October is one of the cooler months of the year in Tenkasi, with average highs near 29.3°C and lows around 21.9°C (mean 25.6°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 28.2°C — while the coldest were 1984 and 1996 at 24.5°C. Typical October days reach 29.3°C with nights near 21.9°C. The long-term trend is warming, about 0.3°C per decade.
October is a relatively wet time of year in Tenkasi, averaging 240 mm of rainfall. The wettest October on record was 2006 with 552 mm, while the driest was 1988 at 18 mm.
Relative humidity in Tenkasi during October averages 86%. The most humid October was 2004 at 91%, and the least humid was 2016 at 71%.
October receives about 4.9 kWh/m²/day of solar energy in Tenkasi. The sunniest Octobers were 2013 and 2016 at 5.5 kWh/m²/day, and the cloudiest was 1993 at 4.
Average wind speed in Tenkasi during October is 1.8 m/s. The windiest October was 2016 at 2.5 m/s, while the calmest were 1982 and 1997 at 1.2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 25.3°C | 25.2°C | 25.4°C | 26.2°C | 26.3°C | +1°C |
| Avg High | 29.2°C | 28.6°C | 28.9°C | 30.2°C | 30.1°C | +0.9°C |
| Avg Low | 21.3°C | 21.8°C | 21.9°C | 22.2°C | 22.6°C | +1.3°C |
| Avg Rain | 172 mm | 296 mm | 304 mm | 212 mm | 187 mm | +16 mm |
October temperatures in Tenkasi have risen by about 1.2°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 29.3°C and nights around 21.9°C (mean 25.6°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 | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 30.2°C | 26.6°C | 23.1°C | 33.7°C | 21.9°C | 216 mm | 86% | 1.6 m/s | 4.6 |
| 2024 | 29.7°C | 26.2°C | 22.8°C | 31.8°C | 20.9°C | 158 mm | 87% | 1.5 m/s | 4.8 |
| 2023 | 30.4°C | 26.6°C | 22.8°C | 33.7°C | 21.4°C | 189 mm | 84% | 1.5 m/s | 4.7 |
| 2022 | 30.7°C | 26.4°C | 22.2°C | 34.4°C | 20.6°C | 157 mm | 81% | 1.8 m/s | 4.9 |
| 2021 | 29.0°C | 25.8°C | 22.7°C | 30.9°C | 21.2°C | 294 mm | 88% | 1.8 m/s | 4.4 |
| 2020 | 30.3°C | 26.1°C | 21.9°C | 33.7°C | 20.3°C | 109 mm | 84% | 2.4 m/s | 5.4 |
| 2019 | 28.6°C | 25.4°C | 22.2°C | 31.2°C | 20.9°C | 313 mm | 87% | 1.3 m/s | 4.3 |
| 2018 | 29.2°C | 25.7°C | 22.2°C | 32.4°C | 20.3°C | 236 mm | 85% | 1.3 m/s | 4.6 |
| 2017 | 30.0°C | 26.3°C | 22.6°C | 32.7°C | 21.6°C | 129 mm | 85% | 1.9 m/s | 4.7 |
| 2016 🔥 | 34.2°C | 28.2°C | 22.2°C | 37.3°C | 20.6°C | 93 mm | 71% | 2.5 m/s | 5.5 |
| 2015 | 30.4°C | 26.4°C | 22.5°C | 33.7°C | 20.7°C | 167 mm | 82% | 1.5 m/s | 4.7 |
| 2014 | 28.5°C | 25.4°C | 22.2°C | 30.8°C | 20.1°C | 331 mm | 88% | 1.4 m/s | 4.6 |
| 2013 | 30.3°C | 25.9°C | 21.5°C | 34.6°C | 18.3°C | 167 mm | 83% | 2.4 m/s | 5.5 |
| 2012 | 30.5°C | 26.4°C | 22.3°C | 36.7°C | 21.0°C | 247 mm | 82% | 1.8 m/s | 4.6 |
| 2011 | 31.5°C | 26.9°C | 22.3°C | 36.1°C | 20.9°C | 211 mm | 79% | 1.9 m/s | 5.1 |
| 2010 | 28.8°C | 25.3°C | 21.8°C | 31.2°C | 20.3°C | 231 mm | 88% | 2.3 m/s | 5.1 |
| 2009 | 32.2°C | 27.2°C | 22.2°C | 34.9°C | 20.6°C | 82 mm | 77% | 2 m/s | 5.4 |
| 2008 | 29.6°C | 25.7°C | 21.7°C | 33.6°C | 19.2°C | 259 mm | 85% | 1.6 m/s | 4.9 |
| 2007 | 28.2°C | 24.8°C | 21.5°C | 30.9°C | 19.3°C | 238 mm | 89% | 1.7 m/s | 4.9 |
| 2006 🌧️ | 28.1°C | 24.9°C | 21.8°C | 29.8°C | 19.2°C | 552 mm | 90% | 1.8 m/s | 4.8 |
| 2005 | 28.6°C | 25.4°C | 22.1°C | 30.8°C | 19.0°C | 279 mm | 89% | 1.8 m/s | 5.2 |
| 2004 | 27.8°C | 24.9°C | 22.1°C | 30.4°C | 20.3°C | 272 mm | 91% | 1.9 m/s | 4.8 |
| 2003 | 28.5°C | 25.4°C | 22.3°C | 31.8°C | 20.2°C | 507 mm | 89% | 1.7 m/s | 4.9 |
| 2002 | 29.0°C | 25.7°C | 22.4°C | 35.3°C | 21.0°C | 458 mm | 88% | 1.5 m/s | 4.6 |
| 2001 | 28.1°C | 25.0°C | 22.0°C | 30.0°C | 20.5°C | 233 mm | 90% | 1.9 m/s | 5.1 |
| 2000 | 28.6°C | 24.9°C | 21.2°C | 30.8°C | 17.1°C | 157 mm | 87% | 2 m/s | 5.4 |
| 1999 | 27.5°C | 24.8°C | 22.1°C | 29.4°C | 21.1°C | 431 mm | 91% | 2 m/s | 4.6 |
| 1998 | 27.9°C | 24.7°C | 21.6°C | 30.2°C | 19.4°C | 374 mm | 91% | 2.1 m/s | 5 |
| 1997 | 28.7°C | 25.5°C | 22.2°C | 30.1°C | 21.0°C | 163 mm | 88% | 1.2 m/s | 4.5 |
| 1996 | 28.1°C | 24.5°C | 20.9°C | 29.9°C | 17.4°C | 324 mm | 89% | 1.9 m/s | 4.8 |
| 1995 | 29.6°C | 25.8°C | 21.9°C | 31.7°C | 20.1°C | 177 mm | 85% | 2 m/s | 4.8 |
| 1994 | 27.9°C | 24.8°C | 21.8°C | 29.8°C | 20.7°C | 390 mm | 90% | 1.4 m/s | 4.7 |
| 1993 | 28.3°C | 25.1°C | 21.9°C | 30.3°C | 20.5°C | 302 mm | 88% | 2 m/s | 4 |
| 1992 | 28.2°C | 24.8°C | 21.3°C | 30.3°C | 19.5°C | 302 mm | 88% | 1.8 m/s | 4.7 |
| 1991 | 28.1°C | 24.9°C | 21.6°C | 30.4°C | 19.9°C | 292 mm | 88% | 2 m/s | 4.6 |
| 1990 | 31.5°C | 26.9°C | 22.3°C | 35.2°C | 20.5°C | 206 mm | 78% | 1.8 m/s | 4.8 |
| 1989 | 28.1°C | 24.9°C | 21.6°C | 29.4°C | 19.9°C | 242 mm | 89% | 1.9 m/s | 5 |
| 1988 | 29.2°C | 25.4°C | 21.7°C | 30.7°C | 20.0°C | 18 mm | 87% | 1.6 m/s | 5.3 |
| 1987 | 28.3°C | 25.3°C | 22.2°C | 29.9°C | 21.2°C | 348 mm | 89% | 1.4 m/s | 4.5 |
| 1986 | 31.2°C | 26.5°C | 21.8°C | 34.2°C | 19.7°C | 62 mm | 79% | 1.6 m/s | 5 |
| 1985 | 29.0°C | 25.0°C | 20.9°C | 31.0°C | 17.2°C | 153 mm | 85% | 1.9 m/s | 5.2 |
| 1984 ❄️ | 29.2°C | 24.5°C | 19.8°C | 31.7°C | 13.9°C | 209 mm | 83% | 2.1 m/s | 4.9 |
| 1983 | 30.6°C | 26.1°C | 21.5°C | 33.3°C | 19.8°C | 61 mm | 81% | 1.8 m/s | — |
| 1982 | 29.1°C | 25.1°C | 21.1°C | 31.4°C | 19.9°C | 142 mm | 84% | 1.2 m/s | — |
| 1981 | 28.1°C | 24.8°C | 21.4°C | 30.1°C | 19.7°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 29.3°C with lows near 21.9°C (mean 25.6°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 1.2°C. Daytime highs moved from 29.2°C to 30°C and overnight lows from 20.9°C to 22.7°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 29.3°C daytime highs and 21.9°C at night.
Not quite — October is the 4th coolest month in Tenkasi, averaging 25.6°C.
For October in Tenkasi, pack light layers you can adjust through the day, with typical highs of 29.3°C and lows of 21.9°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.
