Offa climate — normals and trends
Offa (Nigeria) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 25.3 °C and it receives 1,061 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 March (27.6 °C on average) and the coldest is August (23.3 °C). Rainfall peaks in September.
Offa averages 0 frost days, 228 hot days (≥ 30 °C) and 166 rainy days per year.
Offa has warmed by +1.7 °C between 1940 and 2025, or +0.20 °C per decade. This trend is statistically significant.
The hottest day of the period reached 39.5 °C (on 13 February 2024) and the coldest 13.2 °C (on 9 January 1957).
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
OffaKwara State
- coords
- 8.15°, 4.72°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.3°C
Average daily high
31.0°C
Average daily low
21.5°C
Annual rainfall
1,061mm
Sunshine / day
9.3h
Mean relative humidity
75%
Average peak wind
12.7km/h
Seasonal range
4.3°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
228 d/yr
Rainy days (≥ 1 mm)
166 d/yr
Annual snowfall
0.0 cm
Average feels-like high
34.7 °C
Average feels-like low
23.9 °C
Average peak gust
30.0 km/h
Tropical nights (≥ 20 °C)
322 d/yr
Solar radiation
18.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.7 °C
since 1940
+0.2 °C per decade · r² = 0.77 · 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
39.5 °C
13 February 2024
Coldest day
13.2 °C
9 January 1957
Wettest day
102 mm
13 September 1960
Windiest day
22.6 km/h
19 April 2002
Strongest gust
55.1 km/h
5 August 1950
Hottest feels-like
44.4 °C
29 February 2024
Coldest feels-like
9.1 °C
9 January 1957
Sunniest day
12.1 h
14 May 1952
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 | 34.8 °C | +1.9 °C | 0 mm | -5 mm |
| Feb | 36.2 °C | +2.0 °C | 13 mm | +1 mm |
| Mar | 36.9 °C | +2.6 °C | 9 mm | -34 mm |
| Apr | 35.2 °C | +2.2 °C | 38 mm | -44 mm |
| May | 32.7 °C | +1.5 °C | 115 mm | -11 mm |
| Jun | 30.4 °C | +1.2 °C | 113 mm | -38 mm |
| Jul | 28.2 °C | +0.7 °C | 118 mm | -22 mm |
| Aug | 27.7 °C | +0.5 °C | 113 mm | -30 mm |
| Sep | 29.3 °C | +1.1 °C | 158 mm | -38 mm |
| Oct | 31.1 °C | +1.3 °C | 131 mm | -10 mm |
| Nov | 34.2 °C | +2.4 °C | 11 mm | -8 mm |
| Dec | 35.0 °C | +2.5 °C | 0 mm | -4 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 Offa?
Offa has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 25.3 °C and it receives 1,061 mm of precipitation per year.
What is the hottest day ever recorded in Offa?
The hottest day measured in Offa between 1940 and 2025 was 13 February 2024, reaching 39.5 °C.
What is the coldest day in Offa?
The coldest day measured in Offa between 1940 and 2025 was 9 January 1957, at 13.2 °C.
Does it snow in Offa?
Almost never: Offa sees virtually no snow, with about 0 frost days per year.
Has the climate of Offa warmed?
Yes: Offa warmed by +1.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Offa?
The wettest day measured in Offa between 1940 and 2025 was 13 September 1960, with 102 mm of rain in 24 hours.
What was the windiest day in Offa?
The windiest day measured in Offa between 1940 and 2025 was 19 April 2002, with winds reaching 22.6 km/h.
What is the warmest month in Offa?
The warmest month in Offa is March (27.6 °C on average); the coldest is August (23.3 °C).
How much does it rain in Offa?
Offa receives on average 1,061 mm of precipitation per year, spread over about 166 rainy days.
Is it sunny in Offa?
Offa gets on average 9.3 hours of sunshine per day, roughly 3,395 hours per year over 1940-2025.
Are there tropical nights in Offa?
Yes: Offa has on average 322 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Offa?
In Offa, between 1940 and 2025, the highest apparent temperature reached 44.4 °C on 29 February 2024, and the lowest was 9.1 °C on 9 January 1957.
Compare Offa with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Offa