Bibo climate — normals and trends
Bibo (China) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 15.8 °C and it receives 1,672 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 (24.8 °C on average) and the coldest is January (5.3 °C). Rainfall peaks in June.
Bibo averages 18 frost days, 29 hot days (≥ 30 °C) and 209 rainy days per year.
Bibo has warmed by +1.1 °C between 1940 and 2025, or +0.13 °C per decade. This trend is statistically significant.
The number of frost days there went from about 24 to 12 per year over the period.
The hottest day of the period reached 36.4 °C (on 27 August 1972) and the coldest -12.1 °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
BiboGuizhou
- coords
- 26.53°, 107.63°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
15.8°C
Average daily high
19.5°C
Average daily low
12.7°C
Annual rainfall
1,672mm
Sunshine / day
5.6h
Mean relative humidity
81%
Average peak wind
14.7km/h
Seasonal range
19.5°C
Frost days (< 0 °C)
18 d/yr
Hot days (≥ 30 °C)
29 d/yr
Rainy days (≥ 1 mm)
209 d/yr
Annual snowfall
15.5 cm
Average feels-like high
19.6 °C
Average feels-like low
12.3 °C
Average peak gust
33.1 km/h
Tropical nights (≥ 20 °C)
89 d/yr
Solar radiation
11.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.1 °C
since 1940
+0.1 °C per decade · r² = 0.34 · 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
36.4 °C
27 August 1972
Coldest day
-12.1 °C
10 February 1977
Wettest day
125 mm
30 June 1964
Windiest day
46.2 km/h
28 May 1946
Strongest gust
93.6 km/h
7 June 1946
Hottest feels-like
41.3 °C
27 July 1971
Coldest feels-like
-16.4 °C
10 February 1977
Snowiest day
16.5 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 | 12.1 °C | +3.7 °C | 61 mm | -17 mm |
| Feb | 7.7 °C | -2.4 °C | 78 mm | -9 mm |
| Mar | 15.6 °C | +0.4 °C | 102 mm | -33 mm |
| Apr | 23.5 °C | +3.2 °C | 131 mm | -61 mm |
| May | 24.7 °C | +0.8 °C | 314 mm | +57 mm |
| Jun | 27.1 °C | +0.8 °C | 350 mm | +91 mm |
| Jul | 30.8 °C | +2.3 °C | 100 mm | -56 mm |
| Aug | 30.6 °C | +1.9 °C | 118 mm | -9 mm |
| Sep | 28.4 °C | +2.4 °C | 122 mm | +10 mm |
| Oct | 22.7 °C | +2.0 °C | 59 mm | -62 mm |
| Nov | 16.5 °C | +0.8 °C | 100 mm | +17 mm |
| Dec | 13.1 °C | +2.5 °C | 66 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 Bibo?
Bibo has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 15.8 °C and it receives 1,672 mm of precipitation per year.
What is the hottest day ever recorded in Bibo?
The hottest day measured in Bibo between 1940 and 2025 was 27 August 1972, reaching 36.4 °C.
What is the coldest day in Bibo?
The coldest day measured in Bibo between 1940 and 2025 was 10 February 1977, at -12.1 °C.
Does it snow in Bibo?
Yes. Bibo gets on average 15.5 cm of snow per year and has around 18 frost days.
Has the climate of Bibo warmed?
Yes: Bibo warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Bibo?
The wettest day measured in Bibo between 1940 and 2025 was 30 June 1964, with 125 mm of rain in 24 hours.
What was the windiest day in Bibo?
The windiest day measured in Bibo between 1940 and 2025 was 28 May 1946, with winds reaching 46.2 km/h.
What is the warmest month in Bibo?
The warmest month in Bibo is July (24.8 °C on average); the coldest is January (5.3 °C).
How much does it rain in Bibo?
Bibo receives on average 1,672 mm of precipitation per year, spread over about 209 rainy days.
Is it sunny in Bibo?
Bibo 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 Bibo?
The heaviest 24-hour snowfall measured in Bibo between 1940 and 2025 was 28 December 1983, with 16.5 cm.
Are there tropical nights in Bibo?
Yes: Bibo has on average 89 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Bibo?
In Bibo, between 1940 and 2025, the highest apparent temperature reached 41.3 °C on 27 July 1971, and the lowest was -16.4 °C on 10 February 1977.
Compare Bibo with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Bibo