Wenjiang climate — normals and trends
Wenjiang (China) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 17.2 °C and it receives 1,512 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 (26.4 °C on average) and the coldest is January (7.0 °C). Rainfall peaks in July.
Wenjiang averages 2 frost days, 47 hot days (≥ 30 °C) and 227 rainy days per year.
Wenjiang has warmed by +1.2 °C between 1940 and 2025, or +0.14 °C per decade. This trend is statistically significant.
The number of frost days there went from about 4 to 0 per year over the period.
The hottest day of the period reached 40.9 °C (on 21 August 2022) and the coldest -9.9 °C (on 15 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
WenjiangSichuan
- coords
- 28.39°, 104.56°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
17.2°C
Average daily high
20.3°C
Average daily low
14.5°C
Annual rainfall
1,512mm
Sunshine / day
5.4h
Mean relative humidity
80%
Average peak wind
8.3km/h
Seasonal range
19.4°C
Frost days (< 0 °C)
2 d/yr
Hot days (≥ 30 °C)
47 d/yr
Rainy days (≥ 1 mm)
227 d/yr
Annual snowfall
6.0 cm
Average feels-like high
21.5 °C
Average feels-like low
15.2 °C
Average peak gust
21.6 km/h
Tropical nights (≥ 20 °C)
104 d/yr
Solar radiation
10.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.2 °C
since 1940
+0.1 °C per decade · r² = 0.35 · 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
40.9 °C
21 August 2022
Coldest day
-9.9 °C
15 December 1975
Wettest day
172 mm
11 July 1994
Windiest day
44.1 km/h
15 May 1946
Strongest gust
83.2 km/h
30 April 2001
Hottest feels-like
45.7 °C
15 July 2022
Coldest feels-like
-14.5 °C
15 December 1975
Snowiest day
9.3 cm
27 January 2008
Sunniest day
13.8 h
25 June 2020
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 | 11.4 °C | +2.1 °C | 78 mm | +10 mm |
| Feb | 10.4 °C | -0.9 °C | 100 mm | +30 mm |
| Mar | 15.8 °C | -0.6 °C | 80 mm | +5 mm |
| Apr | 24.1 °C | +2.4 °C | 67 mm | -17 mm |
| May | 26.9 °C | +1.6 °C | 109 mm | -11 mm |
| Jun | 30.4 °C | +2.9 °C | 112 mm | -57 mm |
| Jul | 32.9 °C | +2.9 °C | 289 mm | +14 mm |
| Aug | 32.0 °C | +2.1 °C | 328 mm | +73 mm |
| Sep | 27.2 °C | +1.7 °C | 268 mm | +113 mm |
| Oct | 21.9 °C | +1.8 °C | 130 mm | +31 mm |
| Nov | 15.9 °C | +0.2 °C | 74 mm | -3 mm |
| Dec | 12.7 °C | +2.0 °C | 40 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 Wenjiang?
Wenjiang has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 17.2 °C and it receives 1,512 mm of precipitation per year.
What is the hottest day ever recorded in Wenjiang?
The hottest day measured in Wenjiang between 1940 and 2025 was 21 August 2022, reaching 40.9 °C.
What is the coldest day in Wenjiang?
The coldest day measured in Wenjiang between 1940 and 2025 was 15 December 1975, at -9.9 °C.
Does it snow in Wenjiang?
Yes. Wenjiang gets on average 6.0 cm of snow per year and has around 2 frost days.
Has the climate of Wenjiang warmed?
Yes: Wenjiang warmed by +1.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Wenjiang?
The wettest day measured in Wenjiang between 1940 and 2025 was 11 July 1994, with 172 mm of rain in 24 hours.
What was the windiest day in Wenjiang?
The windiest day measured in Wenjiang between 1940 and 2025 was 15 May 1946, with winds reaching 44.1 km/h.
What is the warmest month in Wenjiang?
The warmest month in Wenjiang is July (26.4 °C on average); the coldest is January (7.0 °C).
How much does it rain in Wenjiang?
Wenjiang receives on average 1,512 mm of precipitation per year, spread over about 227 rainy days.
Is it sunny in Wenjiang?
Wenjiang gets on average 5.4 hours of sunshine per day, roughly 1,971 hours per year over 1940-2025.
What is the biggest single-day snowfall in Wenjiang?
The heaviest 24-hour snowfall measured in Wenjiang between 1940 and 2025 was 27 January 2008, with 9.3 cm.
Are there tropical nights in Wenjiang?
Yes: Wenjiang has on average 104 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Wenjiang?
In Wenjiang, between 1940 and 2025, the highest apparent temperature reached 45.7 °C on 15 July 2022, and the lowest was -14.5 °C on 15 December 1975.
Compare Wenjiang with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Wenjiang