Climate averages 1991–2020

Bariadi weather
in January.

A warm, wet month: the joint 10th warmest and the 8th driest of the year.

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

Average high 27.2°C Daytime mean, January

Average low 18.0°C Night-time mean, January

Rainfall 118 mm 16 days with ≥1 mm

Daylight 12 h Sunrise to sunset, per day

January is a warm month in Bariadi: daytime highs average 27.2°C and nights cool to about 18.0°C. By daytime temperature it is the joint 10th warmest of the 12 months.

Expect about 118 mm of rain on roughly 16 days, which makes January a wet month (the 8th 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 Bunda (87 km away). In January its highs average 26.6°C, 0.6°C cooler than Bariadi, with 120 mm of rain.

Among the 43 cities listed in Tanzania, Bariadi ranks joint 17th of 43 for the warmest January highs and 17th of 43 for the driest January (rainfall, lowest first). The mean January high of those 43 cities is 27.1°C; Bariadi is 0.1°C warmer than that mean.

From January to February, average highs rise by 1.1°C to 28.3°C, and monthly rainfall falls from 118 mm to 93 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

Bariadi climate table

1991–2020

Monthly climate averages for Bariadi, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January, selected	27.2°C18.0°C	18.0°C	118	16.1	12.312 h
February	28.3°C18.3°C	18.3°C	93	13.8	12.212 h
March	28.2°C18.3°C	18.3°C	134	16.9	12.112 h
April	27.0°C17.9°C	17.9°C	135	17.4	12.012 h
May	27.8°C18.0°C	18.0°C	42	7.9	12.012 h
June	28.4°C17.7°C	17.7°C	7.1	1.9	12.012 h
July	28.6°C17.0°C	17.0°C	3.3	0.5	12.012 h
August	29.3°C17.5°C	17.5°C	11	2.4	12.012 h
September	30.3°C18.5°C	18.5°C	20	4.2	12.112 h
October	30.0°C18.9°C	18.9°C	56	9.7	12.212 h
November	28.1°C18.4°C	18.4°C	128	16.0	12.212 h
December	27.2°C18.1°C	18.1°C	148	18.3	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 Bariadi

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