October is one of the cooler months of the year in Tenkasi, with average highs near 32°C and lows around 20°C (mean 26°C). It is a relatively wet time of year, averaging 240 mm of rainfall and 86% relative humidity across the period.
October is one of the cooler months of the year in Tenkasi. Across 45 years of records, the warmest October in Tenkasi was 2016 — when the month averaged 28.9°C — while the coldest was 1984 at 22.8°C. Typical October days reach 32°C with nights near 20°C. The long-term trend is warming, about 0.6°C per decade.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 25.1°C | 25.4°C | 25.7°C | 27.1°C | 27.0°C | +1.9°C |
| Avg High | 31.3°C | 30.7°C | 31.8°C | 33.7°C | 33.0°C | +1.7°C |
| Avg Low | 19.0°C | 20.0°C | 19.6°C | 20.5°C | 21.1°C | +2.1°C |
| Avg Rain | 172 mm | 296 mm | 304 mm | 212 mm | 187 mm | +16 mm |
October temperatures in Tenkasi have risen by about 2.2°C between 1981–1985 and 2021–2025.
October has ranged from a record low of 13.9°C (1984) to a record high of 37.3°C (2016).
Rainfall in October is a relatively wet time of year, averaging 240 mm, with a wettest year of 552 mm.
A quieter season to visit Tenkasi
If your dates are flexible, the more temperate months of January and December tend to be the most comfortable for visiting Tenkasi. That said, October — with days averaging 32°C and nights around 20°C (mean 26°C) and higher rainfall (240 mm) — can still be rewarding for travellers who don't mind the cooler conditions, and often means fewer crowds.
| Year | High | Low | Avg | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|
| 2025 | 33.7°C | 21.9°C | 27.8°C | 216 mm | 86% | 1.6 m/s | 4.6 |
| 2024 | 31.8°C | 20.9°C | 26.3°C | 158 mm | 87% | 1.5 m/s | 4.8 |
| 2023 | 33.7°C | 21.4°C | 27.6°C | 189 mm | 84% | 1.5 m/s | 4.7 |
| 2022 | 34.4°C | 20.6°C | 27.5°C | 157 mm | 81% | 1.8 m/s | 4.9 |
| 2021 | 30.9°C | 21.2°C | 26.0°C | 294 mm | 88% | 1.8 m/s | 4.4 |
| 2020 | 33.7°C | 20.3°C | 27.0°C | 109 mm | 84% | 2.4 m/s | 5.4 |
| 2019 | 31.2°C | 20.9°C | 26.1°C | 313 mm | 87% | 1.3 m/s | 4.3 |
| 2018 | 32.4°C | 20.3°C | 26.3°C | 236 mm | 85% | 1.3 m/s | 4.6 |
| 2017 | 32.7°C | 21.6°C | 27.1°C | 129 mm | 85% | 1.9 m/s | 4.7 |
| 2016 🔥 | 37.3°C | 20.6°C | 28.9°C | 93 mm | 71% | 2.5 m/s | 5.5 |
| 2015 | 33.7°C | 20.7°C | 27.2°C | 167 mm | 82% | 1.5 m/s | 4.7 |
| 2014 | 30.8°C | 20.1°C | 25.4°C | 331 mm | 88% | 1.4 m/s | 4.6 |
| 2013 | 34.6°C | 18.3°C | 26.4°C | 167 mm | 83% | 2.4 m/s | 5.5 |
| 2012 | 36.7°C | 21.0°C | 28.8°C | 247 mm | 82% | 1.8 m/s | 4.6 |
| 2011 | 36.1°C | 20.9°C | 28.5°C | 211 mm | 79% | 1.9 m/s | 5.1 |
| 2010 | 31.2°C | 20.3°C | 25.8°C | 231 mm | 88% | 2.3 m/s | 5.1 |
| 2009 | 34.9°C | 20.6°C | 27.7°C | 82 mm | 77% | 2 m/s | 5.4 |
| 2008 | 33.6°C | 19.2°C | 26.4°C | 259 mm | 85% | 1.6 m/s | 4.9 |
| 2007 | 30.9°C | 19.3°C | 25.1°C | 238 mm | 89% | 1.7 m/s | 4.9 |
| 2006 🌧️ | 29.8°C | 19.2°C | 24.5°C | 552 mm | 90% | 1.8 m/s | 4.8 |
| 2005 | 30.8°C | 19.0°C | 24.9°C | 279 mm | 89% | 1.8 m/s | 5.2 |
| 2004 | 30.4°C | 20.3°C | 25.4°C | 272 mm | 91% | 1.9 m/s | 4.8 |
| 2003 | 31.8°C | 20.2°C | 26.0°C | 507 mm | 89% | 1.7 m/s | 4.9 |
| 2002 | 35.3°C | 21.0°C | 28.2°C | 458 mm | 88% | 1.5 m/s | 4.6 |
| 2001 | 30.0°C | 20.5°C | 25.2°C | 233 mm | 90% | 1.9 m/s | 5.1 |
| 2000 | 30.8°C | 17.1°C | 24.0°C | 157 mm | 87% | 2 m/s | 5.4 |
| 1999 | 29.4°C | 21.1°C | 25.2°C | 431 mm | 91% | 2 m/s | 4.6 |
| 1998 | 30.2°C | 19.4°C | 24.8°C | 374 mm | 91% | 2.1 m/s | 5 |
| 1997 | 30.1°C | 21.0°C | 25.6°C | 163 mm | 88% | 1.2 m/s | 4.5 |
| 1996 | 29.9°C | 17.4°C | 23.6°C | 324 mm | 89% | 1.9 m/s | 4.8 |
| 1995 | 31.7°C | 20.1°C | 25.9°C | 177 mm | 85% | 2 m/s | 4.8 |
| 1994 | 29.8°C | 20.7°C | 25.2°C | 390 mm | 90% | 1.4 m/s | 4.7 |
| 1993 | 30.3°C | 20.5°C | 25.4°C | 302 mm | 88% | 2 m/s | 4 |
| 1992 | 30.3°C | 19.5°C | 24.9°C | 302 mm | 88% | 1.8 m/s | 4.7 |
| 1991 | 30.4°C | 19.9°C | 25.1°C | 292 mm | 88% | 2 m/s | 4.6 |
| 1990 | 35.2°C | 20.5°C | 27.8°C | 206 mm | 78% | 1.8 m/s | 4.8 |
| 1989 | 29.4°C | 19.9°C | 24.6°C | 242 mm | 89% | 1.9 m/s | 5 |
| 1988 | 30.7°C | 20.0°C | 25.3°C | 18 mm | 87% | 1.6 m/s | 5.3 |
| 1987 | 29.9°C | 21.2°C | 25.5°C | 348 mm | 89% | 1.4 m/s | 4.5 |
| 1986 | 34.2°C | 19.7°C | 26.9°C | 62 mm | 79% | 1.6 m/s | 5 |
| 1985 | 31.0°C | 17.2°C | 24.1°C | 153 mm | 85% | 1.9 m/s | 5.2 |
| 1984 ❄️ | 31.7°C | 13.9°C | 22.8°C | 209 mm | 83% | 2.1 m/s | 4.9 |
| 1983 | 33.3°C | 19.8°C | 26.5°C | 61 mm | 81% | 1.8 m/s | — |
| 1982 | 31.4°C | 19.9°C | 25.6°C | 142 mm | 84% | 1.2 m/s | — |
| 1981 | 30.1°C | 19.7°C | 24.9°C | 310 mm | 90% | 1.4 m/s | — |
Actual recorded October data for each year, 1981–2025 — sourced from NASA POWER.
The average high in October is around 32°C with lows near 20°C (mean 26°C), based on 45 years of NASA POWER data.
October averages 240 mm of rainfall in Tenkasi, a relatively wet time of year. The wettest on record was 552 mm in 2006.
The hottest October reached 37.3°C in 2016. The coldest dipped to 13.9°C in 1984.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average October temperatures have risen by about 2.2°C. Daytime highs moved from 31.5°C to 32.9°C and overnight lows from 18.1°C to 21.2°C over the same span.
October is one of the cooler months of the year in Tenkasi and a relatively wet time of year, so plan for around 32°C daytime highs and 20°C at night.
Not quite — October is the 4th coolest month in Tenkasi, averaging 26°C.
For October in Tenkasi, pack light, breathable clothing and sun protection, with typical highs of 32°C and lows of 20°C. Bring an umbrella or light rain jacket too.
Relative humidity in October averages 86% — quite humid.
Average wind speed in October is 1.8 m/s. The windiest October on record averaged 2.5 m/s (2016).
The wettest October on record was 2006 with 552 mm. On average, October sees 240 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 Tenkasi 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.
