Annual mean 17°C · wettest around June · prevailing wind W
Warmest
32.6 °C
Coldest
7.2 °C
Wettest
31%
Windiest
3.6 m/s
Prevailing
W
3.2 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 Ōtsu over the whole year is 17°C. August is the hottest month, with highs of about 32°C; January is the coldest, with lows of about 3°C. Ōtsu has no sharply defined rainy season: the chance of rain on a given day runs from 10% in November, the driest month, to 21% in June, the wettest. Winds in Ōtsu are highest in March, averaging 2.8 m/s (10 km/h), and lightest in November, at 2.3 m/s (8 km/h). The prevailing wind is from the W. The clearest skies in Ōtsu come in November, when the sky is typically 56% covered; July is the cloudiest month, at 74%.
Month by month Ōtsu 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
8°C
3°C
3°C
12%
63%
2.6 m/s
0
0
25
February
8°C
3°C
4°C
12%
62%
2.7 m/s
2
0
29
March
13°C
6°C
9°C
17%
62%
2.8 m/s
16
0
62
April
18°C
11°C
15°C
17%
64%
2.8 m/s
56
2
79
May
23°C
16°C
21°C
17%
66%
2.6 m/s
81
21
59
June
26°C
20°C
27°C
21%
74%
2.4 m/s
55
54
20
July
30°C
25°C
33°C
20%
74%
2.4 m/s
6
39
1
August
32°C
26°C
35°C
15%
64%
2.6 m/s
4
28
0
September
28°C
23°C
29°C
20%
74%
2.4 m/s
34
55
9
October
22°C
16°C
21°C
16%
67%
2.4 m/s
74
23
60
November
16°C
10°C
14°C
10%
56%
2.3 m/s
45
1
83
December
10°C
5°C
6°C
11%
61%
2.6 m/s
4
0
47
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 Ōtsu weather by season
Year round, Ōtsu has days of about 8°C at their warmest in January, its coolest month, and 32°C in August, its warmest; the coolest hours of the day run from 3°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 November. 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.
Ōtsu weather in winterDecember to February
High 9°CLow 4°CRain 12%
Winter in Ōtsu has typical daily highs of about 9°C and lows of about 4°C, with a 12% chance of rain on a given day.
Ōtsu weather in springMarch to May
High 18°CLow 11°CRain 17%
Spring in Ōtsu has typical daily highs of about 18°C and lows of about 11°C, with a 17% chance of rain on a given day.
Ōtsu weather in summerJune to August
High 29°CLow 24°CRain 18%
Summer in Ōtsu has typical daily highs of about 29°C and lows of about 24°C, with a 18% chance of rain on a given day.
Ōtsu weather in autumnSeptember to November
High 22°CLow 16°CRain 16%
Autumn in Ōtsu has typical daily highs of about 22°C and lows of about 16°C, with a 16% chance of rain on a given day.
When is the rainy season in Ōtsu?
Ōtsu has no sharply defined rainy season: the chance of rain on a given day runs from 10% in November, the driest month, to 21% in June, the wettest.
What time of year is Ōtsu windiest?
Winds in Ōtsu are highest in March, averaging 2.8 m/s (10 km/h), and lightest in November, at 2.3 m/s (8 km/h). The prevailing wind is from the W.
What is the average temperature in Ōtsu year round?
The average temperature in Ōtsu over the whole year is 17°C. August is the hottest month, with highs of about 32°C; January is the coldest, with lows of about 3°C.