Climate of Daejeon, South Korea
Area-weighted average across Daejeon. For where people actually live and travel, see the cities below.
Daejeon, a subdivision of Korea, Republic of, has a strongly continental climate on average. Area-weighted monthly temperatures across the whole territory range from -2.2°C / 28°F in January to 25.2°C / 77.4°F in August, with rainfall from 29 mm / 1.1 in to 307 mm / 12.1 in depending on the season (1320 mm / 52 in total across the year). See the city listed below for point-value climate at specific locations — these often differ from the area-weighted average, especially in geographically diverse subdivisions.
| Month | Temperature | Rainfall | Matches |
|---|---|---|---|
| January | -2.2°C28°F | 29 mm1.1″ | Snowy |
| February | -0.1°C31.8°F | 37 mm1.5″ | Snowy |
| March | 5.1°C41.2°F | 55 mm2.2″ | — |
| April | 12.1°C53.8°F | 89 mm3.5″ | — |
| May | 17.2°C63°F | 94 mm3.7″ | — |
| June | 21.6°C70.9°F | 159 mm6.3″ | — |
| July | 24.9°C76.8°F | 307 mm12.1″ | — |
| August | 25.2°C77.4°F | 276 mm10.9″ | — |
| September | 20°C68°F | 147 mm5.8″ | — |
| October | 13.5°C56.3°F | 50 mm2″ | — |
| November | 6.5°C43.7°F | 48 mm1.9″ | — |
| December | 0.4°C32.7°F | 29 mm1.1″ | Snowy |
Frequently asked questions
What is the best time to visit Daejeon?
Daejeon, Korea, Republic of does not have a clear sunny-and-dry window by our cutoffs. The warmest month is August at 25.2°C / 77.4°F, and the driest is January at 29 mm / 1.1 in — likely your best travel window. For city-level detail, see the cities section below.
What is the climate of Daejeon?
Daejeon, Korea, Republic of has area-weighted monthly average temperatures ranging from -2.2°C / 28°F in January to 25.2°C / 77.4°F in August. Annual rainfall averages about 1320 mm / 52 in, with the wettest month being July (307 mm / 12.1 in) and the driest January (29 mm / 1.1 in). Because this is an area average across the whole subdivision, local city values can differ substantially.
What is the hottest month in Daejeon?
The hottest month in Daejeon is August, with an area-wide average temperature of 25.2°C / 77.4°F.
What is the coldest month in Daejeon?
The coldest month in Daejeon is January, with an area-wide average temperature of -2.2°C / 28°F.
When does it rain most in Daejeon?
The wettest month in Daejeon is July, averaging about 307 mm / 12.1 in of rainfall. The driest is January with about 29 mm / 1.1 in.