Jiuhe climate — normals and trends
Jiuhe (China) has a subtropical highland, dry winter climate (Cwb) under the Köppen-Geiger classification. Its mean annual temperature is 11.6 °C and it receives 1,326 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 June (17.3 °C on average) and the coldest is January (4.2 °C). Rainfall peaks in July.
Jiuhe averages 73 frost days, 0 hot days (≥ 30 °C) and 164 rainy days per year.
Jiuhe has warmed by +2.2 °C between 1940 and 2025, or +0.26 °C per decade. This trend is statistically significant.
The number of frost days there went from about 91 to 55 per year over the period.
The hottest day of the period reached 30.7 °C (on 31 May 2023) and the coldest -21.8 °C (on 17 December 2013).
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
JiuheYunnan
- coords
- 26.76°, 99.99°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
11.6°C
Average daily high
17.8°C
Average daily low
6.6°C
Annual rainfall
1,326mm
Sunshine / day
9.6h
Mean relative humidity
69%
Average peak wind
9.1km/h
Seasonal range
13.1°C
Frost days (< 0 °C)
73 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
164 d/yr
Annual snowfall
11.3 cm
Average feels-like high
16.4 °C
Average feels-like low
4.9 °C
Average peak gust
38.4 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
16.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.2 °C
since 1940
+0.3 °C per decade · r² = 0.62 · 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
30.7 °C
31 May 2023
Coldest day
-21.8 °C
17 December 2013
Wettest day
88 mm
27 July 1989
Windiest day
22.6 km/h
4 March 2015
Strongest gust
88.9 km/h
28 March 2004
Hottest feels-like
31.5 °C
18 August 2016
Coldest feels-like
-26.6 °C
17 December 2013
Snowiest day
27.3 cm
19 October 1956
Sunniest day
13.2 h
30 May 2023
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 | 13.8 °C | +2.0 °C | 26 mm | +12 mm |
| Feb | 13.5 °C | +0.4 °C | 16 mm | -3 mm |
| Mar | 15.6 °C | -0.5 °C | 52 mm | +22 mm |
| Apr | 20.6 °C | +1.5 °C | 30 mm | -8 mm |
| May | 21.0 °C | -0.7 °C | 167 mm | +67 mm |
| Jun | 23.1 °C | +0.9 °C | 248 mm | +29 mm |
| Jul | 23.3 °C | +1.5 °C | 276 mm | +5 mm |
| Aug | 22.1 °C | +0.7 °C | 397 mm | +144 mm |
| Sep | 22.2 °C | +2.0 °C | 251 mm | +25 mm |
| Oct | 20.3 °C | +2.2 °C | 70 mm | -44 mm |
| Nov | 16.0 °C | +0.8 °C | 40 mm | +11 mm |
| Dec | 14.9 °C | +2.2 °C | 2 mm | -12 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 Jiuhe?
Jiuhe has a subtropical highland, dry winter climate (Köppen Cwb). Over 1940-2025, the average annual temperature is 11.6 °C and it receives 1,326 mm of precipitation per year.
What is the hottest day ever recorded in Jiuhe?
The hottest day measured in Jiuhe between 1940 and 2025 was 31 May 2023, reaching 30.7 °C.
What is the coldest day in Jiuhe?
The coldest day measured in Jiuhe between 1940 and 2025 was 17 December 2013, at -21.8 °C.
Does it snow in Jiuhe?
Yes. Jiuhe gets on average 11.3 cm of snow per year and has around 73 frost days.
Has the climate of Jiuhe warmed?
Yes: Jiuhe warmed by +2.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Jiuhe?
The wettest day measured in Jiuhe between 1940 and 2025 was 27 July 1989, with 88 mm of rain in 24 hours.
What was the windiest day in Jiuhe?
The windiest day measured in Jiuhe between 1940 and 2025 was 4 March 2015, with winds reaching 22.6 km/h.
What is the warmest month in Jiuhe?
The warmest month in Jiuhe is June (17.3 °C on average); the coldest is January (4.2 °C).
How much does it rain in Jiuhe?
Jiuhe receives on average 1,326 mm of precipitation per year, spread over about 164 rainy days.
Is it sunny in Jiuhe?
Jiuhe gets on average 9.6 hours of sunshine per day, roughly 3,504 hours per year over 1940-2025.
What is the biggest single-day snowfall in Jiuhe?
The heaviest 24-hour snowfall measured in Jiuhe between 1940 and 2025 was 19 October 1956, with 27.3 cm.
Are there tropical nights in Jiuhe?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Jiuhe.
What was the most extreme apparent temperature in Jiuhe?
In Jiuhe, between 1940 and 2025, the highest apparent temperature reached 31.5 °C on 18 August 2016, and the lowest was -26.6 °C on 17 December 2013.
Compare Jiuhe with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Jiuhe