Jiaozuo climate — normals and trends
Jiaozuo (China) has a hot-summer humid continental, dry winter climate (Dwa) under the Köppen-Geiger classification. Its mean annual temperature is 13.9 °C and it receives 794 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 (26.4 °C on average) and the coldest is January (-0.6 °C). Rainfall peaks in July.
Jiaozuo averages 91 frost days, 57 hot days (≥ 30 °C) and 89 rainy days per year.
Jiaozuo has warmed by +2.0 °C between 1940 and 2025, or +0.24 °C per decade. This trend is statistically significant.
The number of frost days there went from about 103 to 79 per year over the period.
The hottest day of the period reached 44.0 °C (on 8 July 2023) and the coldest -24.7 °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
JiaozuoHenan
- coords
- 35.24°, 113.24°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
13.9°C
Average daily high
19.0°C
Average daily low
9.3°C
Annual rainfall
794mm
Sunshine / day
8.9h
Mean relative humidity
63%
Average peak wind
12.6km/h
Seasonal range
27.0°C
Frost days (< 0 °C)
91 d/yr
Hot days (≥ 30 °C)
57 d/yr
Rainy days (≥ 1 mm)
89 d/yr
Annual snowfall
22.7 cm
Average feels-like high
18.2 °C
Average feels-like low
8.0 °C
Average peak gust
29.0 km/h
Tropical nights (≥ 20 °C)
73 d/yr
Solar radiation
15.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.0 °C
since 1940
+0.2 °C per decade · r² = 0.38 · 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
44.0 °C
8 July 2023
Coldest day
-24.7 °C
13 January 1951
Wettest day
212 mm
17 July 1984
Windiest day
41.1 km/h
12 April 2025
Strongest gust
92.5 km/h
12 April 2025
Hottest feels-like
44.8 °C
1 August 1969
Coldest feels-like
-29.8 °C
13 January 1951
Snowiest day
16.3 cm
25 November 1954
Sunniest day
14.0 h
23 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 | 8.2 °C | +3.5 °C | 16 mm | +7 mm |
| Feb | 9.4 °C | +1.8 °C | 3 mm | -14 mm |
| Mar | 17.5 °C | +3.7 °C | 27 mm | -1 mm |
| Apr | 26.9 °C | +6.2 °C | 15 mm | -30 mm |
| May | 29.8 °C | +3.7 °C | 25 mm | -37 mm |
| Jun | 33.2 °C | +2.7 °C | 84 mm | +4 mm |
| Jul | 34.1 °C | +3.7 °C | 74 mm | -127 mm |
| Aug | 32.2 °C | +3.3 °C | 118 mm | -55 mm |
| Sep | 24.4 °C | -0.7 °C | 202 mm | +109 mm |
| Oct | 16.8 °C | -3.3 °C | 159 mm | +111 mm |
| Nov | 16.9 °C | +3.7 °C | 18 mm | -10 mm |
| Dec | 9.9 °C | +3.0 °C | 14 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 Jiaozuo?
Jiaozuo has a hot-summer humid continental, dry winter climate (Köppen Dwa). Over 1940-2025, the average annual temperature is 13.9 °C and it receives 794 mm of precipitation per year.
What is the hottest day ever recorded in Jiaozuo?
The hottest day measured in Jiaozuo between 1940 and 2025 was 8 July 2023, reaching 44.0 °C.
What is the coldest day in Jiaozuo?
The coldest day measured in Jiaozuo between 1940 and 2025 was 13 January 1951, at -24.7 °C.
Does it snow in Jiaozuo?
Yes. Jiaozuo gets on average 22.7 cm of snow per year and has around 91 frost days.
Has the climate of Jiaozuo warmed?
Yes: Jiaozuo warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Jiaozuo?
The wettest day measured in Jiaozuo between 1940 and 2025 was 17 July 1984, with 212 mm of rain in 24 hours.
What was the windiest day in Jiaozuo?
The windiest day measured in Jiaozuo between 1940 and 2025 was 12 April 2025, with winds reaching 41.1 km/h.
What is the warmest month in Jiaozuo?
The warmest month in Jiaozuo is July (26.4 °C on average); the coldest is January (-0.6 °C).
How much does it rain in Jiaozuo?
Jiaozuo receives on average 794 mm of precipitation per year, spread over about 89 rainy days.
Is it sunny in Jiaozuo?
Jiaozuo gets on average 8.9 hours of sunshine per day, roughly 3,249 hours per year over 1940-2025.
What is the biggest single-day snowfall in Jiaozuo?
The heaviest 24-hour snowfall measured in Jiaozuo between 1940 and 2025 was 25 November 1954, with 16.3 cm.
Are there tropical nights in Jiaozuo?
Yes: Jiaozuo has on average 73 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Jiaozuo?
In Jiaozuo, between 1940 and 2025, the highest apparent temperature reached 44.8 °C on 1 August 1969, and the lowest was -29.8 °C on 13 January 1951.
Compare Jiaozuo with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Jiaozuo