January is one of the cooler months of the year in Kollam, with average highs near 30.2°C and lows around 20°C (mean 25.1°C). It is one of the drier months, averaging 25 mm of rainfall and 72% relative humidity across the period.
January is one of the cooler months of the year in Kollam. Across 45 years of records, the warmest January in Kollam was 2013 — when the month averaged 27°C — while the coldest was 1988 at 23.4°C. Typical January days reach 30.2°C with nights near 20°C. The long-term January temperature trend is broadly flat.
January is one of the drier months in Kollam, averaging 25 mm of rainfall. The wettest January on record was 2021 with 225 mm, while the driest were 1991, 1993 and 2008, among others at 0 mm.
Relative humidity in Kollam during January averages 72%. The most humid January was 2021 at 85%, and the least humid was 1987 at 59%.
January receives about 5.4 kWh/m²/day of solar energy in Kollam. The sunniest Januarys were 2004 and 2020 at 6 kWh/m²/day, and the cloudiest were 1984, 1989 and 2021 at 4.9.
Average wind speed in Kollam during January is 1.2 m/s. The windiest Januarys were 1992 and 2007 at 1.4 m/s, while the calmest were 2013 and 2018 at 1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 25.2°C | 24.9°C | 25.1°C | 25.1°C | 25.0°C | -0.2°C |
| Avg High | 30.5°C | 30.2°C | 30.3°C | 30.2°C | 29.3°C | -1.2°C |
| Avg Low | 20.0°C | 19.6°C | 19.9°C | 20.1°C | 20.7°C | +0.7°C |
| Avg Rain | 28 mm | 18 mm | 15 mm | 15 mm | 69 mm | +41 mm |
January temperatures in Kollam have stayed relatively stable across the record.
January has ranged from a record low of 15.4°C (1999) to a record high of 35.6°C (1991).
Rainfall in January is one of the drier months, averaging 25 mm, with a wettest year of 225 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.2°C per decade while lows rose 0.2°C per decade, narrowing the gap between day and night.
One of the best times to visit Kollam
January is one of the best times to visit Kollam. Expect days averaging 30.2°C and nights around 20°C (mean 25.1°C) — cooler than Kollam's yearly average — with low rainfall (25 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 | 29.5°C | 25.0°C | 20.6°C | 31.6°C | 18.9°C | 22 mm | 77% | 1.3 m/s | 5.3 |
| 2024 | 29.0°C | 25.0°C | 21.1°C | 31.0°C | 18.2°C | 24 mm | 82% | 1.3 m/s | 5.3 |
| 2023 | 30.0°C | 24.8°C | 19.6°C | 31.8°C | 17.8°C | 24 mm | 71% | 1.1 m/s | 5.6 |
| 2022 | 29.1°C | 25.1°C | 21.0°C | 31.8°C | 19.7°C | 92 mm | 82% | 1.2 m/s | 5.8 |
| 2021 🌧️ | 27.9°C | 24.5°C | 21.1°C | 29.7°C | 17.8°C | 225 mm | 85% | 1.3 m/s | 4.9 |
| 2020 | 30.5°C | 25.7°C | 20.9°C | 33.6°C | 18.1°C | 25 mm | 76% | 1.1 m/s | 6 |
| 2019 | 31.5°C | 25.4°C | 19.3°C | 33.9°C | 16.7°C | 0 mm | 65% | 1.1 m/s | 5.8 |
| 2018 | 29.2°C | 24.7°C | 20.1°C | 32.6°C | 17.6°C | 4 mm | 75% | 1 m/s | 5.1 |
| 2017 | 32.4°C | 26.6°C | 20.9°C | 34.4°C | 18.2°C | 20 mm | 64% | 1.2 m/s | 5.3 |
| 2016 | 28.8°C | 24.4°C | 20.1°C | 31.0°C | 17.4°C | 1 mm | 79% | 1.2 m/s | 5.6 |
| 2015 | 29.3°C | 24.5°C | 19.8°C | 31.6°C | 17.3°C | 4 mm | 75% | 1.2 m/s | 5.8 |
| 2014 | 30.5°C | 25.3°C | 20.1°C | 33.1°C | 18.3°C | 25 mm | 71% | 1.2 m/s | 5.6 |
| 2013 🔥 | 32.9°C | 27.0°C | 21.2°C | 34.4°C | 18.6°C | 4 mm | 64% | 1 m/s | 5.7 |
| 2012 | 29.8°C | 24.6°C | 19.5°C | 31.5°C | 16.6°C | 5 mm | 73% | 1.1 m/s | 5.8 |
| 2011 | 28.1°C | 24.0°C | 19.9°C | 29.8°C | 16.2°C | 19 mm | 82% | 1.2 m/s | 5.3 |
| 2010 | 29.5°C | 24.9°C | 20.2°C | 32.0°C | 18.4°C | 63 mm | 76% | 1.2 m/s | 5.6 |
| 2009 | 29.7°C | 24.3°C | 18.8°C | 32.8°C | 16.2°C | 7 mm | 71% | 1.3 m/s | 5.9 |
| 2008 | 30.8°C | 25.1°C | 19.4°C | 33.0°C | 16.9°C | 0 mm | 71% | 1.3 m/s | 5.9 |
| 2007 | 29.8°C | 24.6°C | 19.4°C | 32.6°C | 17.0°C | 1 mm | 73% | 1.4 m/s | 5.7 |
| 2006 | 27.9°C | 23.6°C | 19.4°C | 29.1°C | 16.0°C | 25 mm | 81% | 1.3 m/s | 5.4 |
| 2005 | 30.6°C | 25.4°C | 20.3°C | 33.6°C | 17.3°C | 45 mm | 72% | 1.1 m/s | 5.5 |
| 2004 | 31.6°C | 25.9°C | 20.1°C | 33.9°C | 17.8°C | 15 mm | 69% | 1.2 m/s | 6 |
| 2003 | 30.5°C | 25.3°C | 20.2°C | 32.9°C | 18.6°C | 8 mm | 71% | 1.2 m/s | 5.7 |
| 2002 | 30.4°C | 25.4°C | 20.4°C | 33.4°C | 16.8°C | 7 mm | 74% | 1.1 m/s | 5.5 |
| 2001 | 31.2°C | 26.0°C | 20.8°C | 33.0°C | 18.5°C | 30 mm | 69% | 1.1 m/s | 5.2 |
| 2000 | 30.5°C | 25.3°C | 20.1°C | 33.4°C | 17.4°C | 11 mm | 71% | 1.3 m/s | 5.7 |
| 1999 | 28.1°C | 23.7°C | 19.2°C | 30.5°C | 15.4°C | 7 mm | 78% | 1.1 m/s | 5.6 |
| 1998 | 29.1°C | 24.8°C | 20.6°C | 31.4°C | 18.2°C | 2 mm | 80% | 1.3 m/s | 5.3 |
| 1997 | 29.8°C | 24.6°C | 19.4°C | 31.9°C | 16.9°C | 0 mm | 72% | 1.2 m/s | 5.5 |
| 1996 | 31.5°C | 25.6°C | 19.6°C | 33.5°C | 17.8°C | 29 mm | 64% | 1.2 m/s | 5.2 |
| 1995 | 31.4°C | 26.0°C | 20.7°C | 33.5°C | 17.9°C | 19 mm | 68% | 1.1 m/s | 5.1 |
| 1994 | 27.7°C | 23.6°C | 19.6°C | 29.4°C | 16.3°C | 103 mm | 83% | 1.3 m/s | 5.2 |
| 1993 | 29.5°C | 23.8°C | 18.2°C | 33.0°C | 16.1°C | 0 mm | 71% | 1.3 m/s | 5 |
| 1992 | 30.6°C | 24.6°C | 18.6°C | 33.3°C | 16.9°C | 14 mm | 65% | 1.4 m/s | 5.3 |
| 1991 | 32.7°C | 26.9°C | 21.1°C | 35.6°C | 17.8°C | 0 mm | 64% | 1.1 m/s | 5 |
| 1990 | 31.6°C | 25.4°C | 19.1°C | 33.8°C | 15.7°C | 6 mm | 63% | 1.2 m/s | 5.2 |
| 1989 | 32.7°C | 26.5°C | 20.3°C | 34.4°C | 18.2°C | 1 mm | 62% | 1.2 m/s | 4.9 |
| 1988 ❄️ | 27.7°C | 23.4°C | 19.1°C | 28.9°C | 16.6°C | 0 mm | 80% | 1.2 m/s | 5.4 |
| 1987 | 33.1°C | 26.9°C | 20.7°C | 34.8°C | 17.7°C | 3 mm | 59% | 1.1 m/s | 5.3 |
| 1986 | 31.5°C | 26.3°C | 21.1°C | 33.6°C | 17.8°C | 2 mm | 68% | 1.1 m/s | 5.1 |
| 1985 | 30.7°C | 25.7°C | 20.6°C | 33.4°C | 18.0°C | 89 mm | 71% | 1.1 m/s | 5.1 |
| 1984 | 28.5°C | 24.7°C | 20.9°C | 30.8°C | 18.7°C | 95 mm | 80% | 1.3 m/s | 4.9 |
| 1983 | 32.9°C | 26.3°C | 19.8°C | 35.2°C | 17.2°C | 0 mm | 60% | 1.1 m/s | — |
| 1982 | 28.8°C | 23.7°C | 18.5°C | 31.7°C | 16.6°C | 0 mm | 75% | 1.2 m/s | — |
| 1981 | 28.3°C | 23.7°C | 19.1°C | 30.1°C | 16.8°C | 60 mm | 77% | 1.2 m/s | — |
Actual recorded January data for each year, 1981–2025 — sourced from NASA POWER.
The average high in January is around 30.2°C with lows near 20°C (mean 25.1°C), based on 45 years of NASA POWER data.
January averages 25 mm of rainfall in Kollam, one of the drier months. The wettest on record was 225 mm in 2021.
The hottest January reached 35.6°C in 1991. The coldest dipped to 15.4°C in 1999.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average January temperatures have risen by about 0.1°C — but days and nights have moved in opposite directions. Overnight lows rose from 19.8°C to 20.7°C while daytime highs eased from 29.8°C to 29.1°C, narrowing the gap between day and night.
January is one of the cooler months of the year in Kollam and one of the drier months, so plan for around 30.2°C daytime highs and 20°C at night.
Not quite — January is the 2nd coolest month in Kollam, averaging 25.1°C.
For January in Kollam, pack light, breathable clothing and sun protection, with typical highs of 30.2°C and lows of 20°C.
Relative humidity in January averages 72% — moderately humid.
Average wind speed in January is 1.2 m/s. The windiest January on record averaged 1.4 m/s (1992).
The wettest January on record was 2021 with 225 mm. On average, January sees 25 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 Kollam 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.
