Sishui climate — normals and trends
Sishui (China) has a hot-summer humid continental, dry winter climate (Dwa) under the Köppen-Geiger classification. Its mean annual temperature is 13.4 °C and it receives 874 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 (26.3 °C on average) and the coldest is January (-1.5 °C). Rainfall peaks in July.
Sishui averages 97 frost days, 52 hot days (≥ 30 °C) and 81 rainy days per year.
Sishui has warmed by +1.4 °C between 1940 and 2025, or +0.17 °C per decade. This trend is statistically significant.
The number of frost days there went from about 109 to 85 per year over the period.
The hottest day of the period reached 40.8 °C (on 15 July 2002) and the coldest -25.9 °C (on 26 January 1948).
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
SishuiShandong
- coords
- 35.65°, 117.28°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
13.4°C
Average daily high
18.3°C
Average daily low
8.8°C
Annual rainfall
874mm
Sunshine / day
8.9h
Mean relative humidity
67%
Average peak wind
14.5km/h
Seasonal range
27.8°C
Frost days (< 0 °C)
97 d/yr
Hot days (≥ 30 °C)
52 d/yr
Rainy days (≥ 1 mm)
81 d/yr
Annual snowfall
13.8 cm
Average feels-like high
17.4 °C
Average feels-like low
7.3 °C
Average peak gust
30.6 km/h
Tropical nights (≥ 20 °C)
69 d/yr
Solar radiation
15.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.4 °C
since 1940
+0.2 °C per decade · r² = 0.26 · 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
40.8 °C
15 July 2002
Coldest day
-25.9 °C
26 January 1948
Wettest day
167 mm
28 August 1965
Windiest day
40.2 km/h
9 March 2013
Strongest gust
86.0 km/h
25 June 1971
Hottest feels-like
44.3 °C
27 June 1958
Coldest feels-like
-31.1 °C
26 January 1948
Snowiest day
14.6 cm
1 March 1971
Sunniest day
14.0 h
5 June 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 | 6.8 °C | +3.4 °C | 1 mm | -9 mm |
| Feb | 7.3 °C | +1.0 °C | 2 mm | -13 mm |
| Mar | 14.8 °C | +2.2 °C | 65 mm | +39 mm |
| Apr | 22.7 °C | +3.1 °C | 35 mm | -16 mm |
| May | 26.2 °C | +1.1 °C | 15 mm | -46 mm |
| Jun | 31.5 °C | +2.0 °C | 49 mm | -53 mm |
| Jul | 34.1 °C | +3.9 °C | 68 mm | -192 mm |
| Aug | 32.4 °C | +2.9 °C | 124 mm | -65 mm |
| Sep | 25.8 °C | +0.3 °C | 181 mm | +97 mm |
| Oct | 18.0 °C | -1.9 °C | 137 mm | +98 mm |
| Nov | 15.3 °C | +3.0 °C | 5 mm | -20 mm |
| Dec | 7.9 °C | +2.6 °C | 13 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 Sishui?
Sishui has a hot-summer humid continental, dry winter climate (Köppen Dwa). Over 1940-2025, the average annual temperature is 13.4 °C and it receives 874 mm of precipitation per year.
What is the hottest day ever recorded in Sishui?
The hottest day measured in Sishui between 1940 and 2025 was 15 July 2002, reaching 40.8 °C.
What is the coldest day in Sishui?
The coldest day measured in Sishui between 1940 and 2025 was 26 January 1948, at -25.9 °C.
Does it snow in Sishui?
Yes. Sishui gets on average 13.8 cm of snow per year and has around 97 frost days.
Has the climate of Sishui warmed?
Yes: Sishui warmed by +1.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Sishui?
The wettest day measured in Sishui between 1940 and 2025 was 28 August 1965, with 167 mm of rain in 24 hours.
What was the windiest day in Sishui?
The windiest day measured in Sishui between 1940 and 2025 was 9 March 2013, with winds reaching 40.2 km/h.
What is the warmest month in Sishui?
The warmest month in Sishui is July (26.3 °C on average); the coldest is January (-1.5 °C).
How much does it rain in Sishui?
Sishui receives on average 874 mm of precipitation per year, spread over about 81 rainy days.
Is it sunny in Sishui?
Sishui 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 Sishui?
The heaviest 24-hour snowfall measured in Sishui between 1940 and 2025 was 1 March 1971, with 14.6 cm.
Are there tropical nights in Sishui?
Yes: Sishui has on average 69 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Sishui?
In Sishui, between 1940 and 2025, the highest apparent temperature reached 44.3 °C on 27 June 1958, and the lowest was -31.1 °C on 26 January 1948.
Compare Sishui with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Sishui