Annual mean 18°C · wettest around March · prevailing wind NW
Warmest
32.9 °C
Coldest
6.5 °C
Wettest
50%
Windiest
3.7 m/s
Prevailing
NW
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 Changsha over the whole year is 18°C. July is the hottest month, with highs of about 32°C; January is the coldest, with lows of about 4°C. The rainy (wet) season in Changsha runs from February to June, peaking in March with a 43% chance of rain on a given day. The dry season is July to January; August is the driest month, at 20%. Winds in Changsha are highest in October, averaging 3.1 m/s (11 km/h), and lightest in June, at 2.6 m/s (9 km/h). The prevailing wind is from the NW. The clearest skies in Changsha come in December, when the sky is typically 65% covered; April is the cloudiest month, at 76%.
Month by month Changsha 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
4°C
4°C
31%
76%
2.9 m/s
3
0
31
February
10°C
6°C
5°C
37%
75%
2.9 m/s
9
0
38
March
16°C
11°C
13°C
43%
76%
2.9 m/s
34
5
63
April
21°C
16°C
20°C
35%
76%
2.8 m/s
62
23
55
May
25°C
20°C
25°C
34%
75%
2.7 m/s
56
45
31
June
28°C
24°C
31°C
43%
76%
2.6 m/s
23
45
7
July
32°C
26°C
35°C
28%
69%
2.9 m/s
5
18
1
August
32°C
26°C
36°C
20%
67%
2.7 m/s
8
19
2
September
28°C
23°C
30°C
21%
67%
2.9 m/s
33
47
13
October
21°C
16°C
20°C
24%
74%
3.1 m/s
67
15
63
November
16°C
11°C
14°C
29%
70%
2.9 m/s
48
5
67
December
9°C
5°C
6°C
20%
65%
2.9 m/s
6
0
43
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 Changsha weather by season
Year round, Changsha has days of about 8°C at their warmest in January, its coolest month, and 32°C in July, its warmest; the coolest hours of the day run from 4°C to 26°C through the year, and the average temperature over the year is 18°C around the clock. Rain is most likely around March 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.
Changsha weather in winterDecember to February
High 9°CLow 5°CRain 29%
Winter in Changsha has typical daily highs of about 9°C and lows of about 5°C, with a 29% chance of rain on a given day.
Changsha weather in springMarch to May
High 20°CLow 15°CRain 37%
Spring in Changsha has typical daily highs of about 20°C and lows of about 15°C, with a 37% chance of rain on a given day.
Changsha weather in summerJune to August
High 31°CLow 25°CRain 30%
Summer in Changsha has typical daily highs of about 31°C and lows of about 25°C, with a 30% chance of rain on a given day.
Changsha weather in autumnSeptember to November
High 22°CLow 17°CRain 25%
Autumn in Changsha has typical daily highs of about 22°C and lows of about 17°C, with a 25% chance of rain on a given day.
When is the rainy season in Changsha?
The rainy (wet) season in Changsha runs from February to June, peaking in March with a 43% chance of rain on a given day. The dry season is July to January; August is the driest month, at 20%.
What time of year is Changsha windiest?
Winds in Changsha are highest in October, averaging 3.1 m/s (11 km/h), and lightest in June, at 2.6 m/s (9 km/h). The prevailing wind is from the NW.
What is the average temperature in Changsha year round?
The average temperature in Changsha over the whole year is 18°C. July is the hottest month, with highs of about 32°C; January is the coldest, with lows of about 4°C.