Annual mean 13°C · wettest around November · prevailing wind SW
Warmest
30.2 °C
Coldest
-0.1 °C
Wettest
87%
Windiest
2.6 m/s
Prevailing
SW
1.9 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
never good
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Every reading
bars actual · line feels-like, °Cchance of rain, %wind speed, m/ssky covered, %
The average temperature in Gwacheon over the whole year is 13°C. August is the hottest month, with highs of about 30°C; January is the coldest, with lows of about -4°C. The rainy (wet) season in Gwacheon runs from November, peaking in November with a 66% chance of rain on a given day. The dry season is December to February; December is the driest month, at 27%. Winds in Gwacheon are highest in April, averaging 1.5 m/s (5 km/h), and lightest in October, at 1.0 m/s (4 km/h). The prevailing wind is from the SW. The clearest skies in Gwacheon come in November, when the sky is typically 36% covered; August is the cloudiest month, at 65%.
Month by month Gwacheon climate by month: average temperatures year round · click a month to read it
Month
High
Low
Feels like
Chance of rain
Cloud
Wind
Being outside
Sun
Walking
January
2°C
-4°C
-2°C
36%
40%
1.1 m/s
0
0
9
February
5°C
-2°C
0°C
37%
38%
1.3 m/s
0
0
17
March
12°C
4°C
8°C
49%
38%
1.3 m/s
9
0
58
April
17°C
9°C
14°C
48%
36%
1.5 m/s
40
2
77
May
22°C
15°C
21°C
55%
45%
1.3 m/s
75
22
55
June
26°C
20°C
27°C
38%
52%
1.3 m/s
53
63
15
July
27°C
23°C
30°C
42%
62%
1.3 m/s
19
51
4
August
30°C
25°C
34°C
54%
65%
1.2 m/s
5
28
1
September
25°C
18°C
25°C
42%
51%
1.2 m/s
70
48
27
October
19°C
12°C
17°C
38%
40%
1.0 m/s
69
4
79
November
11°C
5°C
9°C
66%
36%
1.0 m/s
18
0
54
December
3°C
-2°C
-1°C
27%
37%
1.2 m/s
0
0
12
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Gwacheon weather by season
Year round, Gwacheon has days of about 2°C at their warmest in January, its coolest month, and 30°C in August, its warmest; the coolest hours of the day run from -4°C to 25°C through the year, and the average temperature over the year is 13°C around the clock. Rain is most likely around November and least likely around December. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Gwacheon weather in winterDecember to February
High 3°CLow -3°CRain 34%
Winter in Gwacheon has typical daily highs of about 3°C and lows of about -3°C, with a 34% chance of rain on a given day.
Gwacheon weather in springMarch to May
High 17°CLow 9°CRain 51%
Spring in Gwacheon has typical daily highs of about 17°C and lows of about 9°C, with a 51% chance of rain on a given day.
Gwacheon weather in summerJune to August
High 28°CLow 23°CRain 44%
Summer in Gwacheon has typical daily highs of about 28°C and lows of about 23°C, with a 44% chance of rain on a given day.
Gwacheon weather in autumnSeptember to November
High 18°CLow 12°CRain 49%
Autumn in Gwacheon has typical daily highs of about 18°C and lows of about 12°C, with a 49% chance of rain on a given day.
When is the rainy season in Gwacheon?
The rainy (wet) season in Gwacheon runs from November, peaking in November with a 66% chance of rain on a given day. The dry season is December to February; December is the driest month, at 27%.
What time of year is Gwacheon windiest?
Winds in Gwacheon are highest in April, averaging 1.5 m/s (5 km/h), and lightest in October, at 1.0 m/s (4 km/h). The prevailing wind is from the SW.
What is the average temperature in Gwacheon year round?
The average temperature in Gwacheon over the whole year is 13°C. August is the hottest month, with highs of about 30°C; January is the coldest, with lows of about -4°C.