Chengzhong climate — normals and trends
Chengzhong (China) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 16.6 °C and it receives 1,403 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 (28.2 °C on average) and the coldest is January (3.5 °C). Rainfall peaks in July.
Chengzhong averages 33 frost days, 76 hot days (≥ 30 °C) and 124 rainy days per year.
Chengzhong 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 42 to 24 per year over the period.
The hottest day of the period reached 40.4 °C (on 13 August 1953) and the coldest -19.0 °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
ChengzhongHubei
- coords
- 30.94°, 113.55°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
16.6°C
Average daily high
20.7°C
Average daily low
12.9°C
Annual rainfall
1,403mm
Sunshine / day
7.7h
Mean relative humidity
75%
Average peak wind
15.0km/h
Seasonal range
24.7°C
Frost days (< 0 °C)
33 d/yr
Hot days (≥ 30 °C)
76 d/yr
Rainy days (≥ 1 mm)
124 d/yr
Annual snowfall
14.9 cm
Average feels-like high
21.2 °C
Average feels-like low
12.4 °C
Average peak gust
29.9 km/h
Tropical nights (≥ 20 °C)
109 d/yr
Solar radiation
14.2 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
40.4 °C
13 August 1953
Coldest day
-19.0 °C
11 January 1955
Wettest day
168 mm
1 July 1990
Windiest day
47.3 km/h
12 April 1979
Strongest gust
83.9 km/h
12 April 1979
Hottest feels-like
47.2 °C
10 July 1988
Coldest feels-like
-23.9 °C
11 January 1955
Snowiest day
16.3 cm
4 January 2018
Sunniest day
13.3 h
22 June 1944
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 | 12.0 °C | +4.3 °C | 49 mm | +10 mm |
| Feb | 11.0 °C | +1.1 °C | 12 mm | -44 mm |
| Mar | 17.6 °C | +2.6 °C | 44 mm | -52 mm |
| Apr | 26.6 °C | +5.4 °C | 61 mm | -80 mm |
| May | 28.6 °C | +2.7 °C | 162 mm | -26 mm |
| Jun | 29.0 °C | -0.3 °C | 450 mm | +220 mm |
| Jul | 34.5 °C | +2.9 °C | 46 mm | -189 mm |
| Aug | 33.5 °C | +1.8 °C | 222 mm | +71 mm |
| Sep | 27.0 °C | -0.7 °C | 200 mm | +96 mm |
| Oct | 21.3 °C | -1.0 °C | 99 mm | +23 mm |
| Nov | 18.8 °C | +2.6 °C | 22 mm | -35 mm |
| Dec | 13.5 °C | +3.4 °C | 28 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 Chengzhong?
Chengzhong has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 16.6 °C and it receives 1,403 mm of precipitation per year.
What is the hottest day ever recorded in Chengzhong?
The hottest day measured in Chengzhong between 1940 and 2025 was 13 August 1953, reaching 40.4 °C.
What is the coldest day in Chengzhong?
The coldest day measured in Chengzhong between 1940 and 2025 was 11 January 1955, at -19.0 °C.
Does it snow in Chengzhong?
Yes. Chengzhong gets on average 14.9 cm of snow per year and has around 33 frost days.
Has the climate of Chengzhong warmed?
Yes: Chengzhong warmed by +1.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Chengzhong?
The wettest day measured in Chengzhong between 1940 and 2025 was 1 July 1990, with 168 mm of rain in 24 hours.
What was the windiest day in Chengzhong?
The windiest day measured in Chengzhong between 1940 and 2025 was 12 April 1979, with winds reaching 47.3 km/h.
What is the warmest month in Chengzhong?
The warmest month in Chengzhong is July (28.2 °C on average); the coldest is January (3.5 °C).
How much does it rain in Chengzhong?
Chengzhong receives on average 1,403 mm of precipitation per year, spread over about 124 rainy days.
Is it sunny in Chengzhong?
Chengzhong gets on average 7.7 hours of sunshine per day, roughly 2,811 hours per year over 1940-2025.
What is the biggest single-day snowfall in Chengzhong?
The heaviest 24-hour snowfall measured in Chengzhong between 1940 and 2025 was 4 January 2018, with 16.3 cm.
Are there tropical nights in Chengzhong?
Yes: Chengzhong has on average 109 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Chengzhong?
In Chengzhong, between 1940 and 2025, the highest apparent temperature reached 47.2 °C on 10 July 1988, and the lowest was -23.9 °C on 11 January 1955.
Compare Chengzhong with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Chengzhong