Climate averages 1991–2020

Kisumu weather
in January.

A hot, wet month: the 3rd warmest and the 6th driest of the year.

Long-term climate patterns, not a forecast for a particular trip.

Average high 28.8°C Daytime mean, January

Average low 18.3°C Night-time mean, January

Rainfall 116 mm 16 days with ≥1 mm

Daylight 12 h Sunrise to sunset, per day

January is a hot month in Kisumu: daytime highs average 28.8°C and nights cool to about 18.3°C. By daytime temperature it is the 3rd warmest of the 12 months.

Expect about 116 mm of rain on roughly 16 days, which makes January a wet month (the 6th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 07 min on an average January day.

The nearest other city in this atlas is Khwisero (36 km away). In January its highs average 26.5°C, 2.3°C cooler than Kisumu, with 101 mm of rain.

Among the 37 cities listed in Kenya, Kisumu ranks 12th of 37 for the warmest January highs and joint 35th of 37 for the driest January (rainfall, lowest first). The mean January high of those 37 cities is 27.3°C; Kisumu is 1.5°C warmer than that mean.

From January to February, average highs rise by 1.2°C to 30.0°C, and monthly rainfall falls from 116 mm to 89 mm.

The annual picture

January in context

30-year average

Average highAverage low°C

Monthly rainfall

Average total · mm

Averages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated

Every month, side by side

Kisumu climate table

1991–2020

Monthly climate averages for Kisumu, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January, selected	28.8°C18.3°C	18.3°C	116	15.7	12.112 h
February	30.0°C18.8°C	18.8°C	89	13.2	12.112 h
March	29.2°C18.8°C	18.8°C	182	20.2	12.112 h
April	27.3°C18.5°C	18.5°C	281	27.0	12.112 h
May	26.8°C18.1°C	18.1°C	206	26.3	12.112 h
June	26.7°C17.9°C	17.9°C	103	20.7	12.112 h
July	26.6°C17.9°C	17.9°C	92	18.1	12.112 h
August	27.2°C18.0°C	18.0°C	100	19.2	12.112 h
September	28.2°C18.2°C	18.2°C	106	19.5	12.112 h
October	27.9°C18.4°C	18.4°C	194	25.5	12.112 h
November	27.4°C18.1°C	18.1°C	247	25.0	12.112 h
December	27.9°C17.9°C	17.9°C	179	20.7	12.112 h

Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.

Compare places

January in nearby cities

Distance from Kisumu

Read the numbers correctly

Climate, not a promise.

These patterns help compare months. They cannot tell you the weather on a specific day of your trip.

Sources, method and limits

How these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Kisumu) is explained once on the Kisumu year overview and on the Sources, method and limits page.