Daejeon Weather in May
What's the weather like in Daejeon (Daejeon) in May 2025?
The climate in Daejeon during May can be summarized as mild and a little damp.
May is in the spring in Daejeon and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a comfortable 23°C (74°F), whilst at night 11°C (51°F) is normal.
| Daytime temperature | 23.4°C 74°F |
|---|---|
| Nightly temperature | 10.5°C 50.8°F |
| Average temperature | 16.9°C 62.4°F |
| Daily sunshine | 9 hrs |
| Avg rainfall | 92 mm 3.6 ins |
| Rainy days | 8 days |
| Sea temperature | 13.6°C 56.5°F |
| Humidity | 69% |
| Windspeed | 6.5kph 4 mph |
On average May is the 6th wettest month of the year in Daejeon with around 92mm 3.6 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 9 hours of sunshine per day.
May temperatures in Daejeon
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 Daejeon in May 2025.
Other monthly averages
Daejeon weather stats
| Hottest month: | August | 29.5°C 85.1°F |
|---|---|---|
| Driest month: | January | 31mm 1.2ins |
| Sunniest month: | October | 7.4hrs |
| Coldest month: | January | 2°C 35.6°F |
| Wettest month: | July | 299mm 11.8ins |
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