Kaili climate — normals and trends
Kaili (China) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 15.6 °C and it receives 1,466 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 (24.6 °C on average) and the coldest is January (4.9 °C). Rainfall peaks in June.
Kaili averages 22 frost days, 24 hot days (≥ 30 °C) and 191 rainy days per year.
Kaili has warmed by +1.1 °C between 1940 and 2025, or +0.12 °C per decade. This trend is statistically significant.
The number of frost days there went from about 28 to 16 per year over the period.
The hottest day of the period reached 34.9 °C (on 21 July 1971) and the coldest -11.0 °C (on 10 February 1977).
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
KailiGuizhou
- coords
- 26.59°, 107.98°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
15.6°C
Average daily high
19.3°C
Average daily low
12.5°C
Annual rainfall
1,466mm
Sunshine / day
5.6h
Mean relative humidity
82%
Average peak wind
14.3km/h
Seasonal range
19.7°C
Frost days (< 0 °C)
22 d/yr
Hot days (≥ 30 °C)
24 d/yr
Rainy days (≥ 1 mm)
191 d/yr
Annual snowfall
10.7 cm
Average feels-like high
19.4 °C
Average feels-like low
12.0 °C
Average peak gust
33.4 km/h
Tropical nights (≥ 20 °C)
86 d/yr
Solar radiation
11.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.1 °C
since 1940
+0.1 °C per decade · r² = 0.33 · 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
34.9 °C
21 July 1971
Coldest day
-11.0 °C
10 February 1977
Wettest day
138 mm
7 July 2008
Windiest day
43.9 km/h
28 May 1946
Strongest gust
98.3 km/h
7 June 1946
Hottest feels-like
41.0 °C
15 July 2002
Coldest feels-like
-14.8 °C
10 February 1977
Snowiest day
14.9 cm
28 December 1983
Sunniest day
13.6 h
1 July 1961
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 | 12.2 °C | +4.1 °C | 30 mm | -15 mm |
| Feb | 7.5 °C | -2.3 °C | 50 mm | -7 mm |
| Mar | 15.3 °C | +0.5 °C | 81 mm | -21 mm |
| Apr | 23.6 °C | +3.6 °C | 108 mm | -52 mm |
| May | 24.6 °C | +0.9 °C | 288 mm | +62 mm |
| Jun | 26.8 °C | +0.7 °C | 431 mm | +187 mm |
| Jul | 30.7 °C | +2.5 °C | 174 mm | +2 mm |
| Aug | 29.8 °C | +1.5 °C | 176 mm | +21 mm |
| Sep | 27.8 °C | +2.1 °C | 116 mm | +4 mm |
| Oct | 22.3 °C | +1.8 °C | 44 mm | -55 mm |
| Nov | 16.3 °C | +0.7 °C | 103 mm | +44 mm |
| Dec | 13.1 °C | +2.7 °C | 37 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 Kaili?
Kaili has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 15.6 °C and it receives 1,466 mm of precipitation per year.
What is the hottest day ever recorded in Kaili?
The hottest day measured in Kaili between 1940 and 2025 was 21 July 1971, reaching 34.9 °C.
What is the coldest day in Kaili?
The coldest day measured in Kaili between 1940 and 2025 was 10 February 1977, at -11.0 °C.
Does it snow in Kaili?
Yes. Kaili gets on average 10.7 cm of snow per year and has around 22 frost days.
Has the climate of Kaili warmed?
Yes: Kaili warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Kaili?
The wettest day measured in Kaili between 1940 and 2025 was 7 July 2008, with 138 mm of rain in 24 hours.
What was the windiest day in Kaili?
The windiest day measured in Kaili between 1940 and 2025 was 28 May 1946, with winds reaching 43.9 km/h.
What is the warmest month in Kaili?
The warmest month in Kaili is July (24.6 °C on average); the coldest is January (4.9 °C).
How much does it rain in Kaili?
Kaili receives on average 1,466 mm of precipitation per year, spread over about 191 rainy days.
Is it sunny in Kaili?
Kaili gets on average 5.6 hours of sunshine per day, roughly 2,044 hours per year over 1940-2025.
What is the biggest single-day snowfall in Kaili?
The heaviest 24-hour snowfall measured in Kaili between 1940 and 2025 was 28 December 1983, with 14.9 cm.
Are there tropical nights in Kaili?
Yes: Kaili has on average 86 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Kaili?
In Kaili, between 1940 and 2025, the highest apparent temperature reached 41.0 °C on 15 July 2002, and the lowest was -14.8 °C on 10 February 1977.
Compare Kaili with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Kaili