Daejeon weather records
Record high and low temperatures for Daejeon, by month, by season, and all-time, with the dates they occurred, across 1980–2026 of daily climate history. Its hottest day on record reached 39°C on 2018-08-01; its coldest fell to -19°C on 2013-01-10.
Records by month
The warmest (▲) and coldest (▼) both the daytime high and the overnight low have ever been in each calendar month, so each column shows its record high and its record low. Tap a month for its full averages and typical range.
| Month | Daytime high | Overnight low |
|---|---|---|
| January | 15°C2002-01-14
-10°C1986-01-05
|
10°C2002-01-15
-19°C2013-01-10
|
| February | 21°C2021-02-21
-9°C1981-02-26
|
11°C2010-02-25
-16°C1991-02-22
|
| March | 29°C2025-03-26
-2°C2004-03-06
|
14°C2018-03-14
-12°C2004-03-06
|
| April | 31°C2005-04-30
5°C1993-04-08
|
20°C2005-04-30
-2°C1991-04-01
|
| May | 34°C2014-05-31
12°C2021-05-01
|
24°C2018-05-16
4°C2019-05-06
|
| June | 35°C2024-06-19
17°C1982-06-01
|
27°C2022-06-27
10°C1992-06-07
|
| July | 38°C2018-07-27
19°C1997-07-06
|
27°C2024-07-22
14°C1986-07-03
|
| August | 39°C2018-08-01
20°C2017-08-30
|
28°C2018-08-22
15°C2017-08-30
|
| September | 35°C2024-09-10
16°C1987-09-26
|
26°C1992-09-01
7°C1987-09-26
|
| October | 31°C2021-10-03
7°C1980-10-26
|
21°C2013-10-07
-2°C1986-10-30
|
| November | 26°C2023-11-02
-2°C1987-11-29
|
18°C2023-11-05
-10°C1987-11-29
|
| December | 19°C2023-12-09
-7°C1980-12-29
|
11°C2018-12-03
-15°C2000-12-26
|
Records by season
The warmest (▲) and coldest (▼) both the daytime high and the overnight low have reached in each meteorological season (Northern Hemisphere, each a three-month span).
| Season | Daytime high | Overnight low |
|---|---|---|
| Winter (Dec–Feb) | 21°C2021-02-21
-10°C1986-01-05
|
11°C2010-02-25
-19°C2013-01-10
|
| Spring (Mar–May) | 34°C2014-05-31
-2°C2004-03-06
|
24°C2018-05-16
-12°C2004-03-06
|
| Summer (Jun–Aug) | 39°C2018-08-01
17°C1982-06-01
|
28°C2018-08-22
10°C1992-06-07
|
| Autumn (Sep–Nov) | 35°C2024-09-10
-2°C1987-11-29
|
26°C1992-09-01
-10°C1987-11-29
|
All-time records
The most extreme value Daejeon has recorded for each metric across its entire history.
High
Low
Feels-like
Humidity
Wind
Gust
Precip
For rainfall, the “driest” figure is the longest run of consecutive days without measurable rain, dated to when that dry spell began.