Gyeonggi-do (Suwon)
September
Weather in Gyeonggi-do for September 2026
Your guide to Gyeonggi-do weather in September - trends and predictions
In general, the average temperature in Gyeonggi-do at the beginning of September is 28.7 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 25.4 °C by the end of September.
The climate of Gyeonggi-do in September is notably wet, with an average of 12 rainy days, and a total of 169.2 mm of precipitation.
Temperatures
Rain 🌧️
18
Dry days
12
Rainy days
0
Snow days
28°/21°
Temperatures
13 km/h
Avg max wind
71 %
Avg humidity
Gyeonggi-do Weather September
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What’s the Weather Like in Gyeonggi-do This September?
Discover the average temperatures and weather trends across Gyeonggi-do’s cities this September.
Temperatures trend during September in Gyeonggi-do
See the weather trend as well as the moving average line
September weather in Gyeonggi-do day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Patchy rain possible | 28° /22° | 4.9 mm | 7 | |
| 2 Sept. |  Light drizzle | 27° /21° | 1.1 mm | 6 | |
| 3 Sept. | Light rain shower | 30° /22° | 1.4 mm | 7 | |
| 4 Sept. |  Sunny | 29° /21° | 3.5 mm | 7 | |
| 5 Sept. | Light rain shower | 31° /21° | 0.8 mm | 7 | |
| 6 Sept. | Patchy rain possible | 29° /23° | 4.7 mm | 6 | |
| 7 Sept. | Patchy rain possible | 27° /20° | 0.8 mm | 6 | |
| 8 Sept. |  Partly cloudy | 30° /21° | 0 mm | 7 | |
| 9 Sept. | Patchy light rain | 31° /21° | 1.3 mm | 8 | |
| 10 Sept. | Patchy rain possible | 32° /21° | 0 mm | 8 | |
| 11 Sept. | Patchy rain possible | 33° /22° | 0 mm | 8 | |
| 12 Sept. | Light rain shower | 26° /21° | 24.9 mm | 6 | |
| 13 Sept. | Light rain shower | 26° /20° | 21 mm | 6 | |
| 14 Sept. | Light rain shower | 29° /22° | 3.2 mm | 7 | |
| 15 Sept. | Light rain shower | 31° /22° | 3.7 mm | 7 | |
| 16 Sept. | Light rain shower | 29° /22° | 5.9 mm | 7 | |
| 17 Sept. | Patchy light drizzle | 28° /22° | 10.9 mm | 6 | |
| 18 Sept. | Light rain shower | 28° /21° | 0.6 mm | 7 | |
| 19 Sept. | Patchy light rain | 25° /20° | 8.9 mm | 5 | |
| 20 Sept. | Light rain shower | 26° /16° | 20.3 mm | 6 | |
| 21 Sept. | Light rain shower | 23° /16° | 48.1 mm | 6 | |
| 22 Sept. | Light rain | 23° /17° | 1.2 mm | 5 | |
| 23 Sept. | Sunny | 24° /16° | 0 mm | 7 | |
| 24 Sept. |  Overcast | 24° /17° | 10.9 mm | 6 | |
| 25 Sept. | Partly cloudy | 26° /18° | 5.8 mm | 7 | |
| 26 Sept. | Patchy rain possible | 26° /18° | 0.4 mm | 7 | |
| 27 Sept. | Patchy light drizzle | 27° /19° | 0.5 mm | 6 | |
| 28 Sept. |  Cloudy | 24° /18° | 10.2 mm | 6 | |
| 29 Sept. | Sunny | 25° /17° | 0 mm | 7 | |
| 30 Sept. | Sunny | 26° /17° | 0 mm | 6 | |
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Important Notice
Our weather forecast for Gyeonggi-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 Gyeonggi-do forecast closer to your planned date for the most up-to-date weather information.
Change Month
Gyeonggi-do in September - FAQ
What are the expected maximum and minimum temperatures in Gyeonggi-do during September?
During September, expect a variety of temperatures with highs around 28° and lows near 21°, suitable for diverse activities and preferences.
How much rainfall should be expected in Gyeonggi-do during September?
Significant rainfall exceeding 169.2 mm is expected in Gyeonggi-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 Gyeonggi-do during September?
The average wind speed in Gyeonggi-do during September is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Gyeonggi-do
Explore the daily rainfall trends and prepare for Gyeonggi-dos September weather 💧
UV exposure in Gyeonggi-do during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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