Atronie climate — normals and trends
Atronie (Ghana) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 26.1 °C and it receives 921 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 (28.3 °C on average) and the coldest is August (24.4 °C). Rainfall peaks in September.
Atronie averages 0 frost days, 220 hot days (≥ 30 °C) and 176 rainy days per year.
Atronie has warmed by +2.0 °C between 1940 and 2025, or +0.23 °C per decade. This trend is statistically significant.
The hottest day of the period reached 39.8 °C (on 6 March 2007) and the coldest 14.5 °C (on 28 December 1971).
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
AtronieBono
- coords
- 7.15°, -2.40°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.1°C
Average daily high
30.9°C
Average daily low
22.5°C
Annual rainfall
921mm
Sunshine / day
8.9h
Mean relative humidity
75%
Average peak wind
12.0km/h
Seasonal range
3.9°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
220 d/yr
Rainy days (≥ 1 mm)
176 d/yr
Annual snowfall
0.0 cm
Average feels-like high
35.0 °C
Average feels-like low
25.6 °C
Average peak gust
27.4 km/h
Tropical nights (≥ 20 °C)
353 d/yr
Solar radiation
17.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.0 °C
since 1940
+0.2 °C per decade · r² = 0.75 · 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
39.8 °C
6 March 2007
Coldest day
14.5 °C
28 December 1971
Wettest day
103 mm
8 August 2008
Windiest day
27.3 km/h
29 June 1988
Strongest gust
56.2 km/h
29 June 1988
Hottest feels-like
45.3 °C
16 March 2024
Coldest feels-like
11.4 °C
9 January 1957
Sunniest day
12.1 h
28 June 1995
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 | 36.3 °C | +3.1 °C | 0 mm | -16 mm |
| Feb | 37.0 °C | +2.7 °C | 22 mm | -21 mm |
| Mar | 35.7 °C | +2.2 °C | 50 mm | -39 mm |
| Apr | 34.3 °C | +1.8 °C | 51 mm | -53 mm |
| May | 33.0 °C | +1.6 °C | 87 mm | -13 mm |
| Jun | 31.0 °C | +1.5 °C | 85 mm | -17 mm |
| Jul | 29.0 °C | +0.9 °C | 31 mm | -56 mm |
| Aug | 28.2 °C | +0.3 °C | 32 mm | -52 mm |
| Sep | 30.0 °C | +1.4 °C | 106 mm | -13 mm |
| Oct | 30.8 °C | +1.3 °C | 129 mm | +21 mm |
| Nov | 32.8 °C | +2.2 °C | 17 mm | -32 mm |
| Dec | 32.6 °C | +1.0 °C | 23 mm | +2 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 Atronie?
Atronie has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 26.1 °C and it receives 921 mm of precipitation per year.
What is the hottest day ever recorded in Atronie?
The hottest day measured in Atronie between 1940 and 2025 was 6 March 2007, reaching 39.8 °C.
What is the coldest day in Atronie?
The coldest day measured in Atronie between 1940 and 2025 was 28 December 1971, at 14.5 °C.
Does it snow in Atronie?
Almost never: Atronie sees virtually no snow, with about 0 frost days per year.
Has the climate of Atronie warmed?
Yes: Atronie warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Atronie?
The wettest day measured in Atronie between 1940 and 2025 was 8 August 2008, with 103 mm of rain in 24 hours.
What was the windiest day in Atronie?
The windiest day measured in Atronie between 1940 and 2025 was 29 June 1988, with winds reaching 27.3 km/h.
What is the warmest month in Atronie?
The warmest month in Atronie is February (28.3 °C on average); the coldest is August (24.4 °C).
How much does it rain in Atronie?
Atronie receives on average 921 mm of precipitation per year, spread over about 176 rainy days.
Is it sunny in Atronie?
Atronie gets on average 8.9 hours of sunshine per day, roughly 3,249 hours per year over 1940-2025.
Are there tropical nights in Atronie?
Yes: Atronie has on average 353 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Atronie?
In Atronie, between 1940 and 2025, the highest apparent temperature reached 45.3 °C on 16 March 2024, and the lowest was 11.4 °C on 9 January 1957.
Compare Atronie with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Atronie