Taiyuan climate — normals and trends
Taiyuan (China) has a hot-summer humid continental, dry winter climate (Dwa) under the Köppen-Geiger classification. Its mean annual temperature is 10.1 °C and it receives 609 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 (23.8 °C on average) and the coldest is January (-5.4 °C). Rainfall peaks in July.
Taiyuan averages 137 frost days, 35 hot days (≥ 30 °C) and 80 rainy days per year.
Taiyuan has warmed by +2.1 °C between 1940 and 2025, or +0.25 °C per decade. This trend is statistically significant.
The number of frost days there went from about 147 to 127 per year over the period.
The hottest day of the period reached 39.8 °C (on 29 July 2010) and the coldest -30.0 °C (on 9 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
TaiyuanShanxi
- coords
- 37.87°, 112.56°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
10.1°C
Average daily high
16.2°C
Average daily low
4.6°C
Annual rainfall
609mm
Sunshine / day
9.5h
Mean relative humidity
57%
Average peak wind
12.7km/h
Seasonal range
29.2°C
Frost days (< 0 °C)
137 d/yr
Hot days (≥ 30 °C)
35 d/yr
Rainy days (≥ 1 mm)
80 d/yr
Annual snowfall
25.2 cm
Average feels-like high
14.1 °C
Average feels-like low
2.4 °C
Average peak gust
29.4 km/h
Tropical nights (≥ 20 °C)
18 d/yr
Solar radiation
16.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.1 °C
since 1940
+0.3 °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
39.8 °C
29 July 2010
Coldest day
-30.0 °C
9 January 1955
Wettest day
163 mm
4 August 1996
Windiest day
41.7 km/h
28 April 1983
Strongest gust
92.9 km/h
2 May 1982
Hottest feels-like
41.4 °C
29 July 2010
Coldest feels-like
-35.4 °C
9 January 1955
Snowiest day
18.0 cm
5 May 1960
Sunniest day
14.5 h
24 June 1941
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 | 3.5 °C | +2.5 °C | 5 mm | +0 mm |
| Feb | 5.0 °C | +0.7 °C | 4 mm | -6 mm |
| Mar | 12.7 °C | +1.6 °C | 16 mm | -3 mm |
| Apr | 22.0 °C | +3.5 °C | 13 mm | -20 mm |
| May | 25.6 °C | +1.2 °C | 42 mm | -9 mm |
| Jun | 30.0 °C | +1.6 °C | 47 mm | -26 mm |
| Jul | 30.6 °C | +1.6 °C | 92 mm | -47 mm |
| Aug | 29.0 °C | +1.8 °C | 121 mm | -15 mm |
| Sep | 23.9 °C | +1.1 °C | 52 mm | -28 mm |
| Oct | 14.6 °C | -2.2 °C | 136 mm | +97 mm |
| Nov | 11.5 °C | +2.6 °C | 19 mm | +1 mm |
| Dec | 5.0 °C | +2.9 °C | 7 mm | +2 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 Taiyuan?
Taiyuan has a hot-summer humid continental, dry winter climate (Köppen Dwa). Over 1940-2025, the average annual temperature is 10.1 °C and it receives 609 mm of precipitation per year.
What is the hottest day ever recorded in Taiyuan?
The hottest day measured in Taiyuan between 1940 and 2025 was 29 July 2010, reaching 39.8 °C.
What is the coldest day in Taiyuan?
The coldest day measured in Taiyuan between 1940 and 2025 was 9 January 1955, at -30.0 °C.
Does it snow in Taiyuan?
Yes. Taiyuan gets on average 25.2 cm of snow per year and has around 137 frost days.
Has the climate of Taiyuan warmed?
Yes: Taiyuan warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Taiyuan?
The wettest day measured in Taiyuan between 1940 and 2025 was 4 August 1996, with 163 mm of rain in 24 hours.
What was the windiest day in Taiyuan?
The windiest day measured in Taiyuan between 1940 and 2025 was 28 April 1983, with winds reaching 41.7 km/h.
What is the warmest month in Taiyuan?
The warmest month in Taiyuan is July (23.8 °C on average); the coldest is January (-5.4 °C).
How much does it rain in Taiyuan?
Taiyuan receives on average 609 mm of precipitation per year, spread over about 80 rainy days.
Is it sunny in Taiyuan?
Taiyuan gets on average 9.5 hours of sunshine per day, roughly 3,468 hours per year over 1940-2025.
What is the biggest single-day snowfall in Taiyuan?
The heaviest 24-hour snowfall measured in Taiyuan between 1940 and 2025 was 5 May 1960, with 18.0 cm.
Are there tropical nights in Taiyuan?
Yes: Taiyuan has on average 18 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Taiyuan?
In Taiyuan, between 1940 and 2025, the highest apparent temperature reached 41.4 °C on 29 July 2010, and the lowest was -35.4 °C on 9 January 1955.
Compare Taiyuan with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Taiyuan