Dongdu climate — normals and trends
Dongdu (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 843 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 (25.7 °C on average) and the coldest is January (-2.0 °C). Rainfall peaks in July.
Dongdu averages 105 frost days, 41 hot days (≥ 30 °C) and 81 rainy days per year.
Dongdu has warmed by +1.6 °C between 1940 and 2025, or +0.18 °C per decade. This trend is statistically significant.
The number of frost days there went from about 117 to 93 per year over the period.
The hottest day of the period reached 39.6 °C (on 3 July 1941) and the coldest -23.2 °C (on 16 January 1955).
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
DongduShandong
- coords
- 35.85°, 117.70°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
12.7°C
Average daily high
17.6°C
Average daily low
8.2°C
Annual rainfall
843mm
Sunshine / day
8.8h
Mean relative humidity
68%
Average peak wind
14.2km/h
Seasonal range
27.7°C
Frost days (< 0 °C)
105 d/yr
Hot days (≥ 30 °C)
41 d/yr
Rainy days (≥ 1 mm)
81 d/yr
Annual snowfall
16.2 cm
Average feels-like high
16.6 °C
Average feels-like low
6.6 °C
Average peak gust
31.4 km/h
Tropical nights (≥ 20 °C)
60 d/yr
Solar radiation
15.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.6 °C
since 1940
+0.2 °C per decade · r² = 0.30 · 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
39.6 °C
3 July 1941
Coldest day
-23.2 °C
16 January 1955
Wettest day
219 mm
16 July 1954
Windiest day
40.0 km/h
6 April 2018
Strongest gust
87.8 km/h
25 June 1971
Hottest feels-like
43.8 °C
8 August 2018
Coldest feels-like
-29.0 °C
16 January 1955
Snowiest day
15.7 cm
25 February 2021
Sunniest day
14.0 h
26 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 | 6.3 °C | +3.5 °C | 2 mm | -9 mm |
| Feb | 6.7 °C | +1.2 °C | 3 mm | -13 mm |
| Mar | 14.2 °C | +2.4 °C | 57 mm | +31 mm |
| Apr | 22.2 °C | +3.3 °C | 35 mm | -13 mm |
| May | 25.3 °C | +0.9 °C | 23 mm | -38 mm |
| Jun | 30.6 °C | +2.1 °C | 71 mm | -29 mm |
| Jul | 33.4 °C | +3.9 °C | 60 mm | -188 mm |
| Aug | 31.8 °C | +2.8 °C | 146 mm | -29 mm |
| Sep | 25.4 °C | +0.5 °C | 193 mm | +110 mm |
| Oct | 17.7 °C | -1.6 °C | 124 mm | +85 mm |
| Nov | 14.8 °C | +3.2 °C | 6 mm | -20 mm |
| Dec | 7.2 °C | +2.5 °C | 13 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 Dongdu?
Dongdu 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 843 mm of precipitation per year.
What is the hottest day ever recorded in Dongdu?
The hottest day measured in Dongdu between 1940 and 2025 was 3 July 1941, reaching 39.6 °C.
What is the coldest day in Dongdu?
The coldest day measured in Dongdu between 1940 and 2025 was 16 January 1955, at -23.2 °C.
Does it snow in Dongdu?
Yes. Dongdu gets on average 16.2 cm of snow per year and has around 105 frost days.
Has the climate of Dongdu warmed?
Yes: Dongdu warmed by +1.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Dongdu?
The wettest day measured in Dongdu between 1940 and 2025 was 16 July 1954, with 219 mm of rain in 24 hours.
What was the windiest day in Dongdu?
The windiest day measured in Dongdu between 1940 and 2025 was 6 April 2018, with winds reaching 40.0 km/h.
What is the warmest month in Dongdu?
The warmest month in Dongdu is July (25.7 °C on average); the coldest is January (-2.0 °C).
How much does it rain in Dongdu?
Dongdu receives on average 843 mm of precipitation per year, spread over about 81 rainy days.
Is it sunny in Dongdu?
Dongdu 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 Dongdu?
The heaviest 24-hour snowfall measured in Dongdu between 1940 and 2025 was 25 February 2021, with 15.7 cm.
Are there tropical nights in Dongdu?
Yes: Dongdu has on average 60 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Dongdu?
In Dongdu, between 1940 and 2025, the highest apparent temperature reached 43.8 °C on 8 August 2018, and the lowest was -29.0 °C on 16 January 1955.
Compare Dongdu with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Dongdu