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Weather in Tamil Nadu for September 2025

Your guide to Tamil Nadu weather in September - trends and predictions

    Temperatures

  • Until now, September 2025 in Tamil Nadu has been nearly identical to the historical average, with a temperature of 32.4 °C (showing only a slight deviation of -0.3 °C).

  • The forecast for the next days in Tamil Nadu predicts temperatures to be around 33 °C, close to the historical average.

  • In general, the average temperature in Tamil Nadu at the beginning of September is 32.4 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 33.1 °C by the end of September.

    • Rain 🌧️

  • Tamil Nadu in September brings notable rainfall, with an average of 20 rainy days and a total precipitation of 76.2 mm.

Average dry days
10
Dry days
Average rainy days
20
Rainy days
Average snowy days
0
Snow days
Average temperatures
32°/27°
Temperatures
Average wind speed
24 km/h
Avg max wind
Average humidity
67 %
Avg humidity

Tamil Nadu Weather September

Move between months or click on a day
August
October
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Patchy rain possible
32°
2
Thundery outbreaks possible
34°
3
Patchy rain possible
32°
4
Light drizzle
32°
5
Patchy rain possible
32°
6
Patchy rain possible
32°
7
Patchy rain possible
33°
8
Partly cloudy
33°
9
Thundery outbreaks possible
33°
10
Light rain shower
33°
11
Cloudy
32°
12
Cloudy
33°
13
Partly cloudy
33°
14
Thundery outbreaks possible
33°
15
Cloudy
33°
16
Light rain shower
34°
17
Moderate rain
31°
18
Moderate rain
33°
19
Moderate rain
31°
20
Patchy rain possible
34°
21
Partly cloudy
33°
22
Partly cloudy
33°
23
Patchy rain possible
33°
24
Partly cloudy
33°
25
Patchy rain possible
34°
26
Partly cloudy
33°
27
Patchy rain possible
33°
28
Patchy rain possible
34°
29
Patchy rain possible
33°
30
Patchy rain possible
32°

What’s the Weather Like in Tamil Nadu This September?

Discover the average temperatures and weather trends across Tamil Nadu’s cities this September.
Patchy rain possibleChennai32 °C / 27 °CPatchy rain possibleCoimbatore31 °C / 22 °CPatchy rain possibleMadurai36 °C / 26 °CPatchy rain possibleKallakurichi34 °C / 25 °CPatchy rain possibleOoty23 °C / 14 °CMore Locations

Temperatures trend during September in Tamil Nadu

See the weather trend as well as the moving average line

September weather in Tamil Nadu day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Patchy rain possible
Patchy rain possible
 32° /26° 0.6 mm 7
2 Sept. Thundery outbreaks possible
Thundery outbreaks possible
 34° /26° 2.4 mm 7
3 Sept. Patchy rain possible
Patchy rain possible
 32° /26° 2.3 mm 7
4 Sept. Light drizzle
Light drizzle
 32° /27° 1.8 mm 7
5 Sept. Patchy rain possible
Patchy rain possible
 32° /27° 0.8 mm 7
6 Sept. Patchy rain possible
Patchy rain possible
 32° /27° 1.5 mm 7
7 Sept. Patchy rain possible
Patchy rain possible
 33° /27° 1.6 mm 7
8 Sept. Partly cloudy
Partly cloudy
 33° /27° 0.2 mm 8
9 Sept. Thundery outbreaks possible
Thundery outbreaks possible
 33° /27° 0.9 mm 7
10 Sept. Light rain shower
Light rain shower
 33° /26° 1.7 mm 7
11 Sept. Cloudy
Cloudy
 32° /26° 2.5 mm 7
12 Sept. Cloudy
Cloudy
 33° /27° 2 mm 7
13 Sept. Partly cloudy
Partly cloudy
 33° /27° 0.7 mm 7
14 Sept. Thundery outbreaks possible
Thundery outbreaks possible
 33° /27° 1.3 mm 7
15 Sept. Cloudy
Cloudy
 33° /27° 1.1 mm 7
16 Sept. Light rain shower
Light rain shower
 34° /27° 1.8 mm 7
17 Sept. Moderate rain
Moderate rain
 31° /28° 6.1 mm 2.4
18 Sept. Moderate rain
Moderate rain
 33° /27° 6.2 mm 2.7
19 Sept. Moderate rain
Moderate rain
 31° /27° 6.4 mm 1.6
20 Sept. Patchy rain possible
Patchy rain possible
 34° /27° 0.8 mm 2.9
21 Sept. Partly cloudy
Partly cloudy
 33° /29° 0.1 mm 8
22 Sept. Partly cloudy
Partly cloudy
 33° /29° 0.1 mm 8
23 Sept. Patchy rain possible
Patchy rain possible
 33° /29° 0.2 mm 7
24 Sept. Partly cloudy
Partly cloudy
 33° /28° 0 mm 8
25 Sept. Patchy rain possible
Patchy rain possible
 34° /28° 0.3 mm 7
26 Sept. Partly cloudy
Partly cloudy
 33° /28° 0 mm 8
27 Sept. Patchy rain possible
Patchy rain possible
 33° /28° 0.1 mm 7
28 Sept. Patchy rain possible
Patchy rain possible
 34° /28° 0.2 mm 7
29 Sept. Patchy rain possible
Patchy rain possible
 33° /27° 0.7 mm 6
30 Sept. Patchy rain possible
Patchy rain possible
 32° /27° 0.7 mm 6
Next
Important Notice
Our weather forecast for Tamil Nadu in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Tamil Nadu forecast closer to your planned date for the most up-to-date weather information.
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Tamil Nadu in September - FAQ

What are the expected maximum and minimum temperatures in Tamil Nadu during September?
During September, expect a variety of temperatures with highs around 32° and lows near 27°, suitable for diverse activities and preferences.
How much rainfall should be expected in Tamil Nadu during September?
Moderate rainfall is anticipated in Tamil Nadu during September, with a total of 76.2 mm spread over approximately 20 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Tamil Nadu during September?
The average wind speed in Tamil Nadu during September is 24 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Tamil Nadu

Explore the daily rainfall trends and prepare for Tamil Nadus September weather 💧

UV exposure in Tamil Nadu during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Provinces in Tamil Nadu
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ChennaiCoimbatoreMaduraiNilgirisVillupuram
Top locations in Tamil Nadu
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ChennaiCoimbatoreKallakurichiMaduraiOoty
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Location coordinates Where is Tamil Nadu?

Get accurate weather forecasts for Tamil Nadu, located at latitude 13.088 and longitude 80.278. Stay updated with localized weather information tailored for Tamil Nadu.

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