Annual mean 17°C · wettest around April · prevailing wind E
Warmest
31.4 °C
Coldest
8.5 °C
Wettest
40%
Windiest
4.9 m/s
Prevailing
E
4.0 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 Yokohama 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 3°C. Yokohama has no sharply defined rainy season: the chance of rain on a given day runs from 18% in January, the driest month, to 32% in April, the wettest. Winds in Yokohama are highest in April, averaging 3.9 m/s (14 km/h), and lightest in December, at 3.1 m/s (11 km/h). The prevailing wind is from the E. The clearest skies in Yokohama come in January, when the sky is typically 42% covered; June is the cloudiest month, at 68%.
Month by month Yokohama 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
3°C
4°C
18%
42%
3.3 m/s
0
0
30
February
10°C
4°C
5°C
21%
48%
3.7 m/s
2
0
33
March
13°C
8°C
9°C
30%
55%
3.8 m/s
16
0
60
April
18°C
13°C
14°C
32%
59%
3.9 m/s
48
2
76
May
22°C
17°C
20°C
30%
63%
3.8 m/s
79
13
65
June
25°C
21°C
25°C
31%
68%
3.4 m/s
66
43
29
July
29°C
25°C
31°C
26%
63%
3.5 m/s
19
47
5
August
31°C
26°C
33°C
27%
61%
3.6 m/s
9
37
2
September
27°C
23°C
28°C
29%
67%
3.4 m/s
42
49
17
October
21°C
17°C
20°C
30%
63%
3.5 m/s
68
18
62
November
17°C
11°C
14°C
24%
53%
3.2 m/s
44
0
79
December
11°C
6°C
7°C
20%
45%
3.1 m/s
5
0
53
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 Yokohama weather by season
Year round, Yokohama 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 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 April 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.
Yokohama weather in winterDecember to February
High 10°CLow 5°CRain 20%
Winter in Yokohama has typical daily highs of about 10°C and lows of about 5°C, with a 20% chance of rain on a given day.
Yokohama weather in springMarch to May
High 18°CLow 13°CRain 31%
Spring in Yokohama has typical daily highs of about 18°C and lows of about 13°C, with a 31% chance of rain on a given day.
Yokohama weather in summerJune to August
High 28°CLow 24°CRain 28%
Summer in Yokohama has typical daily highs of about 28°C and lows of about 24°C, with a 28% chance of rain on a given day.
Yokohama weather in autumnSeptember to November
High 22°CLow 17°CRain 28%
Autumn in Yokohama has typical daily highs of about 22°C and lows of about 17°C, with a 28% chance of rain on a given day.
When is the rainy season in Yokohama?
Yokohama has no sharply defined rainy season: the chance of rain on a given day runs from 18% in January, the driest month, to 32% in April, the wettest.
What time of year is Yokohama windiest?
Winds in Yokohama are highest in April, averaging 3.9 m/s (14 km/h), and lightest in December, at 3.1 m/s (11 km/h). The prevailing wind is from the E.
What is the average temperature in Yokohama year round?
The average temperature in Yokohama 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 3°C.