Gapyeong
September
Weather in Gapyeong for September 2026
Your guide to Gapyeong weather in September - trends and predictions
Until now, September 2026 in Gapyeong is cooler than usual, with temperatures averaging 23.6 °C, this is 3 °C below the typical seasonal average.
Expect cooler weather in the next days in Gapyeong with the forecast suggesting a temperature of 23.9 °C, lower than the historical average.
In general, the average temperature in Gapyeong at the beginning of September is 26.7 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 23.3 °C by the end of September.
Gapyeong in September brings notable rainfall, with an average of 17 rainy days and a total precipitation of 205.2 mm.
Temperatures
Rain 🌧️
13
Dry days
17
Rainy days
0
Snow days
25°/14°
Temperatures
7 km/h
Avg max wind
83 %
Avg humidity
Gapyeong Weather September
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Temperatures trend during September in Gapyeong
See the weather trend as well as the moving average line
September weather in Gapyeong day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain shower | 26° /17° | 6.3 mm | 4 | |
| 2 Sept. |  Fog | 26° /16° | 3.7 mm | 4 | |
| 3 Sept. | Patchy rain possible | 29° /15° | 0.1 mm | 7 | |
| 4 Sept. |  Sunny | 27° /14° | 2.8 mm | 8 | |
| 5 Sept. | Patchy rain possible | 28° /15° | 0.1 mm | 6 | |
| 6 Sept. |  Light drizzle | 24° /16° | 1.8 mm | 6 | |
| 7 Sept. | Patchy rain possible | 27° /14° | 1.1 mm | 7 | |
| 8 Sept. | Mist | 29° /13° | 0 mm | 7 | |
| 9 Sept. | Fog | 26° /13° | 0 mm | 7 | |
| 10 Sept. | Patchy rain possible | 28° /14° | 0 mm | 6 | |
| 11 Sept. | Patchy rain possible | 30° /13° | 0 mm | 7 | |
| 12 Sept. | Light rain shower | 24° /14° | 13.7 mm | 4 | |
| 13 Sept. | Light rain shower | 22° /16° | 25.2 mm | 4 | |
| 14 Sept. | Light rain shower | 27° /15° | 3.9 mm | 6 | |
| 15 Sept. | Sunny | 25° /13° | 0 mm | 6 | |
| 16 Sept. | Sunny | 26° /12° | 0 mm | 6.2 | |
| 17 Sept. |  Overcast | 25° /12° | 0 mm | 6.4 | |
| 18 Sept. | Sunny | 25° /12° | 0 mm | 6 | |
| 19 Sept. | Sunny | 24° /12° | 0 mm | 6 | |
| 20 Sept. | Overcast | 24° /11° | 0 mm | 6 | |
| 21 Sept. | Sunny | 25° /11° | 0 mm | 7 | |
| 22 Sept. | Sunny | 24° /12° | 0 mm | 6 | |
| 23 Sept. | Mist | 21° /13° | 1.7 mm | 5 | |
| 24 Sept. | Sunny | 26° /12° | 0 mm | 7 | |
| 25 Sept. | Sunny | 26° /14° | 0 mm | 7 | |
| 26 Sept. | Overcast | 26° /14° | 0 mm | 6 | |
| 27 Sept. | Overcast | 21° /15° | 11.4 mm | 5 | |
| 28 Sept. | Patchy rain possible | 17° /10° | 1.7 mm | 4 | |
| 29 Sept. | Mist | 23° /9° | 0 mm | 6 | |
| 30 Sept. | Patchy rain possible | 24° /11° | 0.2 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for Gapyeong 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 Gapyeong forecast closer to your planned date for the most up-to-date weather information.
Change Month
Gapyeong in September - FAQ
What are the expected maximum and minimum temperatures in Gapyeong 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 Gapyeong during September?
Significant rainfall exceeding 205.2 mm is expected in Gapyeong during September, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Gapyeong during September?
The average wind speed in Gapyeong during September is 7 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Gapyeong
Explore the daily rainfall trends and prepare for Gapyeongs September weather 💧
Typically, Gapyeong has 17 rainy days in September with a total of 205.2 mm of rainfall.
UV exposure in Gapyeong during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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