Daejeon Weather in July
What's the weather like in Daejeon (Daejeon) in July 2025?
The climate in Daejeon during July can be summarized as hot, humid and very wet.
July is in the summer in Daejeon and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a muggy 29°C (84°F), whilst at night 21°C (69°F) is normal.
| Daytime temperature | 29°C 84.2°F |
|---|---|
| Nightly temperature | 20.8°C 69.4°F |
| Average temperature | 24.9°C 76.8°F |
| Daily sunshine | 6.7 hrs |
| Avg rainfall | 299 mm 11.8 ins |
| Rainy days | 15 days |
| Sea temperature | 22.9°C 73.2°F |
| Humidity | 82% |
| Windspeed | 5.4kph 3 mph |
On average July is the wettest month of the year in Daejeon with around 299mm 11.8 inches of rain making it a very wet time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.7 hours of sunshine per day.
July temperatures in Daejeon
July rainfall
July 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 July 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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