Annual mean 11°C · wettest around July · prevailing wind S
Warmest
28.0 °C
Coldest
2.6 °C
Wettest
30%
Windiest
2.9 m/s
Prevailing
S
2.4 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 Kōfu over the whole year is 11°C. August is the hottest month, with highs of about 27°C; January is the coldest, with lows of about -4°C. The rainy (wet) season in Kōfu runs from March to October, peaking in July with a 24% chance of rain on a given day. The dry season is November to February; January is the driest month, at 7%. Winds in Kōfu are highest in February, averaging 2.3 m/s (8 km/h), and lightest in October, at 1.7 m/s (6 km/h). The prevailing wind is from the S. The clearest skies in Kōfu come in January, when the sky is typically 38% covered; September is the cloudiest month, at 76%.
Month by month Kōfu 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
3°C
-4°C
-2°C
7%
38%
2.1 m/s
0
0
16
February
4°C
-3°C
-1°C
9%
46%
2.3 m/s
1
0
20
March
8°C
1°C
4°C
17%
55%
2.2 m/s
11
0
47
April
14°C
6°C
10°C
17%
61%
2.3 m/s
40
2
66
May
18°C
12°C
16°C
17%
65%
2.1 m/s
66
14
57
June
22°C
16°C
21°C
21%
72%
1.9 m/s
56
37
30
July
26°C
20°C
27°C
24%
73%
1.9 m/s
19
45
10
August
27°C
21°C
29°C
20%
70%
1.9 m/s
12
40
11
September
23°C
17°C
23°C
21%
76%
1.8 m/s
44
43
23
October
17°C
11°C
15°C
18%
67%
1.7 m/s
55
13
59
November
11°C
5°C
8°C
9%
52%
1.7 m/s
26
0
67
December
6°C
-1°C
2°C
7%
41%
2.0 m/s
2
0
31
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 Kōfu weather by season
Year round, Kōfu has days of about 3°C at their warmest in January, its coolest month, and 27°C in August, its warmest; the coolest hours of the day run from -4°C to 21°C through the year, and the average temperature over the year is 11°C around the clock. Rain is most likely around July 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.
Kōfu weather in winterDecember to February
High 4°CLow -3°CRain 7%
Winter in Kōfu has typical daily highs of about 4°C and lows of about -3°C, with a 7% chance of rain on a given day.
Kōfu weather in springMarch to May
High 13°CLow 6°CRain 17%
Spring in Kōfu has typical daily highs of about 13°C and lows of about 6°C, with a 17% chance of rain on a given day.
Kōfu weather in summerJune to August
High 25°CLow 19°CRain 22%
Summer in Kōfu has typical daily highs of about 25°C and lows of about 19°C, with a 22% chance of rain on a given day.
Kōfu weather in autumnSeptember to November
High 17°CLow 11°CRain 16%
Autumn in Kōfu has typical daily highs of about 17°C and lows of about 11°C, with a 16% chance of rain on a given day.
When is the rainy season in Kōfu?
The rainy (wet) season in Kōfu runs from March to October, peaking in July with a 24% chance of rain on a given day. The dry season is November to February; January is the driest month, at 7%.
What time of year is Kōfu windiest?
Winds in Kōfu are highest in February, averaging 2.3 m/s (8 km/h), and lightest in October, at 1.7 m/s (6 km/h). The prevailing wind is from the S.
What is the average temperature in Kōfu year round?
The average temperature in Kōfu over the whole year is 11°C. August is the hottest month, with highs of about 27°C; January is the coldest, with lows of about -4°C.