January is one of the cooler months of the year in Vellore, with average highs near 29.1°C and lows around 17.4°C (mean 23.3°C). It is one of the drier months, averaging 17 mm of rainfall and 78% relative humidity across the period.
January is one of the cooler months of the year in Vellore. Across 45 years of records, the warmest January in Vellore was 1991 — when the month averaged 25.3°C — while the coldest was 1992 at 21.3°C. Typical January days reach 29.1°C with nights near 17.4°C. The long-term January temperature trend is broadly flat.
January is one of the drier months in Vellore, averaging 17 mm of rainfall. The wettest January on record was 1986 with 79 mm, while the driest were 1993, 2007 and 2013, among others at 0 mm.
Relative humidity in Vellore during January averages 78%. The most humid January was 2021 at 86%, and the least humid was 1983 at 68%.
January receives about 4.9 kWh/m²/day of solar energy in Vellore. The sunniest Januarys were 1999 and 2013 at 5.3 kWh/m²/day, and the cloudiest was 2021 at 4.1.
Average wind speed in Vellore during January is 2 m/s. The windiest January was 2014 at 2.5 m/s, while the calmest was 2016 at 1.5 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 23.3°C | 22.8°C | 23.4°C | 23.4°C | 23.3°C | 0°C |
| Avg High | 29.2°C | 28.7°C | 29.5°C | 29.4°C | 28.2°C | -1°C |
| Avg Low | 17.5°C | 16.9°C | 17.4°C | 17.4°C | 18.3°C | +0.8°C |
| Avg Rain | 27 mm | 13 mm | 13 mm | 9 mm | 29 mm | +2 mm |
January temperatures in Vellore have fallen by about 0.3°C between 1981–1985 and 2021–2025.
January has ranged from a record low of 12.3°C (1992) to a record high of 36.7°C (1983).
Rainfall in January is one of the drier months, averaging 17 mm, with a wettest year of 79 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 Vellore
January is one of the best times to visit Vellore. Expect days averaging 29.1°C and nights around 17.4°C (mean 23.3°C) — cooler than Vellore's yearly average — with low rainfall (17 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 | 27.3°C | 22.4°C | 17.5°C | 30.3°C | 14.7°C | 31 mm | 85% | 2 m/s | 4.4 |
| 2024 | 28.8°C | 23.9°C | 18.9°C | 31.2°C | 15.8°C | 35 mm | 82% | 2 m/s | 4.6 |
| 2023 | 27.8°C | 22.4°C | 17.0°C | 29.1°C | 13.4°C | 2 mm | 81% | 1.8 m/s | 4.9 |
| 2022 | 27.9°C | 23.3°C | 18.7°C | 30.8°C | 15.7°C | 13 mm | 85% | 1.7 m/s | 4.7 |
| 2021 | 27.6°C | 23.3°C | 19.0°C | 29.7°C | 16.7°C | 73 mm | 86% | 1.9 m/s | 4.1 |
| 2020 | 29.9°C | 24.3°C | 18.6°C | 33.3°C | 15.4°C | 20 mm | 79% | 1.8 m/s | 5.1 |
| 2019 | 30.5°C | 23.5°C | 16.6°C | 33.0°C | 13.9°C | 5 mm | 72% | 2.1 m/s | 5.2 |
| 2018 | 29.0°C | 22.9°C | 16.7°C | 30.8°C | 14.4°C | 1 mm | 77% | 1.8 m/s | 5 |
| 2017 | 30.7°C | 24.0°C | 17.4°C | 32.5°C | 14.8°C | 27 mm | 72% | 2.1 m/s | 4.8 |
| 2016 | 27.3°C | 22.2°C | 17.1°C | 29.6°C | 14.8°C | 1 mm | 82% | 1.5 m/s | 5 |
| 2015 | 29.4°C | 23.2°C | 17.0°C | 31.1°C | 13.9°C | 3 mm | 76% | 2 m/s | 4.7 |
| 2014 | 31.0°C | 24.6°C | 18.2°C | 32.5°C | 16.1°C | 0 mm | 70% | 2.5 m/s | 4.8 |
| 2013 | 30.7°C | 24.2°C | 17.7°C | 32.1°C | 15.3°C | 0 mm | 75% | 2.1 m/s | 5.3 |
| 2012 | 28.9°C | 23.1°C | 17.4°C | 30.4°C | 12.7°C | 12 mm | 79% | 1.7 m/s | 5.2 |
| 2011 | 27.6°C | 22.4°C | 17.2°C | 29.5°C | 13.9°C | 14 mm | 84% | 2.1 m/s | 5.1 |
| 2010 | 28.8°C | 23.5°C | 18.2°C | 30.3°C | 14.7°C | 23 mm | 81% | 2 m/s | 4.7 |
| 2009 | 28.2°C | 22.5°C | 16.7°C | 32.0°C | 14.1°C | 13 mm | 80% | 1.8 m/s | 5.2 |
| 2008 | 28.1°C | 22.4°C | 16.8°C | 32.1°C | 14.5°C | 42 mm | 83% | 1.8 m/s | 5.2 |
| 2007 | 29.4°C | 23.2°C | 16.9°C | 31.7°C | 14.4°C | 0 mm | 76% | 2 m/s | 4.8 |
| 2006 | 27.2°C | 21.8°C | 16.4°C | 29.5°C | 13.9°C | 3 mm | 82% | 1.8 m/s | 5.1 |
| 2005 | 30.1°C | 24.0°C | 17.9°C | 32.6°C | 14.5°C | 1 mm | 77% | 1.8 m/s | 4.9 |
| 2004 | 30.8°C | 24.3°C | 17.7°C | 33.1°C | 14.6°C | 13 mm | 72% | 2.1 m/s | 5.1 |
| 2003 | 30.6°C | 24.1°C | 17.6°C | 33.8°C | 14.9°C | 0 mm | 74% | 2.1 m/s | 4.9 |
| 2002 | 28.2°C | 23.2°C | 18.3°C | 32.3°C | 13.8°C | 59 mm | 84% | 2 m/s | 4.6 |
| 2001 | 30.9°C | 24.4°C | 17.8°C | 33.5°C | 14.1°C | 0 mm | 74% | 2.1 m/s | 4.7 |
| 2000 | 31.0°C | 24.3°C | 17.6°C | 33.4°C | 14.4°C | 3 mm | 74% | 2.2 m/s | 5 |
| 1999 | 28.3°C | 21.9°C | 15.5°C | 31.7°C | 13.9°C | 2 mm | 77% | 1.9 m/s | 5.3 |
| 1998 | 27.9°C | 23.1°C | 18.2°C | 29.6°C | 15.1°C | 0 mm | 85% | 1.7 m/s | 4.7 |
| 1997 | 26.6°C | 21.7°C | 16.7°C | 29.4°C | 12.4°C | 21 mm | 83% | 1.8 m/s | 4.7 |
| 1996 | 30.9°C | 24.0°C | 17.0°C | 32.6°C | 14.4°C | 3 mm | 71% | 2.2 m/s | 5 |
| 1995 | 27.3°C | 22.4°C | 17.4°C | 29.3°C | 13.1°C | 61 mm | 84% | 2.1 m/s | 4.3 |
| 1994 | 27.4°C | 22.4°C | 17.3°C | 30.4°C | 13.3°C | 2 mm | 84% | 1.9 m/s | 5 |
| 1993 | 29.9°C | 23.1°C | 16.2°C | 32.9°C | 14.1°C | 0 mm | 75% | 1.8 m/s | 5 |
| 1992 ❄️ | 27.4°C | 21.3°C | 15.2°C | 31.2°C | 12.3°C | 15 mm | 79% | 1.9 m/s | 5.1 |
| 1991 🔥 | 31.8°C | 25.3°C | 18.7°C | 34.9°C | 15.6°C | 1 mm | 72% | 2.2 m/s | 4.8 |
| 1990 | 29.9°C | 23.1°C | 16.4°C | 32.9°C | 13.4°C | 23 mm | 71% | 2 m/s | 5.1 |
| 1989 | 30.6°C | 23.7°C | 16.9°C | 32.7°C | 14.8°C | 7 mm | 74% | 2 m/s | 4.5 |
| 1988 | 28.3°C | 22.5°C | 16.7°C | 30.9°C | 14.5°C | 0 mm | 80% | 1.9 m/s | 5 |
| 1987 | 30.4°C | 24.1°C | 17.7°C | 32.4°C | 14.2°C | 10 mm | 74% | 2.3 m/s | 4.9 |
| 1986 🌧️ | 27.2°C | 22.5°C | 17.7°C | 30.5°C | 14.7°C | 79 mm | 84% | 2.2 m/s | 4.3 |
| 1985 | 29.2°C | 23.8°C | 18.5°C | 31.6°C | 15.1°C | 64 mm | 80% | 2 m/s | 5 |
| 1984 | 28.4°C | 23.7°C | 19.1°C | 30.5°C | 16.4°C | 27 mm | 83% | 2 m/s | 4.3 |
| 1983 | 31.7°C | 24.2°C | 16.8°C | 36.7°C | 14.7°C | 0 mm | 68% | 2 m/s | — |
| 1982 | 27.9°C | 22.2°C | 16.6°C | 29.7°C | 14.5°C | 2 mm | 80% | 1.8 m/s | — |
| 1981 | 28.8°C | 23.2°C | 17.5°C | 31.4°C | 15.0°C | 50 mm | 78% | 2 m/s | — |
Actual recorded January data for each year, 1981–2025 — sourced from NASA POWER.
The average high in January is around 29.1°C with lows near 17.4°C (mean 23.3°C), based on 45 years of NASA POWER data.
January averages 17 mm of rainfall in Vellore, one of the drier months. The wettest on record was 79 mm in 1986.
The hottest January reached 36.7°C in 1983. The coldest dipped to 12.3°C in 1992.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average January temperatures have fallen by about 0.3°C — but days and nights have moved in opposite directions. Overnight lows rose from 17.7°C to 18.2°C while daytime highs eased from 29.2°C to 27.9°C, narrowing the gap between day and night.
January is one of the cooler months of the year in Vellore and one of the drier months, so plan for around 29.1°C daytime highs and 17.4°C at night.
Not quite — January is the 2nd coolest month in Vellore, averaging 23.3°C.
For January in Vellore, pack light layers you can adjust through the day, with typical highs of 29.1°C and lows of 17.4°C.
Relative humidity in January averages 78% — quite humid.
Average wind speed in January is 2 m/s. The windiest January on record averaged 2.5 m/s (2014).
The wettest January on record was 1986 with 79 mm. On average, January sees 17 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 Vellore 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.
