January is one of the cooler months of the year in Sivaganga, with average highs near 30.4°C and lows around 20.3°C (mean 25.4°C). It is one of the drier months, averaging 23 mm of rainfall and 76% relative humidity across the period.
January is one of the cooler months of the year in Sivaganga. Across 45 years of records, the warmest January in Sivaganga was 1991 — when the month averaged 27.3°C — while the coldest were 1982 and 2006 at 23.7°C. Typical January days reach 30.4°C with nights near 20.3°C. The long-term January temperature trend is broadly flat.
January is one of the drier months in Sivaganga, averaging 23 mm of rainfall. The wettest January on record was 2021 with 228 mm, while the driest were 1983 and 1993 at 0 mm.
Relative humidity in Sivaganga during January averages 76%. The most humid January was 2021 at 89%, and the least humid was 1996 at 66%.
January receives about 5 kWh/m²/day of solar energy in Sivaganga. The sunniest Januarys were 2004 and 2012 at 5.6 kWh/m²/day, and the cloudiest were 1984 and 2021 at 4.2.
Average wind speed in Sivaganga during January is 3 m/s. The windiest Januarys were 1996 and 2003 at 3.5 m/s, while the calmest was 2020 at 2.6 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 25.4°C | 25.3°C | 25.4°C | 25.5°C | 25.0°C | -0.4°C |
| Avg High | 30.6°C | 30.7°C | 30.5°C | 30.7°C | 29.1°C | -1.5°C |
| Avg Low | 20.2°C | 19.9°C | 20.4°C | 20.3°C | 20.9°C | +0.7°C |
| Avg Rain | 33 mm | 15 mm | 12 mm | 14 mm | 59 mm | +26 mm |
January temperatures in Sivaganga have stayed relatively stable across the record.
January has ranged from a record low of 15°C (1990) to a record high of 35.8°C (1991).
Rainfall in January is one of the drier months, averaging 23 mm, with a wettest year of 228 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.2°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 Sivaganga
January is one of the best times to visit Sivaganga. Expect days averaging 30.4°C and nights around 20.3°C (mean 25.4°C) — cooler than Sivaganga's yearly average — with low rainfall (23 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 | 28.4°C | 24.5°C | 20.6°C | 30.0°C | 18.7°C | 34 mm | 84% | 3.2 m/s | 4.4 |
| 2024 | 29.5°C | 25.4°C | 21.4°C | 31.8°C | 18.2°C | 32 mm | 84% | 2.8 m/s | 4.7 |
| 2023 | 29.0°C | 24.1°C | 19.3°C | 30.8°C | 16.9°C | 9 mm | 81% | 2.9 m/s | 5 |
| 2022 | 29.4°C | 25.5°C | 21.5°C | 31.8°C | 18.5°C | 40 mm | 84% | 2.7 m/s | 5.1 |
| 2021 🌧️ | 27.9°C | 24.8°C | 21.7°C | 29.7°C | 18.5°C | 228 mm | 89% | 2.8 m/s | 4.2 |
| 2020 | 30.1°C | 25.5°C | 20.9°C | 32.5°C | 17.9°C | 8 mm | 81% | 2.6 m/s | 5.4 |
| 2019 | 31.7°C | 25.6°C | 19.5°C | 33.6°C | 17.5°C | 1 mm | 70% | 3.1 m/s | 5.4 |
| 2018 | 31.4°C | 25.7°C | 20.0°C | 33.2°C | 17.7°C | 7 mm | 72% | 3 m/s | 5.2 |
| 2017 | 32.1°C | 26.3°C | 20.5°C | 33.9°C | 18.2°C | 59 mm | 68% | 3.3 m/s | 4.9 |
| 2016 | 28.9°C | 24.3°C | 19.8°C | 31.0°C | 17.6°C | 1 mm | 83% | 2.7 m/s | 5.4 |
| 2015 | 30.5°C | 25.3°C | 20.2°C | 32.2°C | 16.9°C | 4 mm | 77% | 2.9 m/s | 5.5 |
| 2014 | 31.4°C | 26.1°C | 20.7°C | 33.1°C | 19.2°C | 18 mm | 72% | 3.4 m/s | 4.9 |
| 2013 | 32.6°C | 26.9°C | 21.2°C | 34.0°C | 19.6°C | 16 mm | 70% | 3.3 m/s | 5.3 |
| 2012 | 30.6°C | 25.2°C | 19.8°C | 31.7°C | 16.5°C | 10 mm | 75% | 2.8 m/s | 5.6 |
| 2011 | 28.0°C | 24.1°C | 20.2°C | 29.4°C | 16.3°C | 12 mm | 86% | 3.1 m/s | 4.9 |
| 2010 | 30.2°C | 25.4°C | 20.6°C | 32.1°C | 17.5°C | 11 mm | 79% | 3 m/s | 5.2 |
| 2009 | 29.5°C | 24.6°C | 19.7°C | 32.5°C | 17.5°C | 9 mm | 78% | 3 m/s | 5.4 |
| 2008 | 30.0°C | 24.8°C | 19.7°C | 33.6°C | 16.4°C | 5 mm | 79% | 2.8 m/s | 5.5 |
| 2007 | 30.9°C | 25.5°C | 20.1°C | 32.8°C | 17.6°C | 6 mm | 75% | 3.3 m/s | 5.1 |
| 2006 | 27.9°C | 23.7°C | 19.6°C | 29.3°C | 16.1°C | 24 mm | 85% | 2.8 m/s | 5.1 |
| 2005 | 30.2°C | 25.3°C | 20.4°C | 32.4°C | 16.8°C | 18 mm | 79% | 2.8 m/s | 5.1 |
| 2004 | 31.8°C | 26.2°C | 20.6°C | 33.9°C | 17.6°C | 4 mm | 72% | 3 m/s | 5.6 |
| 2003 | 32.5°C | 26.7°C | 20.9°C | 34.4°C | 18.9°C | 13 mm | 69% | 3.5 m/s | 5.1 |
| 2002 | 31.6°C | 26.3°C | 21.0°C | 34.7°C | 16.9°C | 8 mm | 74% | 2.9 m/s | 5.1 |
| 2001 | 30.1°C | 25.5°C | 20.9°C | 32.6°C | 18.4°C | 13 mm | 77% | 3.2 m/s | 4.9 |
| 2000 | 30.7°C | 25.7°C | 20.7°C | 33.1°C | 16.9°C | 16 mm | 76% | 3.2 m/s | 5 |
| 1999 | 28.7°C | 23.8°C | 18.9°C | 31.3°C | 16.7°C | 11 mm | 82% | 3 m/s | 5.5 |
| 1998 | 30.9°C | 26.0°C | 21.1°C | 33.3°C | 18.5°C | 2 mm | 77% | 3 m/s | 4.7 |
| 1997 | 29.8°C | 24.6°C | 19.4°C | 32.3°C | 16.0°C | 16 mm | 77% | 2.9 m/s | 5 |
| 1996 | 32.5°C | 26.4°C | 20.3°C | 33.6°C | 18.5°C | 5 mm | 66% | 3.5 m/s | 4.8 |
| 1995 | 31.8°C | 26.4°C | 20.9°C | 33.7°C | 17.1°C | 15 mm | 72% | 3.3 m/s | 4.6 |
| 1994 | 28.2°C | 24.1°C | 20.0°C | 29.7°C | 16.9°C | 19 mm | 85% | 2.8 m/s | 5 |
| 1993 | 29.4°C | 24.1°C | 18.8°C | 32.2°C | 16.9°C | 0 mm | 77% | 2.9 m/s | 5 |
| 1992 | 30.9°C | 25.1°C | 19.2°C | 33.3°C | 17.1°C | 3 mm | 69% | 3.4 m/s | 5.3 |
| 1991 🔥 | 33.1°C | 27.3°C | 21.4°C | 35.8°C | 18.8°C | 3 mm | 68% | 3.2 m/s | 4.8 |
| 1990 | 31.2°C | 25.2°C | 19.1°C | 33.6°C | 15.0°C | 74 mm | 71% | 3 m/s | 5.2 |
| 1989 | 33.2°C | 27.0°C | 20.8°C | 34.6°C | 17.5°C | 3 mm | 66% | 3.4 m/s | 4.5 |
| 1988 | 30.4°C | 25.0°C | 19.7°C | 32.9°C | 17.3°C | 1 mm | 76% | 3 m/s | 5.2 |
| 1987 | 32.1°C | 26.2°C | 20.4°C | 33.6°C | 17.4°C | 5 mm | 69% | 3.4 m/s | 5.1 |
| 1986 | 30.2°C | 25.6°C | 21.1°C | 33.1°C | 18.7°C | 40 mm | 76% | 3.3 m/s | 4.7 |
| 1985 | 29.7°C | 25.1°C | 20.6°C | 32.3°C | 17.8°C | 113 mm | 80% | 2.7 m/s | 4.7 |
| 1984 | 27.7°C | 24.4°C | 21.2°C | 29.0°C | 18.7°C | 93 mm | 87% | 2.8 m/s | 4.2 |
| 1983 | 32.4°C | 26.1°C | 19.7°C | 35.1°C | 17.4°C | 0 mm | 68% | 3.2 m/s | — |
| 1982 ❄️ | 28.6°C | 23.7°C | 18.7°C | 31.0°C | 17.3°C | 0 mm | 80% | 2.7 m/s | — |
| 1981 | 31.5°C | 25.7°C | 19.9°C | 33.2°C | 17.1°C | 37 mm | 71% | 2.9 m/s | — |
Actual recorded January data for each year, 1981–2025 — sourced from NASA POWER.
The average high in January is around 30.4°C with lows near 20.3°C (mean 25.4°C), based on 45 years of NASA POWER data.
January averages 23 mm of rainfall in Sivaganga, one of the drier months. The wettest on record was 228 mm in 2021.
The hottest January reached 35.8°C in 1991. The coldest dipped to 15°C in 1990.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average January temperatures have fallen by about 0.1°C — but days and nights have moved in opposite directions. Overnight lows rose from 20°C to 20.9°C while daytime highs eased from 30°C to 28.8°C, narrowing the gap between day and night.
January is one of the cooler months of the year in Sivaganga and one of the drier months, so plan for around 30.4°C daytime highs and 20.3°C at night.
Not quite — January is the 2nd coolest month in Sivaganga, averaging 25.4°C.
For January in Sivaganga, pack light, breathable clothing and sun protection, with typical highs of 30.4°C and lows of 20.3°C.
Relative humidity in January averages 76% — quite humid.
Average wind speed in January is 3 m/s. The windiest January on record averaged 3.5 m/s (1996).
The wettest January on record was 2021 with 228 mm. On average, January sees 23 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 Sivaganga 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.
