Climate averages 1991–2020

Njombe weather
in July.

A mild, very dry month: the coolest and the driest of the year.

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

Average high 17.5°C Daytime mean, July

Average low 7.6°C Night-time mean, July

Rainfall 2.2 mm fewer than one day with ≥1 mm

Daylight 12 h Sunrise to sunset, per day

July is a mild month in Njombe: daytime highs average 17.5°C and nights cool to about 7.6°C. By daytime temperature it is the coolest month of the year.

Expect about 2.2 mm of rain on fewer than one day, which makes July a very dry month (the driest month of the year). Daylight, from sunrise to sunset, lasts about 11 h 38 min on an average July day.

The nearest other city in this atlas is Makumbako (56 km away). In July its highs average 20.2°C, 2.7°C warmer than Njombe, with almost no rain (under 1 mm).

Among the 43 cities listed in Tanzania, Njombe ranks 43rd of 43 for the warmest July highs and 18th of 43 for the driest July (rainfall, lowest first). The mean July high of those 43 cities is 25.8°C; Njombe is 8.3°C cooler than that mean.

From July to August, average highs rise by 1.4°C to 18.9°C, and monthly rainfall rises from 2.2 mm to 3.7 mm.

The annual picture

July 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

Njombe climate table

1991–2020

Monthly climate averages for Njombe, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January	21.5°C13.4°C	13.4°C	268	26.5	12.613 h
February	21.6°C13.3°C	13.3°C	263	23.8	12.412 h
March	20.8°C13.6°C	13.6°C	228	27.2	12.212 h
April	19.6°C13.2°C	13.2°C	83	18.5	11.912 h
May	19.0°C11.0°C	11.0°C	18	5.4	11.712 h
June	18.0°C8.6°C	8.6°C	3.0	0.8	11.612 h
July, selected	17.5°C7.6°C	7.6°C	2.2	0.4	11.612 h
August	18.9°C8.4°C	8.4°C	3.7	0.9	11.812 h
September	20.9°C9.4°C	9.4°C	3.6	0.9	12.012 h
October	22.3°C11.2°C	11.2°C	18	5.5	12.312 h
November	22.6°C12.7°C	12.7°C	54	10.5	12.513 h
December	21.7°C13.4°C	13.4°C	171	20.8	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

July in nearby cities

Distance from Njombe

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