 2010 at 23.8°C. Typical September days reach 32°C with nights near 19.1°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 | 26.0°C | 25.4°C | 25.2°C | 25.3°C | 26.2°C | +0.2°C |
| Avg High | 33.2°C | 32.3°C | 31.8°C | 31.2°C | 31.7°C | -1.5°C |
| Avg Low | 18.9°C | 18.6°C | 18.5°C | 19.5°C | 20.7°C | +1.8°C |
| Avg Rain | 121 mm | 175 mm | 158 mm | 204 mm | 206 mm | +84 mm |
September temperatures in Haridwar have risen by about 1.5°C between 1981–1985 and 2021–2025.
September has ranged from a record low of 15.6°C (1994) to a record high of 37.5°C (1987).
Rainfall in September is a relatively wet time of year, averaging 171 mm, with a wettest year of 533 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.4°C per decade while lows rose 0.5°C per decade, narrowing the gap between day and night.
A good time to visit Haridwar
September is a good time to visit Haridwar, with days averaging 32°C and nights around 19.1°C (mean 25.6°C, warmer than Haridwar's yearly average) and higher rainfall. March and October are marginally more temperate, but September still suits most travellers.
| Year | High | Low | Avg | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|
| 2025 | 31.7°C | 21.4°C | 26.5°C | 228 mm | 88% | 1.5 m/s | 4.7 |
| 2024 | 31.9°C | 22.0°C | 27.0°C | 245 mm | 86% | 1.3 m/s | 4.2 |
| 2023 | 32.1°C | 19.9°C | 26.0°C | 120 mm | 84% | 1.2 m/s | 5 |
| 2022 | 31.1°C | 20.7°C | 25.9°C | 353 mm | 84% | 1.3 m/s | 4.6 |
| 2021 | 31.6°C | 21.5°C | 26.6°C | 254 mm | 83% | 1.2 m/s | 4.5 |
| 2020 | 31.8°C | 18.5°C | 25.1°C | 35 mm | 77% | 1.2 m/s | 5.3 |
| 2019 | 31.6°C | 20.7°C | 26.2°C | 167 mm | 81% | 1.1 m/s | 4.6 |
| 2018 | 30.7°C | 19.6°C | 25.1°C | 241 mm | 84% | 1.3 m/s | 4.6 |
| 2017 | 32.4°C | 20.1°C | 26.2°C | 200 mm | 79% | 1.4 m/s | 4.8 |
| 2016 | 32.1°C | 21.1°C | 26.6°C | 70 mm | 73% | 1.3 m/s | 5.2 |
| 2015 | 32.5°C | 18.6°C | 25.5°C | 62 mm | 69% | 1.4 m/s | 5.6 |
| 2014 | 31.2°C | 19.6°C | 25.4°C | 113 mm | 78% | 1.5 m/s | 5.3 |
| 2013 | 30.2°C | 19.1°C | 24.6°C | 143 mm | 82% | 1.3 m/s | 5.2 |
| 2012 | 30.3°C | 19.4°C | 24.9°C | 254 mm | 84% | 1.5 m/s | 5.1 |
| 2011 | 30.6°C | 18.9°C | 24.7°C | 256 mm | 85% | 1.3 m/s | 5.2 |
| 2010 ❄️ 🌧️ | 30.2°C | 17.5°C | 23.8°C | 533 mm | 86% | 1.3 m/s | 4 |
| 2009 | 31.2°C | 19.4°C | 25.3°C | 201 mm | 79% | 1.3 m/s | 4.8 |
| 2008 | 30.4°C | 18.9°C | 24.7°C | 161 mm | 80% | 1.2 m/s | 5.3 |
| 2007 | 31.4°C | 19.8°C | 25.6°C | 169 mm | 78% | 1.1 m/s | 5.2 |
| 2006 | 32.0°C | 17.1°C | 24.5°C | 109 mm | 75% | 1.4 m/s | 5.5 |
| 2005 | 32.0°C | 19.8°C | 25.9°C | 284 mm | 80% | 1.2 m/s | 4.4 |
| 2004 | 32.2°C | 18.3°C | 25.3°C | 42 mm | 71% | 1.3 m/s | 5.4 |
| 2003 | 31.1°C | 18.9°C | 25.0°C | 238 mm | 81% | 1.1 m/s | 4.2 |
| 2002 | 31.9°C | 17.4°C | 24.6°C | 195 mm | 74% | 1.3 m/s | 4.6 |
| 2001 | 33.0°C | 17.4°C | 25.2°C | 70 mm | 68% | 1.2 m/s | 5.8 |
| 2000 | 33.3°C | 17.9°C | 25.6°C | 107 mm | 65% | 1.3 m/s | 5.2 |
| 1999 | 35.8°C | 20.6°C | 28.2°C | 180 mm | 72% | 1.2 m/s | 4.4 |
| 1998 | 31.1°C | 20.4°C | 25.8°C | 161 mm | 81% | 1.2 m/s | 5 |
| 1997 | 31.6°C | 16.9°C | 24.3°C | 87 mm | 72% | 1.2 m/s | 5 |
| 1996 | 31.4°C | 19.5°C | 25.4°C | 203 mm | 80% | 1.3 m/s | 4.9 |
| 1995 | 32.7°C | 18.6°C | 25.6°C | 203 mm | 77% | 1.4 m/s | 5.1 |
| 1994 | 32.7°C | 15.6°C | 24.1°C | 38 mm | 74% | 1.2 m/s | 5.5 |
| 1993 | 31.7°C | 19.2°C | 25.5°C | 268 mm | 79% | 1.2 m/s | 4.4 |
| 1992 | 32.6°C | 18.8°C | 25.7°C | 118 mm | 71% | 1.3 m/s | 5 |
| 1991 | 31.2°C | 17.8°C | 24.5°C | 161 mm | 75% | 1.3 m/s | 5.2 |
| 1990 | 31.8°C | 18.9°C | 25.3°C | 335 mm | 84% | 1.3 m/s | 4.1 |
| 1989 | 33.7°C | 20.3°C | 27.0°C | 106 mm | 66% | 1.3 m/s | 4.9 |
| 1988 | 32.8°C | 20.2°C | 26.5°C | 221 mm | 79% | 1.3 m/s | 4.9 |
| 1987 🔥 | 37.5°C | 19.4°C | 28.5°C | 49 mm | 47% | 1.5 m/s | 5.5 |
| 1986 | 36.5°C | 18.8°C | 27.6°C | 93 mm | 50% | 1.5 m/s | 5.3 |
| 1985 | 31.0°C | 18.3°C | 24.7°C | 180 mm | 77% | 1.1 m/s | 4.8 |
| 1984 | 29.7°C | 18.0°C | 23.9°C | 153 mm | 77% | 1.3 m/s | 5.4 |
| 1983 | 30.8°C | 20.0°C | 25.4°C | 166 mm | 80% | 1.2 m/s | — |
| 1982 | 33.8°C | 15.7°C | 24.7°C | 17 mm | 60% | 1.3 m/s | — |
| 1981 | 32.8°C | 19.3°C | 26.0°C | 107 mm | 71% | 1.3 m/s | — |
Actual recorded September data for each year, 1981–2025 — sourced from NASA POWER.
The average high in September is around 32°C with lows near 19.1°C (mean 25.6°C), based on 45 years of NASA POWER data.
September averages 171 mm of rainfall in Haridwar, a relatively wet time of year. The wettest on record was 533 mm in 2010.
The hottest September reached 37.5°C in 1987. The coldest dipped to 15.6°C in 1994.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average September temperatures have risen by about 1.5°C. Daytime highs moved from 31.6°C to 31.7°C and overnight lows from 18.3°C to 21.1°C over the same span.
September is one of the warmer months of the year in Haridwar and a relatively wet time of year, so plan for around 32°C daytime highs and 19.1°C at night.
Not quite — September is the 7th coolest month in Haridwar, averaging 25.6°C.
For September in Haridwar, pack light, breathable clothing and sun protection, with typical highs of 32°C and lows of 19.1°C. Bring an umbrella or light rain jacket too.
Relative humidity in September averages 76% — quite humid.
Average wind speed in September is 1.3 m/s. The windiest September on record averaged 1.5 m/s (1986).
The wettest September on record was 2010 with 533 mm. On average, September sees 171 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 Haridwar 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.
