Jiushan climate — normals and trends
Jiushan (China) has a hot-summer humid continental, dry winter climate (Dwa) under the Köppen-Geiger classification. Its mean annual temperature is 11.7 °C and it receives 820 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 (24.8 °C on average) and the coldest is January (-3.3 °C). Rainfall peaks in July.
Jiushan averages 112 frost days, 26 hot days (≥ 30 °C) and 89 rainy days per year.
Jiushan has warmed by +1.9 °C between 1940 and 2025, or +0.22 °C per decade. This trend is statistically significant.
The number of frost days there went from about 123 to 101 per year over the period.
The hottest day of the period reached 38.4 °C (on 15 July 2002) and the coldest -25.6 °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
JiushanShandong
- coords
- 36.20°, 118.47°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
11.7°C
Average daily high
16.4°C
Average daily low
7.3°C
Annual rainfall
820mm
Sunshine / day
8.8h
Mean relative humidity
68%
Average peak wind
15.4km/h
Seasonal range
28.1°C
Frost days (< 0 °C)
112 d/yr
Hot days (≥ 30 °C)
26 d/yr
Rainy days (≥ 1 mm)
89 d/yr
Annual snowfall
26.4 cm
Average feels-like high
15.1 °C
Average feels-like low
5.4 °C
Average peak gust
35.2 km/h
Tropical nights (≥ 20 °C)
51 d/yr
Solar radiation
15.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.9 °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
38.4 °C
15 July 2002
Coldest day
-25.6 °C
26 January 1948
Wettest day
157 mm
13 August 1974
Windiest day
46.9 km/h
2 August 1940
Strongest gust
108.7 km/h
2 August 1940
Hottest feels-like
41.8 °C
29 July 1958
Coldest feels-like
-30.8 °C
26 January 1948
Snowiest day
24.6 cm
19 November 1962
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 | 5.1 °C | +3.7 °C | 2 mm | -10 mm |
| Feb | 5.7 °C | +1.6 °C | 4 mm | -13 mm |
| Mar | 13.1 °C | +2.7 °C | 68 mm | +42 mm |
| Apr | 21.6 °C | +3.9 °C | 39 mm | -10 mm |
| May | 24.4 °C | +1.1 °C | 41 mm | -22 mm |
| Jun | 29.9 °C | +2.7 °C | 66 mm | -33 mm |
| Jul | 32.7 °C | +4.1 °C | 58 mm | -156 mm |
| Aug | 31.2 °C | +3.2 °C | 136 mm | -36 mm |
| Sep | 25.0 °C | +1.1 °C | 187 mm | +101 mm |
| Oct | 16.4 °C | -1.8 °C | 156 mm | +114 mm |
| Nov | 14.0 °C | +3.5 °C | 3 mm | -25 mm |
| Dec | 6.0 °C | +2.5 °C | 16 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 Jiushan?
Jiushan has a hot-summer humid continental, dry winter climate (Köppen Dwa). Over 1940-2025, the average annual temperature is 11.7 °C and it receives 820 mm of precipitation per year.
What is the hottest day ever recorded in Jiushan?
The hottest day measured in Jiushan between 1940 and 2025 was 15 July 2002, reaching 38.4 °C.
What is the coldest day in Jiushan?
The coldest day measured in Jiushan between 1940 and 2025 was 26 January 1948, at -25.6 °C.
Does it snow in Jiushan?
Yes. Jiushan gets on average 26.4 cm of snow per year and has around 112 frost days.
Has the climate of Jiushan warmed?
Yes: Jiushan warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Jiushan?
The wettest day measured in Jiushan between 1940 and 2025 was 13 August 1974, with 157 mm of rain in 24 hours.
What was the windiest day in Jiushan?
The windiest day measured in Jiushan between 1940 and 2025 was 2 August 1940, with winds reaching 46.9 km/h.
What is the warmest month in Jiushan?
The warmest month in Jiushan is July (24.8 °C on average); the coldest is January (-3.3 °C).
How much does it rain in Jiushan?
Jiushan receives on average 820 mm of precipitation per year, spread over about 89 rainy days.
Is it sunny in Jiushan?
Jiushan 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 Jiushan?
The heaviest 24-hour snowfall measured in Jiushan between 1940 and 2025 was 19 November 1962, with 24.6 cm.
Are there tropical nights in Jiushan?
Yes: Jiushan has on average 51 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Jiushan?
In Jiushan, between 1940 and 2025, the highest apparent temperature reached 41.8 °C on 29 July 1958, and the lowest was -30.8 °C on 26 January 1948.
Compare Jiushan with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Jiushan