Annual mean 13°C · wettest around August · prevailing wind W
Warmest
30.0 °C
Coldest
2.0 °C
Wettest
85%
Windiest
3.8 m/s
Prevailing
W
3.0 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
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 Sŏsan over the whole year is 13°C. August is the hottest month, with highs of about 29°C; January is the coldest, with lows of about -3°C. The rainy (wet) season in Sŏsan runs from April to November, peaking in August with a 65% chance of rain on a given day. The dry season is December to March; January is the driest month, at 38%. Winds in Sŏsan are highest in April, averaging 2.7 m/s (10 km/h), and lightest in November, at 2.1 m/s (8 km/h). The prevailing wind is from the W. The clearest skies in Sŏsan come in March, when the sky is typically 46% covered; July is the cloudiest month, at 63%.
Month by month Sŏsan 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
-3°C
-2°C
38%
48%
2.2 m/s
0
0
5
February
4°C
-2°C
-0°C
46%
46%
2.4 m/s
0
0
12
March
11°C
3°C
6°C
51%
46%
2.6 m/s
6
0
47
April
16°C
9°C
12°C
57%
47%
2.7 m/s
33
1
73
May
21°C
14°C
19°C
61%
52%
2.5 m/s
71
12
67
June
25°C
19°C
25°C
53%
57%
2.3 m/s
63
50
27
July
28°C
24°C
31°C
61%
63%
2.3 m/s
21
47
5
August
29°C
24°C
32°C
65%
59%
2.2 m/s
13
37
4
September
25°C
19°C
25°C
61%
55%
2.3 m/s
57
46
28
October
18°C
12°C
16°C
58%
53%
2.3 m/s
56
4
74
November
12°C
6°C
9°C
52%
46%
2.1 m/s
20
0
56
December
4°C
-1°C
-0°C
41%
51%
2.2 m/s
0
0
13
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 Sŏsan weather by season
Year round, Sŏsan has days of about 2°C at their warmest in January, its coolest month, and 29°C in August, its warmest; the coolest hours of the day run from -3°C to 24°C through the year, and the average temperature over the year is 13°C around the clock. Rain is most likely around August and least likely around January. 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.
Sŏsan weather in winterDecember to February
High 3°CLow -2°CRain 42%
Winter in Sŏsan has typical daily highs of about 3°C and lows of about -2°C, with a 42% chance of rain on a given day.
Sŏsan weather in springMarch to May
High 16°CLow 9°CRain 56%
Spring in Sŏsan has typical daily highs of about 16°C and lows of about 9°C, with a 56% chance of rain on a given day.
Sŏsan weather in summerJune to August
High 27°CLow 22°CRain 60%
Summer in Sŏsan has typical daily highs of about 27°C and lows of about 22°C, with a 60% chance of rain on a given day.
Sŏsan weather in autumnSeptember to November
High 18°CLow 12°CRain 57%
Autumn in Sŏsan has typical daily highs of about 18°C and lows of about 12°C, with a 57% chance of rain on a given day.
When is the rainy season in Sŏsan?
The rainy (wet) season in Sŏsan runs from April to November, peaking in August with a 65% chance of rain on a given day. The dry season is December to March; January is the driest month, at 38%.
What time of year is Sŏsan windiest?
Winds in Sŏsan are highest in April, averaging 2.7 m/s (10 km/h), and lightest in November, at 2.1 m/s (8 km/h). The prevailing wind is from the W.
What is the average temperature in Sŏsan year round?
The average temperature in Sŏsan over the whole year is 13°C. August is the hottest month, with highs of about 29°C; January is the coldest, with lows of about -3°C.