Kisumu climate

Name: Kisumu
Address: KE

Kisumu is warmest in February, with average highs of 30 °C, and coldest in July, when nights average 18 °C. April is the wettest month (271 mm) and February the driest (83 mm). Figures are 1991–2020 climate normals.

Across a full year Kisumu averages 1,785 mm of rain and 343 days above 25 °C.

Kenya · population 397,957 · 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 30 °C
Coldest month July 18 °C
Driest month February 83 mm
Wettest month April 271 mm
Least cloud February 55 % cloud
Hottest on record February 36 °C
Coldest on record July 15 °C

What to expectKisumu through the year

Kisumu changes little through the year. Average daily highs stay between 27 and 30 °C, so no month stands out as a season in the way it would further from the equator.

Counted across a normal year, 343 days a year reach 25 °C, 45 of them reach 30 °C. The warmest reading in the 1991–2020 record is 36 °C, in February.

Rain is strongly seasonal. April averages 271 mm against 83 mm in February — 3.2 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	28.7 °C	111 mm	55 %
February	29.9 °C	83 mm	55 %
March	29.1 °C	170 mm	63 %
April	27.3 °C	271 mm	80 %
May	26.9 °C	192 mm	70 %
June	26.7 °C	101 mm	65 %
July	26.6 °C	86 mm	65 %
August	27.2 °C	93 mm	62 %
September	28.2 °C	98 mm	60 %
October	27.9 °C	179 mm	75 %
November	27.4 °C	231 mm	77 %
December	27.8 °C	170 mm	60 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C
January	28.7 °C	18.2 °C	23.3 °C	34.3 °C	15.3 °C	29	9
February	29.9 °C	18.8 °C	24.1 °C	36.2 °C	15.0 °C	28	14
March	29.1 °C	18.8 °C	23.7 °C	36.2 °C	15.9 °C	30	10
April	27.3 °C	18.5 °C	22.7 °C	34.3 °C	16.0 °C	27	2
May	26.9 °C	18.1 °C	22.3 °C	30.8 °C	15.5 °C	28	0
June	26.7 °C	17.8 °C	22.2 °C	31.6 °C	15.2 °C	28	0
July	26.6 °C	17.8 °C	22.2 °C	29.7 °C	14.6 °C	29	0
August	27.2 °C	17.9 °C	22.5 °C	30.8 °C	15.0 °C	30	0
September	28.2 °C	18.1 °C	23.1 °C	32.2 °C	15.8 °C	29	2
October	27.9 °C	18.4 °C	23.0 °C	31.6 °C	16.0 °C	29	2
November	27.4 °C	18.1 °C	22.5 °C	31.7 °C	15.9 °C	27	1
December	27.8 °C	17.9 °C	22.7 °C	33.4 °C	15.0 °C	28	4

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	111 mm	15	12 h/day	55 %	66 %	15 km/h
February	83 mm	13	12 h/day	55 %	62 %	16 km/h
March	170 mm	20	12 h/day	63 %	68 %	15 km/h
April	271 mm	26	12 h/day	80 %	76 %	12 km/h
May	192 mm	26	12 h/day	70 %	76 %	11 km/h
June	101 mm	20	12 h/day	65 %	72 %	10 km/h
July	86 mm	18	12 h/day	65 %	68 %	10 km/h
August	93 mm	18	12 h/day	62 %	67 %	11 km/h
September	98 mm	19	12 h/day	60 %	66 %	11 km/h
October	179 mm	25	12 h/day	75 %	70 %	11 km/h
November	231 mm	24	12 h/day	77 %	73 %	12 km/h
December	170 mm	20	12 h/day	60 %	70 %	13 km/h

How Kisumu 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
Kisumu	30 °C	18 °C	1,785 mm	343
Kakamega · Kenya	29 °C	14 °C	1,615 mm	212
Eldoret · Kenya	25 °C	12 °C	1,845 mm	58
Kitale · Kenya	24 °C	11 °C	1,644 mm	24
Nakuru · Kenya	27 °C	12 °C	706 mm	90

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

QuestionsCommon questions about Kisumu’s climate

When is the best time to visit Kisumu?

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

How hot does Kisumu get?

In February, the warmest month, daily highs average 30 °C. About 45 days a year pass 30 °C. The highest value in the 1991–2020 record is 36 °C.

How cold does it get in winter?

Nights average 18 °C in July, the coldest month. Freezing nights are not part of a normal year here.

Which month is wettest in Kisumu?

April, averaging 271 mm over 26 days with rain. The driest month is February with 83 mm. The year as a whole averages 1,785 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 Kisumu 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: -0.102°, 34.762° (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.