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Bangalore in September: Weather, Average temperature and Climate

Discover the weather for Bangalore in September and if it’s a good time to travel (based on historical data).
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September

Weather in Bangalore in September 2025

OK Weather
Warm
🌧️
Rainy
September could be a good time to visit Bangalore, as the weather is generally fine. The average high temperature is around +82°F, and there are typically 0 sunny days in September. However, expect about 15 rainy days, and total monthly rainfall of approximately 123 mm. The weather is changeable so pack for every eventuality. Search flights in one click on Avionero.

Average weather

☀️
+82°F
Avg. max. temperature
+63°F
Min.
+91°F
Max.
123 mm
Total precipitation
78%
Avg. humidity
2 m/s
Avg. wind
0 ☀️
Sunny Days
7 ⛅️
Cloudy
15 🌦
Rainy
Our opinion: Bangalore has OK weather in September.
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Average temperature in Bangalore in September

Here are the expected maximum, average and minimum temperatures in Bangalore for September based on the historical data.
Last Year
Historical Data

The expected average maximum temperature in September is +84°F with a maximum of +86°F and a minimum of +68°F.

The average maximum temperature goes down 20% by the end of the month, compared with the beginning of the month, from +86°F to +82°F.

Is Bangalore warm or cold in September?

Bangalore is typically warm in September.

Maximum temperatures go up compared to the previous month from +81°F to +82°F. The minimum temperature also goes up from +68°F to +68°F.

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

Bangalore weather looks like this, on average, in September and the surrounding months.
AugustSeptemberOctober
Avg. temperature
+81°F+82°F+81°F
Min. temperature
+63°F+63°F+57°F
Max. temperature
+90°F+91°F+90°F
Rainfall
108 mm123 mm136 mm
Wind
3 m/s2 m/s1 m/s
Humidity
79%78%78%
Air pressure
1009 HPa1009 HPa1011 HPa
Sunny days
002
Cloudy days
677
Rainy days
211514
Snowy days
000

September weather is still as ok as in August. It’s getting warmer as September arrives. The average maximum temperature goes up from +81°F to +82°F 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

Wind speed in Bangalore in September based on historical data.
Last Year
Historical Data

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

Amount of rainfall in mm during September in Bangalore based on historical data.
Last Year
Historical Data
Total precipitation in September is about 71 mm, with a 70% chance of rain on a typical day. The maximum amount of rainfall per day is around 12 mm, which is considered light rain. September is a pretty wet month with over 21 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
September is one of the rainiest months in Bangalore, here is a comparison with other months, total mm:
Bangalore wettest month is October, where a typical day has a 45% chance of precipitation and 136 mm of rainfall per day. January, on the other hand, is the driest month with a mere 10% chance of precipitation and 4 mm of rainfall per day.

How was the weather last September in Bangalore?

This is the weather in Bangalore in September 2023:
1 September
☁️
+86°F
2 September
☁️
+84°F
3 September
☁️
+84°F
4 September
☁️
+80°F
5 September
☁️
+81°F
6 September
☁️
+82°F
7 September
☁️
+84°F
8 September
☁️
+82°F
9 September
☁️
+84°F
10 September
☁️
+84°F
11 September
☁️
+84°F
12 September
☁️
+85°F
13 September
☁️
+84°F
14 September
☁️
+83°F
15 September
☁️
+82°F
16 September
☁️
+83°F
17 September
☁️
+85°F
18 September
☁️
+84°F
19 September
☁️
+84°F
20 September
☁️
+83°F
21 September
☁️
+82°F
22 September
☁️
+84°F
23 September
☁️
+85°F
24 September
☁️
+85°F
25 September
☁️
+84°F
26 September
☁️
+84°F
27 September
☁️
+83°F
28 September
☁️
+82°F
29 September
☁️
+81°F
30 September
☁️
+82°F
In September 2023 Bangalore had 0 sunny days, 30 cloudy days, and 0 rainy days. The average maximum temperature was +84°F, with an absolute maximum of +86°F and a minimum of +81°F. The average humidity was 80%, with a maximum of 100% and a minimum of 54%. The average wind speed was 4 m/s, with a maximum of 8 m/s and a minimum of 0 m/s.
Are you planning a trip in September?

Climate Change Over the Years

This is how Bangalore climate has changed over the last 43 years.

The climate in Bangalore in September has not changed that much over the last 43 years.

The average temperature was the lowest in 1981 (+82°F) and the highest in 2014 (+86°F). The driest year was 2002 with only 570 mm of rainfall, and the wettest year was 2021 with 1205 mm.

FAQ

Frequently asked questions about the weather in Bangalore in September:

Is September a good time to visit Bangalore?

It’s always a good time to visit Bangalore, but the weather is changeable in September, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Bangalore in September?

September is warm in Bangalore. You may enjoy some beach or pool time in the day, but pack something a tad warmer for the evening.

Is Bangalore rainy in September?

Bangalore is often rainy in September. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Bangalore in September?

Usually, it’s not very sunny in Bangalore in September, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in India

Check out the weather for 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.