Wuhan climate — normals and trends
Wuhan (China) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 17.5 °C and it receives 1,584 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is July (29.4 °C on average) and the coldest is January (4.5 °C). Rainfall peaks in June.
Wuhan averages 20 frost days, 83 hot days (≥ 30 °C) and 130 rainy days per year.
Wuhan has warmed by +1.0 °C between 1940 and 2025, or +0.12 °C per decade. This trend is statistically significant.
The number of frost days there went from about 27 to 13 per year over the period.
The hottest day of the period reached 41.1 °C (on 10 August 1953) and the coldest -19.1 °C (on 11 January 1955).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
WuhanHubei
- coords
- 30.58°, 114.27°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
17.5°C
Average daily high
21.2°C
Average daily low
14.4°C
Annual rainfall
1,584mm
Sunshine / day
7.5h
Mean relative humidity
76%
Average peak wind
15.5km/h
Seasonal range
24.9°C
Frost days (< 0 °C)
20 d/yr
Hot days (≥ 30 °C)
83 d/yr
Rainy days (≥ 1 mm)
130 d/yr
Annual snowfall
11.4 cm
Average feels-like high
21.8 °C
Average feels-like low
14.3 °C
Average peak gust
28.9 km/h
Tropical nights (≥ 20 °C)
128 d/yr
Solar radiation
14.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.0 °C
since 1940
+0.1 °C per decade · r² = 0.20 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
41.1 °C
10 August 1953
Coldest day
-19.1 °C
11 January 1955
Wettest day
209 mm
23 June 1962
Windiest day
50.9 km/h
12 April 1979
Strongest gust
85.0 km/h
12 April 1979
Hottest feels-like
48.4 °C
10 July 1988
Coldest feels-like
-24.1 °C
11 January 1955
Snowiest day
15.4 cm
18 January 1984
Sunniest day
13.4 h
10 June 1942
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 12.5 °C | +4.5 °C | 40 mm | -10 mm |
| Feb | 10.7 °C | +0.6 °C | 21 mm | -54 mm |
| Mar | 17.5 °C | +2.3 °C | 61 mm | -70 mm |
| Apr | 26.3 °C | +4.8 °C | 86 mm | -91 mm |
| May | 28.5 °C | +2.3 °C | 208 mm | -11 mm |
| Jun | 29.3 °C | -0.3 °C | 437 mm | +149 mm |
| Jul | 35.6 °C | +3.0 °C | 34 mm | -188 mm |
| Aug | 34.9 °C | +2.3 °C | 113 mm | -33 mm |
| Sep | 28.5 °C | +0.1 °C | 154 mm | +51 mm |
| Oct | 23.0 °C | +0.3 °C | 82 mm | +5 mm |
| Nov | 18.9 °C | +2.4 °C | 32 mm | -28 mm |
| Dec | 13.9 °C | +3.5 °C | 34 mm | -3 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Wuhan?
Wuhan has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 17.5 °C and it receives 1,584 mm of precipitation per year.
What is the hottest day ever recorded in Wuhan?
The hottest day measured in Wuhan between 1940 and 2025 was 10 August 1953, reaching 41.1 °C.
What is the coldest day in Wuhan?
The coldest day measured in Wuhan between 1940 and 2025 was 11 January 1955, at -19.1 °C.
Does it snow in Wuhan?
Yes. Wuhan gets on average 11.4 cm of snow per year and has around 20 frost days.
Has the climate of Wuhan warmed?
Yes: Wuhan warmed by +1.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Wuhan?
The wettest day measured in Wuhan between 1940 and 2025 was 23 June 1962, with 209 mm of rain in 24 hours.
What was the windiest day in Wuhan?
The windiest day measured in Wuhan between 1940 and 2025 was 12 April 1979, with winds reaching 50.9 km/h.
What is the warmest month in Wuhan?
The warmest month in Wuhan is July (29.4 °C on average); the coldest is January (4.5 °C).
How much does it rain in Wuhan?
Wuhan receives on average 1,584 mm of precipitation per year, spread over about 130 rainy days.
Is it sunny in Wuhan?
Wuhan gets on average 7.5 hours of sunshine per day, roughly 2,738 hours per year over 1940-2025.
What is the biggest single-day snowfall in Wuhan?
The heaviest 24-hour snowfall measured in Wuhan between 1940 and 2025 was 18 January 1984, with 15.4 cm.
Are there tropical nights in Wuhan?
Yes: Wuhan has on average 128 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Wuhan?
In Wuhan, between 1940 and 2025, the highest apparent temperature reached 48.4 °C on 10 July 1988, and the lowest was -24.1 °C on 11 January 1955.
Compare Wuhan with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Wuhan