Seoul

Chungcheongbuk-Do Weather in September

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

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Seoul Incheon Daejeon Ulsan

Planning a getaway to Chungcheongbuk-Do, South Korea this September and curious about the weather you should prepare for? Discover all the vital details you need on this page, solving your puzzle:

What to Expect in Chungcheongbuk-Do in September

Chungcheongbuk-Do, South Korea is a region in South Korea. September in Chungcheongbuk-Do generally has warm temperatures, with precipitation levels ranging from high to heavy.

Temperatures

You can expect warm maximum daytime temperatures of around 27°C (81°F) and nighttime temperatures around 17°C (63°F) in Seoul.

For specific regional insights in Chungcheongbuk-Do, South Korea, refer to the map provided below.

Precipitation

In September, precipitation varies across different areas. From high rainfall in Incheon with an average of 128 mm (5 in) to heavy rainfall in Ulsan with 180 mm (7.1 in).

Average sunshine

Most places get a reasonable amount of sunshine. Take Seoul as an example - it receives around 182 hours of sunlight, offering a nice mix of sunny and partly cloudy days. Want to compare this with brighter destinations? Try our weather planner to explore your options.

Explore Chungcheongbuk-Do by month

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

January3°C (37°F) February6°C (43°F) March12°C (54°F) April19°C (66°F) May24°C (75°F) June28°C (82°F) This monthJuly30°C (86°F) August31°C (88°F) September27°C (81°F) October21°C (70°F) November13°C (55°F) December5°C (41°F)
Best Time to Visit Chungcheongbuk-Do →

Best Places to Visit in Chungcheongbuk-Do in September

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

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

Temperature range in Chungcheongbuk-Do (September)

Precipitation variation in Chungcheongbuk-Do (September)

Seoul

In September Seoul generally has high temperatures with maximum daytime temperatures around 27°C (81°F), minimum nighttime temperatures around 17°C (63°F) and high monthly rainfall. So on average the conditions are pleasant that month.

« August
September
October »
August
September
October
Max temperature
31°C (88°F)
27°C (81°F)
21°C (70°F)
Min temperature
22°C (72°F)
17°C (63°F)
9°C (48°F)
Monthly sun hours
154 hours
182 hours
207 hours
Monthly rainfall
260 mm (10 in)
128 mm (5 in)
55 mm (2.2 in)
Monthly rainy days
13 days
9 days
7 days
Weather conditions
poor
pleasant
perfect
Climate in Seoul →

Incheon

In September Incheon generally has high temperatures with maximum daytime temperatures around 26°C (79°F), minimum nighttime temperatures around 19°C (66°F) and high monthly rainfall. So on average the conditions are pleasant that month.

« August
September
October »
August
September
October
Max temperature
29°C (84°F)
26°C (79°F)
20°C (68°F)
Min temperature
23°C (73°F)
19°C (66°F)
11°C (52°F)
Monthly sun hours
192 hours
202 hours
218 hours
Monthly rainfall
243 mm (9.6 in)
128 mm (5 in)
56 mm (2.2 in)
Monthly rainy days
13 days
8 days
6 days
Weather conditions
unpleasant
pleasant
perfect
Climate in Incheon →

Daejeon

In September Daejeon generally has high temperatures with maximum daytime temperatures around 27°C (81°F), minimum nighttime temperatures around 17°C (63°F) and high monthly rainfall. So on average the conditions are pleasant that month.

« August
September
October »
August
September
October
Max temperature
31°C (88°F)
27°C (81°F)
22°C (72°F)
Min temperature
22°C (72°F)
17°C (63°F)
9°C (48°F)
Monthly sun hours
155 hours
171 hours
193 hours
Monthly rainfall
211 mm (8.3 in)
148 mm (5.8 in)
58 mm (2.3 in)
Monthly rainy days
14 days
9 days
7 days
Weather conditions
poor
pleasant
perfect
Climate in Daejeon →

Ulsan

In September Ulsan generally has high temperatures with maximum daytime temperatures around 27°C (81°F), minimum nighttime temperatures around 20°C (68°F) and heavy monthly rainfall. So on average the conditions are pleasant that month.

« August
September
October »
August
September
October
Max temperature
30°C (86°F)
27°C (81°F)
22°C (72°F)
Min temperature
24°C (75°F)
20°C (68°F)
13°C (55°F)
Monthly sun hours
169 hours
152 hours
195 hours
Monthly rainfall
214 mm (8.4 in)
180 mm (7.1 in)
77 mm (3 in)
Monthly rainy days
11 days
11 days
7 days
Weather conditions
poor
pleasant
perfect
Climate in Ulsan →

Cheongju

In September Cheongju generally has high temperatures with maximum daytime temperatures around 27°C (81°F), minimum nighttime temperatures around 17°C (63°F) and high monthly rainfall. So on average the conditions are pleasant that month.

« August
September
October »
August
September
October
Max temperature
31°C (88°F)
27°C (81°F)
21°C (70°F)
Min temperature
22°C (72°F)
17°C (63°F)
9°C (48°F)
Monthly sun hours
177 hours
177 hours
202 hours
Monthly rainfall
222 mm (8.7 in)
145 mm (5.7 in)
59 mm (2.3 in)
Monthly rainy days
14 days
9 days
7 days
Weather conditions
poor
pleasant
perfect
Climate in Cheongju →

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

Popular cities in September

Day & night temperatures, rainfall and average weather in Chungcheongbuk-Do in September.

City Weather Day temp Night temp Rainfall
Seoul 27°C (81°F) 17°C (63°F) 128 mm (5 in)
Incheon 26°C (79°F) 19°C (66°F) 128 mm (5 in)
Daejeon 27°C (81°F) 17°C (63°F) 148 mm (5.8 in)
Ulsan 27°C (81°F) 20°C (68°F) 180 mm (7.1 in)
Cheongju 27°C (81°F) 17°C (63°F) 145 mm (5.7 in)
Chungju 26°C (79°F) 16°C (61°F) 140 mm (5.5 in)

Chungcheongbuk-Do weather in September: frequently asked questions

What is the weather like in Chungcheongbuk-Do, South Korea in September?

Expect pleasant weather across Chungcheongbuk-Do, South Korea in September. The popular destination of Seoul averages 27°C (81°F) by day and 17°C (63°F) at night during this month.

What is the average temperature in Chungcheongbuk-Do, South Korea in September?

In Seoul, the average daytime high in September is 27°C (81°F), while nighttime temperatures drop to around 17°C (63°F).

Does Chungcheongbuk-Do, South Korea get a lot of rain in September?

Chungcheongbuk-Do, South Korea sees substantial rainfall in September. Seoul typically averages about 128 mm (5 in), a mix of wet and dry days, but bring an umbrella.

Is September a Good Time to Visit Chungcheongbuk-Do, South Korea?

In our opinion, September is a good time to visit Chungcheongbuk-Do, South Korea with overall pleasant weather in Seoul. However, the weather conditions may vary depending on your destination.

On average, the best time to visit Chungcheongbuk-Do, South Korea is in May and October with generally perfect weather in Seoul. On the other hand, the weather in January, July and August tend to be poor.

Interested in more climate information?

We have much more information about the climate in Chungcheongbuk-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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