Climate averages 1991–2020

Geita weather
in January.

A warm, wet month: the 10th warmest and the 7th driest of the year.

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

Average high 26.2°C Daytime mean, January

Average low 17.3°C Night-time mean, January

Rainfall 135 mm 22 days with ≥1 mm

Daylight 12 h Sunrise to sunset, per day

January is a warm month in Geita: daytime highs average 26.2°C and nights cool to about 17.3°C. By daytime temperature it is the 10th warmest of the 12 months.

Expect about 135 mm of rain on roughly 22 days, which makes January a wet month (the 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 16 min on an average January day.

The nearest other city in this atlas is Katoro (36 km away). In January its highs average 26.0°C, about as warm as Geita, with 139 mm of rain.

Among the 43 cities listed in Tanzania, Geita ranks 27th of 43 for the warmest January highs and 24th of 43 for the driest January (rainfall, lowest first). The mean January high of those 43 cities is 27.1°C; Geita is 1.0°C cooler than that mean.

From January to February, average highs rise by 1.0°C to 27.2°C, and monthly rainfall falls from 135 mm to 100 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

Geita climate table

1991–2020

Monthly climate averages for Geita, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January, selected	26.2°C17.3°C	17.3°C	135	22.1	12.312 h
February	27.2°C17.7°C	17.7°C	100	16.5	12.212 h
March	27.1°C17.9°C	17.9°C	149	20.3	12.112 h
April	26.3°C17.8°C	17.8°C	163	20.0	12.012 h
May	26.9°C17.9°C	17.9°C	60	9.6	12.012 h
June	27.7°C17.6°C	17.6°C	20	3.6	12.012 h
July	28.2°C17.4°C	17.4°C	8.5	1.5	12.012 h
August	28.5°C17.9°C	17.9°C	41	6.4	12.012 h
September	28.4°C18.0°C	18.0°C	81	12.4	12.112 h
October	27.1°C17.9°C	17.9°C	152	21.4	12.212 h
November	25.7°C17.5°C	17.5°C	215	26.3	12.212 h
December	25.6°C17.3°C	17.3°C	191	25.0	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 Geita

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