Cheonan weather in September (Chungcheongnam-Do, South Korea)

Curious about the September weather in Cheonan? Wondering if it's an optimal time for a visit? This page provides detailed information on the weather conditions for that month.

In September, Cheonan generally has high temperatures and high rainfall. Throughout the daytime, temperatures often hover around 27°C. However, as the sun sets and evening approaches, there's a noticeable cool-down, with temperatures gently dropping to a more temperate 17°C.

Cheonan in September usually receives high rainfall, averaging around 144 mm for the month. Based on our climate data of the past 30 years, about 8 days of rain are anticipated.

The days are predominantly sunny, with an estimated total of around 197 hours of sunshine. This amount of sunlight does not only brightens the days but also contributes to a cheerful ambiance in the area during this month.

Should you favor a climate that's both dry and comfortably warm April, May and October typically offer the most agreeable circumstances. On the other hand, January, February, July and August tend to be characterized by conditions that may not be as optimal.

For an in-depth look at the yearly conditions, visit our specialized Cheonan climate page with graphs.

 

Cheonan, monthly averages in September

Min Temperature 17°C  

Max Temperature 27°C  

Chance of Rain 28%  

Precipitation 144 mm  

Rainy days 8 days  

Humidity 76%  

Sunshine 197 hours  

Percentage Sunshine 53%  

Where to go in South Korea in September

Find out more about the weather in South Korea in September and which places have the best weather conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Cheonan in September?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in September.

Swimming

7/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Cheonan.

Our site offers climate and forecast data for every country in the world. Are you going to South Korea? On this website you can find historical weather averages for many cities in South Korea. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.