Climate averages 1991–2020

Shashamane weather
in August.

A mild, moderately wet month: the 11th warmest and the 8th driest of the year.

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

Average high 20.5°C Daytime mean, August
Average low 13.3°C Night-time mean, August
Rainfall 76 mm 19 days with ≥1 mm
Daylight 12 h Sunrise to sunset, per day
Every month in Shashamane · average highYear overview

August is a mild month in Shashamane: daytime highs average 20.5°C and nights cool to about 13.3°C. By daytime temperature it is the 11th warmest of the 12 months.

Expect about 76 mm of rain on roughly 19 days, which makes August a moderately wet month (the 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 21 min on an average August day.

The nearest other city in this atlas is Arsi Negele (19 km away). In August its highs average 20.4°C, about as warm as Shashamane, with 248 mm of rain.

Among the 40 cities listed in Ethiopia, Shashamane ranks joint 31st of 40 for the warmest August highs and 5th of 40 for the driest August (rainfall, lowest first). The mean August high of those 40 cities is 22.8°C; Shashamane is 2.3°C cooler than that mean.

From August to September, average highs rise by 0.8°C to 21.4°C, and monthly rainfall rises from 76 mm to 136 mm.

The annual picture

August in context

30-year average
Average highAverage low°C
Average daily high and low temperatures by month The same values are available in the monthly table below. Lines show mean daily maxima and minima, not a forecast interval. 51015202530 JanFebMarAprMayJunJulAugSepOctNovDec

Monthly rainfall

Average total · mm
Average monthly rainfall totalsEach bar is a mean monthly total over 1991–2020. Full numbers are in the table. JanFebMarAprMayJunJulAugSepOctNovDec 1500

Averages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated

Every month, side by side

Shashamane climate table

1991–2020
Monthly climate averages for Shashamane, 1991–2020
MonthAverage highHigh / lowAverage lowRainfall mm/monthRain days ≥1 mm/dayDaylight hours/dayDay­light h/day
January 23.9°C11.6°C11.6°C9.22.111.812 h
February 25.2°C12.4°C12.4°C132.611.912 h
March 25.6°C13.8°C13.8°C407.212.112 h
April 24.1°C14.3°C14.3°C8914.212.312 h
May 22.7°C13.8°C13.8°C11217.412.412 h
June 21.3°C13.5°C13.5°C4914.112.513 h
July 20.3°C13.4°C13.4°C6017.612.512 h
August, selected 20.5°C13.3°C13.3°C7619.412.412 h
September 21.4°C13.0°C13.0°C13623.112.212 h
October 21.6°C12.8°C12.8°C9612.312.012 h
November 22.5°C11.7°C11.7°C193.311.812 h
December 23.1°C11.1°C11.1°C4.21.311.712 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

August in nearby cities

Distance from Shashamane

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