Gangwon-do (Pyeongchang)
September
Weather in Gangwon-do for September 2026
Your guide to Gangwon-do weather in September - trends and predictions
In general, the average temperature in Gangwon-do at the beginning of September is 25.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 22.1 °C by the end of September.
The climate of Gangwon-do in September is notably wet, with an average of 14 rainy days, and a total of 198.5 mm of precipitation.
Temperatures
Rain 🌧️
16
Dry days
14
Rainy days
0
Snow days
25°/14°
Temperatures
8 km/h
Avg max wind
85 %
Avg humidity
Gangwon-do Weather September
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What’s the Weather Like in Gangwon-do This September?
Discover the average temperatures and weather trends across Gangwon-do’s cities this September.
Temperatures trend during September in Gangwon-do
See the weather trend as well as the moving average line
September weather in Gangwon-do 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 | 26° /16° | 0.8 mm | 6 | |
| 16 Sept. | Patchy rain possible | 26° /15° | 3 mm | 6 | |
| 17 Sept. | Light rain shower | 24° /18° | 14.1 mm | 6 | |
| 18 Sept. | Light rain shower | 23° /16° | 5 mm | 5 | |
| 19 Sept. | Light rain shower | 22° /14° | 10.6 mm | 5 | |
| 20 Sept. |  Moderate or heavy rain shower | 23° /12° | 29.7 mm | 5 | |
| 21 Sept. |  Heavy rain | 19° /11° | 61.3 mm | 5 | |
| 22 Sept. | Light drizzle | 18° /10° | 1.2 mm | 4 | |
| 23 Sept. | Mist | 21° /8° | 0 mm | 6 | |
| 24 Sept. |  Overcast | 23° /8° | 5.7 mm | 5 | |
| 25 Sept. | Mist | 23° /11° | 4.9 mm | 5 | |
| 26 Sept. | Light rain shower | 24° /11° | 0.7 mm | 6 | |
| 27 Sept. | Fog | 24° /11° | 0.4 mm | 5 | |
| 28 Sept. | Patchy rain possible | 17° /12° | 7.9 mm | 4 | |
| 29 Sept. | Mist | 21° /10° | 0.1 mm | 5 | |
| 30 Sept. | Sunny | 23° /8° | 0 mm | 6 | |
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Important Notice
Our weather forecast for Gangwon-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 Gangwon-do forecast closer to your planned date for the most up-to-date weather information.
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Gangwon-do in September - FAQ
What are the expected maximum and minimum temperatures in Gangwon-do 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 Gangwon-do during September?
Significant rainfall exceeding 198.5 mm is expected in Gangwon-do during September, occurring over more than 14 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Gangwon-do during September?
The average wind speed in Gangwon-do during September is 8 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Gangwon-do
Explore the daily rainfall trends and prepare for Gangwon-dos September weather 💧
UV exposure in Gangwon-do during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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