Danzhou climate — normals and trends
Danzhou (China) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 24.2 °C and it receives 1,342 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 June (28.4 °C on average) and the coldest is January (18.3 °C). Rainfall peaks in August.
Danzhou averages 0 frost days, 171 hot days (≥ 30 °C) and 160 rainy days per year.
Danzhou has warmed by +0.6 °C between 1940 and 2025, or +0.07 °C per decade. This trend is statistically significant.
The hottest day of the period reached 40.2 °C (on 30 June 1948) and the coldest 3.8 °C (on 30 December 1975).
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
DanzhouHainan
- coords
- 19.52°, 109.58°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
24.2°C
Average daily high
28.7°C
Average daily low
20.9°C
Annual rainfall
1,342mm
Sunshine / day
9.0h
Mean relative humidity
79%
Average peak wind
15.1km/h
Seasonal range
10.1°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
171 d/yr
Rainy days (≥ 1 mm)
160 d/yr
Annual snowfall
0.0 cm
Average feels-like high
32.1 °C
Average feels-like low
23.4 °C
Average peak gust
33.3 km/h
Tropical nights (≥ 20 °C)
234 d/yr
Solar radiation
16.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.6 °C
since 1940
+0.1 °C per decade · r² = 0.10 · p = 0.003
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
40.2 °C
30 June 1948
Coldest day
3.8 °C
30 December 1975
Wettest day
231 mm
18 August 2016
Windiest day
66.5 km/h
25 September 1955
Strongest gust
132.1 km/h
26 September 2005
Hottest feels-like
44.9 °C
20 May 2019
Coldest feels-like
0.5 °C
24 December 1999
Sunniest day
12.9 h
20 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 | 22.9 °C | 0.0 °C | 6 mm | -9 mm |
| Feb | 23.4 °C | -1.4 °C | 9 mm | -9 mm |
| Mar | 26.3 °C | -2.0 °C | 29 mm | -6 mm |
| Apr | 31.0 °C | 0.0 °C | 80 mm | -7 mm |
| May | 32.5 °C | +0.2 °C | 205 mm | +36 mm |
| Jun | 32.7 °C | +0.1 °C | 217 mm | +45 mm |
| Jul | 31.8 °C | -1.0 °C | 406 mm | +233 mm |
| Aug | 32.0 °C | +0.3 °C | 202 mm | -38 mm |
| Sep | 31.1 °C | +0.7 °C | 198 mm | -18 mm |
| Oct | 28.4 °C | +0.1 °C | 338 mm | +196 mm |
| Nov | 24.7 °C | -1.2 °C | 46 mm | -3 mm |
| Dec | 24.7 °C | +1.6 °C | 35 mm | +8 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 Danzhou?
Danzhou has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 24.2 °C and it receives 1,342 mm of precipitation per year.
What is the hottest day ever recorded in Danzhou?
The hottest day measured in Danzhou between 1940 and 2025 was 30 June 1948, reaching 40.2 °C.
What is the coldest day in Danzhou?
The coldest day measured in Danzhou between 1940 and 2025 was 30 December 1975, at 3.8 °C.
Does it snow in Danzhou?
Almost never: Danzhou sees virtually no snow, with about 0 frost days per year.
Has the climate of Danzhou warmed?
Yes: Danzhou warmed by +0.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Danzhou?
The wettest day measured in Danzhou between 1940 and 2025 was 18 August 2016, with 231 mm of rain in 24 hours.
What was the windiest day in Danzhou?
The windiest day measured in Danzhou between 1940 and 2025 was 25 September 1955, with winds reaching 66.5 km/h.
What is the warmest month in Danzhou?
The warmest month in Danzhou is June (28.4 °C on average); the coldest is January (18.3 °C).
How much does it rain in Danzhou?
Danzhou receives on average 1,342 mm of precipitation per year, spread over about 160 rainy days.
Is it sunny in Danzhou?
Danzhou gets on average 9.0 hours of sunshine per day, roughly 3,285 hours per year over 1940-2025.
Are there tropical nights in Danzhou?
Yes: Danzhou has on average 234 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Danzhou?
In Danzhou, between 1940 and 2025, the highest apparent temperature reached 44.9 °C on 20 May 2019, and the lowest was 0.5 °C on 24 December 1999.
Compare Danzhou with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Danzhou