Wanning climate — normals and trends
Wanning (China) has a tropical monsoon climate (Am) under the Köppen-Geiger classification. Its mean annual temperature is 25.1 °C and it receives 1,631 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 (28.3 °C on average) and the coldest is January (20.6 °C). Rainfall peaks in October.
Wanning averages 0 frost days, 11 hot days (≥ 30 °C) and 186 rainy days per year.
Wanning has warmed by +0.8 °C between 1940 and 2025, or +0.09 °C per decade. This trend is statistically significant.
The hottest day of the period reached 32.2 °C (on 22 August 2015) and the coldest 12.8 °C (on 25 January 2016).
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
WanningHainan
- coords
- 18.80°, 110.38°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.1°C
Average daily high
25.9°C
Average daily low
24.4°C
Annual rainfall
1,631mm
Sunshine / day
9.8h
Mean relative humidity
84%
Average peak wind
25.1km/h
Seasonal range
7.7°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
11 d/yr
Rainy days (≥ 1 mm)
186 d/yr
Annual snowfall
0.0 cm
Average feels-like high
29.1 °C
Average feels-like low
26.2 °C
Average peak gust
35.9 km/h
Tropical nights (≥ 20 °C)
327 d/yr
Solar radiation
17.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.8 °C
since 1940
+0.1 °C per decade · r² = 0.33 · 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
32.2 °C
22 August 2015
Coldest day
12.8 °C
25 January 2016
Wettest day
289 mm
22 October 2025
Windiest day
92.9 km/h
21 October 1985
Strongest gust
141.5 km/h
26 September 2005
Hottest feels-like
41.0 °C
15 July 2023
Coldest feels-like
5.9 °C
24 January 2016
Sunniest day
12.9 h
10 June 2025
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 | 21.0 °C | -0.5 °C | 40 mm | -34 mm |
| Feb | 21.5 °C | -0.4 °C | 54 mm | -5 mm |
| Mar | 23.3 °C | -0.4 °C | 67 mm | +10 mm |
| Apr | 25.8 °C | -0.1 °C | 23 mm | -36 mm |
| May | 28.9 °C | +0.8 °C | 97 mm | +1 mm |
| Jun | 29.5 °C | +0.6 °C | 260 mm | +145 mm |
| Jul | 29.6 °C | +0.6 °C | 134 mm | +2 mm |
| Aug | 29.1 °C | +0.2 °C | 323 mm | +156 mm |
| Sep | 29.0 °C | +0.8 °C | 342 mm | +68 mm |
| Oct | 27.5 °C | +0.8 °C | 726 mm | +405 mm |
| Nov | 25.0 °C | +0.2 °C | 231 mm | +70 mm |
| Dec | 23.7 °C | +1.1 °C | 91 mm | -25 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 Wanning?
Wanning has a tropical monsoon climate (Köppen Am). Over 1940-2025, the average annual temperature is 25.1 °C and it receives 1,631 mm of precipitation per year.
What is the hottest day ever recorded in Wanning?
The hottest day measured in Wanning between 1940 and 2025 was 22 August 2015, reaching 32.2 °C.
What is the coldest day in Wanning?
The coldest day measured in Wanning between 1940 and 2025 was 25 January 2016, at 12.8 °C.
Does it snow in Wanning?
Almost never: Wanning sees virtually no snow, with about 0 frost days per year.
Has the climate of Wanning warmed?
Yes: Wanning warmed by +0.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Wanning?
The wettest day measured in Wanning between 1940 and 2025 was 22 October 2025, with 289 mm of rain in 24 hours.
What was the windiest day in Wanning?
The windiest day measured in Wanning between 1940 and 2025 was 21 October 1985, with winds reaching 92.9 km/h.
What is the warmest month in Wanning?
The warmest month in Wanning is June (28.3 °C on average); the coldest is January (20.6 °C).
How much does it rain in Wanning?
Wanning receives on average 1,631 mm of precipitation per year, spread over about 186 rainy days.
Is it sunny in Wanning?
Wanning gets on average 9.8 hours of sunshine per day, roughly 3,577 hours per year over 1940-2025.
Are there tropical nights in Wanning?
Yes: Wanning has on average 327 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Wanning?
In Wanning, between 1940 and 2025, the highest apparent temperature reached 41.0 °C on 15 July 2023, and the lowest was 5.9 °C on 24 January 2016.
Compare Wanning with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Wanning