September is one of the cooler months of the year in Malappuram, with average highs near 28.8°C and lows around 20.7°C (mean 24.8°C). It is a relatively wet time of year, averaging 182 mm of rainfall and 90% relative humidity across the period.
September is one of the cooler months of the year in Malappuram. Across 45 years of records, the warmest September in Malappuram was 2015 — when the month averaged 25.8°C — while the coldest was 1983 at 23.4°C. Typical September days reach 28.8°C with nights near 20.7°C. The long-term trend is warming, about 0.3°C per decade.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 24.3°C | 24.5°C | 24.8°C | 25.0°C | 25.2°C | +0.9°C |
| Avg High | 28.3°C | 28.4°C | 29.0°C | 29.4°C | 29.3°C | +1°C |
| Avg Low | 20.3°C | 20.6°C | 20.7°C | 20.8°C | 21.2°C | +0.9°C |
| Avg Rain | 167 mm | 136 mm | 208 mm | 196 mm | 216 mm | +48 mm |
September temperatures in Malappuram have risen by about 1.1°C between 1981–1985 and 2021–2025.
September has ranged from a record low of 19°C (1994) to a record high of 30.4°C (2002).
Rainfall in September is a relatively wet time of year, averaging 182 mm, with a wettest year of 418 mm.
A good time to visit Malappuram
September is a good time to visit Malappuram, with days averaging 28.8°C and nights around 20.7°C (mean 24.8°C, cooler than Malappuram's yearly average) and higher rainfall. December and January are marginally more temperate, but September still suits most travellers.
| Year | High | Low | Avg | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|
| 2025 | 29.1°C | 21.8°C | 25.4°C | 123 mm | 90% | 1.5 m/s | 4.6 |
| 2024 | 29.5°C | 21.0°C | 25.2°C | 122 mm | 90% | 1.4 m/s | 5 |
| 2023 | 29.3°C | 21.3°C | 25.3°C | 284 mm | 89% | 1.3 m/s | 4.5 |
| 2022 | 29.1°C | 20.8°C | 25.0°C | 194 mm | 90% | 1.3 m/s | 4.9 |
| 2021 | 29.2°C | 21.5°C | 25.4°C | 218 mm | 91% | 1.3 m/s | 4.6 |
| 2020 | 29.6°C | 20.7°C | 25.1°C | 354 mm | 91% | 1.4 m/s | 4.1 |
| 2019 | 29.4°C | 21.2°C | 25.3°C | 306 mm | 90% | 1.2 m/s | 4.5 |
| 2018 | 30.0°C | 20.1°C | 25.0°C | 116 mm | 88% | 1.2 m/s | 5.8 |
| 2017 | 29.7°C | 21.2°C | 25.4°C | 361 mm | 91% | 1.4 m/s | 4.7 |
| 2016 | 28.7°C | 19.9°C | 24.3°C | 46 mm | 89% | 1.5 m/s | 5 |
| 2015 🔥 | 30.4°C | 21.3°C | 25.8°C | 161 mm | 87% | 1.3 m/s | 5.3 |
| 2014 | 29.5°C | 21.4°C | 25.4°C | 202 mm | 90% | 1.4 m/s | 5.1 |
| 2013 | 28.8°C | 20.7°C | 24.7°C | 159 mm | 90% | 1.5 m/s | 4.7 |
| 2012 | 28.6°C | 20.7°C | 24.6°C | 134 mm | 89% | 1.4 m/s | 5.2 |
| 2011 | 28.7°C | 20.7°C | 24.7°C | 252 mm | 90% | 1.4 m/s | 5 |
| 2010 | 29.7°C | 20.7°C | 25.2°C | 219 mm | 90% | 1.1 m/s | 4.6 |
| 2009 | 29.2°C | 21.1°C | 25.2°C | 246 mm | 91% | 1.5 m/s | 4.5 |
| 2008 | 28.8°C | 20.4°C | 24.6°C | 270 mm | 90% | 1.3 m/s | 5.3 |
| 2007 🌧️ | 29.1°C | 20.5°C | 24.8°C | 418 mm | 92% | 1.5 m/s | 4.2 |
| 2006 | 29.1°C | 19.8°C | 24.4°C | 398 mm | 91% | 1.5 m/s | 4.7 |
| 2005 | 28.0°C | 21.1°C | 24.5°C | 212 mm | 91% | 1.7 m/s | 4.7 |
| 2004 | 28.8°C | 20.3°C | 24.5°C | 163 mm | 89% | 1.2 m/s | 4.9 |
| 2003 | 29.4°C | 21.0°C | 25.2°C | 35 mm | 88% | 1.4 m/s | 5.8 |
| 2002 | 30.4°C | 20.5°C | 25.5°C | 86 mm | 88% | 1.4 m/s | 5.9 |
| 2001 | 28.7°C | 20.7°C | 24.7°C | 152 mm | 90% | 1.4 m/s | 5.3 |
| 2000 | 28.7°C | 21.3°C | 25.0°C | 95 mm | 90% | 1.3 m/s | 4.8 |
| 1999 | 29.4°C | 20.6°C | 25.0°C | 35 mm | 88% | 1.3 m/s | 5.4 |
| 1998 | 28.1°C | 21.0°C | 24.5°C | 346 mm | 92% | 1.6 m/s | 4.6 |
| 1997 | 28.1°C | 21.5°C | 24.8°C | 156 mm | 90% | 1.3 m/s | 4.9 |
| 1996 | 27.4°C | 20.2°C | 23.8°C | 216 mm | 91% | 1.5 m/s | 4.5 |
| 1995 | 28.1°C | 21.2°C | 24.7°C | 158 mm | 90% | 1.6 m/s | 5.1 |
| 1994 | 29.0°C | 19.0°C | 24.0°C | 116 mm | 89% | 1.5 m/s | 5.6 |
| 1993 | 28.4°C | 20.1°C | 24.2°C | 44 mm | 88% | 1.4 m/s | 5.4 |
| 1992 | 27.8°C | 20.8°C | 24.3°C | 189 mm | 91% | 1.6 m/s | 4.6 |
| 1991 | 29.2°C | 20.4°C | 24.8°C | 32 mm | 88% | 1.5 m/s | 5 |
| 1990 | 28.7°C | 20.9°C | 24.8°C | 68 mm | 88% | 1.4 m/s | 5 |
| 1989 | 28.0°C | 20.3°C | 24.2°C | 172 mm | 90% | 1.5 m/s | 5.1 |
| 1988 | 28.0°C | 21.0°C | 24.5°C | 296 mm | 91% | 1.6 m/s | 4.9 |
| 1987 | 28.9°C | 20.6°C | 24.8°C | 59 mm | 89% | 1.4 m/s | 5.3 |
| 1986 | 28.5°C | 20.2°C | 24.4°C | 144 mm | 88% | 1.4 m/s | 4.4 |
| 1985 | 28.5°C | 20.0°C | 24.2°C | 85 mm | 88% | 1.3 m/s | 4.6 |
| 1984 | 28.9°C | 19.6°C | 24.3°C | 102 mm | 89% | 1.4 m/s | 4.8 |
| 1983 ❄️ | 27.3°C | 19.5°C | 23.4°C | 287 mm | 91% | 1.5 m/s | — |
| 1982 | 28.4°C | 20.4°C | 24.4°C | 73 mm | 88% | 1.3 m/s | — |
| 1981 | 28.0°C | 21.0°C | 24.5°C | 290 mm | 92% | 1.4 m/s | — |
Actual recorded September data for each year, 1981–2025 — sourced from NASA POWER.
The average high in September is around 28.8°C with lows near 20.7°C (mean 24.8°C), based on 45 years of NASA POWER data.
September averages 182 mm of rainfall in Malappuram, a relatively wet time of year. The wettest on record was 418 mm in 2007.
The hottest September reached 30.4°C in 2002. The coldest dipped to 19°C in 1994.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average September temperatures have risen by about 1.1°C. Daytime highs moved from 28.2°C to 29.2°C and overnight lows from 20.1°C to 21.3°C over the same span.
September is one of the cooler months of the year in Malappuram and a relatively wet time of year, so plan for around 28.8°C daytime highs and 20.7°C at night.
Not quite — September is the 5th coolest month in Malappuram, averaging 24.8°C.
For September in Malappuram, pack light layers you can adjust through the day, with typical highs of 28.8°C and lows of 20.7°C. Bring an umbrella or light rain jacket too.
Relative humidity in September averages 90% — quite humid.
Average wind speed in September is 1.4 m/s. The windiest September on record averaged 1.7 m/s (2005).
The wettest September on record was 2007 with 418 mm. On average, September sees 182 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 Malappuram 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.
