Bibiani climate — normals and trends
Bibiani (Ghana) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 25.7 °C and it receives 1,116 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 February (27.5 °C on average) and the coldest is August (24.1 °C). Rainfall peaks in June.
Bibiani averages 0 frost days, 184 hot days (≥ 30 °C) and 208 rainy days per year.
Bibiani has warmed by +2.1 °C between 1940 and 2025, or +0.25 °C per decade. This trend is statistically significant.
The hottest day of the period reached 39.2 °C (on 1 March 2020) and the coldest 15.3 °C (on 20 January 1968).
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
BibianiWestern North
- coords
- 6.45°, -2.32°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.7°C
Average daily high
30.2°C
Average daily low
22.4°C
Annual rainfall
1,116mm
Sunshine / day
8.7h
Mean relative humidity
81%
Average peak wind
11.3km/h
Seasonal range
3.4°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
184 d/yr
Rainy days (≥ 1 mm)
208 d/yr
Annual snowfall
0.0 cm
Average feels-like high
34.9 °C
Average feels-like low
26.1 °C
Average peak gust
26.7 km/h
Tropical nights (≥ 20 °C)
356 d/yr
Solar radiation
16.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.1 °C
since 1940
+0.3 °C per decade · r² = 0.82 · 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
39.2 °C
1 March 2020
Coldest day
15.3 °C
20 January 1968
Wettest day
125 mm
5 October 2019
Windiest day
20.6 km/h
18 August 1987
Strongest gust
49.3 km/h
3 March 1983
Hottest feels-like
44.3 °C
22 February 2016
Coldest feels-like
11.9 °C
9 January 1957
Sunniest day
12.0 h
20 April 1940
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 | 35.4 °C | +3.3 °C | 2 mm | -20 mm |
| Feb | 35.5 °C | +2.3 °C | 25 mm | -23 mm |
| Mar | 34.4 °C | +2.0 °C | 63 mm | -39 mm |
| Apr | 33.2 °C | +1.6 °C | 70 mm | -47 mm |
| May | 32.2 °C | +1.6 °C | 121 mm | -16 mm |
| Jun | 30.7 °C | +1.9 °C | 153 mm | +4 mm |
| Jul | 28.6 °C | +0.9 °C | 42 mm | -71 mm |
| Aug | 27.5 °C | -0.1 °C | 60 mm | -27 mm |
| Sep | 29.6 °C | +1.2 °C | 97 mm | -32 mm |
| Oct | 30.3 °C | +1.0 °C | 110 mm | -19 mm |
| Nov | 31.5 °C | +1.5 °C | 24 mm | -35 mm |
| Dec | 31.6 °C | +1.0 °C | 41 mm | +15 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 Bibiani?
Bibiani has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 25.7 °C and it receives 1,116 mm of precipitation per year.
What is the hottest day ever recorded in Bibiani?
The hottest day measured in Bibiani between 1940 and 2025 was 1 March 2020, reaching 39.2 °C.
What is the coldest day in Bibiani?
The coldest day measured in Bibiani between 1940 and 2025 was 20 January 1968, at 15.3 °C.
Does it snow in Bibiani?
Almost never: Bibiani sees virtually no snow, with about 0 frost days per year.
Has the climate of Bibiani warmed?
Yes: Bibiani warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Bibiani?
The wettest day measured in Bibiani between 1940 and 2025 was 5 October 2019, with 125 mm of rain in 24 hours.
What was the windiest day in Bibiani?
The windiest day measured in Bibiani between 1940 and 2025 was 18 August 1987, with winds reaching 20.6 km/h.
What is the warmest month in Bibiani?
The warmest month in Bibiani is February (27.5 °C on average); the coldest is August (24.1 °C).
How much does it rain in Bibiani?
Bibiani receives on average 1,116 mm of precipitation per year, spread over about 208 rainy days.
Is it sunny in Bibiani?
Bibiani gets on average 8.7 hours of sunshine per day, roughly 3,175 hours per year over 1940-2025.
Are there tropical nights in Bibiani?
Yes: Bibiani has on average 356 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Bibiani?
In Bibiani, between 1940 and 2025, the highest apparent temperature reached 44.3 °C on 22 February 2016, and the lowest was 11.9 °C on 9 January 1957.
Compare Bibiani with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Bibiani