January is close to Thrissur's year-round average, with average highs near 32.8°C and lows around 21.6°C (mean 27.2°C). It is one of the drier months, averaging 16 mm of rainfall and 64% relative humidity across the period.
January is close to Thrissur's year-round average. Across 45 years of records, the warmest January in Thrissur was 2013 — when the month averaged 28.9°C — while the coldest were 1997 and 2011 at 26°C. Typical January days reach 32.8°C with nights near 21.6°C. The long-term January temperature trend is broadly flat.
January is one of the drier months in Thrissur, averaging 16 mm of rainfall. The wettest January on record was 2021 with 115 mm, while the driest were 1999, 2008 and 2019, among others at 0 mm.
Relative humidity in Thrissur during January averages 64%. The most humid January was 2021 at 77%, and the least humid was 1983 at 53%.
January receives about 5.4 kWh/m²/day of solar energy in Thrissur. The sunniest Januarys were 2008, 2009 and 2020, among others at 5.7 kWh/m²/day, and the cloudiest was 2021 at 4.7.
Average wind speed in Thrissur during January is 1.8 m/s. The windiest January was 1992 at 2.2 m/s, while the calmest were 2018, 2020 and 2023, among others at 1.6 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 27.3°C | 26.9°C | 27.3°C | 27.4°C | 27.0°C | -0.3°C |
| Avg High | 32.8°C | 32.7°C | 33.1°C | 33.0°C | 31.8°C | -1°C |
| Avg Low | 21.7°C | 21.1°C | 21.5°C | 21.8°C | 22.2°C | +0.5°C |
| Avg Rain | 21 mm | 12 mm | 13 mm | 5 mm | 37 mm | +17 mm |
January temperatures in Thrissur have stayed relatively stable across the record.
January has ranged from a record low of 17°C (1993) to a record high of 37.6°C (1991).
Rainfall in January is one of the drier months, averaging 16 mm, with a wettest year of 115 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.1°C per decade while lows rose 0.1°C per decade, narrowing the gap between day and night.
One of the best times to visit Thrissur
January is one of the best times to visit Thrissur. Expect days averaging 32.8°C and nights around 21.6°C (mean 27.2°C) — close to Thrissur's yearly average — with low rainfall (16 mm), so conditions are generally comfortable for sightseeing and outdoor plans.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 32.6°C | 27.2°C | 21.7°C | 34.4°C | 19.4°C | 10 mm | 68% | 2.1 m/s | 5.2 |
| 2024 | 30.7°C | 26.7°C | 22.6°C | 33.1°C | 20.6°C | 64 mm | 75% | 1.7 m/s | 5.1 |
| 2023 | 32.1°C | 26.4°C | 20.7°C | 34.0°C | 18.9°C | 11 mm | 66% | 1.6 m/s | 5.4 |
| 2022 | 31.4°C | 27.0°C | 22.5°C | 34.1°C | 21.3°C | 17 mm | 74% | 1.8 m/s | 5.4 |
| 2021 🌧️ | 30.7°C | 26.6°C | 22.5°C | 33.2°C | 19.5°C | 115 mm | 77% | 1.8 m/s | 4.7 |
| 2020 | 33.2°C | 28.1°C | 23.0°C | 35.3°C | 19.9°C | 8 mm | 68% | 1.6 m/s | 5.7 |
| 2019 | 33.4°C | 27.1°C | 20.8°C | 35.0°C | 18.0°C | 0 mm | 59% | 1.9 m/s | 5.5 |
| 2018 | 32.6°C | 27.3°C | 22.0°C | 35.2°C | 19.7°C | 2 mm | 65% | 1.6 m/s | 5.3 |
| 2017 | 33.6°C | 28.1°C | 22.5°C | 35.3°C | 20.0°C | 19 mm | 60% | 1.8 m/s | 5.2 |
| 2016 | 32.8°C | 27.3°C | 21.8°C | 35.3°C | 18.4°C | 3 mm | 67% | 1.8 m/s | 5.3 |
| 2015 | 32.5°C | 27.1°C | 21.7°C | 35.2°C | 18.6°C | 2 mm | 65% | 1.8 m/s | 5.4 |
| 2014 | 33.4°C | 27.6°C | 21.8°C | 34.6°C | 19.9°C | 1 mm | 63% | 1.9 m/s | 5.5 |
| 2013 🔥 | 34.8°C | 28.9°C | 23.0°C | 35.7°C | 20.3°C | 2 mm | 58% | 1.7 m/s | 5.6 |
| 2012 | 32.9°C | 27.1°C | 21.4°C | 34.2°C | 18.4°C | 1 mm | 64% | 1.6 m/s | 5.6 |
| 2011 | 31.1°C | 26.0°C | 20.8°C | 33.9°C | 18.7°C | 5 mm | 72% | 1.8 m/s | 5.5 |
| 2010 | 33.0°C | 27.6°C | 22.1°C | 35.2°C | 19.7°C | 12 mm | 67% | 1.6 m/s | 5.4 |
| 2009 | 33.4°C | 27.1°C | 20.8°C | 35.2°C | 18.0°C | 7 mm | 60% | 1.8 m/s | 5.7 |
| 2008 | 32.8°C | 26.6°C | 20.4°C | 34.3°C | 18.1°C | 0 mm | 65% | 2.1 m/s | 5.7 |
| 2007 | 33.1°C | 26.8°C | 20.5°C | 35.0°C | 18.3°C | 4 mm | 62% | 1.8 m/s | 5.4 |
| 2006 | 32.0°C | 26.5°C | 21.1°C | 33.7°C | 17.7°C | 9 mm | 68% | 1.8 m/s | 5.5 |
| 2005 | 33.1°C | 27.6°C | 22.0°C | 35.7°C | 19.1°C | 51 mm | 66% | 1.7 m/s | 5.3 |
| 2004 | 33.6°C | 27.7°C | 21.9°C | 35.3°C | 19.3°C | 16 mm | 63% | 1.9 m/s | 5.6 |
| 2003 | 33.7°C | 28.0°C | 22.2°C | 35.6°C | 20.2°C | 0 mm | 62% | 1.8 m/s | 5.5 |
| 2002 | 33.0°C | 27.6°C | 22.1°C | 35.6°C | 18.5°C | 7 mm | 67% | 1.8 m/s | 5.2 |
| 2001 | 33.3°C | 27.7°C | 22.0°C | 35.1°C | 19.9°C | 24 mm | 64% | 1.8 m/s | 5.1 |
| 2000 | 33.3°C | 27.5°C | 21.7°C | 35.7°C | 19.3°C | 11 mm | 64% | 1.9 m/s | 5.3 |
| 1999 | 32.3°C | 26.5°C | 20.7°C | 33.6°C | 17.7°C | 0 mm | 65% | 1.8 m/s | 5.7 |
| 1998 | 31.4°C | 26.6°C | 21.8°C | 34.4°C | 19.3°C | 0 mm | 73% | 2 m/s | 5.2 |
| 1997 ❄️ | 31.4°C | 26.0°C | 20.7°C | 32.9°C | 18.2°C | 1 mm | 68% | 1.7 m/s | 5.3 |
| 1996 | 33.7°C | 27.5°C | 21.3°C | 35.6°C | 19.1°C | 2 mm | 57% | 1.8 m/s | 5.3 |
| 1995 | 32.8°C | 27.2°C | 21.6°C | 35.1°C | 18.1°C | 28 mm | 65% | 1.9 m/s | 5.3 |
| 1994 | 31.1°C | 26.1°C | 21.1°C | 32.6°C | 17.7°C | 86 mm | 72% | 2 m/s | 5.2 |
| 1993 | 32.6°C | 26.1°C | 19.6°C | 35.7°C | 17.0°C | 0 mm | 62% | 1.8 m/s | 5.4 |
| 1992 | 33.0°C | 26.5°C | 19.9°C | 34.7°C | 18.0°C | 1 mm | 56% | 2.2 m/s | 5.4 |
| 1991 | 34.7°C | 28.7°C | 22.8°C | 37.6°C | 19.9°C | 0 mm | 56% | 1.8 m/s | 5.3 |
| 1990 | 34.2°C | 27.6°C | 21.0°C | 36.3°C | 17.7°C | 5 mm | 55% | 1.7 m/s | 5.4 |
| 1989 | 34.7°C | 28.5°C | 22.2°C | 36.7°C | 19.8°C | 1 mm | 54% | 1.7 m/s | 5.6 |
| 1988 | 31.8°C | 26.3°C | 20.7°C | 34.2°C | 17.9°C | 0 mm | 66% | 1.7 m/s | 5.4 |
| 1987 | 34.4°C | 28.3°C | 22.2°C | 35.8°C | 19.2°C | 3 mm | 55% | 1.9 m/s | 5.5 |
| 1986 | 32.7°C | 27.6°C | 22.5°C | 34.6°C | 19.3°C | 7 mm | 64% | 1.8 m/s | 4.9 |
| 1985 | 31.1°C | 26.3°C | 21.5°C | 33.7°C | 19.2°C | 96 mm | 70% | 1.7 m/s | 5.5 |
| 1984 | 31.9°C | 27.2°C | 22.5°C | 33.1°C | 20.9°C | 64 mm | 71% | 1.8 m/s | 5 |
| 1983 | 34.6°C | 28.2°C | 21.8°C | 36.2°C | 19.5°C | 0 mm | 53% | 1.8 m/s | — |
| 1982 | 32.3°C | 26.4°C | 20.5°C | 34.4°C | 18.8°C | 0 mm | 64% | 1.7 m/s | — |
| 1981 | 31.7°C | 26.7°C | 21.6°C | 34.4°C | 19.8°C | 17 mm | 68% | 1.7 m/s | — |
Actual recorded January data for each year, 1981–2025 — sourced from NASA POWER.
The average high in January is around 32.8°C with lows near 21.6°C (mean 27.2°C), based on 45 years of NASA POWER data.
January averages 16 mm of rainfall in Thrissur, one of the drier months. The wettest on record was 115 mm in 2021.
The hottest January reached 37.6°C in 1991. The coldest dipped to 17°C in 1993.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average January temperatures have fallen by about 0.2°C — but days and nights have moved in opposite directions. Overnight lows rose from 21.6°C to 22°C while daytime highs eased from 32.3°C to 31.5°C, narrowing the gap between day and night.
January is close to Thrissur's year-round average and one of the drier months, so plan for around 32.8°C daytime highs and 21.6°C at night.
Not quite — January is the 8th coolest month in Thrissur, averaging 27.2°C.
For January in Thrissur, pack light, breathable clothing and sun protection, with typical highs of 32.8°C and lows of 21.6°C.
Relative humidity in January averages 64% — moderately humid.
Average wind speed in January is 1.8 m/s. The windiest January on record averaged 2.2 m/s (1992).
The wettest January on record was 2021 with 115 mm. On average, January sees 16 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 Thrissur behaves each January, 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 January specifically, along with year-by-year records and how the month has changed over the decades.
