January is one of the cooler months of the year in Tenkasi, with average highs near 30.1°C and lows around 18.5°C (mean 24.3°C). It is one of the drier months, averaging 26 mm of rainfall and 76% relative humidity across the period.
January is one of the cooler months of the year in Tenkasi. Across 45 years of records, the warmest January in Tenkasi was 2013 — when the month averaged 26.3°C — while the coldest were 1982 and 1988 at 22.3°C. Typical January days reach 30.1°C with nights near 18.5°C. The long-term January temperature trend is broadly flat.
January is one of the drier months in Tenkasi, averaging 26 mm of rainfall. The wettest January on record was 2021 with 433 mm, while the driest were 1982, 1983 and 1993 at 0 mm.
Relative humidity in Tenkasi during January averages 76%. The most humid January was 2021 at 90%, and the least humid was 1987 at 62%.
January receives about 5.1 kWh/m²/day of solar energy in Tenkasi. The sunniest Januarys were 2004 and 2012 at 5.6 kWh/m²/day, and the cloudiest was 2021 at 4.3.
Average wind speed in Tenkasi during January is 2 m/s. The windiest Januarys were 1987, 1989 and 2007 at 2.3 m/s, while the calmest was 2018 at 1.6 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 24.2°C | 24.0°C | 24.3°C | 24.6°C | 24.3°C | +0.1°C |
| Avg High | 30.1°C | 30.1°C | 30.1°C | 30.6°C | 29.2°C | -0.9°C |
| Avg Low | 18.4°C | 18.0°C | 18.5°C | 18.6°C | 19.2°C | +0.8°C |
| Avg Rain | 26 mm | 14 mm | 10 mm | 13 mm | 92 mm | +66 mm |
January temperatures in Tenkasi have risen by about 0.5°C between 1981–1985 and 2021–2025.
January has ranged from a record low of 13.8°C (2006) to a record high of 36.5°C (1991).
Rainfall in January is one of the drier months, averaging 26 mm, with a wettest year of 433 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0°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 Tenkasi
January is one of the best times to visit Tenkasi. Expect days averaging 30.1°C and nights around 18.5°C (mean 24.3°C) — cooler than Tenkasi's yearly average — with low rainfall (26 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 | 29.8°C | 24.6°C | 19.3°C | 32.0°C | 16.9°C | 24 mm | 78% | 2.2 m/s | 4.4 |
| 2024 | 28.7°C | 24.2°C | 19.6°C | 31.8°C | 16.8°C | 22 mm | 85% | 1.9 m/s | 4.7 |
| 2023 | 31.0°C | 24.5°C | 18.0°C | 33.0°C | 15.6°C | 16 mm | 73% | 2 m/s | 5.1 |
| 2022 | 28.9°C | 24.3°C | 19.7°C | 31.7°C | 17.6°C | 44 mm | 84% | 1.7 m/s | 5.2 |
| 2021 🌧️ | 27.0°C | 23.5°C | 19.9°C | 29.1°C | 15.9°C | 433 mm | 90% | 1.9 m/s | 4.3 |
| 2020 | 30.0°C | 24.5°C | 19.0°C | 33.5°C | 16.0°C | 13 mm | 81% | 1.8 m/s | 5.5 |
| 2019 | 33.2°C | 25.5°C | 17.9°C | 35.7°C | 15.1°C | 1 mm | 65% | 2 m/s | 5.4 |
| 2018 | 30.3°C | 24.4°C | 18.6°C | 33.5°C | 16.0°C | 4 mm | 75% | 1.6 m/s | 5 |
| 2017 | 32.5°C | 25.9°C | 19.3°C | 34.4°C | 16.2°C | 23 mm | 65% | 2.1 m/s | 4.9 |
| 2016 | 28.1°C | 23.2°C | 18.3°C | 30.4°C | 15.4°C | 1 mm | 84% | 1.7 m/s | 5.3 |
| 2015 | 28.9°C | 23.6°C | 18.2°C | 31.3°C | 15.0°C | 1 mm | 81% | 1.8 m/s | 5.4 |
| 2014 | 31.7°C | 25.4°C | 19.1°C | 33.8°C | 16.8°C | 29 mm | 72% | 2.2 m/s | 5 |
| 2013 🔥 | 32.9°C | 26.3°C | 19.7°C | 34.8°C | 16.7°C | 6 mm | 68% | 2 m/s | 5.4 |
| 2012 | 30.7°C | 24.4°C | 18.1°C | 32.2°C | 14.4°C | 11 mm | 75% | 1.8 m/s | 5.6 |
| 2011 | 27.9°C | 23.1°C | 18.3°C | 30.2°C | 14.9°C | 9 mm | 84% | 1.9 m/s | 4.7 |
| 2010 | 30.2°C | 24.5°C | 18.8°C | 32.6°C | 15.9°C | 48 mm | 78% | 1.9 m/s | 5.2 |
| 2009 | 30.2°C | 23.8°C | 17.3°C | 33.3°C | 14.6°C | 4 mm | 75% | 2.1 m/s | 5.4 |
| 2008 | 31.5°C | 24.8°C | 18.1°C | 35.0°C | 14.8°C | 0 mm | 73% | 2 m/s | 5.4 |
| 2007 | 29.3°C | 23.6°C | 17.9°C | 32.0°C | 14.8°C | 2 mm | 80% | 2.3 m/s | 5.1 |
| 2006 | 27.0°C | 22.4°C | 17.9°C | 28.2°C | 13.8°C | 29 mm | 86% | 2 m/s | 4.9 |
| 2005 | 30.6°C | 24.6°C | 18.6°C | 33.4°C | 15.2°C | 18 mm | 76% | 1.8 m/s | 5 |
| 2004 | 31.4°C | 25.2°C | 19.0°C | 34.3°C | 15.7°C | 5 mm | 74% | 2 m/s | 5.6 |
| 2003 | 30.4°C | 24.5°C | 18.7°C | 33.1°C | 16.3°C | 12 mm | 76% | 2.1 m/s | 5.2 |
| 2002 | 30.2°C | 24.6°C | 19.0°C | 33.4°C | 14.7°C | 3 mm | 78% | 1.9 m/s | 5.1 |
| 2001 | 30.4°C | 24.9°C | 19.4°C | 32.8°C | 16.2°C | 23 mm | 75% | 2.2 m/s | 4.7 |
| 2000 | 30.3°C | 24.6°C | 19.0°C | 33.2°C | 16.0°C | 6 mm | 76% | 2.2 m/s | 4.9 |
| 1999 | 27.3°C | 22.4°C | 17.4°C | 30.3°C | 14.0°C | 10 mm | 83% | 1.7 m/s | 5.4 |
| 1998 | 28.9°C | 24.0°C | 19.0°C | 31.8°C | 16.4°C | 2 mm | 84% | 1.9 m/s | 5 |
| 1997 | 30.5°C | 24.2°C | 17.9°C | 33.2°C | 14.6°C | 0 mm | 74% | 1.8 m/s | 5.4 |
| 1996 | 31.8°C | 24.9°C | 18.0°C | 34.0°C | 15.2°C | 32 mm | 68% | 2.2 m/s | 5.3 |
| 1995 | 31.5°C | 25.5°C | 19.4°C | 33.5°C | 15.5°C | 7 mm | 72% | 2.1 m/s | 5 |
| 1994 | 27.1°C | 22.6°C | 18.0°C | 29.2°C | 14.4°C | 54 mm | 87% | 1.9 m/s | 5.2 |
| 1993 | 28.9°C | 22.7°C | 16.5°C | 32.4°C | 14.1°C | 0 mm | 78% | 2 m/s | 5.1 |
| 1992 | 30.4°C | 23.6°C | 16.8°C | 33.7°C | 14.5°C | 16 mm | 72% | 2.2 m/s | 5.5 |
| 1991 | 32.7°C | 26.1°C | 19.6°C | 36.5°C | 16.3°C | 1 mm | 69% | 2 m/s | 5.1 |
| 1990 | 31.4°C | 24.4°C | 17.4°C | 33.6°C | 14.2°C | 16 mm | 68% | 2.1 m/s | 5.3 |
| 1989 | 32.9°C | 25.9°C | 19.0°C | 35.0°C | 15.5°C | 1 mm | 66% | 2.3 m/s | 4.8 |
| 1988 | 27.3°C | 22.3°C | 17.3°C | 29.2°C | 14.4°C | 0 mm | 85% | 1.8 m/s | 5.4 |
| 1987 | 33.2°C | 26.1°C | 19.1°C | 35.0°C | 14.9°C | 3 mm | 62% | 2.3 m/s | 5.3 |
| 1986 | 31.1°C | 25.3°C | 19.6°C | 33.8°C | 16.1°C | 6 mm | 73% | 2 m/s | 5.1 |
| 1985 | 30.4°C | 24.8°C | 19.3°C | 33.2°C | 15.5°C | 80 mm | 77% | 2 m/s | 5.2 |
| 1984 | 27.0°C | 23.3°C | 19.7°C | 28.7°C | 16.4°C | 80 mm | 88% | 2 m/s | 4.5 |
| 1983 | 32.4°C | 25.1°C | 17.8°C | 36.0°C | 14.9°C | 0 mm | 67% | 2.2 m/s | — |
| 1982 ❄️ | 28.1°C | 22.3°C | 16.5°C | 30.9°C | 14.7°C | 0 mm | 81% | 1.9 m/s | — |
| 1981 | 28.7°C | 23.1°C | 17.6°C | 31.1°C | 15.0°C | 64 mm | 79% | 1.7 m/s | — |
Actual recorded January data for each year, 1981–2025 — sourced from NASA POWER.
The average high in January is around 30.1°C with lows near 18.5°C (mean 24.3°C), based on 45 years of NASA POWER data.
January averages 26 mm of rainfall in Tenkasi, one of the drier months. The wettest on record was 433 mm in 2021.
The hottest January reached 36.5°C in 1991. The coldest dipped to 13.8°C in 2006.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average January temperatures have risen by about 0.5°C — but days and nights have moved in opposite directions. Overnight lows rose from 18.2°C to 19.3°C while daytime highs eased from 29.3°C to 29.1°C, narrowing the gap between day and night.
January is one of the cooler months of the year in Tenkasi and one of the drier months, so plan for around 30.1°C daytime highs and 18.5°C at night.
Not quite — January is the 2nd coolest month in Tenkasi, averaging 24.3°C.
For January in Tenkasi, pack light, breathable clothing and sun protection, with typical highs of 30.1°C and lows of 18.5°C.
Relative humidity in January averages 76% — quite humid.
Average wind speed in January is 2 m/s. The windiest January on record averaged 2.3 m/s (1987).
The wettest January on record was 2021 with 433 mm. On average, January sees 26 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 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.
