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Coimbatore in September: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Coimbatore in September will be like? Take a look at our weather guide for Coimbatore, based on historical data.
Check flight prices to Coimbatore on Avionero:
September

Weather in Coimbatore in September 2025

OK Weather
Warm
🌧️
Rainy
If you plan to visit Coimbatore in September, the weather is typically alright, with an average high temperature of +29°C during the day and approximately 1 sunny days. Expect some rainy, though, as there are typically 21 rainy days in the month and around 74 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flights in one click on Avionero.

Average weather

☀️
+29°C
Avg. max. temperature
+18°C
Min.
+33°C
Max.
74 mm
Total precipitation
78%
Avg. humidity
3 m/s
Avg. wind
1 ☀️
Sunny Days
6 ⛅️
Cloudy
21 🌦
Rainy
Our opinion: Coimbatore has OK weather in September.

Average temperature in Coimbatore in September

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

Going from a maximum of +32°C during the day to a minimum of +22°C during the night, the temperature in September averages around +29°C.

The average maximum temperature goes down 50% by the end of the month, compared with the beginning of the month, from +32°C to +27°C.

Is Coimbatore warm or cold in September?

Coimbatore is typically warm in September.

Maximum temperatures go up compared to the previous month from +28°C to +29°C. The minimum temperature also goes up from +22°C to +22°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 Coimbatore:

Climate in Coimbatore in September

Coimbatore weather looks like this, on average, in September and the surrounding months.
AugustSeptemberOctober
Avg. temperature
+28°C+29°C+29°C
Min. temperature
+18°C+18°C+16°C
Max. temperature
+33°C+33°C+33°C
Rainfall
79 mm74 mm131 mm
Wind
3 m/s3 m/s1 m/s
Humidity
80%78%78%
Air pressure
1008 HPa1009 HPa1010 HPa
Sunny days
011
Cloudy days
764
Rainy days
222121
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 +28°C to +29°C during the day. As September arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 79 mm to 74 mm. It feels drier, as humidity decreases from 80% to 78%. The average wind speed doesn’t change much during September, staying around 3 m/s. The good news is there are likely to be more sunny days in September, from 0 to 1.

October brings much the same weather, it remains ok.

Wind

Wind speed in Coimbatore 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 Coimbatore is gradually increasing during September, going from 3 m/s to 5 m/s over the course of the month.

Rain

Amount of rainfall in mm during September in Coimbatore based on historical data.
Last Year
Historical Data
Typically, there is a 83% chance of rain on an average day in September, with total rainfall of approximately 128 mm. The maximum amount of rainfall per day is around 29 mm, which is moderate rain. September is a pretty wet month with over 25 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
Here’s how September is compared with other months in the amount of precipitation, total mm:
Coimbatore wettest month is October, where a typical day has a 68% chance of precipitation and 131 mm of rainfall per day. January, on the other hand, is the driest month with a mere 19% chance of precipitation and 9 mm of rainfall per day.

How was the weather last September in Coimbatore?

This is the weather in Coimbatore in September 2024:
1 September
🌫️
+32°C
2 September
🌫️
+30°C
3 September
🌫️
+30°C
4 September
🌧️
+29°C
5 September
🌧️
+27°C
6 September
🌧️
+28°C
7 September
🌫️
+26°C
8 September
☁️
+28°C
9 September
☁️
+29°C
10 September
🌫️
+28°C
11 September
🌫️
+28°C
12 September
☁️
+30°C
13 September
☁️
+30°C
14 September
☁️
+28°C
15 September
🌫️
+28°C
16 September
☁️
+28°C
17 September
🌧️
+28°C
18 September
☁️
+29°C
19 September
☁️
+30°C
20 September
☁️
+30°C
21 September
☁️
+30°C
22 September
🌫️
+30°C
23 September
🌫️
+30°C
24 September
🌫️
+29°C
25 September
☁️
+30°C
26 September
☁️
+28°C
27 September
☁️
+29°C
28 September
🌧️
+28°C
29 September
🌧️
+26°C
30 September
🌧️
+27°C
In September 2024 Coimbatore had 0 sunny days, 13 cloudy days, and 7 rainy days. The average maximum temperature was +29°C, with an absolute maximum of +32°C and a minimum of +26°C. The average humidity was 80%, with a maximum of 100% and a minimum of 43%. The average wind speed was 4 m/s, with a maximum of 9 m/s and a minimum of 0 m/s.
Are you planning a trip in September?

Climate Change over Years

This is how Coimbatore climate have been changing during last 43 years period.

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

The average temperature was the lowest in 1979 (+29°C) and the highest in 2016 (+31°C). The driest year was 2016 with only 421 mm of rainfall, and the wettest year was 1996 with 1032 mm.

FAQ

Frequently asked questions about the weather in Coimbatore in September:

Is September a good time to visit Coimbatore?

It’s always a good time to visit Coimbatore, 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 Coimbatore in September?

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

Is Coimbatore rainy in September?

Coimbatore 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 Coimbatore in September?

Usually, it’s not very sunny in Coimbatore 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 Coimbatore

Source of the data

For this page, we’ve looked at the typical weather in Coimbatore, 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.