Jeonju
September
Weather in Jeonju for September 2025
Your guide to Jeonju weather in September - trends and predictions
In general, the average temperature in Jeonju at the beginning of September is 29.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 25.6 °C by the end of September.
Expect significant rainfall in Jeonju during September, with an average of 16 rainy days.
Is September a good time to visit Jeonju? check out the best time to travel to Jeonju page.
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14
Dry days
16
Rainy days
0
Snow days
26°/17°
Temperatures
9 km/h
Avg max wind
83 %
Avg humidity
Jeonju in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  29° | 2  29° | 3 30° | 4 30° | 5  30° | 6 30° | 7  29° |
| 8 29° | 9 30° | 10 30° | 11 31° | 12  29° | 13 26° | 14 29° |
| 15  30° | 16 29° | 17 29° | 18 29° | 19 30° | 20 24° | 21 23° |
| 22 23° | 23 25° | 24 25° | 25  26° | 26 25° | 27  25° | 28 27° |
| 29 26° | 30 25° |
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Temperatures trend during September in Jeonju
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Mist | 29° /16° | 0 mm | 6 | |
| 2 Sept. | Light rain shower | 29° /17° | 2.5 mm | 6 | |
| 3 Sept. | Light rain shower | 30° /20° | 6 mm | 7 | |
| 4 Sept. | Light rain shower | 30° /18° | 4.8 mm | 7 | |
| 5 Sept. | Partly cloudy | 30° /19° | 0 mm | 8 | |
| 6 Sept. | Patchy rain possible | 30° /20° | 6.9 mm | 7 | |
| 7 Sept. | Sunny | 29° /17° | 2.7 mm | 7 | |
| 8 Sept. | Sunny | 29° /16° | 0.1 mm | 7 | |
| 9 Sept. | Sunny | 30° /17° | 2.6 mm | 7 | |
| 10 Sept. | Patchy rain possible | 30° /18° | 0.1 mm | 7 | |
| 11 Sept. | Patchy rain possible | 31° /20° | 4.8 mm | 7 | |
| 12 Sept. | Overcast | 29° /20° | 4.4 mm | 7 | |
| 13 Sept. | Fog | 26° /20° | 2.3 mm | 6 | |
| 14 Sept. | Fog | 29° /20° | 5.4 mm | 7 | |
| 15 Sept. | Moderate or heavy rain shower | 30° /20° | 7.8 mm | 7 | |
| 16 Sept. | Light rain shower | 29° /21° | 8.8 mm | 7 | |
| 17 Sept. | Light rain shower | 29° /20° | 18.7 mm | 7 | |
| 18 Sept. | Light rain shower | 29° /20° | 6.1 mm | 7 | |
| 19 Sept. | Mist | 30° /19° | 0.4 mm | 7 | |
| 20 Sept. | Light rain shower | 24° /20° | 18.7 mm | 6 | |
| 21 Sept. | Fog | 23° /17° | 38.6 mm | 5 | |
| 22 Sept. | Mist | 23° /15° | 2 mm | 5 | |
| 23 Sept. | Overcast | 25° /13° | 0 mm | 6 | |
| 24 Sept. | Sunny | 25° /12° | 0 mm | 7 | |
| 25 Sept. | Cloudy | 26° /14° | 0 mm | 7 | |
| 26 Sept. | Light rain shower | 25° /17° | 2.4 mm | 6 | |
| 27 Sept. | Light drizzle | 25° /17° | 0.8 mm | 6 | |
| 28 Sept. | Fog | 27° /14° | 0.5 mm | 6 | |
| 29 Sept. | Partly cloudy | 26° /13° | 0 mm | 6 | |
| 30 Sept. | Patchy rain possible | 25° /13° | 0.1 mm | 6 | |
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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.
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 26° and lows near 17°, suitable for diverse activities and preferences.
How much rainfall should be expected in Jeonju during September?
Significant rainfall exceeding 133.3 mm is expected in Jeonju during September, occurring over more than 16 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 9 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Jeonju in September?
As you prepare for your trip to Jeonju in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Jeonju, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
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