October is one of the cooler months of the year in Coimbatore, with average highs near 28.1°C and lows around 20.5°C (mean 24.3°C). It is a relatively wet time of year, averaging 181 mm of rainfall and 85% relative humidity across the period.
October is one of the cooler months of the year in Coimbatore. Across 45 years of records, the warmest October in Coimbatore was 2016 — when the month averaged 26.2°C — while the coldest was 1984 at 22.8°C. Typical October days reach 28.1°C with nights near 20.5°C. The long-term October temperature trend is broadly flat.
October is a relatively wet time of year in Coimbatore, averaging 181 mm of rainfall. The wettest October on record was 1999 with 343 mm, while the driest was 1988 at 38 mm.
Relative humidity in Coimbatore during October averages 85%. The most humid October was 1999 at 89%, and the least humid was 2016 at 74%.
October receives about 4.8 kWh/m²/day of solar energy in Coimbatore. The sunniest October was 1988 at 5.5 kWh/m²/day, and the cloudiest was 2021 at 4.1.
Average wind speed in Coimbatore during October is 1.5 m/s. The windiest October was 1998 at 2 m/s, while the calmest were 1997 and 2024 at 1.1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 24.1°C | 24.1°C | 24.3°C | 24.6°C | 24.5°C | +0.4°C |
| Avg High | 28.3°C | 27.7°C | 28.1°C | 28.5°C | 28.1°C | -0.2°C |
| Avg Low | 20.0°C | 20.4°C | 20.5°C | 20.6°C | 20.9°C | +0.9°C |
| Avg Rain | 131 mm | 193 mm | 207 mm | 171 mm | 205 mm | +74 mm |
October temperatures in Coimbatore have risen by about 0.7°C between 1981–1985 and 2021–2025.
October has ranged from a record low of 14.5°C (1984) to a record high of 34.3°C (2016).
Rainfall in October is a relatively wet time of year, averaging 181 mm, with a wettest year of 343 mm.
A good time to visit Coimbatore
October is a good time to visit Coimbatore, with days averaging 28.1°C and nights around 20.5°C (mean 24.3°C, close to Coimbatore's yearly average) and higher rainfall. December and January are marginally more temperate, but October still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 28.3°C | 24.9°C | 21.4°C | 30.8°C | 19.9°C | 202 mm | 87% | 1.7 m/s | 4.6 |
| 2024 | 28.1°C | 24.6°C | 21.1°C | 31.9°C | 19.1°C | 254 mm | 87% | 1.1 m/s | 4.6 |
| 2023 | 29.4°C | 25.1°C | 20.8°C | 31.9°C | 18.2°C | 177 mm | 82% | 1.3 m/s | 4.8 |
| 2022 | 27.6°C | 23.9°C | 20.2°C | 29.0°C | 16.5°C | 153 mm | 86% | 1.3 m/s | 4.7 |
| 2021 | 27.3°C | 24.2°C | 21.2°C | 29.7°C | 19.7°C | 273 mm | 89% | 1.5 m/s | 4.1 |
| 2020 | 27.9°C | 24.2°C | 20.6°C | 29.9°C | 17.9°C | 169 mm | 86% | 1.8 m/s | 5 |
| 2019 | 27.1°C | 24.0°C | 20.8°C | 29.4°C | 19.6°C | 301 mm | 89% | 1.3 m/s | 4.8 |
| 2018 | 28.2°C | 24.2°C | 20.2°C | 30.7°C | 17.3°C | 167 mm | 83% | 1.2 m/s | 5 |
| 2017 | 27.4°C | 24.1°C | 20.7°C | 29.3°C | 18.4°C | 115 mm | 89% | 1.5 m/s | 4.7 |
| 2016 🔥 | 31.8°C | 26.2°C | 20.6°C | 34.3°C | 19.1°C | 57 mm | 74% | 1.7 m/s | 4.9 |
| 2015 | 30.4°C | 25.6°C | 20.7°C | 32.7°C | 18.8°C | 104 mm | 78% | 1.5 m/s | 4.9 |
| 2014 | 27.2°C | 23.8°C | 20.3°C | 29.6°C | 18.1°C | 215 mm | 87% | 1.4 m/s | 4.6 |
| 2013 | 28.0°C | 24.3°C | 20.6°C | 31.2°C | 18.1°C | 143 mm | 86% | 1.8 m/s | 4.9 |
| 2012 | 29.3°C | 24.9°C | 20.5°C | 33.2°C | 19.3°C | 180 mm | 82% | 1.8 m/s | 5.1 |
| 2011 | 28.4°C | 24.4°C | 20.5°C | 31.8°C | 18.7°C | 199 mm | 84% | 1.5 m/s | 5.2 |
| 2010 | 27.3°C | 24.1°C | 20.8°C | 30.1°C | 18.9°C | 229 mm | 89% | 1.8 m/s | 4.4 |
| 2009 | 29.9°C | 25.2°C | 20.5°C | 32.3°C | 19.4°C | 69 mm | 79% | 1.7 m/s | 5.2 |
| 2008 | 28.6°C | 24.4°C | 20.1°C | 31.6°C | 16.8°C | 254 mm | 83% | 1.6 m/s | 4.9 |
| 2007 | 26.9°C | 23.5°C | 20.1°C | 30.7°C | 18.5°C | 244 mm | 88% | 1.4 m/s | 4.6 |
| 2006 | 27.2°C | 23.9°C | 20.6°C | 29.2°C | 19.7°C | 197 mm | 88% | 1.8 m/s | 4.5 |
| 2005 | 27.5°C | 24.1°C | 20.7°C | 30.5°C | 19.1°C | 304 mm | 88% | 1.3 m/s | 4.7 |
| 2004 | 27.2°C | 23.7°C | 20.2°C | 29.7°C | 16.5°C | 260 mm | 88% | 1.8 m/s | 5 |
| 2003 | 28.1°C | 24.5°C | 20.8°C | 31.9°C | 18.7°C | 203 mm | 86% | 1.5 m/s | 4.6 |
| 2002 | 29.0°C | 25.1°C | 21.2°C | 33.7°C | 19.6°C | 263 mm | 84% | 1.5 m/s | 4.3 |
| 2001 | 28.0°C | 24.4°C | 20.7°C | 30.5°C | 19.6°C | 164 mm | 85% | 1.7 m/s | 4.5 |
| 2000 | 28.3°C | 24.1°C | 19.9°C | 30.8°C | 16.7°C | 116 mm | 83% | 1.7 m/s | 4.9 |
| 1999 🌧️ | 26.9°C | 23.8°C | 20.7°C | 29.5°C | 18.6°C | 343 mm | 89% | 1.2 m/s | 4.4 |
| 1998 | 26.7°C | 23.4°C | 20.2°C | 28.7°C | 16.1°C | 150 mm | 89% | 2 m/s | 4.4 |
| 1997 | 28.0°C | 24.5°C | 20.9°C | 30.8°C | 19.5°C | 223 mm | 85% | 1.1 m/s | 4.9 |
| 1996 | 27.0°C | 23.3°C | 19.5°C | 29.7°C | 16.5°C | 166 mm | 88% | 1.7 m/s | 5 |
| 1995 | 28.2°C | 24.3°C | 20.4°C | 30.7°C | 18.2°C | 100 mm | 85% | 1.8 m/s | 5.3 |
| 1994 | 27.3°C | 23.9°C | 20.5°C | 29.4°C | 19.2°C | 263 mm | 88% | 1.4 m/s | 5.1 |
| 1993 | 27.2°C | 23.9°C | 20.5°C | 31.3°C | 17.8°C | 250 mm | 88% | 1.7 m/s | 4.4 |
| 1992 | 27.0°C | 23.5°C | 20.1°C | 29.0°C | 17.7°C | 138 mm | 88% | 1.4 m/s | 4.7 |
| 1991 | 28.5°C | 24.6°C | 20.7°C | 30.6°C | 19.6°C | 133 mm | 83% | 1.7 m/s | 4.8 |
| 1990 | 30.3°C | 25.5°C | 20.8°C | 34.2°C | 19.5°C | 170 mm | 79% | 1.8 m/s | 4.9 |
| 1989 | 27.7°C | 24.1°C | 20.5°C | 30.1°C | 19.0°C | 155 mm | 86% | 1.4 m/s | 5 |
| 1988 | 28.9°C | 24.4°C | 19.9°C | 30.8°C | 18.5°C | 38 mm | 82% | 1.3 m/s | 5.5 |
| 1987 | 28.3°C | 24.7°C | 21.1°C | 30.7°C | 19.2°C | 186 mm | 86% | 1.3 m/s | 5 |
| 1986 | 29.7°C | 25.1°C | 20.5°C | 32.8°C | 18.6°C | 73 mm | 78% | 1.4 m/s | 4.9 |
| 1985 | 28.8°C | 24.2°C | 19.6°C | 31.3°C | 16.4°C | 81 mm | 82% | 1.9 m/s | 5.2 |
| 1984 ❄️ | 26.7°C | 22.8°C | 19.0°C | 29.9°C | 14.5°C | 259 mm | 87% | 1.7 m/s | 5 |
| 1983 | 28.1°C | 24.0°C | 20.0°C | 30.0°C | 18.6°C | 88 mm | 84% | 1.6 m/s | — |
| 1982 | 29.4°C | 24.7°C | 19.9°C | 32.5°C | 17.3°C | 83 mm | 79% | 1.2 m/s | — |
| 1981 | 26.7°C | 23.3°C | 19.9°C | 28.2°C | 16.4°C | 217 mm | 89% | 1.3 m/s | — |
Actual recorded October data for each year, 1981–2025 — sourced from NASA POWER.
The average high in October is around 28.1°C with lows near 20.5°C (mean 24.3°C), based on 45 years of NASA POWER data.
October averages 181 mm of rainfall in Coimbatore, a relatively wet time of year. The wettest on record was 343 mm in 1999.
The hottest October reached 34.3°C in 2016. The coldest dipped to 14.5°C in 1984.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average October temperatures have risen by about 0.7°C. Daytime highs moved from 27.9°C to 28.1°C and overnight lows from 19.7°C to 20.9°C over the same span.
October is one of the cooler months of the year in Coimbatore and a relatively wet time of year, so plan for around 28.1°C daytime highs and 20.5°C at night.
Not quite — October is the 6th coolest month in Coimbatore, averaging 24.3°C.
For October in Coimbatore, pack light layers you can adjust through the day, with typical highs of 28.1°C and lows of 20.5°C. Bring an umbrella or light rain jacket too.
Relative humidity in October averages 85% — quite humid.
Average wind speed in October is 1.5 m/s. The windiest October on record averaged 2 m/s (1998).
The wettest October on record was 1999 with 343 mm. On average, October sees 181 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 Coimbatore behaves each October, 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 October specifically, along with year-by-year records and how the month has changed over the decades.
