Nancun climate — normals and trends
Nancun (China) has a hot-summer humid continental, dry winter climate (Dwa) under the Köppen-Geiger classification. Its mean annual temperature is 12.7 °C and it receives 783 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 August (25.7 °C on average) and the coldest is January (-1.8 °C). Rainfall peaks in July.
Nancun averages 102 frost days, 31 hot days (≥ 30 °C) and 77 rainy days per year.
Nancun has warmed by +2.0 °C between 1940 and 2025, or +0.23 °C per decade. This trend is statistically significant.
The number of frost days there went from about 112 to 92 per year over the period.
The hottest day of the period reached 38.7 °C (on 3 July 1941) and the coldest -20.6 °C (on 20 January 1957).
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
NancunShandong
- coords
- 36.53°, 120.13°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
12.7°C
Average daily high
17.5°C
Average daily low
8.5°C
Annual rainfall
783mm
Sunshine / day
9.0h
Mean relative humidity
69%
Average peak wind
16.9km/h
Seasonal range
27.5°C
Frost days (< 0 °C)
102 d/yr
Hot days (≥ 30 °C)
31 d/yr
Rainy days (≥ 1 mm)
77 d/yr
Annual snowfall
11.0 cm
Average feels-like high
16.3 °C
Average feels-like low
6.8 °C
Average peak gust
34.9 km/h
Tropical nights (≥ 20 °C)
65 d/yr
Solar radiation
15.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.0 °C
since 1940
+0.2 °C per decade · r² = 0.46 · 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
38.7 °C
3 July 1941
Coldest day
-20.6 °C
20 January 1957
Wettest day
144 mm
2 August 1940
Windiest day
65.4 km/h
2 August 1940
Strongest gust
131.0 km/h
2 August 1940
Hottest feels-like
44.4 °C
6 July 2025
Coldest feels-like
-25.5 °C
20 January 1957
Snowiest day
10.4 cm
7 January 2001
Sunniest day
14.0 h
18 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 | 6.2 °C | +3.1 °C | 1 mm | -9 mm |
| Feb | 6.7 °C | +1.2 °C | 4 mm | -10 mm |
| Mar | 14.3 °C | +3.1 °C | 65 mm | +42 mm |
| Apr | 21.4 °C | +3.6 °C | 30 mm | -13 mm |
| May | 24.5 °C | +1.1 °C | 53 mm | -5 mm |
| Jun | 30.1 °C | +3.2 °C | 79 mm | -10 mm |
| Jul | 33.5 °C | +4.5 °C | 52 mm | -161 mm |
| Aug | 32.6 °C | +3.4 °C | 137 mm | -28 mm |
| Sep | 26.9 °C | +1.2 °C | 198 mm | +107 mm |
| Oct | 19.3 °C | -0.9 °C | 134 mm | +96 mm |
| Nov | 15.5 °C | +2.9 °C | 5 mm | -22 mm |
| Dec | 7.7 °C | +2.3 °C | 15 mm | +3 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 Nancun?
Nancun has a hot-summer humid continental, dry winter climate (Köppen Dwa). Over 1940-2025, the average annual temperature is 12.7 °C and it receives 783 mm of precipitation per year.
What is the hottest day ever recorded in Nancun?
The hottest day measured in Nancun between 1940 and 2025 was 3 July 1941, reaching 38.7 °C.
What is the coldest day in Nancun?
The coldest day measured in Nancun between 1940 and 2025 was 20 January 1957, at -20.6 °C.
Does it snow in Nancun?
Yes. Nancun gets on average 11.0 cm of snow per year and has around 102 frost days.
Has the climate of Nancun warmed?
Yes: Nancun warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Nancun?
The wettest day measured in Nancun between 1940 and 2025 was 2 August 1940, with 144 mm of rain in 24 hours.
What was the windiest day in Nancun?
The windiest day measured in Nancun between 1940 and 2025 was 2 August 1940, with winds reaching 65.4 km/h.
What is the warmest month in Nancun?
The warmest month in Nancun is August (25.7 °C on average); the coldest is January (-1.8 °C).
How much does it rain in Nancun?
Nancun receives on average 783 mm of precipitation per year, spread over about 77 rainy days.
Is it sunny in Nancun?
Nancun gets on average 9.0 hours of sunshine per day, roughly 3,285 hours per year over 1940-2025.
What is the biggest single-day snowfall in Nancun?
The heaviest 24-hour snowfall measured in Nancun between 1940 and 2025 was 7 January 2001, with 10.4 cm.
Are there tropical nights in Nancun?
Yes: Nancun has on average 65 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Nancun?
In Nancun, between 1940 and 2025, the highest apparent temperature reached 44.4 °C on 6 July 2025, and the lowest was -25.5 °C on 20 January 1957.
Compare Nancun with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Nancun