Annual mean 18°C · wettest around June · prevailing wind NE
Warmest
31.7 °C
Coldest
8.2 °C
Wettest
40%
Windiest
3.7 m/s
Prevailing
NE
3.1 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 Zhoushan over the whole year is 18°C. August is the hottest month, with highs of about 32°C; January is the coldest, with lows of about 5°C. The rainy (wet) season in Zhoushan runs from May to June, peaking in June with a 37% chance of rain on a given day. The dry season is July to August; August is the driest month, at 17%. Winds in Zhoushan are highest in October, averaging 2.9 m/s (10 km/h), and lightest in June, at 2.3 m/s (8 km/h). The prevailing wind is from the NE. The clearest skies in Zhoushan come in August, when the sky is typically 77% covered; June is the cloudiest month, at 88%.
Month by month Zhoushan 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
5°C
6°C
25%
83%
2.7 m/s
6
0
42
February
10°C
6°C
6°C
29%
79%
2.8 m/s
7
1
41
March
14°C
9°C
11°C
29%
81%
2.7 m/s
25
1
68
April
19°C
14°C
18°C
22%
81%
2.6 m/s
66
9
74
May
23°C
18°C
23°C
27%
82%
2.6 m/s
72
34
44
June
26°C
22°C
29°C
37%
88%
2.3 m/s
34
51
9
July
31°C
26°C
35°C
25%
78%
2.8 m/s
4
26
0
August
32°C
27°C
36°C
17%
77%
2.8 m/s
2
20
0
September
28°C
23°C
30°C
30%
83%
2.8 m/s
28
54
7
October
23°C
19°C
22°C
23%
83%
2.9 m/s
73
24
53
November
18°C
14°C
16°C
25%
82%
2.6 m/s
58
6
75
December
11°C
7°C
8°C
20%
77%
2.7 m/s
12
0
55
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 Zhoushan weather by season
Year round, Zhoushan has days of about 9°C at their warmest in January, its coolest month, and 32°C in August, its warmest; the coolest hours of the day run from 5°C to 27°C through the year, and the average temperature over the year is 18°C around the clock. Rain is most likely around June and least likely around August. 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.
Zhoushan weather in winterDecember to February
High 10°CLow 6°CRain 25%
Winter in Zhoushan has typical daily highs of about 10°C and lows of about 6°C, with a 25% chance of rain on a given day.
Zhoushan weather in springMarch to May
High 19°CLow 14°CRain 26%
Spring in Zhoushan has typical daily highs of about 19°C and lows of about 14°C, with a 26% chance of rain on a given day.
Zhoushan weather in summerJune to August
High 29°CLow 25°CRain 26%
Summer in Zhoushan has typical daily highs of about 29°C and lows of about 25°C, with a 26% chance of rain on a given day.
Zhoushan weather in autumnSeptember to November
High 23°CLow 19°CRain 26%
Autumn in Zhoushan has typical daily highs of about 23°C and lows of about 19°C, with a 26% chance of rain on a given day.
When is the rainy season in Zhoushan?
The rainy (wet) season in Zhoushan runs from May to June, peaking in June with a 37% chance of rain on a given day. The dry season is July to August; August is the driest month, at 17%.
What time of year is Zhoushan windiest?
Winds in Zhoushan are highest in October, averaging 2.9 m/s (10 km/h), and lightest in June, at 2.3 m/s (8 km/h). The prevailing wind is from the NE.
What is the average temperature in Zhoushan year round?
The average temperature in Zhoushan over the whole year is 18°C. August is the hottest month, with highs of about 32°C; January is the coldest, with lows of about 5°C.