Normal weather in Cheju in September
The weather in Cheju in September has an average temperature of around 31°C during the day. On average, September sees 49 mm of rain in Cheju. The wind speed is 5 Beaufort and mainly comes from Southeast.
After August, September in Cheju starts with a temperature of 30°C and ends around October at 31°C.
September averages for Cheju
 Average temperature | 31°C |
 Highest daytime temperature | 31°C |
| Lowest daytime temperature | 30°C |
 Total rainfall | 49 mm |
| Rainy days | 3 days |
Temperature per day in September in Cheju
This graph shows the average daily maximum temperatures in September in Cheju, indicated in degrees Celsius.
Precipitation per day in September in Cheju
This graph shows the average daily precipitation in September in Cheju, indicated in millimeters.
UV index per day in September in Cheju
This graph shows the average daily UV index in September in Cheju.
Yearly temperature in September in Cheju
This graph shows the average yearly temperature in September in Cheju, measured in degrees Celsius, over the past years.
Yearly total precipitation in September in Cheju
This graph shows the average yearly precipitation in millimeters in September in Cheju, over the past years.
Average daily weather in September
Click on a day to get more information about the average weather on that day.
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Average weather in Cheju per month
Click on a month below to see in detail how the weather typically is in Cheju and what to expect. Based on the historical weather data of Cheju, you can view the average temperature, precipitation, wind, and UV index for each day of the month.