Suwon

Gyeonggi-do Weather in January

Average temperatures, rainfall, sunshine and the best places to visit in Gyeonggi-do, South Korea in January.

Thinking about venturing to Gyeonggi-do, South Korea this January and curious about the weather conditions to expect? This page holds all the key information you seek, responding to your question:

What to Expect in Gyeonggi-do in January

Gyeonggi-do, South Korea is a region in South Korea. January in Gyeonggi-do generally has cold temperatures, with low precipitation. January is a winter month.

Temperatures

You can expect cold maximum daytime temperatures of around 4°C (39°F) and nighttime temperatures around -6°C (21°F) in Suwon. Typically, it's the chilliest month of the year. Making it a great time for staying indoors and enjoying the warmth. Make sure you're prepared by packing the right winter outfits.

To explore the conditions in Gyeonggi-do, South Korea in more detail, check the map below.

Precipitation

In January, precipitation varies across different areas. From low snow/rainfall in Paju with an average of 19 mm (0.7 in) to low snow/rainfall in Hwaseong with 25 mm (1 in). Going by our weather data, this month in Suwon usually has the least rain, making it the driest month of the year.

Average sunshine

Sunshine is moderately available across various locations. In Suwon, you can expect around 171 hours of sunlight in January, which gives a pleasant combination of sun and shade. For those who want maximum sunshine, our weather planner can point you toward the sunniest places on Earth.

Explore Gyeonggi-do by month

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

Best Places to Visit in Gyeonggi-do in January

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

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 Gyeonggi-do

What is the weather like in January for some of the most popular destinations in Gyeonggi-do, South Korea?

Temperature range in Gyeonggi-do (January)

Precipitation variation in Gyeonggi-do (January)

Suwon

In January Suwon generally has low temperatures with maximum daytime temperatures around 4°C (39°F), minimum nighttime temperatures around -6°C (21°F) and low monthly snow/rainfall. So on average the conditions are poor that month.

December
January
February
Max temperature
6°C (43°F)
4°C (39°F)
6°C (43°F)
Min temperature
-4°C (25°F)
-6°C (21°F)
-4°C (25°F)
Monthly sun hours
163 hours
171 hours
172 hours
Monthly snow/rainfall
26 mm (1 in)
23 mm (0.9 in)
32 mm (1.3 in)
Monthly rainy days
8 days
8 days
7 days
Weather conditions

Goyang

In January Goyang generally has low temperatures with maximum daytime temperatures around 3°C (37°F), minimum nighttime temperatures around -7°C (19°F) and low monthly snow/rainfall. So on average the conditions are poor that month.

December
January
February
Max temperature
5°C (41°F)
3°C (37°F)
6°C (43°F)
Min temperature
-5°C (23°F)
-7°C (19°F)
-5°C (23°F)
Monthly sun hours
163 hours
171 hours
172 hours
Monthly snow/rainfall
25 mm (1 in)
20 mm (0.8 in)
29 mm (1.1 in)
Monthly rainy days
7 days
6 days
6 days
Weather conditions

Hwaseong

In January Hwaseong generally has low temperatures with maximum daytime temperatures around 3°C (37°F), minimum nighttime temperatures around -4°C (25°F) and low monthly snow/rainfall. So on average the conditions are poor that month.

December
January
February
Max temperature
6°C (43°F)
3°C (37°F)
5°C (41°F)
Min temperature
-2°C (28°F)
-4°C (25°F)
-2°C (28°F)
Monthly sun hours
178 hours
188 hours
189 hours
Monthly snow/rainfall
30 mm (1.2 in)
25 mm (1 in)
34 mm (1.3 in)
Monthly rainy days
9 days
8 days
7 days
Weather conditions

Paju

In January Paju generally has low temperatures with maximum daytime temperatures around 3°C (37°F), minimum nighttime temperatures around -7°C (19°F) and low monthly snow/rainfall. So on average the conditions are poor that month.

December
January
February
Max temperature
5°C (41°F)
3°C (37°F)
6°C (43°F)
Min temperature
-5°C (23°F)
-7°C (19°F)
-5°C (23°F)
Monthly sun hours
163 hours
171 hours
172 hours
Monthly snow/rainfall
25 mm (1 in)
19 mm (0.7 in)
29 mm (1.1 in)
Monthly rainy days
7 days
6 days
5 days
Weather conditions

Ansan

In January Ansan generally has low temperatures with maximum daytime temperatures around 3°C (37°F), minimum nighttime temperatures around -4°C (25°F) and low monthly snow/rainfall. So on average the conditions are poor that month.

December
January
February
Max temperature
6°C (43°F)
3°C (37°F)
5°C (41°F)
Min temperature
-2°C (28°F)
-4°C (25°F)
-3°C (27°F)
Monthly sun hours
178 hours
188 hours
189 hours
Monthly snow/rainfall
29 mm (1.1 in)
24 mm (0.9 in)
33 mm (1.3 in)
Monthly rainy days
8 days
8 days
7 days
Weather conditions

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

In our records: South Korea January extremes

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

  • Based on our data, the coldest January night in South Korea dropped to -28°C (-18°F) in Sokcho on January 5, 1981.
  • In our records, the coldest January daytime high in South Korea was -14°C (7°F) in Gapyeong on January 5, 1986.

Popular cities in January

Day & night temperatures, rainfall and average weather in Gyeonggi-do in January.

City Weather Day temp Night temp Rainfall
Suwon 4°C (39°F) -6°C (21°F) 23 mm (0.9 in)
Goyang 3°C (37°F) -7°C (19°F) 20 mm (0.8 in)
Hwaseong 3°C (37°F) -4°C (25°F) 25 mm (1 in)
Paju 3°C (37°F) -7°C (19°F) 19 mm (0.7 in)
Ansan 3°C (37°F) -4°C (25°F) 24 mm (0.9 in)
Seongnam 3°C (37°F) -7°C (19°F) 23 mm (0.9 in)

Gyeonggi-do weather in January: frequently asked questions

What is the weather like in Gyeonggi-do, South Korea in January?

In January, Gyeonggi-do, South Korea generally has poor weather conditions. Suwon sees daytime temperatures near 4°C (39°F), with nights cooling to roughly -6°C (21°F).

What is the average temperature in Gyeonggi-do, South Korea in January?

In Suwon, the average daytime high in January is 4°C (39°F), while nighttime temperatures drop to around -6°C (21°F).

Does Gyeonggi-do, South Korea get a lot of snow/rain in January?

January is on the drier side in Gyeonggi-do, South Korea. Suwon averages only about 23 mm (0.9 in), with most days staying dry.

Is January a Good Time to Visit Gyeonggi-do, South Korea?

Given the typically poor weather conditions in Suwon, January may not be the ideal time to visit Gyeonggi-do, South Korea.

Generally speaking, May and October provide perfect weather in Suwon. On the other hand, the weather in January, February, July and August tend to be poor.

Interested in more climate information?

We have much more information about the climate in Gyeonggi-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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