Climate averages 1991–2020

Busia weather
in January.

A warm, wet month: the 3rd warmest and the 2nd driest of the year.

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

Average high 27.3°C Daytime mean, January

Average low 17.2°C Night-time mean, January

Rainfall 111 mm 15 days with ≥1 mm

Daylight 12 h Sunrise to sunset, per day

January is a warm month in Busia: daytime highs average 27.3°C and nights cool to about 17.2°C. By daytime temperature it is the 3rd warmest of the 12 months.

Expect about 111 mm of rain on roughly 15 days, which makes January a wet month (the 2nd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 06 min on an average January day.

The nearest other city in this atlas is Khwisero (63 km away). In January its highs average 26.5°C, 0.9°C cooler than Busia, with 101 mm of rain.

Among the 37 cities listed in Kenya, Busia ranks 14th of 37 for the warmest January highs and 34th of 37 for the driest January (rainfall, lowest first). The mean January high of those 37 cities is 27.3°C; Busia is 0.1°C warmer than that mean.

From January to February, average highs rise by 1.1°C to 28.4°C, and monthly rainfall falls from 111 mm to 110 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

Busia climate table

1991–2020

Monthly climate averages for Busia, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January, selected	27.3°C17.2°C	17.2°C	111	14.9	12.112 h
February	28.4°C17.8°C	17.8°C	110	14.8	12.112 h
March	27.6°C17.6°C	17.6°C	216	22.7	12.112 h
April	26.0°C17.4°C	17.4°C	291	27.5	12.112 h
May	25.6°C17.0°C	17.0°C	276	29.0	12.112 h
June	25.3°C16.5°C	16.5°C	177	24.2	12.112 h
July	25.1°C16.3°C	16.3°C	134	20.9	12.112 h
August	25.7°C16.4°C	16.4°C	168	23.9	12.112 h
September	26.4°C16.6°C	16.6°C	181	25.5	12.112 h
October	26.1°C16.9°C	16.9°C	220	27.9	12.112 h
November	25.8°C16.7°C	16.7°C	210	24.1	12.112 h
December	26.4°C16.8°C	16.8°C	142	19.2	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 Busia

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 Busia) is explained once on the Busia year overview and on the Sources, method and limits page.