Xinyuan climate — normals and trends
Xinyuan (China) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 4.7 °C and it receives 539 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 (17.4 °C on average) and the coldest is January (-10.6 °C). Rainfall peaks in May.
Xinyuan averages 182 frost days, 2 hot days (≥ 30 °C) and 100 rainy days per year.
Xinyuan has warmed by +1.0 °C between 1940 and 2025, or +0.11 °C per decade. This trend is statistically significant.
The number of frost days there went from about 188 to 176 per year over the period.
The hottest day of the period reached 35.5 °C (on 9 August 1944) and the coldest -34.7 °C (on 30 November 1952).
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
XinyuanXinjiang
- coords
- 43.43°, 83.25°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
4.7°C
Average daily high
11.7°C
Average daily low
-1.5°C
Annual rainfall
539mm
Sunshine / day
9.7h
Mean relative humidity
65%
Average peak wind
8.0km/h
Seasonal range
28.0°C
Frost days (< 0 °C)
182 d/yr
Hot days (≥ 30 °C)
2 d/yr
Rainy days (≥ 1 mm)
100 d/yr
Annual snowfall
99.4 cm
Average feels-like high
9.8 °C
Average feels-like low
-4.6 °C
Average peak gust
30.3 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
15.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.0 °C
since 1940
+0.1 °C per decade · r² = 0.12 · 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
35.5 °C
9 August 1944
Coldest day
-34.7 °C
30 November 1952
Wettest day
46 mm
19 July 1999
Windiest day
26.1 km/h
5 April 2001
Strongest gust
90.7 km/h
5 April 2001
Hottest feels-like
35.8 °C
31 July 1944
Coldest feels-like
-39.4 °C
30 November 1952
Snowiest day
12.0 cm
5 November 2025
Sunniest day
15.0 h
10 June 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 | -0.8 °C | +1.7 °C | 15 mm | -3 mm |
| Feb | 3.9 °C | +3.9 °C | 8 mm | -13 mm |
| Mar | 8.9 °C | +2.6 °C | 43 mm | +2 mm |
| Apr | 16.8 °C | +2.8 °C | 54 mm | -15 mm |
| May | 21.9 °C | +3.8 °C | 66 mm | -9 mm |
| Jun | 24.3 °C | +3.1 °C | 48 mm | -20 mm |
| Jul | 25.7 °C | +2.3 °C | 30 mm | -26 mm |
| Aug | 24.6 °C | +1.3 °C | 16 mm | -31 mm |
| Sep | 21.1 °C | +1.5 °C | 43 mm | -0 mm |
| Oct | 14.9 °C | +1.6 °C | 37 mm | -5 mm |
| Nov | 8.0 °C | +3.1 °C | 32 mm | -4 mm |
| Dec | 2.5 °C | +3.7 °C | 33 mm | +10 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 Xinyuan?
Xinyuan has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 4.7 °C and it receives 539 mm of precipitation per year.
What is the hottest day ever recorded in Xinyuan?
The hottest day measured in Xinyuan between 1940 and 2025 was 9 August 1944, reaching 35.5 °C.
What is the coldest day in Xinyuan?
The coldest day measured in Xinyuan between 1940 and 2025 was 30 November 1952, at -34.7 °C.
Does it snow in Xinyuan?
Yes. Xinyuan gets on average 99.4 cm of snow per year and has around 182 frost days.
Has the climate of Xinyuan warmed?
Yes: Xinyuan warmed by +1.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Xinyuan?
The wettest day measured in Xinyuan between 1940 and 2025 was 19 July 1999, with 46 mm of rain in 24 hours.
What was the windiest day in Xinyuan?
The windiest day measured in Xinyuan between 1940 and 2025 was 5 April 2001, with winds reaching 26.1 km/h.
What is the warmest month in Xinyuan?
The warmest month in Xinyuan is July (17.4 °C on average); the coldest is January (-10.6 °C).
How much does it rain in Xinyuan?
Xinyuan receives on average 539 mm of precipitation per year, spread over about 100 rainy days.
Is it sunny in Xinyuan?
Xinyuan gets on average 9.7 hours of sunshine per day, roughly 3,540 hours per year over 1940-2025.
What is the biggest single-day snowfall in Xinyuan?
The heaviest 24-hour snowfall measured in Xinyuan between 1940 and 2025 was 5 November 2025, with 12.0 cm.
Are there tropical nights in Xinyuan?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Xinyuan.
What was the most extreme apparent temperature in Xinyuan?
In Xinyuan, between 1940 and 2025, the highest apparent temperature reached 35.8 °C on 31 July 1944, and the lowest was -39.4 °C on 30 November 1952.
Compare Xinyuan with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Xinyuan