October is one of the cooler months of the year in Kottayam, with average highs near 28.2°C and lows around 26.1°C (mean 27.2°C). It is a relatively wet time of year, averaging 339 mm of rainfall and 82% relative humidity across the period.
October is one of the cooler months of the year in Kottayam. Across 45 years of records, the warmest October in Kottayam was 2025 — when the month averaged 28.3°C — while the coldest were 1984 and 1999 at 26.2°C. Typical October days reach 28.2°C with nights near 26.1°C. The long-term trend is warming, about 0.2°C per decade.
October is a relatively wet time of year in Kottayam, averaging 339 mm of rainfall. The wettest October on record was 2006 with 667 mm, while the driest was 1988 at 17 mm.
Relative humidity in Kottayam during October averages 82%. The most humid October was 1999 at 88%, and the least humid was 1982 at 77%.
October receives about 5 kWh/m²/day of solar energy in Kottayam. The sunniest October was 1988 at 5.8 kWh/m²/day, and the cloudiest were 1993, 1998 and 1999 at 4.3.
Average wind speed in Kottayam during October is 3.2 m/s. The windiest Octobers were 1999 and 2010 at 4.2 m/s, while the calmest was 1982 at 2.2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 26.9°C | 26.9°C | 27.2°C | 27.5°C | 27.6°C | +0.7°C |
| Avg High | 28.0°C | 27.9°C | 28.2°C | 28.6°C | 28.6°C | +0.6°C |
| Avg Low | 25.8°C | 25.9°C | 26.2°C | 26.4°C | 26.6°C | +0.8°C |
| Avg Rain | 185 mm | 404 mm | 443 mm | 307 mm | 340 mm | +155 mm |
October temperatures in Kottayam have risen by about 0.8°C between 1981–1985 and 2021–2025.
October has ranged from a record low of 23°C (1984) to a record high of 31.2°C (2009).
Rainfall in October is a relatively wet time of year, averaging 339 mm, with a wettest year of 667 mm.
A quieter season to visit Kottayam
If your dates are flexible, the more temperate months of January and December tend to be the most comfortable for visiting Kottayam. That said, October — with days averaging 28.2°C and nights around 26.1°C (mean 27.2°C) and higher rainfall (339 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 🔥 | 29.2°C | 28.3°C | 27.3°C | 30.5°C | 26.3°C | 326 mm | 83% | 3.7 m/s | 4.8 |
| 2024 | 28.8°C | 27.9°C | 26.9°C | 29.9°C | 25.7°C | 268 mm | 82% | 2.6 m/s | 4.9 |
| 2023 | 29.0°C | 27.9°C | 26.8°C | 30.4°C | 26.1°C | 402 mm | 81% | 2.4 m/s | 5.1 |
| 2022 | 28.3°C | 27.2°C | 26.0°C | 30.9°C | 25.3°C | 237 mm | 82% | 2.9 m/s | 5.2 |
| 2021 | 28.1°C | 27.2°C | 26.3°C | 29.2°C | 25.1°C | 572 mm | 85% | 3.4 m/s | 4.4 |
| 2020 | 28.2°C | 27.2°C | 26.3°C | 29.3°C | 25.4°C | 237 mm | 82% | 3.7 m/s | 5.3 |
| 2019 | 28.5°C | 27.5°C | 26.5°C | 30.0°C | 25.5°C | 566 mm | 81% | 3.1 m/s | 4.9 |
| 2018 | 29.0°C | 27.8°C | 26.6°C | 31.0°C | 25.0°C | 364 mm | 80% | 2.5 m/s | 5.2 |
| 2017 | 28.5°C | 27.6°C | 26.7°C | 29.7°C | 25.7°C | 256 mm | 83% | 3.2 m/s | 5 |
| 2016 | 28.7°C | 27.3°C | 26.0°C | 29.5°C | 25.1°C | 153 mm | 79% | 3.5 m/s | 5.4 |
| 2015 | 29.0°C | 27.9°C | 26.8°C | 30.4°C | 25.5°C | 327 mm | 81% | 2.5 m/s | 4.9 |
| 2014 | 28.4°C | 27.3°C | 26.2°C | 29.7°C | 25.2°C | 317 mm | 83% | 2.9 m/s | 4.9 |
| 2013 | 28.0°C | 27.1°C | 26.1°C | 29.1°C | 24.9°C | 198 mm | 82% | 3.7 m/s | 5.3 |
| 2012 | 28.9°C | 27.6°C | 26.4°C | 30.5°C | 25.3°C | 201 mm | 81% | 2.9 m/s | 5.3 |
| 2011 | 29.0°C | 27.7°C | 26.4°C | 31.0°C | 25.0°C | 130 mm | 78% | 2.7 m/s | 5.5 |
| 2010 | 28.0°C | 27.1°C | 26.1°C | 28.6°C | 25.6°C | 556 mm | 83% | 4.2 m/s | 4.8 |
| 2009 | 28.9°C | 27.6°C | 26.3°C | 31.2°C | 24.8°C | 139 mm | 79% | 2.8 m/s | 5.5 |
| 2008 | 28.9°C | 27.7°C | 26.5°C | 30.2°C | 25.9°C | 349 mm | 79% | 2.9 m/s | 5 |
| 2007 | 27.7°C | 26.7°C | 25.7°C | 29.1°C | 24.0°C | 388 mm | 84% | 3.3 m/s | 4.9 |
| 2006 🌧️ | 28.0°C | 27.0°C | 26.0°C | 29.7°C | 25.1°C | 667 mm | 84% | 2.9 m/s | 4.7 |
| 2005 | 28.1°C | 27.2°C | 26.3°C | 29.4°C | 25.5°C | 478 mm | 84% | 3.6 m/s | 4.9 |
| 2004 | 28.6°C | 27.4°C | 26.3°C | 30.5°C | 25.5°C | 643 mm | 82% | 3.1 m/s | 5.1 |
| 2003 | 28.1°C | 27.3°C | 26.4°C | 29.2°C | 25.7°C | 614 mm | 83% | 3.4 m/s | 4.8 |
| 2002 | 28.1°C | 27.2°C | 26.3°C | 29.2°C | 25.1°C | 524 mm | 84% | 3.4 m/s | 4.6 |
| 2001 | 27.8°C | 26.9°C | 26.0°C | 29.3°C | 25.4°C | 437 mm | 85% | 3.7 m/s | 4.9 |
| 2000 | 27.9°C | 26.9°C | 25.9°C | 29.3°C | 25.2°C | 195 mm | 83% | 3.5 m/s | 4.9 |
| 1999 | 26.9°C | 26.2°C | 25.5°C | 28.0°C | 24.9°C | 597 mm | 88% | 4.2 m/s | 4.3 |
| 1998 | 27.5°C | 26.5°C | 25.6°C | 28.4°C | 24.8°C | 511 mm | 86% | 4.1 m/s | 4.3 |
| 1997 | 28.7°C | 27.7°C | 26.6°C | 30.8°C | 25.9°C | 209 mm | 81% | 2.3 m/s | 5.2 |
| 1996 | 27.6°C | 26.6°C | 25.6°C | 28.7°C | 24.8°C | 304 mm | 83% | 3.8 m/s | 4.8 |
| 1995 | 28.2°C | 27.1°C | 26.1°C | 30.4°C | 25.3°C | 227 mm | 82% | 3.2 m/s | 5 |
| 1994 | 27.6°C | 26.7°C | 25.8°C | 30.1°C | 25.1°C | 592 mm | 84% | 3 m/s | 4.8 |
| 1993 | 27.8°C | 26.9°C | 25.9°C | 30.1°C | 25.1°C | 640 mm | 84% | 3.3 m/s | 4.3 |
| 1992 | 27.7°C | 26.8°C | 25.9°C | 29.7°C | 24.8°C | 330 mm | 83% | 3.5 m/s | 4.6 |
| 1991 | 27.9°C | 26.9°C | 25.9°C | 29.5°C | 25.1°C | 311 mm | 82% | 3.5 m/s | 4.5 |
| 1990 | 28.8°C | 27.5°C | 26.1°C | 31.1°C | 25.0°C | 321 mm | 80% | 3.3 m/s | 5 |
| 1989 | 27.4°C | 26.5°C | 25.6°C | 29.8°C | 24.2°C | 388 mm | 85% | 3.4 m/s | 5.1 |
| 1988 | 28.4°C | 27.3°C | 26.2°C | 29.5°C | 25.2°C | 17 mm | 81% | 3.5 m/s | 5.8 |
| 1987 | 28.1°C | 27.2°C | 26.3°C | 30.6°C | 25.7°C | 306 mm | 83% | 2.7 m/s | 4.7 |
| 1986 | 27.9°C | 26.8°C | 25.7°C | 29.5°C | 25.2°C | 104 mm | 83% | 3.3 m/s | 4.9 |
| 1985 | 28.0°C | 26.8°C | 25.6°C | 29.9°C | 23.4°C | 168 mm | 80% | 3.4 m/s | 5.4 |
| 1984 ❄️ | 27.4°C | 26.2°C | 25.0°C | 29.0°C | 23.0°C | 291 mm | 81% | 3.5 m/s | 5.1 |
| 1983 | 28.3°C | 27.1°C | 26.0°C | 29.4°C | 24.9°C | 62 mm | 80% | 2.9 m/s | — |
| 1982 | 28.7°C | 27.5°C | 26.2°C | 31.1°C | 25.4°C | 83 mm | 77% | 2.2 m/s | — |
| 1981 | 27.8°C | 26.8°C | 25.8°C | 28.7°C | 24.8°C | 247 mm | 82% | 3.3 m/s | — |
Actual recorded October data for each year, 1981–2025 — sourced from NASA POWER.
The average high in October is around 28.2°C with lows near 26.1°C (mean 27.2°C), based on 45 years of NASA POWER data.
October averages 339 mm of rainfall in Kottayam, a relatively wet time of year. The wettest on record was 667 mm in 2006.
The hottest October reached 31.2°C in 2009. The coldest dipped to 23°C in 1984.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average October temperatures have risen by about 0.8°C. Daytime highs moved from 28°C to 28.7°C and overnight lows from 25.7°C to 26.7°C over the same span.
October is one of the cooler months of the year in Kottayam and a relatively wet time of year, so plan for around 28.2°C daytime highs and 26.1°C at night.
Not quite — October is the 4th coolest month in Kottayam, averaging 27.2°C.
For October in Kottayam, pack light layers you can adjust through the day, with typical highs of 28.2°C and lows of 26.1°C. Bring an umbrella or light rain jacket too.
Relative humidity in October averages 82% — quite humid.
Average wind speed in October is 3.2 m/s. The windiest October on record averaged 4.2 m/s (1999).
The wettest October on record was 2006 with 667 mm. On average, October sees 339 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 Kottayam 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.
