Mud festival in South Korea
In July, the peaceful seaside town of Boryeong turned into a chaos of mud for 9 days. We recommend putting this festival on your bucket list.
Donghae Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Donghae.
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Climate overview of Donghae
The climate in Donghae, Gangwon-Do, South Korea, is marked by large temperature swings across the seasons, ranging from 27°C (81°F) in August to 5°C (41°F) in January.
With around 1217 mm (48 in) of annual rain/snowfall, Donghae has a notably wet climate. However, this rain/snowfall is not evenly distributed, the city has a distinct rainy season from July to September, with warm summers and cold winters. The wettest month is August. May is the sunniest month, averaging 7.8 hours of sunshine per day.
Donghae Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Donghae - and find the best time to visit.
Monthly Temperature in Donghae
In Donghae, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a comfortable 27°C (81°F) in August. In January, the coolest month of the year, temperatures drop to a chilly 5°C (41°F).
At night, temperatures range from around 22°C (72°F) in August to -3°C (27°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Donghae
Donghae experiences significant rain/snowfall throughout the year, averaging 1217 mm (48 in) of precipitation annually. Donghae can be quite wet during August, receiving approximately 204 mm (8 in) of precipitation over 14 rainy days.
In contrast, during the driest month (December), you will experience much drier conditions, with 42 mm (1.7 in) of precipitation spread across 6 rainy days. For more details, please visit our Donghae Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Donghae
Donghae can be enjoyed more throughout the sunniest month of May under a blue sky, with approximately 7.8 hours of sunshine daily. In contrast, the city experiences much darker days in August, with only 4.6 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Pyeongchang, South Korea (65 KM, 40 Miles).
Daily hours of sunshine
Data from: Pyeongchang, South Korea (65 KM, 40 Miles).
Daily percentage of sunshine
Data from: Pyeongchang, South Korea (65 KM, 40 Miles).
Humidity in Donghae by Month
The relative humidity is high throughout the year in Donghae.
The city experiences its highest humidity in August, reaching 87%. In April, the humidity drops to its lowest level at 61%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Data from: Pyeongchang, South Korea (65 KM, 40 Miles).
Best Time to Visit Donghae
Conditions in Donghae are generally most comfortable in May. They are typically least comfortable in January, February, March and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
cold
Feb
cold
Mar
cold
Apr
good
May
excellent
Jun
very good
Jul
good
Aug
mixed
Sep
good
Oct
very good
Nov
mixed
Dec
cold
- Best overall: May
- Warmest weather: July and August
- Most sunshine: April and May
- Fewest rainy days: January, November and December
- Wettest months: June, July, August and September, when rainfall is highest.
- Seasonal pattern: A distinct rainy season from July to September, with warm summers and cold winters
- Coldest conditions: January, with freezing nights around -3°C (27°F).
Frequently asked questions about the climate in Donghae
What is the best time to visit Donghae?
May typically offers the most optimal weather in Donghae. In contrast, January, February, March and December tend to have less optimal conditions. Donghae has a distinct rainy season from July to September, with warm summers and cold winters.
What temperatures can I expect in Donghae?
Daytime highs range from 5°C (41°F) in January to 27°C (81°F) in August. Nighttime lows range from -3°C (27°F) to 22°C (72°F). Temperatures vary considerably through the year.
How much rain does Donghae get?
Annual rainfall is around 1217 mm (48 in). August is the wettest month with 204 mm (8 in), while December is the driest with 42 mm (1.7 in).
How sunny is Donghae?
Donghae receives around 2,230 hours of sunshine per year. May is the sunniest month with 235 hours, while August is the cloudiest with just 137 hours. Overall, Donghae enjoys abundant sunshine.
Donghae 3-Day Forecast
Donghae on the map
Donghae is highlighted - select any city to see its climate.
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