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Weather in Tamil Nadu for September 2025

Your guide to Tamil Nadu weather in September - trends and predictions
  • In general, the average temperature in Tamil Nadu at the beginning of September is 32 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 31.6 °C by the end of September.

  • Tamil Nadu experiences an exceptionally high level of rainfall in September, with more than 20 rainy days on average.

  • Is September a good time to visit Tamil Nadu? check out the best time to travel to Tamil Nadu page.

  • New! Chat with our AI weatherman - it’s amazing and free.
Average dry days
8
Dry days
Average rainy days
22
Rainy days
Average snowy days
0
Snow days
Average temperatures
32°/26°
Temperatures
Average wind speed
26 km/h
Avg max wind
Average humidity
69 %
Avg humidity

Tamil Nadu in September average weather

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Temperatures trend during September in Tamil Nadu

See the weather trend as well as the moving average line
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September weather day by day

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Date Weather Temperatures Rain UV More
1 Sept. Patchy rain possible
Patchy rain possible
32° /26° 0.9 mm 7
2 Sept. Thundery outbreaks possible
Thundery outbreaks possible
33° /26° 3.5 mm 7
3 Sept. Patchy rain possible
Patchy rain possible
33° /26° 2 mm 7
4 Sept. Light drizzle
Light drizzle
31° /27° 2.4 mm 7
5 Sept. Patchy rain possible
Patchy rain possible
31° /27° 1.1 mm 7
6 Sept. Patchy rain possible
Patchy rain possible
31° /27° 1.9 mm 7
7 Sept. Partly cloudy
Partly cloudy
33° /27° 0.8 mm 8
8 Sept. Partly cloudy
Partly cloudy
33° /27° 0.4 mm 8
9 Sept. Thundery outbreaks possible
Thundery outbreaks possible
33° /26° 0.6 mm 7
10 Sept. Light rain shower
Light rain shower
33° /27° 1.3 mm 7
11 Sept. Cloudy
Cloudy
31° /27° 1.9 mm 7
12 Sept. Cloudy
Cloudy
34° /27° 0.3 mm 7
13 Sept. Partly cloudy
Partly cloudy
33° /27° 0.3 mm 8
14 Sept. Thundery outbreaks possible
Thundery outbreaks possible
33° /27° 0.1 mm 7
15 Sept. Cloudy
Cloudy
34° /27° 0.2 mm 7
16 Sept. Light rain shower
Light rain shower
34° /27° 1.8 mm 7
17 Sept. Light drizzle
Light drizzle
33° /27° 1.3 mm 7
18 Sept. Patchy light drizzle
Patchy light drizzle
33° /27° 0.5 mm 7
19 Sept. Patchy rain possible
Patchy rain possible
33° /26° 1.4 mm 7
20 Sept. Partly cloudy
Partly cloudy
33° /27° 3.5 mm 8
21 Sept. Patchy light drizzle
Patchy light drizzle
32° /27° 0.9 mm 7
22 Sept. Patchy light drizzle
Patchy light drizzle
31° /25° 4.4 mm 7
23 Sept. Light rain shower
Light rain shower
33° /25° 10.2 mm 7
24 Sept. Patchy rain possible
Patchy rain possible
32° /25° 7.3 mm 7
25 Sept. Patchy rain possible
Patchy rain possible
32° /27° 4.7 mm 7
26 Sept. Light rain shower
Light rain shower
32° /26° 5.5 mm 8
27 Sept. Patchy rain possible
Patchy rain possible
31° /27° 3.1 mm 7
28 Sept. Patchy light drizzle
Patchy light drizzle
32° /26° 9.9 mm 7
29 Sept. Patchy light drizzle
Patchy light drizzle
31° /27° 2.2 mm 7
30 Sept. Patchy rain possible
Patchy rain possible
31° /26° 2 mm 8
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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.

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 26°, 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 94.9 mm spread over approximately 22 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 26 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Tamil Nadu in September?

As you prepare for your trip to Tamil Nadu in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Tamil Nadu, during September, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Lightweight Clothing: T-shirts, blouses, shorts, skirts
    • Rain Gear: Lightweight, waterproof clothing
  • Footwear
    • Waterproof Shoes
    • Sandals/Flip-flops: Comfortable for warm climates
  • Accessories
    • Sunglasses: For sun protection
    • Sun Hats: Wide-brimmed hats for sun protection in warm weather
    • Umbrellas/Raincoats: For rainy days
  • Personal Items
    • Sunscreen: High SPF for sunny destinations
    • Lip Balm with SPF: To protect against chapped lips

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 ☀️
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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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