Iseyin climate

Name: Iseyin
Address: NG

Iseyin is warmest in February, with average highs of 35 °C, and coldest in January, when nights average 21 °C. August is the wettest month (175 mm) and December the driest (4.4 mm). Figures are 1991–2020 climate normals.

Across a full year Iseyin averages 1,046 mm of rain and 359 days above 25 °C.

Nigeria · population 365,300 · 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 January 21 °C
Driest month December 4 mm
Wettest month August 175 mm
Least cloud December 40 % cloud
Hottest on record February 38 °C
Coldest on record December 15 °C

What to expectIseyin through the year

Iseyin has a clear annual cycle: average daily highs run from 34 °C in January to 35 °C in February, a swing of 4.4 °C in mean temperature across the year.

Counted across a normal year, 359 days a year reach 25 °C, 243 of them reach 30 °C. The warmest reading in the 1991–2020 record is 38 °C, in February.

Rain is strongly seasonal. August averages 175 mm against 4 mm in December — 40 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	34.1 °C	7 mm	44 %
February	35.2 °C	16 mm	53 %
March	34.9 °C	47 mm	71 %
April	33.4 °C	76 mm	78 %
May	31.5 °C	117 mm	83 %
June	29.5 °C	150 mm	84 %
July	28.1 °C	169 mm	88 %
August	27.8 °C	175 mm	89 %
September	28.8 °C	170 mm	87 %
October	30.2 °C	100 mm	82 %
November	32.4 °C	15 mm	62 %
December	33.5 °C	4 mm	40 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C
January	34.1 °C	21.3 °C	26.9 °C	36.9 °C	16.7 °C	31	31
February	35.2 °C	22.7 °C	28.0 °C	38.4 °C	16.7 °C	28	28
March	34.9 °C	23.9 °C	28.1 °C	38.2 °C	17.0 °C	31	31
April	33.4 °C	23.9 °C	27.4 °C	37.8 °C	19.9 °C	30	29
May	31.5 °C	23.5 °C	26.3 °C	36.4 °C	21.0 °C	31	27
June	29.5 °C	22.5 °C	24.9 °C	34.0 °C	20.1 °C	30	11
July	28.1 °C	21.7 °C	23.9 °C	31.5 °C	19.6 °C	29	2
August	27.8 °C	21.4 °C	23.7 °C	32.1 °C	19.0 °C	29	2
September	28.8 °C	21.8 °C	24.2 °C	33.3 °C	20.1 °C	29	7
October	30.2 °C	22.3 °C	25.1 °C	34.2 °C	20.0 °C	31	18
November	32.4 °C	22.7 °C	26.4 °C	35.3 °C	17.2 °C	30	29
December	33.5 °C	21.4 °C	26.6 °C	36.1 °C	15.3 °C	31	31

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	7 mm	1	12 h/day	44 %	53 %	12 km/h
February	16 mm	3	12 h/day	53 %	59 %	13 km/h
March	47 mm	9	12 h/day	71 %	69 %	13 km/h
April	76 mm	13	12 h/day	78 %	76 %	13 km/h
May	117 mm	18	12 h/day	83 %	81 %	11 km/h
June	150 mm	23	13 h/day	84 %	85 %	11 km/h
July	169 mm	24	13 h/day	88 %	86 %	11 km/h
August	175 mm	24	12 h/day	89 %	86 %	11 km/h
September	170 mm	24	12 h/day	87 %	86 %	9.8 km/h
October	100 mm	18	12 h/day	82 %	84 %	9.8 km/h
November	15 mm	4	12 h/day	62 %	74 %	11 km/h
December	4 mm	1	12 h/day	40 %	59 %	11 km/h

How Iseyin 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
Iseyin	35 °C	21 °C	1,046 mm	359
Oyo · Nigeria	35 °C	21 °C	1,010 mm	359
Ogbomoso · Nigeria	35 °C	21 °C	991 mm	359
Ibadan · Nigeria	35 °C	22 °C	1,352 mm	360
Iwo · Nigeria	35 °C	22 °C	1,084 mm	359
Saki · Nigeria	35 °C	20 °C	1,094 mm	357
Ikire · Nigeria	34 °C	22 °C	1,589 mm	359

Where Iseyin ranks

Ranking	Position	Value
The warmest places in Africa in December	24th of 50	34 °C
The warmest places in the world in December	28th of 50	34 °C
The warmest places in Africa in January	29th of 50	34 °C
The warmest places in the world in January	30th of 50	34 °C
The warmest places in Africa in February	33rd of 50	35 °C
The warmest places in the world in February	34th of 50	35 °C

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

QuestionsCommon questions about Iseyin’s climate

When is the best time to visit Iseyin?

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 Iseyin get?

In February, the warmest month, daily highs average 35 °C. About 243 days a year pass 30 °C. The highest value in the 1991–2020 record is 38 °C.

How cold does it get in winter?

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

Which month is wettest in Iseyin?

August, averaging 175 mm over 24 days with rain. The driest month is December with 4 mm. The year as a whole averages 1,046 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 Iseyin 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: 7.970°, 3.596° (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.