Chungcheongnam-Do Weather in April

Average temperatures, rainfall, sunshine and the best places to visit in Chungcheongnam-Do, South Korea in April.

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Cheonan Buyeo Boryeong Asan

Planning a trip to Chungcheongnam-Do, South Korea this April? Here's what you need to know about the weather:

What to Expect in Chungcheongnam-Do in April

Chungcheongnam-Do, South Korea is a region in South Korea. April in Chungcheongnam-Do generally has temperatures that range from mild to pleasant, with precipitation levels ranging from moderate to high.

Temperatures

The average maximum daytime temperatures vary from mild in Boryeong at 16°C (61°F) to pleasant in Cheonan at 20°C (68°F). Nighttime temperatures generally drop to 6°C (43°F) in Cheonan and 8°C (46°F) in Boryeong.

To learn more about the conditions in specific areas of Chungcheongnam-Do, South Korea, check out the map below.

Precipitation

In April, precipitation varies across different areas. From moderate rainfall in Asan with an average of 75 mm (3 in) to high rainfall in Sancheong with 108 mm (4.3 in).

Average sunshine

Sunshine is generally plentiful throughout many areas. Cheonan enjoys about 235 hours of sunlight, ideal for those seeking sunny weather.

Explore Chungcheongnam-Do by month

Pick a month to see the average temperature, rainfall and sunshine in Chungcheongnam-Do - and find the best time to visit. (based on Cheonan)

January4°C (39°F) February7°C (45°F) March13°C (55°F) April20°C (68°F) May26°C (79°F) June29°C (84°F) This monthJuly31°C (88°F) August31°C (88°F) September27°C (81°F) October21°C (70°F) November14°C (57°F) December6°C (43°F)
Best Time to Visit Chungcheongnam-Do →

Best Places to Visit in Chungcheongnam-Do in April

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Chungcheongnam-Do.

Conditions Temperatures Precipitation
perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Chungcheongnam-Do

What is the weather like in April for some of the most popular destinations in Chungcheongnam-Do, South Korea?

Temperature range in Chungcheongnam-Do (April)

Precipitation variation in Chungcheongnam-Do (April)

Cheonan

In April Cheonan generally has pleasant temperatures with maximum daytime temperatures around 20°C (68°F), minimum nighttime temperatures around 6°C (43°F) and moderate monthly rainfall. So on average the conditions are excellent that month.

« March
April
May »
March
April
May
Max temperature
13°C (55°F)
20°C (68°F)
26°C (79°F)
Min temperature
1°C (34°F)
6°C (43°F)
13°C (55°F)
Monthly sun hours
219 hours
235 hours
248 hours
Monthly rainfall
47 mm (1.9 in)
79 mm (3.1 in)
88 mm (3.5 in)
Monthly rainy days
8 days
9 days
8 days
Weather conditions
mixed
excellent
excellent
Climate in Cheonan →

Buyeo

In April Buyeo generally has pleasant temperatures with maximum daytime temperatures around 19°C (66°F), minimum nighttime temperatures around 7°C (45°F) and moderate monthly rainfall. So on average the conditions are very good that month.

« March
April
May »
March
April
May
Max temperature
13°C (55°F)
19°C (66°F)
25°C (77°F)
Min temperature
2°C (36°F)
7°C (45°F)
13°C (55°F)
Monthly sun hours
202 hours
212 hours
225 hours
Monthly rainfall
50 mm (2 in)
86 mm (3.4 in)
87 mm (3.4 in)
Monthly rainy days
7 days
9 days
8 days
Weather conditions
mixed
very good
excellent
Climate in Buyeo →

Boryeong

In April Boryeong generally has moderate temperatures with maximum daytime temperatures around 16°C (61°F), minimum nighttime temperatures around 8°C (46°F) and moderate monthly rainfall. So on average the conditions are good that month.

« March
April
May »
March
April
May
Max temperature
11°C (52°F)
16°C (61°F)
22°C (72°F)
Min temperature
3°C (37°F)
8°C (46°F)
14°C (57°F)
Monthly sun hours
217 hours
220 hours
241 hours
Monthly rainfall
48 mm (1.9 in)
85 mm (3.3 in)
87 mm (3.4 in)
Monthly rainy days
7 days
9 days
8 days
Weather conditions
mixed
good
excellent
Climate in Boryeong →

Asan

In April Asan generally has pleasant temperatures with maximum daytime temperatures around 20°C (68°F), minimum nighttime temperatures around 6°C (43°F) and moderate monthly rainfall. So on average the conditions are excellent that month.

« March
April
May »
March
April
May
Max temperature
13°C (55°F)
20°C (68°F)
25°C (77°F)
Min temperature
1°C (34°F)
6°C (43°F)
13°C (55°F)
Monthly sun hours
219 hours
235 hours
248 hours
Monthly rainfall
44 mm (1.7 in)
75 mm (3 in)
83 mm (3.3 in)
Monthly rainy days
8 days
9 days
8 days
Weather conditions
mixed
excellent
excellent
Climate in Asan →

Sancheong

In April Sancheong generally has pleasant temperatures with maximum daytime temperatures around 19°C (66°F), minimum nighttime temperatures around 7°C (45°F) and high monthly rainfall. So on average the conditions are good that month.

« March
April
May »
March
April
May
Max temperature
12°C (54°F)
19°C (66°F)
24°C (75°F)
Min temperature
1°C (34°F)
7°C (45°F)
12°C (54°F)
Monthly rainfall
68 mm (2.7 in)
108 mm (4.3 in)
105 mm (4.1 in)
Monthly rainy days
7 days
8 days
9 days
Weather conditions
mixed
good
very good
Climate in Sancheong →

Is your destination not in the list? Have a look at all destinations in Chungcheongnam-Do, in South Korea.

In our records: South Korea April extremes

Notable April records observed across cities in South Korea in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • From our sources, the wettest April day in South Korea brought 500 mm (20 in) in Jeonju on April 30, 2011.

Popular cities in April

Day & night temperatures, rainfall and average weather in Chungcheongnam-Do in April.

City Weather Day temp Night temp Rainfall
Cheonan 20°C (68°F) 6°C (43°F) 79 mm (3.1 in)
Buyeo 19°C (66°F) 7°C (45°F) 86 mm (3.4 in)
Boryeong 16°C (61°F) 8°C (46°F) 85 mm (3.3 in)
Asan 20°C (68°F) 6°C (43°F) 75 mm (3 in)
Sancheong 19°C (66°F) 7°C (45°F) 108 mm (4.3 in)

Chungcheongnam-Do weather in April: frequently asked questions

What is the weather like in Chungcheongnam-Do, South Korea in April?

Chungcheongnam-Do, South Korea typically experiences excellent weather in April, part of the season. Daytime highs in Cheonan average around 20°C (68°F), and temperatures drop to about 6°C (43°F) at night.

What is the average temperature in Chungcheongnam-Do, South Korea in April?

Daytime temperatures in Cheonan peak at roughly 20°C (68°F) in April, dropping to about 6°C (43°F) overnight.

Does Chungcheongnam-Do, South Korea get a lot of rain in April?

Not particularly. Cheonan averages just 79 mm (3.1 in) of rain in April, making it a mostly dry month for Chungcheongnam-Do, South Korea.

Is April a Good Time to Visit Chungcheongnam-Do, South Korea?

We believe that April is one of the best times to visit Chungcheongnam-Do, South Korea with overall excellent weather in Cheonan. It's worth noting that weather conditions might differ depending on the location you visit.

On average, the best time to visit Chungcheongnam-Do, South Korea is in April, May and October with generally excellent weather in Cheonan. On the other hand, the months of January, February, July and August tend to have less favorable weather conditions.

Interested in more climate information?

We have much more information about the climate in Chungcheongnam-Do.

Weather and climate has detailed information for every country in the world. Are you going to South Korea? Get detailed 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 travel conditions. Find out where to go with our weather planner.

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