Gangwon
September
Weather in Gangwon for September 2026
Your guide to Gangwon weather in September - trends and predictions
Until now, September 2026 in Gangwon is cooler than usual, with temperatures averaging 25.6 °C, this is 2.5 °C below the typical seasonal average.
Expect cooler weather in the next days in Gangwon with the forecast suggesting a temperature of 24.7 °C, lower than the historical average.
In general, the average temperature in Gangwon at the beginning of September is 28.4 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 23.7 °C by the end of September.
Gangwon in September brings notable rainfall, with an average of 19 rainy days and a total precipitation of 187.3 mm.
Temperatures
Rain 🌧️
11
Dry days
19
Rainy days
0
Snow days
27°/18°
Temperatures
12 km/h
Avg max wind
81 %
Avg humidity
Gangwon Weather September
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Temperatures trend during September in Gangwon
See the weather trend as well as the moving average line
September weather in Gangwon day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain shower | 29° /20° | 4.3 mm | 5 | |
| 2 Sept. | Patchy rain possible | 28° /19° | 2.1 mm | 4 | |
| 3 Sept. |  Patchy light drizzle | 30° /19° | 1.6 mm | 5 | |
| 4 Sept. |  Sunny | 28° /17° | 0.9 mm | 8 | |
| 5 Sept. |  Mist | 29° /18° | 0 mm | 7 | |
| 6 Sept. | Light rain shower | 28° /18° | 3.5 mm | 7 | |
| 7 Sept. | Light rain shower | 27° /17° | 10.4 mm | 7 | |
| 8 Sept. | Patchy rain possible | 28° /16° | 0 mm | 7 | |
| 9 Sept. | Light rain shower | 28° /18° | 0.7 mm | 7 | |
| 10 Sept. | Mist | 28° /16° | 0 mm | 5 | |
| 11 Sept. | Light rain shower | 30° /17° | 2.4 mm | 6 | |
| 12 Sept. | Light rain shower | 25° /18° | 6.4 mm | 4 | |
| 13 Sept. | Light rain shower | 27° /17° | 5.2 mm | 5 | |
| 14 Sept. | Patchy rain possible | 30° /21° | 0 mm | 7 | |
| 15 Sept. | Sunny | 25° /16° | 0 mm | 6.9 | |
| 16 Sept. |  Overcast | 26° /14° | 0 mm | 6.6 | |
| 17 Sept. | Overcast | 25° /15° | 0 mm | 6.9 | |
| 18 Sept. | Overcast | 24° /16° | 0 mm | 5 | |
| 19 Sept. | Sunny | 26° /17° | 0 mm | 7 | |
| 20 Sept. | Sunny | 26° /15° | 0 mm | 7 | |
| 21 Sept. | Sunny | 27° /14° | 0 mm | 7 | |
| 22 Sept. | Sunny | 26° /15° | 0 mm | 7 | |
| 23 Sept. | Overcast | 25° /16° | 0 mm | 7 | |
| 24 Sept. | Sunny | 26° /16° | 0 mm | 7 | |
| 25 Sept. | Overcast | 26° /16° | 0 mm | 6 | |
| 26 Sept. | Overcast | 21° /18° | 0 mm | 5 | |
| 27 Sept. | Patchy rain possible | 21° /13° | 19.1 mm | 4 | |
| 28 Sept. | Overcast | 22° /11° | 0 mm | 5 | |
| 29 Sept. | Sunny | 25° /15° | 0 mm | 6 | |
| 30 Sept. | Sunny | 25° /13° | 0 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for Gangwon 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 forecast closer to your planned date for the most up-to-date weather information.
Change Month
Gangwon in September - FAQ
What are the expected maximum and minimum temperatures in Gangwon during September?
During September, expect a variety of temperatures with highs around 27° and lows near 18°, suitable for diverse activities and preferences.
How much rainfall should be expected in Gangwon during September?
Significant rainfall exceeding 187.3 mm is expected in Gangwon during September, occurring over more than 19 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Gangwon during September?
The average wind speed in Gangwon during September is 12 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Gangwon
Explore the daily rainfall trends and prepare for Gangwons September weather 💧
Typically, Gangwon has 19 rainy days in September with a total of 187.3 mm of rainfall.
UV exposure in Gangwon during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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