Dêqên climate — normals and trends
Dêqên (China) has a tundra climate (ET) under the Köppen-Geiger classification. Its mean annual temperature is -2.3 °C and it receives 894 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 (7.5 °C on average) and the coldest is January (-12.8 °C). Rainfall peaks in July.
Dêqên averages 265 frost days, 0 hot days (≥ 30 °C) and 166 rainy days per year.
Dêqên has warmed by +4.0 °C between 1940 and 2025, or +0.46 °C per decade. This trend is statistically significant.
The number of frost days there went from about 285 to 245 per year over the period.
The hottest day of the period reached 19.3 °C (on 8 June 2014) and the coldest -39.0 °C (on 19 December 1963).
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
DêqênTibet
- coords
- 29.96°, 90.72°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
-2.3°C
Average daily high
3.5°C
Average daily low
-8.2°C
Annual rainfall
894mm
Sunshine / day
10.9h
Mean relative humidity
59%
Average peak wind
9.3km/h
Seasonal range
20.3°C
Frost days (< 0 °C)
265 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
166 d/yr
Annual snowfall
160.2 cm
Average feels-like high
0.9 °C
Average feels-like low
-12.0 °C
Average peak gust
37.0 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
21.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+4.0 °C
since 1940
+0.5 °C per decade · r² = 0.61 · 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
19.3 °C
8 June 2014
Coldest day
-39.0 °C
19 December 1963
Wettest day
35 mm
15 September 1948
Windiest day
28.9 km/h
28 February 1976
Strongest gust
100.1 km/h
9 March 1985
Hottest feels-like
18.7 °C
19 July 2025
Coldest feels-like
-44.1 °C
19 December 1963
Snowiest day
23.3 cm
15 September 1948
Sunniest day
13.9 h
27 June 2025
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 | 2.1 °C | +8.1 °C | 0 mm | -6 mm |
| Feb | -1.4 °C | +2.7 °C | 18 mm | +11 mm |
| Mar | -0.1 °C | +1.0 °C | 19 mm | +3 mm |
| Apr | 4.9 °C | +2.1 °C | 51 mm | +14 mm |
| May | 7.2 °C | -0.3 °C | 138 mm | +53 mm |
| Jun | 11.8 °C | +0.2 °C | 133 mm | -20 mm |
| Jul | 14.6 °C | +2.4 °C | 159 mm | -52 mm |
| Aug | 13.7 °C | +2.2 °C | 188 mm | -9 mm |
| Sep | 11.7 °C | +2.1 °C | 137 mm | +8 mm |
| Oct | 6.9 °C | +2.4 °C | 72 mm | +32 mm |
| Nov | -1.3 °C | +0.6 °C | 5 mm | -4 mm |
| Dec | 1.2 °C | +5.7 °C | 1 mm | -4 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 Dêqên?
Dêqên has a tundra climate (Köppen ET). Over 1940-2025, the average annual temperature is -2.3 °C and it receives 894 mm of precipitation per year.
What is the hottest day ever recorded in Dêqên?
The hottest day measured in Dêqên between 1940 and 2025 was 8 June 2014, reaching 19.3 °C.
What is the coldest day in Dêqên?
The coldest day measured in Dêqên between 1940 and 2025 was 19 December 1963, at -39.0 °C.
Does it snow in Dêqên?
Yes. Dêqên gets on average 160.2 cm of snow per year and has around 265 frost days.
Has the climate of Dêqên warmed?
Yes: Dêqên warmed by +4.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Dêqên?
The wettest day measured in Dêqên between 1940 and 2025 was 15 September 1948, with 35 mm of rain in 24 hours.
What was the windiest day in Dêqên?
The windiest day measured in Dêqên between 1940 and 2025 was 28 February 1976, with winds reaching 28.9 km/h.
What is the warmest month in Dêqên?
The warmest month in Dêqên is July (7.5 °C on average); the coldest is January (-12.8 °C).
How much does it rain in Dêqên?
Dêqên receives on average 894 mm of precipitation per year, spread over about 166 rainy days.
Is it sunny in Dêqên?
Dêqên gets on average 10.9 hours of sunshine per day, roughly 3,979 hours per year over 1940-2025.
What is the biggest single-day snowfall in Dêqên?
The heaviest 24-hour snowfall measured in Dêqên between 1940 and 2025 was 15 September 1948, with 23.3 cm.
Are there tropical nights in Dêqên?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Dêqên.
What was the most extreme apparent temperature in Dêqên?
In Dêqên, between 1940 and 2025, the highest apparent temperature reached 18.7 °C on 19 July 2025, and the lowest was -44.1 °C on 19 December 1963.
Compare Dêqên with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Dêqên