Annual mean 13°C · wettest around July · prevailing wind W
Warmest
29.9 °C
Coldest
2.8 °C
Wettest
37%
Windiest
3.9 m/s
Prevailing
W
3.1 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 Yamanouchi 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 -2°C. Yamanouchi has no sharply defined rainy season: the chance of rain on a given day runs from 16% in May, the driest month, to 24% in July, the wettest. Winds in Yamanouchi are highest in April, averaging 2.8 m/s (10 km/h), and lightest in September, at 2.1 m/s (8 km/h). The prevailing wind is from the W. The clearest skies in Yamanouchi come in January, when the sky is typically 59% covered; September is the cloudiest month, at 79%.
Month by month Yamanouchi 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
4°C
-2°C
-1°C
24%
59%
2.6 m/s
0
0
7
February
4°C
-1°C
-0°C
20%
62%
2.7 m/s
0
0
11
March
9°C
2°C
5°C
18%
62%
2.7 m/s
6
0
38
April
15°C
7°C
11°C
17%
65%
2.8 m/s
30
1
69
May
20°C
13°C
18°C
16%
68%
2.6 m/s
69
10
73
June
23°C
17°C
23°C
20%
75%
2.3 m/s
70
35
44
July
27°C
22°C
30°C
24%
76%
2.2 m/s
29
53
9
August
29°C
23°C
31°C
18%
74%
2.2 m/s
21
51
6
September
24°C
19°C
25°C
22%
79%
2.1 m/s
56
43
31
October
18°C
12°C
16°C
19%
72%
2.2 m/s
56
9
72
November
13°C
6°C
9°C
16%
60%
2.4 m/s
19
0
62
December
6°C
1°C
2°C
22%
59%
2.6 m/s
1
0
20
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 Yamanouchi weather by season
Year round, Yamanouchi has days of about 4°C at their warmest in January, its coolest month, and 29°C in August, its warmest; the coolest hours of the day run from -2°C to 23°C through the year, and the average temperature over the year is 13°C around the clock. Rain is most likely around July and least likely around May. 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.
Yamanouchi weather in winterDecember to February
High 5°CLow -1°CRain 22%
Winter in Yamanouchi has typical daily highs of about 5°C and lows of about -1°C, with a 22% chance of rain on a given day.
Yamanouchi weather in springMarch to May
High 15°CLow 7°CRain 17%
Spring in Yamanouchi has typical daily highs of about 15°C and lows of about 7°C, with a 17% chance of rain on a given day.
Yamanouchi weather in summerJune to August
High 26°CLow 21°CRain 21%
Summer in Yamanouchi has typical daily highs of about 26°C and lows of about 21°C, with a 21% chance of rain on a given day.
Yamanouchi weather in autumnSeptember to November
High 18°CLow 12°CRain 19%
Autumn in Yamanouchi has typical daily highs of about 18°C and lows of about 12°C, with a 19% chance of rain on a given day.
When is the rainy season in Yamanouchi?
Yamanouchi has no sharply defined rainy season: the chance of rain on a given day runs from 16% in May, the driest month, to 24% in July, the wettest.
What time of year is Yamanouchi windiest?
Winds in Yamanouchi are highest in April, averaging 2.8 m/s (10 km/h), and lightest in September, at 2.1 m/s (8 km/h). The prevailing wind is from the W.
What is the average temperature in Yamanouchi year round?
The average temperature in Yamanouchi 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 -2°C.