Osogbo climate

Name: Osogbo
Address: NG

Osogbo is warmest in February, with average highs of 35 °C, and coldest in August, when nights average 21 °C. September is the wettest month (204 mm) and December the driest (6.0 mm). Figures are 1991–2020 climate normals.

Across a full year Osogbo averages 1,223 mm of rain and 356 days above 25 °C.

Nigeria · population 645,000 · 1991–2020 normals

Temperature below 0 °C to above 30 °C Rain band height is that month’s share of the wettest month

Warmest month February 35 °C
Coldest month August 21 °C
Driest month December 6 mm
Wettest month September 204 mm
Least cloud December 47 % cloud
Hottest on record February 40 °C
Coldest on record December 16 °C

What to expectOsogbo through the year

Osogbo has a clear annual cycle: average daily highs run from 27 °C in August to 35 °C in February, a swing of 4.3 °C in mean temperature across the year.

Counted across a normal year, 356 days a year reach 25 °C, 204 of them reach 30 °C. The warmest reading in the 1991–2020 record is 40 °C, in February.

Rain is strongly seasonal. September averages 204 mm against 6 mm in December — 34 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	34.4 °C	10 mm	50 %
February	34.9 °C	23 mm	61 %
March	33.7 °C	60 mm	78 %
April	31.9 °C	82 mm	84 %
May	30.3 °C	132 mm	87 %
June	28.6 °C	171 mm	87 %
July	27.5 °C	177 mm	90 %
August	27.3 °C	174 mm	91 %
September	28.1 °C	204 mm	90 %
October	29.2 °C	151 mm	87 %
November	31.3 °C	33 mm	70 %
December	33.4 °C	6 mm	47 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C
January	34.4 °C	21.4 °C	26.9 °C	37.8 °C	16.8 °C	31	31
February	34.9 °C	22.6 °C	27.6 °C	39.6 °C	17.4 °C	28	28
March	33.7 °C	23.6 °C	27.2 °C	38.6 °C	17.0 °C	31	30
April	31.9 °C	23.5 °C	26.4 °C	36.4 °C	20.1 °C	30	26
May	30.3 °C	23.1 °C	25.5 °C	34.3 °C	20.7 °C	31	18
June	28.6 °C	22.2 °C	24.3 °C	33.1 °C	20.1 °C	29	4
July	27.5 °C	21.5 °C	23.5 °C	31.1 °C	19.1 °C	28	1
August	27.3 °C	21.2 °C	23.3 °C	31.2 °C	18.8 °C	28	0
September	28.1 °C	21.6 °C	23.7 °C	32.2 °C	19.8 °C	28	3
October	29.2 °C	21.9 °C	24.4 °C	33.6 °C	19.9 °C	31	9
November	31.3 °C	22.3 °C	25.6 °C	36.1 °C	17.7 °C	30	24
December	33.4 °C	21.5 °C	26.4 °C	37.4 °C	15.9 °C	31	30

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	10 mm	2	12 h/day	50 %	53 %	12 km/h
February	23 mm	5	12 h/day	61 %	62 %	13 km/h
March	60 mm	12	12 h/day	78 %	75 %	13 km/h
April	82 mm	16	12 h/day	84 %	82 %	13 km/h
May	132 mm	21	12 h/day	87 %	86 %	11 km/h
June	171 mm	25	13 h/day	87 %	88 %	11 km/h
July	177 mm	26	13 h/day	90 %	88 %	11 km/h
August	174 mm	24	12 h/day	91 %	87 %	11 km/h
September	204 mm	25	12 h/day	90 %	89 %	10 km/h
October	151 mm	24	12 h/day	87 %	88 %	9.4 km/h
November	33 mm	7	12 h/day	70 %	80 %	10 km/h
December	6 mm	1	12 h/day	47 %	62 %	11 km/h

How Osogbo compares

The same four figures for nearby destinations, so the numbers above have something to be read against. Summer high is the warmest month's average high; winter low is the coldest month's average low.

Destination	Summer high	Winter low	Rain per year	Days above 25 °C
Osogbo	35 °C	21 °C	1,223 mm	356
Ilesa · Nigeria	34 °C	21 °C	1,424 mm	352
Ile-Ife · Nigeria	34 °C	21 °C	1,377 mm	356
Efon-Alaaye · Nigeria	33 °C	20 °C	1,481 mm	340
Iwo · Nigeria	35 °C	22 °C	1,084 mm	359
Ila Orangun · Nigeria	34 °C	20 °C	1,500 mm	352
Ogbomoso · Nigeria	35 °C	21 °C	991 mm	359

Where Osogbo ranks

Ranking	Position	Value
The warmest places in Africa in January	23rd of 50	34 °C
The warmest places in the world in January	24th of 50	34 °C
The warmest places in Africa in December	28th of 50	33 °C
The warmest places in the world in December	32nd of 50	33 °C
The warmest places in Africa in February	44th of 50	35 °C
The warmest places in the world in February	45th of 50	35 °C

Planning a trip? See the best time to visit Osogbo.

QuestionsCommon questions about Osogbo’s climate

When is the best time to visit Osogbo?

That depends on what you want, so the honest answer is a comparison rather than a single month. July, August, September sit closest to 20 °C on average, February is the warmest month and December the driest. The month-by-month table above has the full picture.

How hot does Osogbo get?

In February, the warmest month, daily highs average 35 °C. About 204 days a year pass 30 °C. The highest value in the 1991–2020 record is 40 °C.

How cold does it get in winter?

Nights average 21 °C in August, the coldest month. Freezing nights are not part of a normal year here.

Which month is wettest in Osogbo?

September, averaging 204 mm over 25 days with rain. The driest month is December with 6 mm. The year as a whole averages 1,223 mm.

Are these figures a forecast?

No. They are 1991–2020 climate normals: the average of thirty years, which describes what a month is usually like in Osogbo rather than what any particular week will bring. Individual years can differ substantially from the normal.

Data sources and method

ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
Open-Meteo — Open-Meteo.com. CC BY 4.0
NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
GeoNames — GeoNames.org. CC BY 4.0

Normal period: 1991–2020
Data point: 7.771°, 4.557° (the coordinates the reanalysis values are taken for)
Dataset version: era5-1991-2020-scores1.1
Last processed: 1 August 2026

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: monthly rankings, daylight hours, beach and comfort scores. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.