Annual mean 17°C · wettest around June · prevailing wind W
Warmest
31.3 °C
Coldest
8.2 °C
Wettest
42%
Windiest
4.1 m/s
Prevailing
W
3.7 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 Suō-Ōshima over the whole year is 17°C. August is the hottest month, with highs of about 31°C; January is the coldest, with lows of about 4°C. The rainy (wet) season in Suō-Ōshima runs from March to September, peaking in June with a 36% chance of rain on a given day. The dry season is October to February; January is the driest month, at 17%. Winds in Suō-Ōshima are highest in February, averaging 3.4 m/s (12 km/h), and lightest in June, at 2.6 m/s (9 km/h). The prevailing wind is from the W. The clearest skies in Suō-Ōshima come in November, when the sky is typically 59% covered; June is the cloudiest month, at 77%.
Month by month Suō-Ōshima 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
9°C
4°C
4°C
17%
65%
3.3 m/s
0
0
35
February
9°C
4°C
5°C
21%
66%
3.4 m/s
2
0
35
March
13°C
8°C
9°C
31%
65%
3.1 m/s
14
0
65
April
18°C
12°C
15°C
34%
65%
3.1 m/s
54
1
82
May
22°C
16°C
20°C
30%
70%
3.0 m/s
84
11
69
June
25°C
21°C
26°C
36%
77%
2.6 m/s
67
48
26
July
29°C
25°C
32°C
33%
74%
2.7 m/s
13
50
2
August
31°C
26°C
34°C
27%
67%
2.9 m/s
5
36
1
September
27°C
23°C
29°C
30%
75%
3.0 m/s
35
57
9
October
22°C
17°C
21°C
26%
66%
3.1 m/s
77
23
60
November
17°C
11°C
15°C
22%
59%
3.0 m/s
52
1
82
December
11°C
6°C
7°C
17%
65%
3.2 m/s
6
0
51
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 Suō-Ōshima weather by season
Year round, Suō-Ōshima has days of about 9°C at their warmest in January, its coolest month, and 31°C in August, its warmest; the coolest hours of the day run from 4°C to 26°C through the year, and the average temperature over the year is 17°C around the clock. Rain is most likely around June 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.
Suō-Ōshima weather in winterDecember to February
High 10°CLow 5°CRain 18%
Winter in Suō-Ōshima has typical daily highs of about 10°C and lows of about 5°C, with a 18% chance of rain on a given day.
Suō-Ōshima weather in springMarch to May
High 17°CLow 12°CRain 32%
Spring in Suō-Ōshima has typical daily highs of about 17°C and lows of about 12°C, with a 32% chance of rain on a given day.
Suō-Ōshima weather in summerJune to August
High 28°CLow 24°CRain 32%
Summer in Suō-Ōshima has typical daily highs of about 28°C and lows of about 24°C, with a 32% chance of rain on a given day.
Suō-Ōshima weather in autumnSeptember to November
High 22°CLow 17°CRain 26%
Autumn in Suō-Ōshima has typical daily highs of about 22°C and lows of about 17°C, with a 26% chance of rain on a given day.
When is the rainy season in Suō-Ōshima?
The rainy (wet) season in Suō-Ōshima runs from March to September, peaking in June with a 36% chance of rain on a given day. The dry season is October to February; January is the driest month, at 17%.
What time of year is Suō-Ōshima windiest?
Winds in Suō-Ōshima are highest in February, averaging 3.4 m/s (12 km/h), and lightest in June, at 2.6 m/s (9 km/h). The prevailing wind is from the W.
What is the average temperature in Suō-Ōshima year round?
The average temperature in Suō-Ōshima over the whole year is 17°C. August is the hottest month, with highs of about 31°C; January is the coldest, with lows of about 4°C.