Aku climate — normals and trends
Aku (Nigeria) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 26.0 °C and it receives 1,758 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 July (24.1 °C). Rainfall peaks in September.
Aku averages 0 frost days, 209 hot days (≥ 30 °C) and 214 rainy days per year.
Aku has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.
The hottest day of the period reached 40.1 °C (on 24 February 2017) and the coldest 16.2 °C (on 16 January 1989).
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
AkuEnugu State
- coords
- 6.71°, 7.32°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.0°C
Average daily high
30.8°C
Average daily low
22.6°C
Annual rainfall
1,758mm
Sunshine / day
9.0h
Mean relative humidity
77%
Average peak wind
11.5km/h
Seasonal range
4.2°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
209 d/yr
Rainy days (≥ 1 mm)
214 d/yr
Annual snowfall
0.0 cm
Average feels-like high
35.0 °C
Average feels-like low
26.0 °C
Average peak gust
26.7 km/h
Tropical nights (≥ 20 °C)
356 d/yr
Solar radiation
17.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °C
since 1940
+0.2 °C per decade · r² = 0.73 · 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
40.1 °C
24 February 2017
Coldest day
16.2 °C
16 January 1989
Wettest day
139 mm
11 September 1996
Windiest day
25.0 km/h
30 January 1944
Strongest gust
54.4 km/h
30 January 1944
Hottest feels-like
44.2 °C
13 February 2024
Coldest feels-like
12.5 °C
8 January 1957
Sunniest day
12.1 h
20 July 1942
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 | 35.5 °C | +1.9 °C | 7 mm | -6 mm |
| Feb | 37.1 °C | +2.6 °C | 13 mm | -14 mm |
| Mar | 36.6 °C | +3.1 °C | 47 mm | -30 mm |
| Apr | 34.9 °C | +2.9 °C | 68 mm | -66 mm |
| May | 33.0 °C | +2.5 °C | 143 mm | -74 mm |
| Jun | 30.9 °C | +1.9 °C | 182 mm | -73 mm |
| Jul | 28.4 °C | +0.7 °C | 280 mm | +46 mm |
| Aug | 28.3 °C | +0.7 °C | 212 mm | +6 mm |
| Sep | 29.5 °C | +1.0 °C | 229 mm | -37 mm |
| Oct | 30.4 °C | +1.1 °C | 284 mm | +28 mm |
| Nov | 32.5 °C | +1.7 °C | 47 mm | -14 mm |
| Dec | 34.8 °C | +2.3 °C | 20 mm | +5 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 Aku?
Aku has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 26.0 °C and it receives 1,758 mm of precipitation per year.
What is the hottest day ever recorded in Aku?
The hottest day measured in Aku between 1940 and 2025 was 24 February 2017, reaching 40.1 °C.
What is the coldest day in Aku?
The coldest day measured in Aku between 1940 and 2025 was 16 January 1989, at 16.2 °C.
Does it snow in Aku?
Almost never: Aku sees virtually no snow, with about 0 frost days per year.
Has the climate of Aku warmed?
Yes: Aku warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Aku?
The wettest day measured in Aku between 1940 and 2025 was 11 September 1996, with 139 mm of rain in 24 hours.
What was the windiest day in Aku?
The windiest day measured in Aku between 1940 and 2025 was 30 January 1944, with winds reaching 25.0 km/h.
What is the warmest month in Aku?
The warmest month in Aku is February (28.3 °C on average); the coldest is July (24.1 °C).
How much does it rain in Aku?
Aku receives on average 1,758 mm of precipitation per year, spread over about 214 rainy days.
Is it sunny in Aku?
Aku gets on average 9.0 hours of sunshine per day, roughly 3,285 hours per year over 1940-2025.
Are there tropical nights in Aku?
Yes: Aku has on average 356 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Aku?
In Aku, between 1940 and 2025, the highest apparent temperature reached 44.2 °C on 13 February 2024, and the lowest was 12.5 °C on 8 January 1957.
Compare Aku with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Aku