Yima climate — normals and trends
Yima (China) has a hot-summer humid continental, dry winter climate (Dwa) under the Köppen-Geiger classification. Its mean annual temperature is 13.6 °C and it receives 866 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 (26.1 °C on average) and the coldest is January (-0.9 °C). Rainfall peaks in July.
Yima averages 92 frost days, 58 hot days (≥ 30 °C) and 96 rainy days per year.
Yima has warmed by +2.2 °C between 1940 and 2025, or +0.26 °C per decade. This trend is statistically significant.
The number of frost days there went from about 105 to 79 per year over the period.
The hottest day of the period reached 41.3 °C (on 24 June 2022) and the coldest -26.7 °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
YimaHenan
- coords
- 34.74°, 111.88°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
13.6°C
Average daily high
18.6°C
Average daily low
9.0°C
Annual rainfall
866mm
Sunshine / day
8.1h
Mean relative humidity
66%
Average peak wind
14.7km/h
Seasonal range
27.0°C
Frost days (< 0 °C)
92 d/yr
Hot days (≥ 30 °C)
58 d/yr
Rainy days (≥ 1 mm)
96 d/yr
Annual snowfall
36.9 cm
Average feels-like high
17.6 °C
Average feels-like low
7.5 °C
Average peak gust
30.4 km/h
Tropical nights (≥ 20 °C)
67 d/yr
Solar radiation
14.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.2 °C
since 1940
+0.3 °C per decade · r² = 0.43 · 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
41.3 °C
24 June 2022
Coldest day
-26.7 °C
13 January 1951
Wettest day
195 mm
14 August 1982
Windiest day
49.0 km/h
2 April 1970
Strongest gust
93.6 km/h
26 April 2010
Hottest feels-like
45.8 °C
1 August 1969
Coldest feels-like
-31.7 °C
13 January 1951
Snowiest day
21.6 cm
24 November 1967
Sunniest day
14.0 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 | 7.0 °C | +2.9 °C | 38 mm | +24 mm |
| Feb | 8.5 °C | +1.4 °C | 3 mm | -19 mm |
| Mar | 16.7 °C | +3.1 °C | 36 mm | -0 mm |
| Apr | 26.4 °C | +5.8 °C | 5 mm | -43 mm |
| May | 29.5 °C | +3.6 °C | 11 mm | -59 mm |
| Jun | 32.2 °C | +1.8 °C | 58 mm | -24 mm |
| Jul | 34.4 °C | +3.9 °C | 67 mm | -121 mm |
| Aug | 31.0 °C | +2.3 °C | 244 mm | +69 mm |
| Sep | 23.3 °C | -1.2 °C | 250 mm | +131 mm |
| Oct | 16.2 °C | -3.2 °C | 182 mm | +119 mm |
| Nov | 15.6 °C | +3.1 °C | 21 mm | -14 mm |
| Dec | 9.4 °C | +3.3 °C | 15 mm | +1 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 Yima?
Yima has a hot-summer humid continental, dry winter climate (Köppen Dwa). Over 1940-2025, the average annual temperature is 13.6 °C and it receives 866 mm of precipitation per year.
What is the hottest day ever recorded in Yima?
The hottest day measured in Yima between 1940 and 2025 was 24 June 2022, reaching 41.3 °C.
What is the coldest day in Yima?
The coldest day measured in Yima between 1940 and 2025 was 13 January 1951, at -26.7 °C.
Does it snow in Yima?
Yes. Yima gets on average 36.9 cm of snow per year and has around 92 frost days.
Has the climate of Yima warmed?
Yes: Yima warmed by +2.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Yima?
The wettest day measured in Yima between 1940 and 2025 was 14 August 1982, with 195 mm of rain in 24 hours.
What was the windiest day in Yima?
The windiest day measured in Yima between 1940 and 2025 was 2 April 1970, with winds reaching 49.0 km/h.
What is the warmest month in Yima?
The warmest month in Yima is July (26.1 °C on average); the coldest is January (-0.9 °C).
How much does it rain in Yima?
Yima receives on average 866 mm of precipitation per year, spread over about 96 rainy days.
Is it sunny in Yima?
Yima gets on average 8.1 hours of sunshine per day, roughly 2,957 hours per year over 1940-2025.
What is the biggest single-day snowfall in Yima?
The heaviest 24-hour snowfall measured in Yima between 1940 and 2025 was 24 November 1967, with 21.6 cm.
Are there tropical nights in Yima?
Yes: Yima has on average 67 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Yima?
In Yima, between 1940 and 2025, the highest apparent temperature reached 45.8 °C on 1 August 1969, and the lowest was -31.7 °C on 13 January 1951.
Compare Yima with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Yima