Pyeongchang
September
Weather in Pyeongchang for September 2025
Your guide to Pyeongchang weather in September - trends and predictions
Heavy Rain Advisory - See hour by hour.
Until now, September 2025 in Pyeongchang is slightly cooler than the historical average by -0.8 °C.
The forecast for the next days in Pyeongchang predicts a temperature of 20.8 °C, which is cooler than the historical average.
In general, the average temperature in Pyeongchang at the beginning of September is 25.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 20.7 °C by the end of September.
The climate of Pyeongchang in September is notably wet, with an average of 14 rainy days, and a total of 198.5 mm of precipitation.
Official Weather Alert ⚠️
Temperatures
Rain 🌧️
16
Dry days
14
Rainy days
0
Snow days
25°/14°
Temperatures
8 km/h
Avg max wind
85 %
Avg humidity
Pyeongchang Weather September
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Temperatures trend during September in Pyeongchang
See the weather trend as well as the moving average line
September weather in Pyeongchang day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Patchy rain possible | 28° /16° | 2.1 mm | 6 | |
| 2 Sept. |  Patchy light rain | 23° /16° | 2.9 mm | 6 | |
| 3 Sept. | Patchy rain possible | 27° /15° | 0.7 mm | 6 | |
| 4 Sept. |  Sunny | 26° /14° | 1.9 mm | 6 | |
| 5 Sept. | Patchy rain possible | 28° /14° | 0.2 mm | 6 | |
| 6 Sept. | Light rain shower | 23° /17° | 5.1 mm | 6 | |
| 7 Sept. | Patchy rain possible | 24° /16° | 2.5 mm | 6 | |
| 8 Sept. | Patchy rain possible | 29° /14° | 0.2 mm | 7 | |
| 9 Sept. | Light rain shower | 27° /15° | 4.2 mm | 6 | |
| 10 Sept. |  Fog | 29° /13° | 0 mm | 7 | |
| 11 Sept. | Patchy rain possible | 30° /14° | 0.4 mm | 7 | |
| 12 Sept. | Light rain shower | 23° /15° | 19.2 mm | 6 | |
| 13 Sept. | Light rain shower | 24° /16° | 26.4 mm | 6 | |
| 14 Sept. | Light rain shower | 26° /16° | 1 mm | 6 | |
| 15 Sept. | Light rain shower | 24° /18° | 1.5 mm | 5 | |
| 16 Sept. | Patchy rain possible | 25° /15° | 4 mm | 1 | |
| 17 Sept. |  Moderate rain | 21° /18° | 10.3 mm | 0.9 | |
| 18 Sept. | Patchy rain possible | 20° /14° | 1 mm | 0.2 | |
| 19 Sept. | Patchy rain possible | 20° /12° | 0.2 mm | 0.3 | |
| 20 Sept. | Patchy rain possible | 20° /12° | 4.7 mm | 3 | |
| 21 Sept. | Sunny | 24° /9° | 0 mm | 4 | |
| 22 Sept. |  Partly cloudy | 21° /8° | 0 mm | 4 | |
| 23 Sept. | Sunny | 20° /9° | 0 mm | 4 | |
| 24 Sept. | Patchy rain possible | 16° /13° | 1.1 mm | 3 | |
| 25 Sept. | Partly cloudy | 21° /11° | 0 mm | 5 | |
| 26 Sept. | Partly cloudy | 22° /11° | 0 mm | 5 | |
| 27 Sept. | Patchy rain possible | 17° /14° | 0.3 mm | 4 | |
| 28 Sept. | Patchy rain possible | 23° /13° | 0.2 mm | 4 | |
| 29 Sept. | Mist | 22° /9° | 0 mm | 5 | |
| 30 Sept. | Sunny | 24° /8° | 0 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for Pyeongchang 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 Pyeongchang forecast closer to your planned date for the most up-to-date weather information.
Change Month
Pyeongchang in September - FAQ
What are the expected maximum and minimum temperatures in Pyeongchang during September?
Enjoy moderate daytime temperatures of up to 25° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Pyeongchang during September?
Significant rainfall exceeding 198.5 mm is expected in Pyeongchang during September, occurring over more than 14 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Pyeongchang during September?
The average wind speed in Pyeongchang during September is 8 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Pyeongchang
Explore the daily rainfall trends and prepare for Pyeongchangs September weather 💧
UV exposure in Pyeongchang during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Where is Pyeongchang?Get accurate weather forecasts for Pyeongchang, located at latitude 37.37 and longitude 128.393. Stay updated with localized weather information tailored for Pyeongchang.
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