Qinnan climate — normals and trends
Qinnan (China) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 14.9 °C and it receives 1,149 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 (27.2 °C on average) and the coldest is January (1.7 °C). Rainfall peaks in July.
Qinnan averages 64 frost days, 56 hot days (≥ 30 °C) and 106 rainy days per year.
Qinnan has warmed by +1.5 °C between 1940 and 2025, or +0.18 °C per decade. This trend is statistically significant.
The number of frost days there went from about 76 to 52 per year over the period.
The hottest day of the period reached 40.1 °C (on 11 August 1946) and the coldest -17.5 °C (on 6 January 1955).
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
QinnanJiangsu
- coords
- 33.25°, 119.91°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
14.9°C
Average daily high
19.5°C
Average daily low
10.8°C
Annual rainfall
1,149mm
Sunshine / day
8.0h
Mean relative humidity
74%
Average peak wind
15.9km/h
Seasonal range
25.5°C
Frost days (< 0 °C)
64 d/yr
Hot days (≥ 30 °C)
56 d/yr
Rainy days (≥ 1 mm)
106 d/yr
Annual snowfall
9.5 cm
Average feels-like high
19.3 °C
Average feels-like low
9.9 °C
Average peak gust
32.6 km/h
Tropical nights (≥ 20 °C)
86 d/yr
Solar radiation
14.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.5 °C
since 1940
+0.2 °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
40.1 °C
11 August 1946
Coldest day
-17.5 °C
6 January 1955
Wettest day
190 mm
15 July 1951
Windiest day
50.4 km/h
1 September 1990
Strongest gust
104.8 km/h
2 August 1956
Hottest feels-like
47.2 °C
1 August 2003
Coldest feels-like
-23.0 °C
6 January 1955
Snowiest day
17.8 cm
4 March 1952
Sunniest day
14.0 h
27 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 | 9.7 °C | +3.4 °C | 3 mm | -27 mm |
| Feb | 9.5 °C | +1.4 °C | 6 mm | -34 mm |
| Mar | 16.4 °C | +3.4 °C | 41 mm | -20 mm |
| Apr | 25.0 °C | +5.7 °C | 10 mm | -66 mm |
| May | 26.6 °C | +1.9 °C | 83 mm | -18 mm |
| Jun | 29.8 °C | +1.3 °C | 262 mm | +89 mm |
| Jul | 33.6 °C | +2.8 °C | 160 mm | -104 mm |
| Aug | 32.7 °C | +2.1 °C | 318 mm | +166 mm |
| Sep | 28.2 °C | +1.8 °C | 329 mm | +204 mm |
| Oct | 22.9 °C | +1.2 °C | 59 mm | +6 mm |
| Nov | 17.5 °C | +2.0 °C | 9 mm | -37 mm |
| Dec | 11.7 °C | +2.8 °C | 5 mm | -22 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 Qinnan?
Qinnan has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 14.9 °C and it receives 1,149 mm of precipitation per year.
What is the hottest day ever recorded in Qinnan?
The hottest day measured in Qinnan between 1940 and 2025 was 11 August 1946, reaching 40.1 °C.
What is the coldest day in Qinnan?
The coldest day measured in Qinnan between 1940 and 2025 was 6 January 1955, at -17.5 °C.
Does it snow in Qinnan?
Yes. Qinnan gets on average 9.5 cm of snow per year and has around 64 frost days.
Has the climate of Qinnan warmed?
Yes: Qinnan warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Qinnan?
The wettest day measured in Qinnan between 1940 and 2025 was 15 July 1951, with 190 mm of rain in 24 hours.
What was the windiest day in Qinnan?
The windiest day measured in Qinnan between 1940 and 2025 was 1 September 1990, with winds reaching 50.4 km/h.
What is the warmest month in Qinnan?
The warmest month in Qinnan is July (27.2 °C on average); the coldest is January (1.7 °C).
How much does it rain in Qinnan?
Qinnan receives on average 1,149 mm of precipitation per year, spread over about 106 rainy days.
Is it sunny in Qinnan?
Qinnan gets on average 8.0 hours of sunshine per day, roughly 2,920 hours per year over 1940-2025.
What is the biggest single-day snowfall in Qinnan?
The heaviest 24-hour snowfall measured in Qinnan between 1940 and 2025 was 4 March 1952, with 17.8 cm.
Are there tropical nights in Qinnan?
Yes: Qinnan has on average 86 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Qinnan?
In Qinnan, between 1940 and 2025, the highest apparent temperature reached 47.2 °C on 1 August 2003, and the lowest was -23.0 °C on 6 January 1955.
Compare Qinnan with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Qinnan