Luoyu climate — normals and trends
Luoyu (China) has a warm-summer humid continental, dry winter climate (Dwb) under the Köppen-Geiger classification. Its mean annual temperature is 8.8 °C and it receives 867 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 (20.1 °C on average) and the coldest is January (-4.5 °C). Rainfall peaks in July.
Luoyu averages 120 frost days, 1 hot days (≥ 30 °C) and 135 rainy days per year.
Luoyu has warmed by +1.5 °C between 1940 and 2025, or +0.17 °C per decade. This trend is statistically significant.
The number of frost days there went from about 126 to 114 per year over the period.
The hottest day of the period reached 32.4 °C (on 30 July 2021) and the coldest -27.6 °C (on 26 January 1956).
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
LuoyuGansu
- coords
- 33.84°, 105.23°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
8.8°C
Average daily high
13.4°C
Average daily low
4.5°C
Annual rainfall
867mm
Sunshine / day
7.9h
Mean relative humidity
76%
Average peak wind
11.4km/h
Seasonal range
24.6°C
Frost days (< 0 °C)
120 d/yr
Hot days (≥ 30 °C)
1 d/yr
Rainy days (≥ 1 mm)
135 d/yr
Annual snowfall
56.4 cm
Average feels-like high
11.8 °C
Average feels-like low
2.5 °C
Average peak gust
31.2 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
14.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.5 °C
since 1940
+0.2 °C per decade · r² = 0.43 · 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
32.4 °C
30 July 2021
Coldest day
-27.6 °C
26 January 1956
Wettest day
163 mm
15 July 1946
Windiest day
44.0 km/h
31 May 1946
Strongest gust
88.6 km/h
31 May 1946
Hottest feels-like
35.2 °C
13 July 2021
Coldest feels-like
-32.8 °C
26 January 1956
Snowiest day
10.4 cm
12 March 2017
Sunniest day
14.0 h
5 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 | 2.6 °C | +1.9 °C | 28 mm | +13 mm |
| Feb | 1.4 °C | -1.9 °C | 34 mm | +14 mm |
| Mar | 9.4 °C | -0.2 °C | 24 mm | -14 mm |
| Apr | 18.5 °C | +3.4 °C | 27 mm | -29 mm |
| May | 22.2 °C | +3.1 °C | 81 mm | -1 mm |
| Jun | 23.3 °C | +0.9 °C | 127 mm | +23 mm |
| Jul | 25.9 °C | +1.4 °C | 119 mm | -46 mm |
| Aug | 24.9 °C | +1.2 °C | 126 mm | -25 mm |
| Sep | 20.4 °C | +1.7 °C | 163 mm | +38 mm |
| Oct | 13.6 °C | -0.1 °C | 121 mm | +50 mm |
| Nov | 8.9 °C | +0.8 °C | 23 mm | -7 mm |
| Dec | 5.2 °C | +2.8 °C | 12 mm | -0 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 Luoyu?
Luoyu has a warm-summer humid continental, dry winter climate (Köppen Dwb). Over 1940-2025, the average annual temperature is 8.8 °C and it receives 867 mm of precipitation per year.
What is the hottest day ever recorded in Luoyu?
The hottest day measured in Luoyu between 1940 and 2025 was 30 July 2021, reaching 32.4 °C.
What is the coldest day in Luoyu?
The coldest day measured in Luoyu between 1940 and 2025 was 26 January 1956, at -27.6 °C.
Does it snow in Luoyu?
Yes. Luoyu gets on average 56.4 cm of snow per year and has around 120 frost days.
Has the climate of Luoyu warmed?
Yes: Luoyu warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Luoyu?
The wettest day measured in Luoyu between 1940 and 2025 was 15 July 1946, with 163 mm of rain in 24 hours.
What was the windiest day in Luoyu?
The windiest day measured in Luoyu between 1940 and 2025 was 31 May 1946, with winds reaching 44.0 km/h.
What is the warmest month in Luoyu?
The warmest month in Luoyu is July (20.1 °C on average); the coldest is January (-4.5 °C).
How much does it rain in Luoyu?
Luoyu receives on average 867 mm of precipitation per year, spread over about 135 rainy days.
Is it sunny in Luoyu?
Luoyu gets on average 7.9 hours of sunshine per day, roughly 2,884 hours per year over 1940-2025.
What is the biggest single-day snowfall in Luoyu?
The heaviest 24-hour snowfall measured in Luoyu between 1940 and 2025 was 12 March 2017, with 10.4 cm.
Are there tropical nights in Luoyu?
Yes: Luoyu has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Luoyu?
In Luoyu, between 1940 and 2025, the highest apparent temperature reached 35.2 °C on 13 July 2021, and the lowest was -32.8 °C on 26 January 1956.
Compare Luoyu with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Luoyu