Udon Thani
September
Weather in Udon Thani for September 2025
Your guide to Udon Thani weather in September - trends and predictions
In general, the average temperature in Udon Thani at the beginning of September is 31.6 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 28.7 °C by the end of September.
Udon Thani experiences an exceptionally high level of rainfall in September, with more than 24 rainy days on average.
Is September a good time to visit Udon Thani? check out the best time to travel to Udon Thani page.
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5
Dry days
25
Rainy days
0
Snow days
29°/23°
Temperatures
10 km/h
Avg max wind
85 %
Avg humidity
Udon Thani in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  32° | 2  32° | 3  32° | 4 32° | 5 31° | 6 31° | 7 31° |
| 8 30° | 9 30° | 10 31° | 11 30° | 12  28° | 13 26° | 14 28° |
| 15 28° | 16 29° | 17 30° | 18 28° | 19 29° | 20 28° | 21 31° |
| 22 29° | 23 28° | 24 28° | 25 28° | 26 27° | 27 29° | 28 30° |
| 29 30° | 30 29° |
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Temperatures trend during September in Udon Thani
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 | 32° /23° | 13.1 mm | 7 | |
| 2 Sept. | Patchy light rain with thunder | 32° /24° | 12.3 mm | 7 | |
| 3 Sept. | Light rain shower | 32° /23° | 13.1 mm | 7 | |
| 4 Sept. | Moderate or heavy rain shower | 32° /24° | 18.2 mm | 7 | |
| 5 Sept. | Light rain shower | 31° /24° | 16.1 mm | 7 | |
| 6 Sept. | Moderate or heavy rain shower | 31° /23° | 13.1 mm | 7 | |
| 7 Sept. | Moderate or heavy rain shower | 31° /23° | 15.7 mm | 7 | |
| 8 Sept. | Light rain shower | 30° /23° | 4.9 mm | 7 | |
| 9 Sept. | Moderate or heavy rain shower | 30° /23° | 31.9 mm | 7 | |
| 10 Sept. | Moderate or heavy rain shower | 31° /24° | 22.8 mm | 7 | |
| 11 Sept. | Moderate or heavy rain shower | 30° /23° | 23.3 mm | 7 | |
| 12 Sept. | Mist | 28° /23° | 6.3 mm | 6 | |
| 13 Sept. | Mist | 26° /23° | 1.7 mm | 6 | |
| 14 Sept. | Mist | 28° /23° | 5.3 mm | 6 | |
| 15 Sept. | Fog | 28° /23° | 2 mm | 6 | |
| 16 Sept. | Light rain shower | 29° /23° | 10.2 mm | 7 | |
| 17 Sept. | Light rain shower | 30° /22° | 18.2 mm | 7 | |
| 18 Sept. | Moderate or heavy rain shower | 28° /23° | 12.2 mm | 6 | |
| 19 Sept. | Light rain shower | 29° /23° | 3.9 mm | 7 | |
| 20 Sept. | Patchy rain possible | 28° /21° | 4.2 mm | 6 | |
| 21 Sept. | Light rain shower | 31° /23° | 4.3 mm | 7 | |
| 22 Sept. | Light rain shower | 29° /23° | 9.6 mm | 7 | |
| 23 Sept. | Light rain shower | 28° /22° | 27.2 mm | 6 | |
| 24 Sept. | Moderate rain at times | 28° /22° | 8.4 mm | 6 | |
| 25 Sept. | Patchy light rain with thunder | 28° /22° | 5.5 mm | 6 | |
| 26 Sept. | Light rain shower | 27° /21° | 15.4 mm | 6 | |
| 27 Sept. | Light rain shower | 29° /22° | 8.2 mm | 7 | |
| 28 Sept. | Light rain shower | 30° /23° | 14.2 mm | 7 | |
| 29 Sept. | Moderate or heavy rain shower | 30° /23° | 7 mm | 7 | |
| 30 Sept. | Patchy rain possible | 29° /24° | 5.2 mm | 7 | |
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Important Notice
Our weather forecast for Udon Thani 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 Udon Thani forecast closer to your planned date for the most up-to-date weather information.
Udon Thani in September - FAQ
What are the expected maximum and minimum temperatures in Udon Thani during September?
During September, expect a variety of temperatures with highs around 29° and lows near 23°, suitable for diverse activities and preferences.
How much rainfall should be expected in Udon Thani during September?
Significant rainfall exceeding 441.4 mm is expected in Udon Thani during September, occurring over more than 25 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Udon Thani during September?
The average wind speed in Udon Thani during September is 10 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Udon Thani in September?
As you prepare for your trip to Udon Thani 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 Udon Thani, 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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Where is Udon Thani?Get accurate weather forecasts for Udon Thani, located at latitude 17.416 and longitude 102.786. Stay updated with localized weather information tailored for Udon Thani.
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