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Cheonan-si (Cheonan)
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10 day weather forecast for Cheonan-si

Friday, 30th October 2026, at 14:19
Today
Sunny
18° 6°
Tomorrow
Sunny
15° 6°
Sunday
Light rain
11° 6°
Monday
Sunny
15° 6°
Tuesday
Sunny
15° 3°
Wednesday
Overcast
17° 6°
Thursday
Overcast
17° 9°
 More Details See
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Cheonan-si Weather Pages

Cheonan-si weather forecast

The weather forecast for Cheonan-si over the next 2 days indicates chilly conditions with temperatures ranging from 15 °C to 18 °C.

Rain is expected from Sunday until Monday.

Wind speeds are expected to be breezy, averaging around 17.6 km/h.

On Sunday, a notable cooling trend with temperatures reaching 11°C, and moderate rain with a 85% chance, accumulating about 7.93mm.

Weather today

Cheonan-si 14 days weather forecast

This weeks weather in Cheonan-si. Click on a date for detailed forecasts
Fri. 30
18°
6°
Sunny
0 mm
Sat. 31
15°
6°
Sunny
0 mm
Sun. 1
11°
6°
Light rain
7.9 mm
Mon. 2
15°
6°
Sunny
0.3 mm
Tue. 3
15°
3°
Sunny
0 mm
Wed. 4
17°
6°
Overcast
0 mm
Thu. 5
17°
9°
Overcast
0.1 mm
Fri. 6
10°
3°
Sunny
0.1 mm
Sat. 7
11°
1°
Sunny
0 mm
Sun. 8
13°
3°
Partly cloudy
0.6 mm
Mon. 9
14°
6°
Patchy rain possible
1.5 mm
Tue. 10
14°
5°
Partly cloudy
0 mm
Wed. 11
13°
5°
Partly cloudy
0 mm
Thu. 12
16°
6°
Sunny
0 mm
Further Ahead
Select a date

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Access Cheonan-si weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
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Cheonan-si long range weather forecast

30 day weather forecast for Cheonan-si
September
November
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Patchy rain possible
20°
2
Partly cloudy
20°
3
Patchy rain possible
20°
4
Patchy rain possible
23°
5
Patchy rain possible
21°
6
Light rain
19°
7
Patchy rain possible
20°
8
Overcast
23°
9
Overcast
22°
10
Patchy rain possible
22°
11
Patchy rain possible
24°
12
Patchy rain possible
23°
13
Moderate rain
20°
14
Light rain
18°
15
Heavy rain at times
21°
16
Moderate rain
22°
17
Light rain
24°
18
Heavy rain
20°
19
Light rain
19°
20
Partly cloudy
17°
21
Cloudy
16°
22
Light rain
16°
23
Patchy rain possible
18°
24
Light rain
17°
25
Patchy rain possible
19°
26
Sunny
19°
27
Overcast
16°
28
Sunny
14°
29
Overcast
16°
30
Sunny
18°
31
Sunny
15°
Important Notice
Our Cheonan-si long range weather forecast is based on historical data analysis rather than real-time forecasting models. While this provides a general outlook, weather conditions can change. We recommend checking the forecast closer to your planned date for the most current information.

Rain Forecast for the Next 14 Days in Cheonan-si

A total of 10.5 mm is expected over 2 rainy days. The wettest day is Sunday 1, with 7.9 mm. Click a day for details.
Fri. 30
0 mm
10%
Sat. 31
0 mm
7%
Sun. 1
7.9
7.9 mm
85%
Mon. 2
0.3
0.3 mm
24%
Tue. 3
0 mm
5%
Wed. 4
0 mm
11%
Thu. 5
0.1
0.1 mm
20%
Fri. 6
0.1
0.1 mm
6%
Sat. 7
0 mm
3%
Sun. 8
0.6
0.6 mm
36%
Mon. 9
1.5
1.5 mm
58%
Tue. 10
0 mm
8%
Wed. 11
0 mm
10%
Thu. 12
0 mm
7%

Frequently asked questions about the weather in Cheonan-si

How warm is it in Cheonan-si over the next 14 days?
Over the next two weeks, temperatures in Cheonan-si are expected to range from around 1 °C on the coldest nights up to about 18 °C on the warmest days. Use this range to plan what to pack and wear.

Will it rain in Cheonan-si in the next two weeks?
Yes - rain is expected on about 2 of the next 14 days in Cheonan-si, with roughly 10.5 mm of rainfall in total. It is worth keeping an umbrella or raincoat handy.

How windy is it in Cheonan-si?
Maximum wind speeds in Cheonan-si are forecast to reach about 25.2 km/h at their peak over the next 14 days.

When is the best time to visit Cheonan-si?
For a month-by-month look at temperatures and rainfall, see our best time to visit Cheonan-si guide.

How accurate is the 14-day forecast for Cheonan-si?
Our Cheonan-si forecast uses leading meteorological models and is most reliable over the next few days. Long-range days beyond a week show general trends and can change, so check back closer to the date for updates.
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