Xuchang climate — normals and trends
Xuchang (China) has a humid subtropical, dry winter climate (Cwa) under the Köppen-Geiger classification. Its mean annual temperature is 15.2 °C and it receives 906 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 (27.7 °C on average) and the coldest is January (0.9 °C). Rainfall peaks in July.
Xuchang averages 69 frost days, 78 hot days (≥ 30 °C) and 91 rainy days per year.
Xuchang has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.
The number of frost days there went from about 82 to 56 per year over the period.
The hottest day of the period reached 42.9 °C (on 6 June 1967) and the coldest -25.0 °C (on 13 January 1951).
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
XuchangHenan
- coords
- 34.03°, 113.86°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
15.2°C
Average daily high
20.1°C
Average daily low
10.8°C
Annual rainfall
906mm
Sunshine / day
8.3h
Mean relative humidity
68%
Average peak wind
14.6km/h
Seasonal range
26.8°C
Frost days (< 0 °C)
69 d/yr
Hot days (≥ 30 °C)
78 d/yr
Rainy days (≥ 1 mm)
91 d/yr
Annual snowfall
22.9 cm
Average feels-like high
19.7 °C
Average feels-like low
9.7 °C
Average peak gust
30.3 km/h
Tropical nights (≥ 20 °C)
90 d/yr
Solar radiation
15.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °C
since 1940
+0.2 °C per decade · r² = 0.31 · 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
42.9 °C
6 June 1967
Coldest day
-25.0 °C
13 January 1951
Wettest day
338 mm
18 July 1984
Windiest day
42.9 km/h
12 April 2025
Strongest gust
87.1 km/h
12 April 2025
Hottest feels-like
47.6 °C
7 August 1964
Coldest feels-like
-29.9 °C
13 January 1951
Snowiest day
14.8 cm
21 December 2004
Sunniest day
13.8 h
24 June 1945
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 | 9.4 °C | +3.6 °C | 43 mm | +27 mm |
| Feb | 10.6 °C | +2.0 °C | 4 mm | -19 mm |
| Mar | 17.6 °C | +3.1 °C | 51 mm | +12 mm |
| Apr | 27.0 °C | +5.7 °C | 21 mm | -37 mm |
| May | 30.5 °C | +3.5 °C | 30 mm | -43 mm |
| Jun | 33.6 °C | +1.8 °C | 93 mm | -11 mm |
| Jul | 36.2 °C | +4.5 °C | 96 mm | -127 mm |
| Aug | 33.9 °C | +3.5 °C | 136 mm | -33 mm |
| Sep | 24.6 °C | -1.7 °C | 234 mm | +132 mm |
| Oct | 17.8 °C | -3.5 °C | 145 mm | +96 mm |
| Nov | 17.8 °C | +3.5 °C | 20 mm | -14 mm |
| Dec | 11.2 °C | +3.2 °C | 18 mm | +4 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 Xuchang?
Xuchang has a humid subtropical, dry winter climate (Köppen Cwa). Over 1940-2025, the average annual temperature is 15.2 °C and it receives 906 mm of precipitation per year.
What is the hottest day ever recorded in Xuchang?
The hottest day measured in Xuchang between 1940 and 2025 was 6 June 1967, reaching 42.9 °C.
What is the coldest day in Xuchang?
The coldest day measured in Xuchang between 1940 and 2025 was 13 January 1951, at -25.0 °C.
Does it snow in Xuchang?
Yes. Xuchang gets on average 22.9 cm of snow per year and has around 69 frost days.
Has the climate of Xuchang warmed?
Yes: Xuchang warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Xuchang?
The wettest day measured in Xuchang between 1940 and 2025 was 18 July 1984, with 338 mm of rain in 24 hours.
What was the windiest day in Xuchang?
The windiest day measured in Xuchang between 1940 and 2025 was 12 April 2025, with winds reaching 42.9 km/h.
What is the warmest month in Xuchang?
The warmest month in Xuchang is July (27.7 °C on average); the coldest is January (0.9 °C).
How much does it rain in Xuchang?
Xuchang receives on average 906 mm of precipitation per year, spread over about 91 rainy days.
Is it sunny in Xuchang?
Xuchang gets on average 8.3 hours of sunshine per day, roughly 3,030 hours per year over 1940-2025.
What is the biggest single-day snowfall in Xuchang?
The heaviest 24-hour snowfall measured in Xuchang between 1940 and 2025 was 21 December 2004, with 14.8 cm.
Are there tropical nights in Xuchang?
Yes: Xuchang has on average 90 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Xuchang?
In Xuchang, between 1940 and 2025, the highest apparent temperature reached 47.6 °C on 7 August 1964, and the lowest was -29.9 °C on 13 January 1951.
Compare Xuchang with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Xuchang