Weather in Bangalore in September 2025
Average weather
Average temperature in Bangalore in September
The temperature in September is +29°C on average, with a range between a maximum of +30°C during the day and a minimum of +20°C at night.
The average maximum temperature goes down 20% by the end of the month, compared with the beginning of the month, from +30°C to +28°C.
Is Bangalore warm or cold in September?
Bangalore is typically warm in September.
Maximum temperatures go up compared to the previous month from +27°C to +28°C. The minimum temperature also goes up from +20°C to +20°C.
It’s generally warm, but pack a long-sleeve shirt for evenings.
Take a look at how September is compared to other months in Bangalore:
Climate in Bangalore in September
| August | September | October | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +27°C | +28°C | +27°C | ||||
| Min. temperature | ||||||
| +17°C | +17°C | +14°C | ||||
| Max. temperature | ||||||
| +32°C | +33°C | +32°C | ||||
| Rainfall | ||||||
| 108 mm | 123 mm | 136 mm | ||||
| Wind | ||||||
| 3 m/s | 2 m/s | 1 m/s | ||||
| Humidity | ||||||
| 79% | 78% | 78% | ||||
| Air pressure | ||||||
| 1009 HPa | 1009 HPa | 1011 HPa | ||||
| Sunny days | ||||||
| 0 | 0 | 2 | ||||
| Cloudy days | ||||||
| 6 | 7 | 7 | ||||
| Rainy days | ||||||
| 21 | 15 | 14 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
September weather is still as ok as in August. It’s getting warmer as September arrives. The average maximum temperature goes up from +27°C to +28°C during the day. Prepare for more rain. Average rainfall goes from 108 mm to 123 mm. It feels drier, as humidity decreases from 79% to 78%. Winds are calmer in comparison to August, going down from 3 m/s to 2 m/s on average. The amount of sunny days stay about the same, averaging 0 sunny days during the month.
October brings much the same weather, it remains ok.
Wind
The average wind speed is 4 m/s getting up to 5 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Bangalore is gradually increasing during September, going from 2 m/s to 5 m/s over the course of the month.
Rain
How was the weather last September in Bangalore?
Climate Change over Years
The climate in Bangalore in September has not changed much over the last 43 years.
The average temperature was the lowest in 1981 (+28°C) and the highest in 2014 (+30°C). The driest year was 2002 with only 570 mm of rainfall, and the wettest year was 2021 with 1205 mm.
FAQ
Is September a good time to visit Bangalore?
Can you sunbathe in Bangalore in September?
Is Bangalore rainy in September?
Is it sunny in Bangalore in September?
Other cities in India
Monthly weather in Bangalore
Source of the data
For this page, we’ve looked at the typical weather in Bangalore, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.