Yishui climate — normals and trends
Yishui (China) has a hot-summer humid continental, dry winter climate (Dwa) under the Köppen-Geiger classification. Its mean annual temperature is 12.7 °C and it receives 807 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 (25.6 °C on average) and the coldest is January (-1.9 °C). Rainfall peaks in July.
Yishui averages 103 frost days, 37 hot days (≥ 30 °C) and 81 rainy days per year.
Yishui 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 116 to 90 per year over the period.
The hottest day of the period reached 40.1 °C (on 15 July 2002) and the coldest -21.6 °C (on 25 December 1959).
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
YishuiShandong
- coords
- 35.78°, 118.63°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
12.7°C
Average daily high
17.5°C
Average daily low
8.3°C
Annual rainfall
807mm
Sunshine / day
8.8h
Mean relative humidity
69%
Average peak wind
15.7km/h
Seasonal range
27.5°C
Frost days (< 0 °C)
103 d/yr
Hot days (≥ 30 °C)
37 d/yr
Rainy days (≥ 1 mm)
81 d/yr
Annual snowfall
16.9 cm
Average feels-like high
16.5 °C
Average feels-like low
6.7 °C
Average peak gust
32.4 km/h
Tropical nights (≥ 20 °C)
62 d/yr
Solar radiation
15.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °C
since 1940
+0.2 °C per decade · r² = 0.37 · 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
40.1 °C
15 July 2002
Coldest day
-21.6 °C
25 December 1959
Wettest day
159 mm
16 July 1954
Windiest day
53.0 km/h
2 August 1940
Strongest gust
93.6 km/h
2 August 1940
Hottest feels-like
44.4 °C
29 July 1958
Coldest feels-like
-26.6 °C
25 December 1959
Snowiest day
14.6 cm
25 February 2021
Sunniest day
14.0 h
18 May 1940
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 | 6.6 °C | +3.7 °C | 1 mm | -11 mm |
| Feb | 7.3 °C | +1.9 °C | 4 mm | -14 mm |
| Mar | 14.9 °C | +3.3 °C | 63 mm | +35 mm |
| Apr | 22.9 °C | +4.2 °C | 36 mm | -11 mm |
| May | 25.5 °C | +1.3 °C | 41 mm | -19 mm |
| Jun | 31.0 °C | +2.9 °C | 93 mm | -1 mm |
| Jul | 33.8 °C | +4.5 °C | 30 mm | -194 mm |
| Aug | 32.3 °C | +3.4 °C | 141 mm | -22 mm |
| Sep | 25.8 °C | +0.8 °C | 216 mm | +132 mm |
| Oct | 18.1 °C | -1.4 °C | 148 mm | +110 mm |
| Nov | 15.1 °C | +3.2 °C | 5 mm | -21 mm |
| Dec | 7.3 °C | +2.3 °C | 15 mm | +2 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 Yishui?
Yishui has a hot-summer humid continental, dry winter climate (Köppen Dwa). Over 1940-2025, the average annual temperature is 12.7 °C and it receives 807 mm of precipitation per year.
What is the hottest day ever recorded in Yishui?
The hottest day measured in Yishui between 1940 and 2025 was 15 July 2002, reaching 40.1 °C.
What is the coldest day in Yishui?
The coldest day measured in Yishui between 1940 and 2025 was 25 December 1959, at -21.6 °C.
Does it snow in Yishui?
Yes. Yishui gets on average 16.9 cm of snow per year and has around 103 frost days.
Has the climate of Yishui warmed?
Yes: Yishui warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Yishui?
The wettest day measured in Yishui between 1940 and 2025 was 16 July 1954, with 159 mm of rain in 24 hours.
What was the windiest day in Yishui?
The windiest day measured in Yishui between 1940 and 2025 was 2 August 1940, with winds reaching 53.0 km/h.
What is the warmest month in Yishui?
The warmest month in Yishui is July (25.6 °C on average); the coldest is January (-1.9 °C).
How much does it rain in Yishui?
Yishui receives on average 807 mm of precipitation per year, spread over about 81 rainy days.
Is it sunny in Yishui?
Yishui gets on average 8.8 hours of sunshine per day, roughly 3,212 hours per year over 1940-2025.
What is the biggest single-day snowfall in Yishui?
The heaviest 24-hour snowfall measured in Yishui between 1940 and 2025 was 25 February 2021, with 14.6 cm.
Are there tropical nights in Yishui?
Yes: Yishui has on average 62 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Yishui?
In Yishui, between 1940 and 2025, the highest apparent temperature reached 44.4 °C on 29 July 1958, and the lowest was -26.6 °C on 25 December 1959.
Compare Yishui with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Yishui