Annual average climate in Jeju
To begin, here is an overview of the climatic averages over the entire year in Jeju:
- Minimum annual temperature: 13°C
- Average annual temperature: 16°C
- Maximum annual temperature: 19°C
- Precipitation: 208 mm/month (with 21 rainy days/month)
Monthly climate normals
| Min / Max | Precipitation | |
| January | 3 ° / 8 ° | 107mm / 21 days |
| february | 3 ° / 10 ° | 127mm / 19 days |
| March | 6 ° / 13 ° | - |
| April | 10 ° / 18 ° | - |
| may | 15 ° / 22 ° | - |
| June | 19 ° / 25 ° | - |
| July | 24 ° / 30 ° | - |
| August | 25 ° / 30 ° | 474mm / 22 days |
| September | 20 ° / 26 ° | - |
| October | 15 ° / 22 ° | - |
| November | 9 ° / 16 ° | - |
| December | 5 ° / 11 ° | 122mm / 22 days |
Weather forecasts were calculated using data from the JEJU weather station. This one is located in South Korea, 1 km from Jeju and is at an altitude of 23 meters.
The best time to go (or the worst)
Also, here are some additional indications that should allow you to choose the best month to stay in Jeju, or the less good periods.
Which are the hottest months in Jeju?
In Jeju, the months of the year with the highest maximum temperatures are:
August (with 30°C), July (with 30°C), September (with 26°C), …
What are the coldest months?
The months of the year with the lowest average temperatures in Jeju are:
January (with 6°C), february (with 7°C), December (with 8°C), …
Which are the driest months in Jeju?
In Jeju, the months of the year with the fewest rainy days are:
february (with 19 rainy days/month), January (with 21 rainy days/month), August (with 22 rainy days/month), …
What are the rainiest months?
The months with the most rainy days in Jeju are:
August (with 22 rainy days/month), December (with 22 rainy days/month), January (with 21 rainy days/month), …
What is the weather around?
Nearby cities with a similar climate
These cities near Jeju may experience more or less similar weather:
Seogwipo (29 km from Jeju), Gaigeturi (20 km), …
Around Jeju
You might also be interested in these cities:
Mokpo (145 km from Jeju), Yeosu (174 km),
In South Korea
Check the weather forecasts for other major cities in South Korea:
Seoul (453 km from Jeju), Pusan (291 km), Incheon (439 km), Daejeon (325 km), Pohang (382 km), Yeosu (174 km), Mokpo (145 km) , Chuncheon (498 km), Gangneung (517 km), ...
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