Bengaluru climate — normals and trends
Bengaluru (India) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 23.5 °C and it receives 895 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is April (27.1 °C on average) and the coldest is December (20.7 °C). Rainfall peaks in July.
Bengaluru averages 0 frost days, 110 hot days (≥ 30 °C) and 130 rainy days per year.
Bengaluru has warmed by +1.3 °C between 1940 and 2025, or +0.15 °C per decade. This trend is statistically significant.
The hottest day of the period reached 38.2 °C (on 6 May 1960) and the coldest 8.9 °C (on 11 December 1981).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
BengaluruKarnataka
- coords
- 12.97°, 77.59°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
23.5°C
Average daily high
28.7°C
Average daily low
19.2°C
Annual rainfall
895mm
Sunshine / day
9.9h
Mean relative humidity
69%
Average peak wind
16.0km/h
Seasonal range
6.4°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
110 d/yr
Rainy days (≥ 1 mm)
130 d/yr
Annual snowfall
0.0 cm
Average feels-like high
30.0 °C
Average feels-like low
20.2 °C
Average peak gust
35.1 km/h
Tropical nights (≥ 20 °C)
154 d/yr
Solar radiation
19.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.3 °C
since 1940
+0.2 °C per decade · r² = 0.49 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
38.2 °C
6 May 1960
Coldest day
8.9 °C
11 December 1981
Wettest day
127 mm
16 November 2015
Windiest day
42.3 km/h
24 July 1989
Strongest gust
82.8 km/h
14 July 2022
Hottest feels-like
41.6 °C
1 May 2024
Coldest feels-like
5.8 °C
11 December 1981
Sunniest day
12.4 h
31 May 1952
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 27.2 °C | -0.4 °C | 5 mm | +0 mm |
| Feb | 30.8 °C | +0.7 °C | 0 mm | -4 mm |
| Mar | 32.6 °C | 0.0 °C | 20 mm | +9 mm |
| Apr | 32.1 °C | -1.3 °C | 72 mm | +30 mm |
| May | 29.6 °C | -2.3 °C | 203 mm | +85 mm |
| Jun | 28.3 °C | 0.0 °C | 98 mm | -14 mm |
| Jul | 26.7 °C | 0.0 °C | 150 mm | +10 mm |
| Aug | 26.9 °C | +0.3 °C | 213 mm | +84 mm |
| Sep | 27.2 °C | 0.0 °C | 67 mm | -50 mm |
| Oct | 27.2 °C | +0.1 °C | 157 mm | +23 mm |
| Nov | 26.5 °C | +0.2 °C | 34 mm | -29 mm |
| Dec | 25.9 °C | -0.3 °C | 14 mm | -6 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Bengaluru?
Bengaluru has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 23.5 °C and it receives 895 mm of precipitation per year.
What is the hottest day ever recorded in Bengaluru?
The hottest day measured in Bengaluru between 1940 and 2025 was 6 May 1960, reaching 38.2 °C.
What is the coldest day in Bengaluru?
The coldest day measured in Bengaluru between 1940 and 2025 was 11 December 1981, at 8.9 °C.
Does it snow in Bengaluru?
Almost never: Bengaluru sees virtually no snow, with about 0 frost days per year.
Has the climate of Bengaluru warmed?
Yes: Bengaluru warmed by +1.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Bengaluru?
The wettest day measured in Bengaluru between 1940 and 2025 was 16 November 2015, with 127 mm of rain in 24 hours.
What was the windiest day in Bengaluru?
The windiest day measured in Bengaluru between 1940 and 2025 was 24 July 1989, with winds reaching 42.3 km/h.
What is the warmest month in Bengaluru?
The warmest month in Bengaluru is April (27.1 °C on average); the coldest is December (20.7 °C).
How much does it rain in Bengaluru?
Bengaluru receives on average 895 mm of precipitation per year, spread over about 130 rainy days.
Is it sunny in Bengaluru?
Bengaluru gets on average 9.9 hours of sunshine per day, roughly 3,614 hours per year over 1940-2025.
Are there tropical nights in Bengaluru?
Yes: Bengaluru has on average 154 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Bengaluru?
In Bengaluru, between 1940 and 2025, the highest apparent temperature reached 41.6 °C on 1 May 2024, and the lowest was 5.8 °C on 11 December 1981.
Compare Bengaluru with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Bengaluru