Bengaluru in Summer
In summer (June, July and August), Bengaluru sees average daytime highs around 28°C and overnight lows near 21°C, with 370 mm of rain over about 58 wet days across the season. It is the 3rd-warmest season and the wettest season of the year.
Over the season highs ease from about 30°C in early June to 27°C by late August. The sky is clear or mostly clear about 1% of the time across summer, and the air most often feels muggy.
Summer is Bengaluru's 3rd-best season to visit on our travel score. For the whole year in context, see Bengaluru's year-round climate.
- Avg daytime high
- 28°C
- 3rd-warmest season
- Avg overnight low
- 21°C
- Rainfall
- 370 mm
- 58 wet days
- Avg wind
- 16 km/h
- Travel score
- 4.5
- 3rd-best season
- Months
- Jun · Jul · Aug
Temperature in Bengaluru in Summer
Over the season highs ease from about 30°C in early June to 27°C by late August.
A typical summer day in Bengaluru reaches about 28°C and drops to 21°C overnight. The warmest of the three months is June, the coolest August.
How summer really feels in Bengaluru
Once humidity and wind are folded in, summer brings about 3 days that feel above 32°C and 0 that feel at or below 0°C.
The story in summer is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Bengaluru weather by month
How the three summer months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 28° / 16° | 4 | 1.1 | 11.3 | 7.8 |
| Feb | 30° / 18° | 6 | 1.1 | 11.6 | 6.4 |
| Mar | 32° / 20° | 15 | 2.3 | 11.9 | 4.7 |
| Apr | 33° / 22° | 44 | 7.5 | 12.3 | 3.7 |
| May | 32° / 22° | 123 | 15.9 | 12.6 | 3.5 |
| Jun | 29° / 21° | 120 | 18.6 | 12.7 | 4.2 |
| Jul | 27° / 21° | 129 | 20.6 | 12.7 | 4.5 |
| Aug | 27° / 20° | 122 | 18.9 | 12.4 | 4.7 |
| Sep | 28° / 20° | 121 | 16.7 | 12.1 | 5.0 |
| Oct | 27° / 20° | 138 | 16.9 | 11.7 | 5.2 |
| Nov | 27° / 18° | 62 | 9.1 | 11.4 | 6.6 |
| Dec | 26° / 17° | 23 | 3.2 | 11.3 | 7.7 |
Cloud cover in Summer
The sky is clear or mostly clear about 1% of the time across summer.
Chance of precipitation in Summer
Bengaluru gets around 370 mm of rain over 58 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 16 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 42 min in early June to 12 h 18 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 4.5 kWh/m².
Hazard calendar for Bengaluru
In summer, Bengaluru overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Bengaluru's rainy season runs May–October, when most of the year's rain falls.
Is summer a good time to visit Bengaluru?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a reasonable time to visit Bengaluru for sightseeing.
What to pack for Bengaluru in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Bengaluru sees daytime highs around 28°C and nights near 21°C. Pack light clothes and rain gear. Worth having: sun protection. About 58 days see rain.
UV index in Bengaluru in Summer
Clear-sky midday UV across summer averages around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Bengaluru peaks around July 22 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 8 (very high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 9 | 12 | 11 | 13 | 12 | 12 | 13 | 13 | 13 | 12 | 10 | 8 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 9 | Very high |
| Feb | 12 | Extreme |
| Mar | 11 | Extreme |
| Apr | 13 | Extreme |
| May | 12 | Extreme |
| Jun | 12 | Extreme |
| Jul | 13 | Extreme |
| Aug | 13 | Extreme |
| Sep | 13 | Extreme |
| Oct | 12 | Extreme |
| Nov | 10 | Very high |
| Dec | 8 | Very high |
Air quality in Bengaluru in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Bengaluru is worst in January — around 63 µg/m³ PM2.5 (unhealthy), about 2.8× the cleanest month (July, 22 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 63 | 57 | 57 | 51 | 48 | 27 | 22 | 26 | 33 | 61 | 58 | 60 |
| Level | Unhealthy | Unhealthy | Unhealthy | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Unhealthy | Unhealthy | Unhealthy |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 63 | Unhealthy |
| Feb | 57 | Unhealthy |
| Mar | 57 | Unhealthy |
| Apr | 51 | Poor |
| May | 48 | Poor |
| Jun | 27 | Moderate |
| Jul | 22 | Moderate |
| Aug | 26 | Moderate |
| Sep | 33 | Moderate |
| Oct | 61 | Unhealthy |
| Nov | 58 | Unhealthy |
| Dec | 60 | Unhealthy |
Where is Bengaluru?
Bengaluru sits at 13.0°N, 77.6°E, 920 m above sea level, in India. The nearest listed city is Mysore, 128 km away.
Topography around Bengaluru
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Bengaluru.
Within 3 km, the terrain around Bengaluru has only modest variations in elevation — a maximum elevation change of 63 m around an average of 910 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 204 m; within 80 km, large variations in elevation — a maximum elevation change of 1,116 m.
The land around Bengaluru is covered by artificial surfaces (71%) and trees (25%) within 3 km, artificial surfaces (60%) within 16 km, and cropland (54%) within 80 km.
India travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / D / M
- 230 V · 50 Hz
- Prices
- ≈ 23% of US
- price level, 2025
- GDP per capita
- $2,702
- 2025
- Happiness
- 4.5 / 10
- World Happiness, 2025
- Safe drinking water
- 76%
- of population, 2024
- Homicide rate
- 2.8
- per 100k, 2022
- Road deaths
- 15.6
- per 100k/yr, 2019
- Income group
- Lower middle
- World Bank
- English
- Low
- EF EPI 484
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Bengaluru (12.9719°, 77.5937°, elevation 920 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.