Luoyang climate — normals and trends
Luoyang (China) has a humid subtropical, dry winter climate (Cwa) under the Köppen-Geiger classification. Its mean annual temperature is 14.6 °C and it receives 852 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 (27.3 °C on average) and the coldest is January (0.0 °C). Rainfall peaks in July.
Luoyang averages 83 frost days, 76 hot days (≥ 30 °C) and 91 rainy days per year.
Luoyang 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 96 to 70 per year over the period.
The hottest day of the period reached 42.6 °C (on 24 June 2022) and the coldest -24.9 °C (on 13 January 1951).
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
LuoyangHenan
- coords
- 34.67°, 112.44°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
14.6°C
Average daily high
20.0°C
Average daily low
9.9°C
Annual rainfall
852mm
Sunshine / day
8.5h
Mean relative humidity
66%
Average peak wind
12.3km/h
Seasonal range
27.3°C
Frost days (< 0 °C)
83 d/yr
Hot days (≥ 30 °C)
76 d/yr
Rainy days (≥ 1 mm)
91 d/yr
Annual snowfall
28.7 cm
Average feels-like high
19.4 °C
Average feels-like low
8.9 °C
Average peak gust
27.0 km/h
Tropical nights (≥ 20 °C)
80 d/yr
Solar radiation
15.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.0 °C
since 1940
+0.2 °C per decade · r² = 0.38 · 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
42.6 °C
24 June 2022
Coldest day
-24.9 °C
13 January 1951
Wettest day
153 mm
14 August 1982
Windiest day
42.8 km/h
2 April 1970
Strongest gust
83.9 km/h
2 May 1982
Hottest feels-like
48.0 °C
1 August 1969
Coldest feels-like
-29.8 °C
13 January 1951
Snowiest day
21.0 cm
25 November 1954
Sunniest day
13.9 h
24 June 1945
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 | 8.5 °C | +3.1 °C | 40 mm | +27 mm |
| Feb | 10.0 °C | +1.5 °C | 4 mm | -17 mm |
| Mar | 17.9 °C | +3.0 °C | 32 mm | -1 mm |
| Apr | 27.4 °C | +5.5 °C | 15 mm | -36 mm |
| May | 30.5 °C | +3.2 °C | 18 mm | -51 mm |
| Jun | 33.3 °C | +1.4 °C | 79 mm | -2 mm |
| Jul | 34.8 °C | +3.1 °C | 79 mm | -115 mm |
| Aug | 32.5 °C | +2.5 °C | 187 mm | +15 mm |
| Sep | 24.6 °C | -1.3 °C | 250 mm | +140 mm |
| Oct | 17.4 °C | -3.4 °C | 161 mm | +101 mm |
| Nov | 17.3 °C | +3.5 °C | 23 mm | -13 mm |
| Dec | 10.7 °C | +3.2 °C | 15 mm | +1 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 Luoyang?
Luoyang has a humid subtropical, dry winter climate (Köppen Cwa). Over 1940-2025, the average annual temperature is 14.6 °C and it receives 852 mm of precipitation per year.
What is the hottest day ever recorded in Luoyang?
The hottest day measured in Luoyang between 1940 and 2025 was 24 June 2022, reaching 42.6 °C.
What is the coldest day in Luoyang?
The coldest day measured in Luoyang between 1940 and 2025 was 13 January 1951, at -24.9 °C.
Does it snow in Luoyang?
Yes. Luoyang gets on average 28.7 cm of snow per year and has around 83 frost days.
Has the climate of Luoyang warmed?
Yes: Luoyang warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Luoyang?
The wettest day measured in Luoyang between 1940 and 2025 was 14 August 1982, with 153 mm of rain in 24 hours.
What was the windiest day in Luoyang?
The windiest day measured in Luoyang between 1940 and 2025 was 2 April 1970, with winds reaching 42.8 km/h.
What is the warmest month in Luoyang?
The warmest month in Luoyang is July (27.3 °C on average); the coldest is January (0.0 °C).
How much does it rain in Luoyang?
Luoyang receives on average 852 mm of precipitation per year, spread over about 91 rainy days.
Is it sunny in Luoyang?
Luoyang gets on average 8.5 hours of sunshine per day, roughly 3,103 hours per year over 1940-2025.
What is the biggest single-day snowfall in Luoyang?
The heaviest 24-hour snowfall measured in Luoyang between 1940 and 2025 was 25 November 1954, with 21.0 cm.
Are there tropical nights in Luoyang?
Yes: Luoyang has on average 80 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Luoyang?
In Luoyang, between 1940 and 2025, the highest apparent temperature reached 48.0 °C on 1 August 1969, and the lowest was -29.8 °C on 13 January 1951.
Compare Luoyang with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Luoyang