Climate averages 1991–2020

Jomvu weather
in January.

A hot, fairly dry month: the 3rd warmest and the 2nd driest of the year.

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

Average high 32.2°C Daytime mean, January

Average low 24.3°C Night-time mean, January

Rainfall 28 mm 6 days with ≥1 mm

Daylight 12 h Sunrise to sunset, per day

January is a hot month in Jomvu: daytime highs average 32.2°C and nights cool to about 24.3°C. By daytime temperature it is the 3rd warmest of the 12 months.

Expect about 28 mm of rain on roughly 6 days, which makes January a fairly dry month (the 2nd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 19 min on an average January day.

The nearest other city in this atlas is Mombasa (10 km away). In January its highs average 31.1°C, 1.1°C cooler than Jomvu, with 18 mm of rain.

Among the 37 cities listed in Kenya, Jomvu ranks 5th of 37 for the warmest January highs and 13th of 37 for the driest January (rainfall, lowest first). The mean January high of those 37 cities is 27.3°C; Jomvu is 5.0°C warmer than that mean.

From January to February, average highs rise by 0.8°C to 33.0°C, and monthly rainfall falls from 28 mm to 20 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

Jomvu climate table

1991–2020

Monthly climate averages for Jomvu, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January, selected	32.2°C24.3°C	24.3°C	28	5.7	12.312 h
February	33.0°C24.3°C	24.3°C	20	4.2	12.212 h
March	32.5°C24.7°C	24.7°C	62	15.5	12.112 h
April	30.3°C24.5°C	24.5°C	108	22.8	12.012 h
May	28.2°C23.7°C	23.7°C	155	20.4	11.912 h
June	27.4°C22.8°C	22.8°C	58	15.8	11.912 h
July	26.9°C22.0°C	22.0°C	46	15.0	11.912 h
August	27.4°C21.7°C	21.7°C	40	15.1	12.012 h
September	28.4°C22.2°C	22.2°C	38	14.5	12.112 h
October	29.4°C22.8°C	22.8°C	69	15.5	12.212 h
November	30.2°C23.3°C	23.3°C	83	19.5	12.312 h
December	31.3°C24.0°C	24.0°C	70	17.0	12.312 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 Jomvu

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