Hwaseong Weather in May
What's the weather like in Hwaseong (Gyeonggi Province) in May 2026?
The climate in Hwaseong during May can be summarized as mild and a little damp.
May is in the spring in Hwaseong and is typically the 5th warmest month of the year. Daytime maximum temperatures average around 22°C (72°F), whilst at night 11°C (53°F) is normal.
| Daytime temperature | 22°C 71.6°F |
|---|---|
| Nightly temperature | 11.4°C 52.5°F |
| Average temperature | 16.7°C 62.1°F |
| Daily sunshine | 8.7 hrs |
| Avg rainfall | 86 mm 3.4 ins |
| Rainy days | 8 days |
| Sea temperature | 12.5°C 54.6°F |
| Humidity | 71% |
| Windspeed | 8.3kph 5 mph |
On average May is the 6th wettest month of the year in Hwaseong with around 86mm 3.4 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.7 hours of sunshine per day.
May temperatures in Hwaseong
May rainfall
May hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Hwaseong in May 2025.
Other monthly averages
Hwaseong weather stats
| Hottest month: | August | 29.1°C 84.4°F |
|---|---|---|
| Driest month: | December | 23mm 0.9ins |
| Sunniest month: | October | 7.5hrs |
| Coldest month: | January | 1.3°C 34.3°F |
| Wettest month: | July | 304mm 12ins |
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