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Weather in Chattogram for September 2025

Your guide to Chattogram weather in September - trends and predictions
  • In general, the average temperature in Chattogram at the beginning of September is 29.1 °C. As the month progressed, temperatures tended to remain steady, reaching an average of 29.1 °C by the end of September.

  • Chattogram experiences an exceptionally high level of rainfall in September, with more than 24 rainy days on average.

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

  • New! Chat with our AI weatherman - it’s amazing and free.
Average dry days
4
Dry days
Average rainy days
26
Rainy days
Average snowy days
0
Snow days
Average temperatures
29°/25°
Temperatures
Average wind speed
19 km/h
Avg max wind
Average humidity
84 %
Avg humidity

Chattogram in September average weather

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Temperatures trend during September in Chattogram

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. Moderate or heavy rain shower
Moderate or heavy rain shower
29° /25° 8.2 mm 6
2 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
29° /26° 3 mm 6
3 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
30° /25° 11.1 mm 7
4 Sept. Light rain shower
Light rain shower
29° /26° 4.6 mm 6
5 Sept. Light rain shower
Light rain shower
29° /26° 5.6 mm 6
6 Sept. Torrential rain shower
Torrential rain shower
30° /26° 24.5 mm 7
7 Sept. Light rain shower
Light rain shower
28° /25° 27.1 mm 7
8 Sept. Light rain shower
Light rain shower
29° /26° 5.9 mm 7
9 Sept. Light rain shower
Light rain shower
30° /25° 2.3 mm 7
10 Sept. Light rain shower
Light rain shower
29° /25° 5.7 mm 6
11 Sept. Patchy light rain with thunder
Patchy light rain with thunder
29° /25° 11.9 mm 6
12 Sept. Partly cloudy
Partly cloudy
29° /25° 11.7 mm 7
13 Sept. Cloudy
Cloudy
28° /25° 15 mm 6
14 Sept. Cloudy
Cloudy
28° /25° 30.3 mm 7
15 Sept. Thundery outbreaks possible
Thundery outbreaks possible
29° /25° 2.4 mm 6
16 Sept. Partly cloudy
Partly cloudy
29° /25° 4.3 mm 7
17 Sept. Patchy rain possible
Patchy rain possible
29° /25° 0.9 mm 6
18 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
28° /25° 20.3 mm 6
19 Sept. Patchy light rain with thunder
Patchy light rain with thunder
30° /25° 7.8 mm 7
20 Sept. Patchy light rain with thunder
Patchy light rain with thunder
30° /26° 5.8 mm 7
21 Sept. Light rain shower
Light rain shower
30° /25° 8.9 mm 7
22 Sept. Patchy light rain with thunder
Patchy light rain with thunder
30° /25° 15.1 mm 7
23 Sept. Patchy rain possible
Patchy rain possible
29° /25° 4.7 mm 6
24 Sept. Patchy rain possible
Patchy rain possible
29° /25° 7.4 mm 6
25 Sept. Patchy rain possible
Patchy rain possible
28° /25° 7.1 mm 6
26 Sept. Patchy rain possible
Patchy rain possible
30° /25° 6.4 mm 6
27 Sept. Light rain shower
Light rain shower
29° /25° 5.7 mm 6
28 Sept. Patchy light rain with thunder
Patchy light rain with thunder
30° /26° 6.3 mm 7
29 Sept. Light rain shower
Light rain shower
29° /25° 12.3 mm 6
30 Sept. Light rain shower
Light rain shower
29° /26° 8.8 mm 6
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Important Notice
Our weather forecast for Chattogram 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 Chattogram forecast closer to your planned date for the most up-to-date weather information.

Chattogram in September - FAQ

What are the expected maximum and minimum temperatures in Chattogram during September?
During September, expect a variety of temperatures with highs around 29° and lows near 25°, suitable for diverse activities and preferences.
How much rainfall should be expected in Chattogram during September?
Significant rainfall exceeding 288.3 mm is expected in Chattogram during September, occurring over more than 26 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Chattogram during September?
The average wind speed in Chattogram during September is 19 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Chattogram in September?

As you prepare for your trip to Chattogram 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 Chattogram, 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 Chattogram

Explore the daily rainfall trends and prepare for Chattograms September weather 💧

UV exposure in Chattogram during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️

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Location coordinates Where is Chattogram?

Get accurate weather forecasts for Chattogram, located at latitude 22.338 and longitude 91.832. Stay updated with localized weather information tailored for Chattogram.

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