Lengshuijiang climate — normals and trends
Lengshuijiang (China) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 16.7 °C and it receives 1,603 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 (27.8 °C on average) and the coldest is January (4.7 °C). Rainfall peaks in June.
Lengshuijiang averages 19 frost days, 70 hot days (≥ 30 °C) and 170 rainy days per year.
Lengshuijiang has warmed by +1.0 °C between 1940 and 2025, or +0.12 °C per decade. This trend is statistically significant.
The number of frost days there went from about 26 to 12 per year over the period.
The hottest day of the period reached 40.4 °C (on 5 August 2010) and the coldest -11.9 °C (on 3 February 1940).
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
LengshuijiangHunan
- coords
- 27.69°, 111.43°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
16.7°C
Average daily high
20.4°C
Average daily low
13.3°C
Annual rainfall
1,603mm
Sunshine / day
6.6h
Mean relative humidity
79%
Average peak wind
11.3km/h
Seasonal range
23.1°C
Frost days (< 0 °C)
19 d/yr
Hot days (≥ 30 °C)
70 d/yr
Rainy days (≥ 1 mm)
170 d/yr
Annual snowfall
19.1 cm
Average feels-like high
21.3 °C
Average feels-like low
13.5 °C
Average peak gust
27.7 km/h
Tropical nights (≥ 20 °C)
107 d/yr
Solar radiation
12.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.0 °C
since 1940
+0.1 °C per decade · r² = 0.24 · 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
40.4 °C
5 August 2010
Coldest day
-11.9 °C
3 February 1940
Wettest day
162 mm
11 August 1969
Windiest day
43.5 km/h
14 June 1946
Strongest gust
86.8 km/h
8 June 1946
Hottest feels-like
45.1 °C
24 July 2024
Coldest feels-like
-16.2 °C
3 February 1940
Snowiest day
13.2 cm
8 February 1977
Sunniest day
13.2 h
28 June 1951
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 | +4.8 °C | 32 mm | -32 mm |
| Feb | 9.3 °C | -0.2 °C | 83 mm | -6 mm |
| Mar | 16.5 °C | +1.9 °C | 124 mm | -18 mm |
| Apr | 24.5 °C | +3.9 °C | 171 mm | -21 mm |
| May | 26.7 °C | +1.7 °C | 254 mm | +13 mm |
| Jun | 28.8 °C | +0.4 °C | 318 mm | +45 mm |
| Jul | 33.4 °C | +1.7 °C | 183 mm | +20 mm |
| Aug | 33.2 °C | +2.0 °C | 65 mm | -74 mm |
| Sep | 28.4 °C | +1.0 °C | 131 mm | +46 mm |
| Oct | 23.8 °C | +2.0 °C | 19 mm | -76 mm |
| Nov | 17.9 °C | +1.7 °C | 87 mm | +14 mm |
| Dec | 14.5 °C | +3.9 °C | 28 mm | -20 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 Lengshuijiang?
Lengshuijiang has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 16.7 °C and it receives 1,603 mm of precipitation per year.
What is the hottest day ever recorded in Lengshuijiang?
The hottest day measured in Lengshuijiang between 1940 and 2025 was 5 August 2010, reaching 40.4 °C.
What is the coldest day in Lengshuijiang?
The coldest day measured in Lengshuijiang between 1940 and 2025 was 3 February 1940, at -11.9 °C.
Does it snow in Lengshuijiang?
Yes. Lengshuijiang gets on average 19.1 cm of snow per year and has around 19 frost days.
Has the climate of Lengshuijiang warmed?
Yes: Lengshuijiang warmed by +1.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Lengshuijiang?
The wettest day measured in Lengshuijiang between 1940 and 2025 was 11 August 1969, with 162 mm of rain in 24 hours.
What was the windiest day in Lengshuijiang?
The windiest day measured in Lengshuijiang between 1940 and 2025 was 14 June 1946, with winds reaching 43.5 km/h.
What is the warmest month in Lengshuijiang?
The warmest month in Lengshuijiang is July (27.8 °C on average); the coldest is January (4.7 °C).
How much does it rain in Lengshuijiang?
Lengshuijiang receives on average 1,603 mm of precipitation per year, spread over about 170 rainy days.
Is it sunny in Lengshuijiang?
Lengshuijiang gets on average 6.6 hours of sunshine per day, roughly 2,409 hours per year over 1940-2025.
What is the biggest single-day snowfall in Lengshuijiang?
The heaviest 24-hour snowfall measured in Lengshuijiang between 1940 and 2025 was 8 February 1977, with 13.2 cm.
Are there tropical nights in Lengshuijiang?
Yes: Lengshuijiang has on average 107 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Lengshuijiang?
In Lengshuijiang, between 1940 and 2025, the highest apparent temperature reached 45.1 °C on 24 July 2024, and the lowest was -16.2 °C on 3 February 1940.
Compare Lengshuijiang with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Lengshuijiang