Mud festival in South Korea
In July, the peaceful seaside town of Boryeong turned into a chaos of mud for 9 days. We recommend putting this festival on your bucket list.
Jeonju Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Jeonju.
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Climate overview of Jeonju
Jeonju, Jeollabuk-Do, South Korea, experiences significant temperature variation throughout the year. Summers bring daytime highs of 31°C (88°F) in August, while winters cool to 5°C (41°F) in January.
With around 1249 mm (49 in) of annual rain/snowfall, Jeonju has a notably wet climate. However, this rain/snowfall is not evenly distributed, the city has a distinct dry season from December to January, with very warm summers and cold winters. The wettest month is July. The sunniest month is May, with 7.5 hours of sunshine per day on average.
Jeonju Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Jeonju - and find the best time to visit.
Monthly Temperature in Jeonju
Depending on the time of the year, temperatures range from very warm to chilly in Jeonju. Average daytime temperatures reach a very warm 31°C (88°F) in August. In January, the coolest month of the year, temperatures drop to a chilly 5°C (41°F).
At night, temperatures range from around 22°C (72°F) in August to -5°C (23°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Jeonju
Jeonju has a relatively rain/snowy climate with high precipitation levels, averaging 1249 mm (49 in) of rain/snowfall annually. Jeonju can be quite wet during July, receiving approximately 260 mm (10 in) of precipitation over 15 rainy days.
In contrast, during the driest month (January), you will experience much drier conditions, with 33 mm (1.3 in) of precipitation spread across 10 snowy/rainy days. For more details, please visit our Jeonju Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Jeonju
Jeonju experiences moderate variation in sunshine hours across the seasons. With 7.5 hours daily sunshine in May, it dips to 4.7 hours in July, offering a balanced mix of sunny and overcast days.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Daejeon, South Korea (60 KM, 37 Miles).
Daily hours of sunshine
Data from: Daejeon, South Korea (60 KM, 37 Miles).
Daily percentage of sunshine
Data from: Daejeon, South Korea (60 KM, 37 Miles).
Humidity in Jeonju by Month
The city experiences its highest humidity in January, reaching 6358%. In March, the humidity drops to its lowest level at 55%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Data from: Daejeon, South Korea (60 KM, 37 Miles).
Best Time to Visit Jeonju
For comfortable weather, consider visiting Jeonju in May and October. Conditions are usually least favourable in January, February, July, August and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
cold
Feb
cold
Mar
mixed
Apr
very good
May
excellent
Jun
very good
Jul
very wet
Aug
very wet
Sep
very good
Oct
excellent
Nov
good
Dec
cold
- Best overall: May and October
- Warmest weather: July and August
- Most sunshine: May
- Fewest rainy days: May and October
- Wettest months: June, July, August and September, when rainfall is highest.
- Seasonal pattern: A distinct dry season from December to January, with very warm summers and cold winters
- Coldest conditions: January, with freezing nights around -5°C (23°F).
Frequently asked questions about the climate in Jeonju
What is the best time to visit Jeonju?
May and October typically offer the most optimal weather in Jeonju. In contrast, January, February, July, August and December tend to have less optimal conditions. Jeonju has a distinct dry season from December to January, with very warm summers and cold winters.
What temperatures can I expect in Jeonju?
Daytime highs range from 5°C (41°F) in January to 31°C (88°F) in August. Nighttime lows range from -5°C (23°F) to 22°C (72°F). Temperatures vary considerably through the year.
How much rain does Jeonju get?
Annual rainfall is around 1249 mm (49 in). July is the wettest month with 260 mm (10 in), while January is the driest with 33 mm (1.3 in).
How sunny is Jeonju?
Jeonju receives around 2,150 hours of sunshine per year. May is the sunniest month with 225 hours, while July is the cloudiest with just 142 hours. Overall, Jeonju enjoys abundant sunshine.
Jeonju 3-Day Forecast
Jeonju on the map
Jeonju is highlighted - select any city to see its climate.
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