Jeonju
September
Weather in Jeonju for September 2026
Your guide to Jeonju weather in September - trends and predictions
Until now, September 2026 in Jeonju is slightly cooler than the historical average by 1.8 °C.
Expect cooler weather in the next days in Jeonju with the forecast suggesting a temperature of 25.1 °C, lower than the historical average.
In general, the average temperature in Jeonju at the beginning of September is 29.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 23.9 °C by the end of September.
Jeonju experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 149.1 mm.
Temperatures
Rain 🌧️
8
Dry days
22
Rainy days
0
Snow days
27°/18°
Temperatures
10 km/h
Avg max wind
82 %
Avg humidity
Jeonju Weather September
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Temperatures trend during September in Jeonju
See the weather trend as well as the moving average line
September weather in Jeonju day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Patchy rain possible | 29° /18° | 3.4 mm | 5 | |
| 2 Sept. | Light rain shower | 29° /18° | 5.3 mm | 5 | |
| 3 Sept. | Light rain shower | 30° /19° | 4 mm | 5 | |
| 4 Sept. | Light rain shower | 29° /18° | 3.2 mm | 7 | |
| 5 Sept. |  Sunny | 30° /18° | 0.1 mm | 8 | |
| 6 Sept. | Patchy rain possible | 29° /19° | 4.4 mm | 7 | |
| 7 Sept. | Sunny | 28° /16° | 5 mm | 7 | |
| 8 Sept. | Sunny | 28° /16° | 0.1 mm | 7 | |
| 9 Sept. | Sunny | 28° /17° | 1.3 mm | 7 | |
| 10 Sept. | Patchy rain possible | 29° /16° | 0.3 mm | 6 | |
| 11 Sept. | Patchy rain possible | 30° /18° | 2.5 mm | 6 | |
| 12 Sept. |  Overcast | 28° /18° | 3.7 mm | 5 | |
| 13 Sept. |  Fog | 26° /19° | 4.2 mm | 5 | |
| 14 Sept. | Patchy rain possible | 29° /19° | 3.6 mm | 6 | |
| 15 Sept. | Sunny | 24° /15° | 0 mm | 7.1 | |
| 16 Sept. | Overcast | 27° /14° | 0 mm | 6.4 | |
| 17 Sept. | Overcast | 25° /15° | 0 mm | 7.1 | |
| 18 Sept. | Overcast | 26° /15° | 0 mm | 6 | |
| 19 Sept. | Sunny | 27° /14° | 0.1 mm | 7 | |
| 20 Sept. | Sunny | 26° /13° | 0 mm | 7 | |
| 21 Sept. | Sunny | 27° /13° | 0 mm | 7 | |
| 22 Sept. | Sunny | 26° /13° | 1.9 mm | 7 | |
| 23 Sept. | Mist | 25° /16° | 0 mm | 6 | |
| 24 Sept. | Sunny | 27° /14° | 0 mm | 7 | |
| 25 Sept. | Overcast | 26° /15° | 0 mm | 6 | |
| 26 Sept. | Overcast | 27° /16° | 0 mm | 6 | |
| 27 Sept. | Overcast | 20° /15° | 7.4 mm | 4 | |
| 28 Sept. | Light rain shower | 18° /13° | 6.7 mm | 4 | |
| 29 Sept. | Patchy rain possible | 25° /13° | 0 mm | 6 | |
| 30 Sept. | Patchy rain possible | 24° /13° | 0.1 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for Jeonju 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 Jeonju forecast closer to your planned date for the most up-to-date weather information.
Change Month
Jeonju in September - FAQ
What are the expected maximum and minimum temperatures in Jeonju 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 Jeonju during September?
Significant rainfall exceeding 149.1 mm is expected in Jeonju during September, occurring over more than 22 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Jeonju during September?
The average wind speed in Jeonju during September is 10 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Jeonju
Explore the daily rainfall trends and prepare for Jeonjus September weather 💧
Typically, Jeonju has 22 rainy days in September with a total of 149.1 mm of rainfall.
UV exposure in Jeonju during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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