Chattogram
September
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.
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4
Dry days
26
Rainy days
0
Snow days
29°/25°
Temperatures
19 km/h
Avg max wind
84 %
Avg humidity
Chattogram in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  29° | 2 29° | 3 30° | 4  29° | 5 29° | 6  30° | 7 28° |
| 8 29° | 9 30° | 10 29° | 11  29° | 12  29° | 13  28° | 14 28° |
| 15  29° | 16 29° | 17 29° | 18 28° | 19 30° | 20 30° | 21 30° |
| 22 30° | 23 29° | 24 29° | 25 28° | 26 30° | 27 29° | 28 30° |
| 29 29° | 30 29° |
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Temperatures trend during September in Chattogram
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Moderate or heavy rain shower | 29° /25° | 8.2 mm | 6 | |
| 2 Sept. | Moderate or heavy rain shower | 29° /26° | 3 mm | 6 | |
| 3 Sept. | Moderate or heavy rain shower | 30° /25° | 11.1 mm | 7 | |
| 4 Sept. | Light rain shower | 29° /26° | 4.6 mm | 6 | |
| 5 Sept. | Light rain shower | 29° /26° | 5.6 mm | 6 | |
| 6 Sept. | Torrential rain shower | 30° /26° | 24.5 mm | 7 | |
| 7 Sept. | Light rain shower | 28° /25° | 27.1 mm | 7 | |
| 8 Sept. | Light rain shower | 29° /26° | 5.9 mm | 7 | |
| 9 Sept. | Light rain shower | 30° /25° | 2.3 mm | 7 | |
| 10 Sept. | Light rain shower | 29° /25° | 5.7 mm | 6 | |
| 11 Sept. | Patchy light rain with thunder | 29° /25° | 11.9 mm | 6 | |
| 12 Sept. | Partly cloudy | 29° /25° | 11.7 mm | 7 | |
| 13 Sept. | Cloudy | 28° /25° | 15 mm | 6 | |
| 14 Sept. | Cloudy | 28° /25° | 30.3 mm | 7 | |
| 15 Sept. | Thundery outbreaks possible | 29° /25° | 2.4 mm | 6 | |
| 16 Sept. | Partly cloudy | 29° /25° | 4.3 mm | 7 | |
| 17 Sept. | Patchy rain possible | 29° /25° | 0.9 mm | 6 | |
| 18 Sept. | Moderate or heavy rain shower | 28° /25° | 20.3 mm | 6 | |
| 19 Sept. | Patchy light rain with thunder | 30° /25° | 7.8 mm | 7 | |
| 20 Sept. | Patchy light rain with thunder | 30° /26° | 5.8 mm | 7 | |
| 21 Sept. | Light rain shower | 30° /25° | 8.9 mm | 7 | |
| 22 Sept. | Patchy light rain with thunder | 30° /25° | 15.1 mm | 7 | |
| 23 Sept. | Patchy rain possible | 29° /25° | 4.7 mm | 6 | |
| 24 Sept. | Patchy rain possible | 29° /25° | 7.4 mm | 6 | |
| 25 Sept. | Patchy rain possible | 28° /25° | 7.1 mm | 6 | |
| 26 Sept. | Patchy rain possible | 30° /25° | 6.4 mm | 6 | |
| 27 Sept. | Light rain shower | 29° /25° | 5.7 mm | 6 | |
| 28 Sept. | Patchy light rain with thunder | 30° /26° | 6.3 mm | 7 | |
| 29 Sept. | Light rain shower | 29° /25° | 12.3 mm | 6 | |
| 30 Sept. | 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
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