Chungcheongnam-do (Gangwon)
September
Weather in Chungcheongnam-do for September 2025
Your guide to Chungcheongnam-do weather in September - trends and predictions
Heavy Rain Advisory - See hour by hour.
Until now, September 2025 in Chungcheongnam-do is slightly cooler than the historical average by -1.6 °C.
The forecast for the next days in Chungcheongnam-do predicts a temperature of 23.7 °C, which is cooler than the historical average.
In general, the average temperature in Chungcheongnam-do at the beginning of September is 29.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 23.7 °C by the end of September.
The climate of Chungcheongnam-do in September is notably wet, with an average of 12 rainy days, and a total of 204.4 mm of precipitation.
Official Weather Alert ⚠️
Temperatures
Rain 🌧️
18
Dry days
12
Rainy days
0
Snow days
28°/19°
Temperatures
11 km/h
Avg max wind
80 %
Avg humidity
Chungcheongnam-do Weather September
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What’s the Weather Like in Chungcheongnam-do This September?
Discover the average temperatures and weather trends across Chungcheongnam-do’s cities this September.
Temperatures trend during September in Chungcheongnam-do
See the weather trend as well as the moving average line
September weather in Chungcheongnam-do day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Patchy rain possible | 30° /19° | 3.6 mm | 7 | |
| 2 Sept. | Patchy rain possible | 28° /19° | 2.7 mm | 6 | |
| 3 Sept. |  Patchy light drizzle | 31° /19° | 1.9 mm | 7 | |
| 4 Sept. |  Sunny | 29° /17° | 1.4 mm | 7 | |
| 5 Sept. |  Mist | 30° /18° | 0 mm | 7 | |
| 6 Sept. | Light rain shower | 29° /20° | 5.2 mm | 7 | |
| 7 Sept. | Light rain shower | 27° /19° | 15.6 mm | 6 | |
| 8 Sept. | Patchy rain possible | 28° /17° | 0 mm | 7 | |
| 9 Sept. | Light rain shower | 30° /19° | 1 mm | 7 | |
| 10 Sept. | Mist | 31° /17° | 0 mm | 7 | |
| 11 Sept. | Light rain shower | 32° /19° | 3.6 mm | 7 | |
| 12 Sept. | Light rain shower | 25° /20° | 9.6 mm | 6 | |
| 13 Sept. | Light rain shower | 28° /19° | 7.8 mm | 7 | |
| 14 Sept. | Patchy rain possible | 30° /21° | 0 mm | 7 | |
| 15 Sept. | Fog | 32° /23° | 0 mm | 7 | |
| 16 Sept. | Patchy rain possible | 30° /19° | 3 mm | 1.7 | |
| 17 Sept. |  Moderate rain | 26° /21° | 7.7 mm | 1.2 | |
| 18 Sept. | Patchy rain possible | 23° /17° | 2.2 mm | 0.2 | |
| 19 Sept. | Patchy rain possible | 21° /16° | 0.5 mm | 0.6 | |
| 20 Sept. | Moderate rain | 17° /14° | 7.3 mm | 4 | |
| 21 Sept. | Sunny | 25° /12° | 0 mm | 5 | |
| 22 Sept. | Sunny | 25° /15° | 0 mm | 5 | |
| 23 Sept. | Sunny | 25° /15° | 0 mm | 5 | |
| 24 Sept. | Patchy rain possible | 18° /17° | 4.9 mm | 4 | |
| 25 Sept. | Patchy rain possible | 26° /14° | 0.6 mm | 4 | |
| 26 Sept. | Mist | 26° /16° | 0 mm | 5 | |
| 27 Sept. | Patchy rain possible | 23° /18° | 0.6 mm | 4 | |
| 28 Sept. | Sunny | 24° /14° | 0 mm | 5 | |
| 29 Sept. | Sunny | 23° /15° | 0 mm | 5 | |
| 30 Sept. | Sunny | 26° /13° | 0 mm | 7 | |
| Next | |||||
Important Notice
Our weather forecast for Chungcheongnam-do 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 Chungcheongnam-do forecast closer to your planned date for the most up-to-date weather information.
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Chungcheongnam-do in September - FAQ
What are the expected maximum and minimum temperatures in Chungcheongnam-do during September?
During September, expect a variety of temperatures with highs around 28° and lows near 19°, suitable for diverse activities and preferences.
How much rainfall should be expected in Chungcheongnam-do during September?
Significant rainfall exceeding 204.4 mm is expected in Chungcheongnam-do during September, occurring over more than 12 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Chungcheongnam-do during September?
The average wind speed in Chungcheongnam-do during September is 11 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Chungcheongnam-do
Explore the daily rainfall trends and prepare for Chungcheongnam-dos September weather 💧
UV exposure in Chungcheongnam-do during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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