Climate averages 1991–2020

Tunduma weather
in January.

A warm, very wet month: the 8th warmest and the wettest of the year.

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

Average high 22.9°C Daytime mean, January

Average low 14.9°C Night-time mean, January

Rainfall 277 mm 29 days with ≥1 mm

Daylight 13 h Sunrise to sunset, per day

January is a warm month in Tunduma: daytime highs average 22.9°C and nights cool to about 14.9°C. By daytime temperature it is the 8th warmest of the 12 months.

Expect about 277 mm of rain on roughly 29 days, which makes January a very wet month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 12 h 36 min on an average January day.

The nearest other city in this atlas is Nakonde (5 km away). In January its highs average 23.7°C, 0.7°C warmer than Tunduma, with 277 mm of rain.

Among the 43 cities listed in Tanzania, Tunduma ranks 40th of 43 for the warmest January highs and 39th of 43 for the driest January (rainfall, lowest first). The mean January high of those 43 cities is 27.1°C; Tunduma is 4.2°C cooler than that mean.

From January to February, average highs rise by 0.2°C to 23.2°C, and monthly rainfall falls from 277 mm to 221 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

Tunduma climate table

1991–2020

Monthly climate averages for Tunduma, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January, selected	22.9°C14.9°C	14.9°C	277	28.5	12.613 h
February	23.2°C14.9°C	14.9°C	221	24.9	12.412 h
March	23.0°C15.1°C	15.1°C	248	27.5	12.212 h
April	22.3°C14.7°C	14.7°C	121	17.1	11.912 h
May	22.7°C13.3°C	13.3°C	14	3.2	11.712 h
June	22.1°C11.3°C	11.3°C	0.3	0.1	11.612 h
July	21.8°C10.5°C	10.5°C	0.2	0.0	11.612 h
August	24.1°C11.6°C	11.6°C	0.7	0.2	11.812 h
September	26.5°C13.1°C	13.1°C	2.6	0.6	12.012 h
October	27.8°C14.9°C	14.9°C	20	4.8	12.312 h
November	26.8°C15.4°C	15.4°C	110	14.4	12.513 h
December	24.0°C15.1°C	15.1°C	249	25.2	12.713 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 Tunduma

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