January is one of the cooler months of the year in Nellore, with average highs near 27.7°C and lows around 21.3°C (mean 24.5°C). It is one of the drier months, averaging 18 mm of rainfall and 76% relative humidity across the period.
January is one of the cooler months of the year in Nellore. Across 45 years of records, the warmest Januarys in Nellore were 1991 and 2013 — when the month averaged 25.4°C — while the coldest was 1992 at 22.8°C. Typical January days reach 27.7°C with nights near 21.3°C. The long-term January temperature trend is broadly flat.
January is one of the drier months in Nellore, averaging 18 mm of rainfall. The wettest January on record was 1986 with 147 mm, while the driest were 2001, 2007 and 2013, among others at 0 mm.
Relative humidity in Nellore during January averages 76%. The most humid January was 2002 at 81%, and the least humid was 1990 at 66%.
January receives about 4.9 kWh/m²/day of solar energy in Nellore. The sunniest Januarys were 1990, 1992 and 1999 at 5.3 kWh/m²/day, and the cloudiest were 1986, 1995 and 2021, among others at 4.4.
Average wind speed in Nellore during January is 2.6 m/s. The windiest Januarys were 1984, 1986 and 1987 at 3.2 m/s, while the calmest was 2016 at 2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 24.5°C | 24.2°C | 24.5°C | 24.7°C | 24.7°C | +0.2°C |
| Avg High | 27.7°C | 27.6°C | 27.8°C | 27.9°C | 27.5°C | -0.2°C |
| Avg Low | 21.4°C | 20.8°C | 21.1°C | 21.4°C | 22.0°C | +0.6°C |
| Avg Rain | 31 mm | 15 mm | 14 mm | 6 mm | 26 mm | -5 mm |
January temperatures in Nellore have stayed relatively stable across the record.
January has ranged from a record low of 16.5°C (1997) to a record high of 32.8°C (1983).
Rainfall in January is one of the drier months, averaging 18 mm, with a wettest year of 147 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 Nellore
January is one of the best times to visit Nellore. Expect days averaging 27.7°C and nights around 21.3°C (mean 24.5°C) — cooler than Nellore's yearly average — with low rainfall (18 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 | 26.9°C | 24.2°C | 21.5°C | 28.9°C | 19.0°C | 10 mm | 80% | 2.5 m/s | 4.6 |
| 2024 | 27.7°C | 25.0°C | 22.4°C | 29.0°C | 21.3°C | 5 mm | 80% | 2.8 m/s | 4.5 |
| 2023 | 27.2°C | 24.3°C | 21.4°C | 28.1°C | 18.7°C | 2 mm | 77% | 2.4 m/s | 5 |
| 2022 | 27.3°C | 24.6°C | 22.0°C | 29.2°C | 20.1°C | 48 mm | 81% | 2.6 m/s | 4.5 |
| 2021 | 27.5°C | 24.9°C | 22.3°C | 29.6°C | 20.5°C | 53 mm | 81% | 2.3 m/s | 4.4 |
| 2020 | 28.2°C | 25.3°C | 22.3°C | 30.6°C | 20.3°C | 40 mm | 78% | 2.7 m/s | 4.8 |
| 2019 | 28.3°C | 24.6°C | 20.9°C | 30.2°C | 18.9°C | 7 mm | 72% | 2.6 m/s | 4.8 |
| 2018 | 28.7°C | 25.0°C | 21.4°C | 29.9°C | 19.7°C | 0 mm | 71% | 2.3 m/s | 5 |
| 2017 | 29.0°C | 25.3°C | 21.6°C | 30.2°C | 20.4°C | 3 mm | 71% | 2.6 m/s | 4.8 |
| 2016 | 27.1°C | 24.2°C | 21.2°C | 29.0°C | 19.4°C | 9 mm | 76% | 2 m/s | 4.8 |
| 2015 | 27.5°C | 24.3°C | 21.1°C | 28.6°C | 17.7°C | 1 mm | 74% | 2.4 m/s | 4.8 |
| 2014 | 28.2°C | 25.0°C | 21.7°C | 28.9°C | 20.9°C | 0 mm | 73% | 3.1 m/s | 4.8 |
| 2013 | 29.0°C | 25.4°C | 21.8°C | 29.8°C | 19.4°C | 0 mm | 74% | 2.6 m/s | 5.1 |
| 2012 | 27.3°C | 24.0°C | 20.7°C | 28.8°C | 17.8°C | 31 mm | 80% | 2.5 m/s | 5.2 |
| 2011 | 26.9°C | 24.1°C | 21.2°C | 28.0°C | 18.5°C | 4 mm | 79% | 2.8 m/s | 5.1 |
| 2010 | 27.3°C | 24.6°C | 22.0°C | 28.4°C | 20.0°C | 9 mm | 79% | 2.5 m/s | 4.5 |
| 2009 | 27.5°C | 24.2°C | 20.9°C | 29.8°C | 19.1°C | 3 mm | 76% | 2.4 m/s | 5.1 |
| 2008 | 27.5°C | 24.1°C | 20.6°C | 31.5°C | 18.5°C | 8 mm | 79% | 2.6 m/s | 5.2 |
| 2007 | 27.3°C | 24.2°C | 21.0°C | 28.7°C | 19.4°C | 0 mm | 76% | 2.2 m/s | 4.9 |
| 2006 | 27.0°C | 23.8°C | 20.6°C | 29.4°C | 18.0°C | 1 mm | 76% | 2.3 m/s | 5.1 |
| 2005 | 28.4°C | 25.0°C | 21.7°C | 30.2°C | 19.0°C | 2 mm | 77% | 2.7 m/s | 4.8 |
| 2004 | 28.3°C | 24.9°C | 21.5°C | 30.0°C | 19.5°C | 8 mm | 72% | 3 m/s | 5 |
| 2003 | 27.8°C | 24.3°C | 20.9°C | 29.7°C | 18.6°C | 1 mm | 77% | 2.7 m/s | 4.9 |
| 2002 | 27.0°C | 24.2°C | 21.5°C | 29.7°C | 18.5°C | 119 mm | 81% | 2.9 m/s | 4.6 |
| 2001 | 28.3°C | 24.7°C | 21.1°C | 30.5°C | 19.1°C | 0 mm | 76% | 2.5 m/s | 4.8 |
| 2000 | 29.2°C | 25.2°C | 21.2°C | 31.3°C | 19.3°C | 0 mm | 74% | 2.9 m/s | 5.2 |
| 1999 | 27.7°C | 24.1°C | 20.6°C | 30.3°C | 18.8°C | 1 mm | 72% | 2.5 m/s | 5.3 |
| 1998 | 27.7°C | 24.9°C | 22.1°C | 29.0°C | 20.2°C | 2 mm | 80% | 2.7 m/s | 4.8 |
| 1997 | 26.2°C | 23.4°C | 20.7°C | 28.3°C | 16.5°C | 46 mm | 78% | 2.6 m/s | 4.7 |
| 1996 | 28.9°C | 25.1°C | 21.3°C | 30.1°C | 19.5°C | 1 mm | 71% | 2.8 m/s | 5.1 |
| 1995 | 26.1°C | 23.5°C | 21.0°C | 27.8°C | 19.0°C | 81 mm | 81% | 2.8 m/s | 4.4 |
| 1994 | 26.9°C | 23.9°C | 20.9°C | 28.2°C | 17.2°C | 3 mm | 81% | 2.6 m/s | 5 |
| 1993 | 27.7°C | 23.7°C | 19.8°C | 30.0°C | 17.6°C | 0 mm | 78% | 2.2 m/s | 5.2 |
| 1992 ❄️ | 26.0°C | 22.8°C | 19.6°C | 27.9°C | 17.1°C | 18 mm | 75% | 2.2 m/s | 5.3 |
| 1991 🔥 | 29.2°C | 25.4°C | 21.5°C | 32.2°C | 19.5°C | 1 mm | 74% | 2.8 m/s | 5.1 |
| 1990 | 29.5°C | 25.0°C | 20.5°C | 31.2°C | 18.3°C | 2 mm | 66% | 2.5 m/s | 5.3 |
| 1989 | 28.9°C | 24.9°C | 20.9°C | 30.3°C | 19.1°C | 2 mm | 72% | 2.7 m/s | 4.8 |
| 1988 | 27.4°C | 24.3°C | 21.1°C | 29.4°C | 19.2°C | 0 mm | 76% | 2.3 m/s | 5.1 |
| 1987 | 28.6°C | 25.2°C | 21.9°C | 29.7°C | 19.8°C | 10 mm | 72% | 3.2 m/s | 4.9 |
| 1986 🌧️ | 26.1°C | 23.7°C | 21.3°C | 27.3°C | 19.5°C | 147 mm | 80% | 3.2 m/s | 4.4 |
| 1985 | 27.2°C | 24.5°C | 21.8°C | 28.3°C | 19.8°C | 61 mm | 80% | 2.7 m/s | 5 |
| 1984 | 28.2°C | 25.3°C | 22.4°C | 29.8°C | 21.3°C | 20 mm | 77% | 3.2 m/s | 4.4 |
| 1983 | 29.1°C | 25.1°C | 21.0°C | 32.8°C | 18.9°C | 0 mm | 69% | 2.7 m/s | — |
| 1982 | 26.7°C | 23.7°C | 20.7°C | 28.0°C | 19.7°C | 3 mm | 78% | 2.6 m/s | — |
| 1981 | 27.3°C | 24.2°C | 21.1°C | 29.4°C | 19.0°C | 38 mm | 78% | 3 m/s | — |
Actual recorded January data for each year, 1981–2025 — sourced from NASA POWER.
The average high in January is around 27.7°C with lows near 21.3°C (mean 24.5°C), based on 45 years of NASA POWER data.
January averages 18 mm of rainfall in Nellore, one of the drier months. The wettest on record was 147 mm in 1986.
The hottest January reached 32.8°C in 1983. The coldest dipped to 16.5°C in 1997.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average January temperatures have held steady by about 0°C — but days and nights have moved in opposite directions. Overnight lows rose from 21.4°C to 21.9°C while daytime highs eased from 27.7°C to 27.3°C, narrowing the gap between day and night.
January is one of the cooler months of the year in Nellore and one of the drier months, so plan for around 27.7°C daytime highs and 21.3°C at night.
Yes — January is the coldest month of the year in Nellore, averaging 24.5°C.
For January in Nellore, pack light layers you can adjust through the day, with typical highs of 27.7°C and lows of 21.3°C.
Relative humidity in January averages 76% — quite humid.
Average wind speed in January is 2.6 m/s. The windiest January on record averaged 3.2 m/s (1984).
The wettest January on record was 1986 with 147 mm. On average, January sees 18 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 Nellore 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.
