Weather in September
Temperature
In Cheongju, the beginning of September is marked by a marginally lowered average high-temperature, shifting from August's hot 30.5°C (86.9°F) to a moderately hot 26.3°C (79.3°F). Cheongju temperatures generally rest at a low of 16.2°C (61.2°F) during the September nights.Humidity
In Cheongju, the average relative humidity in September is 74.2%.Rainfall
In Cheongju, in September, it is raining for 9.1 days, with typically 147mm (5.79") of accumulated precipitation. Throughout the year, there are 113.1 rainfall days, and 1239mm (48.78") of precipitation is accumulated.Daylight
The average length of the day in September in Cheongju, South Korea, is 12h and 25min.On the first day of September in Cheongju, South Korea, sunrise is at 06:01 and sunset at 18:58. On the last day of the month, sunrise is at 06:24 and sunset at 18:15 KST.
Sunshine
The average sunshine in September in Cheongju is 5.9h.UV index
In September, the average daily maximum UV index is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index of 7 in September converts into the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Frequently asked questions
What are September temperatures in Cheongju?
What is the average humidity in September in Cheongju?
How much does it rain in Cheongju in September?
What is the average length of the day in September in Cheongju?
When are sunrise and sunset in September in Cheongju?
How long on average sun shines in September in Cheongju?
What is the UV index intensity in September in Cheongju?
Average temperature in September
Cheongju, South Korea
- Average high temperature in September: 26.3°C
The warmest month (with the highest average high temperature) is August (30.5°C).
The month with the lowest average high temperature is January (2.9°C).
- Average low temperature in September: 16.2°C
The month with the highest average low temperature is August (22°C).
The coldest month (with the lowest average low temperature) is January (-6.9°C).
Average humidity in September
Cheongju, South Korea
- Average humidity in September: 74.2%
The month with the highest relative humidity is July (76.4%).
The month with the lowest relative humidity is April (56.6%).
Average rainfall in September
Cheongju, South Korea
- Average rainfall in September: 147.1mm
The wettest month (with the highest rainfall) is August (285.1mm).
The driest month (with the least rainfall) is December (25.3mm).
Average rainfall days in September
Cheongju, South Korea
- Average rainfall days in September: 9.1 days
The month with the highest number of rainy days is July (15.9 days).
The month with the least rainy days is October (6.5 days).
Average daylight in September /
Average sunshine in September
Cheongju, South Korea
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in September: 5h and 5min
The month with the most sunshine is May (Average sunshine: 7h and 36min).
The month with the least sunshine is July (Average sunshine: 4h and 54min).
Average UV index in September
Cheongju, South Korea
- Average UV index in September: 7
The month with the highest UV index is July (UV index 10).
The months with the lowest UV index are January and December (UV index 2).
Cheongju, South Korea
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