December is one of the cooler months of the year in Bangalore, with average highs near 27.3°C and lows around 14.9°C (mean 21.1°C). It is one of the drier months, averaging 22 mm of rainfall and 75% relative humidity across the period.
December is one of the cooler months of the year in Bangalore. Across 45 years of records, the warmest December in Bangalore was 2018 — when the month averaged 23.5°C — while the coldest was 1998 at 19.2°C. Typical December days reach 27.3°C with nights near 14.9°C. The long-term trend is warming, about 0.2°C per decade.
December is one of the drier months in Bangalore, averaging 22 mm of rainfall. The wettest December on record was 2024 with 101 mm, while the driest was 1990 at 1 mm.
Relative humidity in Bangalore during December averages 75%. The most humid December was 2005 at 85%, and the least humid was 2016 at 59%.
December receives about 4.7 kWh/m²/day of solar energy in Bangalore. The sunniest Decembers were 1985 and 2004 at 5.5 kWh/m²/day, and the cloudiest was 2024 at 4.
Average wind speed in Bangalore during December is 2.5 m/s. The windiest Decembers were 1983, 1990 and 1992, among others at 3 m/s, while the calmest were 2005, 2017 and 2021 at 2.1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 21.5°C | 20.4°C | 20.6°C | 21.8°C | 21.6°C | +0.1°C |
| Avg High | 27.8°C | 26.5°C | 27.0°C | 28.2°C | 27.1°C | -0.7°C |
| Avg Low | 15.2°C | 14.3°C | 14.1°C | 15.4°C | 16.0°C | +0.8°C |
| Avg Rain | 27 mm | 22 mm | 13 mm | 16 mm | 44 mm | +17 mm |
December temperatures in Bangalore have risen by about 0.3°C between 1981–1985 and 2021–2025.
December has ranged from a record low of 8.6°C (1996) to a record high of 33°C (2018).
Rainfall in December is one of the drier months, averaging 22 mm, with a wettest year of 101 mm.
One of the best times to visit Bangalore
December is one of the best times to visit Bangalore. Expect days averaging 27.3°C and nights around 14.9°C (mean 21.1°C) — cooler than Bangalore's yearly average — with low rainfall (22 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 | 28.7°C | 21.7°C | 14.8°C | 30.4°C | 12.2°C | 4 mm | 71% | 2.5 m/s | — |
| 2024 🌧️ | 27.2°C | 22.3°C | 17.4°C | 29.3°C | 11.6°C | 101 mm | 83% | 2.3 m/s | 4 |
| 2023 | 29.8°C | 23.4°C | 17.1°C | 31.3°C | 13.4°C | 17 mm | 72% | 2.7 m/s | 4.1 |
| 2022 | 25.8°C | 20.8°C | 15.7°C | 27.4°C | 10.3°C | 97 mm | 84% | 2.3 m/s | 4.3 |
| 2021 | 25.7°C | 20.6°C | 15.5°C | 27.4°C | 10.6°C | 14 mm | 83% | 2.1 m/s | 4.4 |
| 2020 | 25.7°C | 20.5°C | 15.3°C | 27.2°C | 12.0°C | 29 mm | 83% | 2.5 m/s | 4.4 |
| 2019 | 28.1°C | 22.5°C | 17.0°C | 31.5°C | 15.1°C | 13 mm | 78% | 2.7 m/s | 4.2 |
| 2018 🔥 | 30.6°C | 23.5°C | 16.5°C | 33.0°C | 12.7°C | 5 mm | 61% | 2.3 m/s | 4.6 |
| 2017 | 25.3°C | 19.8°C | 14.3°C | 26.9°C | 10.4°C | 13 mm | 81% | 2.1 m/s | 4.9 |
| 2016 | 29.8°C | 22.3°C | 14.8°C | 31.5°C | 11.5°C | 61 mm | 59% | 2.4 m/s | 4.8 |
| 2015 | 27.5°C | 21.6°C | 15.8°C | 28.8°C | 10.3°C | 10 mm | 78% | 2.4 m/s | 4.7 |
| 2014 | 29.0°C | 22.4°C | 15.7°C | 31.5°C | 11.8°C | 6 mm | 70% | 2.5 m/s | 4.4 |
| 2013 | 27.8°C | 20.9°C | 14.0°C | 29.6°C | 10.1°C | 2 mm | 70% | 2.6 m/s | 5.2 |
| 2012 | 29.7°C | 22.8°C | 16.0°C | 31.4°C | 13.7°C | 18 mm | 70% | 2.9 m/s | 5.1 |
| 2011 | 29.0°C | 21.8°C | 14.6°C | 30.9°C | 10.2°C | 10 mm | 67% | 2.8 m/s | 4.7 |
| 2010 | 25.3°C | 20.2°C | 15.2°C | 26.7°C | 9.7°C | 17 mm | 83% | 2.2 m/s | 4.3 |
| 2009 | 27.7°C | 22.0°C | 16.3°C | 30.3°C | 12.4°C | 21 mm | 76% | 2.6 m/s | 4.3 |
| 2008 | 25.5°C | 19.7°C | 13.8°C | 26.7°C | 9.7°C | 2 mm | 80% | 2.2 m/s | 5 |
| 2007 | 25.2°C | 20.0°C | 14.9°C | 27.6°C | 10.1°C | 44 mm | 81% | 2.6 m/s | 4.4 |
| 2006 | 28.6°C | 21.4°C | 14.2°C | 29.7°C | 10.5°C | 3 mm | 70% | 2.9 m/s | 5 |
| 2005 | 24.8°C | 19.6°C | 14.4°C | 26.6°C | 10.0°C | 20 mm | 85% | 2.1 m/s | 4.6 |
| 2004 | 27.5°C | 20.2°C | 12.9°C | 30.3°C | 10.0°C | 1 mm | 72% | 2.4 m/s | 5.5 |
| 2003 | 28.9°C | 21.7°C | 14.5°C | 31.2°C | 9.7°C | 4 mm | 68% | 2.5 m/s | 5.2 |
| 2002 | 29.2°C | 21.4°C | 13.5°C | 30.7°C | 9.6°C | 6 mm | 64% | 2.4 m/s | 5.2 |
| 2001 | 25.8°C | 19.8°C | 13.8°C | 27.7°C | 8.9°C | 15 mm | 78% | 2.6 m/s | 4.8 |
| 2000 | 26.7°C | 19.7°C | 12.7°C | 29.2°C | 8.9°C | 17 mm | 74% | 2.6 m/s | 5.2 |
| 1999 | 26.9°C | 20.4°C | 14.0°C | 28.5°C | 11.5°C | 7 mm | 73% | 2.4 m/s | 4.9 |
| 1998 ❄️ | 24.6°C | 19.2°C | 13.9°C | 26.3°C | 9.3°C | 31 mm | 83% | 2.3 m/s | 4.5 |
| 1997 | 26.6°C | 22.0°C | 17.4°C | 27.9°C | 13.6°C | 42 mm | 84% | 2.4 m/s | 4.3 |
| 1996 | 24.6°C | 19.4°C | 14.2°C | 26.7°C | 8.6°C | 48 mm | 81% | 2.6 m/s | 4.3 |
| 1995 | 26.8°C | 19.8°C | 12.8°C | 28.7°C | 10.3°C | 1 mm | 72% | 2.6 m/s | 5.4 |
| 1994 | 28.1°C | 20.7°C | 13.4°C | 29.5°C | 9.3°C | 13 mm | 70% | 2.5 m/s | 5.2 |
| 1993 | 25.5°C | 19.9°C | 14.4°C | 27.9°C | 10.9°C | 73 mm | 81% | 2.7 m/s | 4.2 |
| 1992 | 27.3°C | 20.3°C | 13.2°C | 29.1°C | 9.3°C | 4 mm | 72% | 3 m/s | 5 |
| 1991 | 24.9°C | 19.4°C | 13.9°C | 27.4°C | 11.2°C | 1 mm | 81% | 2.2 m/s | 4.7 |
| 1990 | 29.3°C | 22.5°C | 15.7°C | 31.8°C | 12.4°C | 1 mm | 67% | 3 m/s | 4.9 |
| 1989 | 27.5°C | 21.3°C | 15.2°C | 30.3°C | 11.7°C | 11 mm | 74% | 2.7 m/s | 4.9 |
| 1988 | 27.9°C | 21.2°C | 14.5°C | 29.6°C | 9.9°C | 25 mm | 70% | 2.7 m/s | 5.2 |
| 1987 | 27.5°C | 21.8°C | 16.1°C | 29.8°C | 11.6°C | 61 mm | 76% | 2.8 m/s | 4.2 |
| 1986 | 27.6°C | 21.8°C | 15.9°C | 29.5°C | 9.6°C | 15 mm | 76% | 2.6 m/s | 4.9 |
| 1985 | 28.9°C | 22.1°C | 15.3°C | 30.9°C | 11.3°C | 8 mm | 70% | 2.4 m/s | 5.5 |
| 1984 | 29.5°C | 21.8°C | 14.1°C | 30.9°C | 10.7°C | 16 mm | 64% | 2.5 m/s | 4.9 |
| 1983 | 28.0°C | 22.4°C | 16.8°C | 29.8°C | 13.8°C | 67 mm | 75% | 3 m/s | — |
| 1982 | 28.0°C | 21.3°C | 14.6°C | 29.5°C | 12.9°C | 2 mm | 70% | 3 m/s | — |
| 1981 | 25.3°C | 19.9°C | 14.6°C | 27.3°C | 9.2°C | 34 mm | 80% | 2.5 m/s | — |
Actual recorded December data for each year, 1981–2025 — sourced from NASA POWER.
The average high in December is around 27.3°C with lows near 14.9°C (mean 21.1°C), based on 45 years of NASA POWER data.
December averages 22 mm of rainfall in Bangalore, one of the drier months. The wettest on record was 101 mm in 2024.
The hottest December reached 33°C in 2018. The coldest dipped to 8.6°C in 1996.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average December temperatures have risen by about 0.3°C — but days and nights have moved in opposite directions. Overnight lows rose from 15.1°C to 16.1°C while daytime highs eased from 27.9°C to 27.4°C, narrowing the gap between day and night.
December is one of the cooler months of the year in Bangalore and one of the drier months, so plan for around 27.3°C daytime highs and 14.9°C at night.
Yes — December is the coldest month of the year in Bangalore, averaging 21.1°C.
For December in Bangalore, pack light layers you can adjust through the day, with typical highs of 27.3°C and lows of 14.9°C.
Relative humidity in December averages 75% — moderately humid.
Average wind speed in December is 2.5 m/s. The windiest December on record averaged 3 m/s (1982).
The wettest December on record was 2024 with 101 mm. On average, December sees 22 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 Bangalore behaves each December, 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 December specifically, along with year-by-year records and how the month has changed over the decades.
