Jeonju Weather in September
Thinking of visiting Jeonju in September? Expect high temperatures reaching 27°C (81°F) during the day, dropping to 17°C (63°F) at night, and note that quite a bit of rainfall is likely.
Rainfall in Jeonju in September
Rain is expected on roughly 9 days, totalling around 150 mm (5.9 in) for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.
Temperature in Jeonju in September
If you're visiting Jeonju in September, expect highs of 27°C (81°F) and overnight lows around 17°C (63°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. With overnight lows of 17°C (63°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.
Sunshine in Jeonju in September
The area experiences a moderate amount of sunshine, with approximately 171 hours of sunlight expected. This means a decent mix of sun and overcast.Should you favor a climate that's both dry and comfortably warm, May and October typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit South Korea, check out our Jeonju's climate page.
Jeonju Temperature in September
Min Temperature
17°C (63°F)
Max Temperature
27°C (81°F)
Chance of Rain
30%
Precipitation
150 mm (5.9 in)
Rainy days
9 days
Humidity
74% *
Sunshine
171 hours *
Percentage Sunshine
45% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Jeonju typically drop from around 29°C (84°F) at the start of September to approximately 25°C (77°F) by the end. Nights are pleasant, with lows typically ranging from 15°C (59°F) to 21°C (70°F).
Average temperatures in September
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather for Jeonju in September
Browse day-by-day weather records for Jeonju spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Jeonju historical weather extremes in September
Our historical data for Jeonju spans 1976 to 2025, revealing these weather extremes.
- The hottest September day on record in Jeonju reached 36°C (97°F) (September 10, 2024).
- The lowest daytime temperature in September was 18°C (64°F), recorded on September 26, 1987.
- Nighttime temperatures dropped to 5°C (41°F) on September 22, 1997, marking the coldest September night on record.
Best Places in South Korea in September
Find out more about the weather in South Korea and which places have the best travel conditions in this month. See all of South Korea in September →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Jeonju in September
Warm but pleasant conditions in Jeonju in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions. Sunglasses could come in handy during the sunnier parts of your trip.What To Do in Jeonju in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit South Korea, check out our Jeonju's climate page.
Temperature Rainfall Sunshine Humidity
See the full Jeonju climate overview or explore weather in South Korea.
