Dushan climate — normals and trends
Dushan (China) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 16.3 °C and it receives 1,793 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 (24.3 °C on average) and the coldest is January (6.4 °C). Rainfall peaks in June.
Dushan averages 11 frost days, 20 hot days (≥ 30 °C) and 221 rainy days per year.
Dushan has warmed by +1.1 °C between 1940 and 2025, or +0.13 °C per decade. This trend is statistically significant.
The number of frost days there went from about 15 to 7 per year over the period.
The hottest day of the period reached 35.4 °C (on 2 July 1961) and the coldest -11.1 °C (on 10 February 1977).
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
DushanGuizhou
- coords
- 25.83°, 107.53°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
16.3°C
Average daily high
20.0°C
Average daily low
13.4°C
Annual rainfall
1,793mm
Sunshine / day
6.1h
Mean relative humidity
82%
Average peak wind
16.0km/h
Seasonal range
17.9°C
Frost days (< 0 °C)
11 d/yr
Hot days (≥ 30 °C)
20 d/yr
Rainy days (≥ 1 mm)
221 d/yr
Annual snowfall
5.1 cm
Average feels-like high
20.2 °C
Average feels-like low
12.9 °C
Average peak gust
34.2 km/h
Tropical nights (≥ 20 °C)
92 d/yr
Solar radiation
11.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.1 °C
since 1940
+0.1 °C per decade · r² = 0.36 · 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
35.4 °C
2 July 1961
Coldest day
-11.1 °C
10 February 1977
Wettest day
188 mm
5 September 1950
Windiest day
45.5 km/h
28 May 1946
Strongest gust
93.6 km/h
7 June 1946
Hottest feels-like
41.2 °C
15 July 2002
Coldest feels-like
-15.7 °C
10 February 1977
Snowiest day
17.3 cm
28 December 1983
Sunniest day
13.6 h
23 June 1947
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 | 12.8 °C | +3.1 °C | 32 mm | -32 mm |
| Feb | 8.1 °C | -3.3 °C | 76 mm | -1 mm |
| Mar | 16.8 °C | +0.7 °C | 84 mm | -46 mm |
| Apr | 24.3 °C | +3.3 °C | 100 mm | -97 mm |
| May | 25.0 °C | +0.7 °C | 260 mm | -3 mm |
| Jun | 26.9 °C | +0.6 °C | 606 mm | +306 mm |
| Jul | 30.3 °C | +2.4 °C | 135 mm | -84 mm |
| Aug | 29.2 °C | +1.2 °C | 231 mm | +46 mm |
| Sep | 27.7 °C | +1.9 °C | 169 mm | +40 mm |
| Oct | 22.8 °C | +1.6 °C | 41 mm | -66 mm |
| Nov | 16.9 °C | +0.3 °C | 113 mm | +41 mm |
| Dec | 14.0 °C | +2.2 °C | 41 mm | -11 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 Dushan?
Dushan has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 16.3 °C and it receives 1,793 mm of precipitation per year.
What is the hottest day ever recorded in Dushan?
The hottest day measured in Dushan between 1940 and 2025 was 2 July 1961, reaching 35.4 °C.
What is the coldest day in Dushan?
The coldest day measured in Dushan between 1940 and 2025 was 10 February 1977, at -11.1 °C.
Does it snow in Dushan?
Yes. Dushan gets on average 5.1 cm of snow per year and has around 11 frost days.
Has the climate of Dushan warmed?
Yes: Dushan warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Dushan?
The wettest day measured in Dushan between 1940 and 2025 was 5 September 1950, with 188 mm of rain in 24 hours.
What was the windiest day in Dushan?
The windiest day measured in Dushan between 1940 and 2025 was 28 May 1946, with winds reaching 45.5 km/h.
What is the warmest month in Dushan?
The warmest month in Dushan is July (24.3 °C on average); the coldest is January (6.4 °C).
How much does it rain in Dushan?
Dushan receives on average 1,793 mm of precipitation per year, spread over about 221 rainy days.
Is it sunny in Dushan?
Dushan gets on average 6.1 hours of sunshine per day, roughly 2,227 hours per year over 1940-2025.
What is the biggest single-day snowfall in Dushan?
The heaviest 24-hour snowfall measured in Dushan between 1940 and 2025 was 28 December 1983, with 17.3 cm.
Are there tropical nights in Dushan?
Yes: Dushan has on average 92 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Dushan?
In Dushan, between 1940 and 2025, the highest apparent temperature reached 41.2 °C on 15 July 2002, and the lowest was -15.7 °C on 10 February 1977.
Compare Dushan with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Dushan