Climate averages 1991–2020

Windhoek weather
in January.

A hot, wet month: the 4th warmest and the 11th driest of the year.

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

Average high 29.2°C Daytime mean, January

Average low 17.3°C Night-time mean, January

Rainfall 131 mm 13 days with ≥1 mm

Daylight 13 h Sunrise to sunset, per day

January is a hot month in Windhoek: daytime highs average 29.2°C and nights cool to about 17.3°C. By daytime temperature it is the 4th warmest of the 12 months.

Expect about 131 mm of rain on roughly 13 days, which makes January a wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 21 min on an average January day.

The nearest other city in this atlas is Walvis Bay (268 km away). In January its highs average 21.2°C, 8.0°C cooler than Windhoek, with 3.0 mm of rain.

Among the 3 cities listed in Namibia, Windhoek ranks 1st of 3 for the warmest January highs and 2nd of 3 for the driest January (rainfall, lowest first). The mean January high of those 3 cities is 26.5°C; Windhoek is 2.7°C warmer than that mean.

From January to February, average highs fall by 1.2°C to 28.1°C, and monthly rainfall rises from 131 mm to 145 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

Windhoek climate table

1991–2020

Monthly climate averages for Windhoek, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January, selected	29.2°C17.3°C	17.3°C	131	12.8	13.313 h
February	28.1°C16.8°C	16.8°C	145	13.1	12.913 h
March	27.0°C15.8°C	15.8°C	89	11.7	12.212 h
April	25.4°C13.4°C	13.4°C	29	4.8	11.612 h
May	23.3°C10.3°C	10.3°C	3.7	0.6	11.011 h
June	20.8°C6.9°C	6.9°C	0.4	0.1	10.811 h
July	20.6°C6.0°C	6.0°C	0.4	0.1	10.911 h
August	23.9°C8.2°C	8.2°C	0.3	0.1	11.311 h
September	27.9°C11.6°C	11.6°C	5.2	1.1	11.912 h
October	30.0°C14.5°C	14.5°C	13	3.4	12.613 h
November	30.3°C15.5°C	15.5°C	34	5.8	13.213 h
December	30.5°C16.7°C	16.7°C	64	7.9	13.513 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 Windhoek

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