Jimma weather in August

In August, Jimma has daytime highs averaging 22 °C, nights around 14 °C, with 30 wet days. Figures are 1991–2020 climate normals.

  1. Jan 20°
  2. Feb 21°
  3. Mar 21°
  4. Apr 20°
  5. May 19°
  6. Jun 18°
  7. Jul 17°
  8. Aug 18°
  9. Sep 18°
  10. Oct 18°
  11. Nov 18°
  12. Dec 19°

Daily temperatures through August

11° 18° 25° 18152229
Daily high Daily low Day of month on the horizontal axis. Highs peak at 23.0 °C and lows bottom out at 13.4 °C.

How August develops

Averages for the first, middle and last part of the month, from daily 1991–2020 normals. Chance of rain is the share of years in which that calendar day recorded more than 1 mm.

Days Avg high Avg low Chance of rain
1–10 August 22.1 °C 13.9 °C 95 %
11–20 August 22.6 °C 13.7 °C 94 %
21–31 August 22.6 °C 13.8 °C 97 %
0% 50% 100% 1 5 10 15 20 25 30
Chance of a wet day (over 1 mm) by date in August. Wettest date over the 30 years: August 4, at 100 %. Single dates are noisy — read the shape, not the spikes.

What to expect

Measure Typical August Share of the month
Days above 25 °C 0.07 of 31 0 %
Days above 30 °C 0 of 31 0 %
Days below 0 °C 0 of 31 0 %
Days with more than 1 mm rain 30 of 31 95 %

Conditions in August

MeasureAverage
Mean temperature 18 °C
Record high (1991–2020) 26 °C
Record low (1991–2020) 11 °C
Relative humidity 87 %
Wind speed 6.5 km/h
Cloud cover 82 %

August compared with the months around it

Month Avg high Rainfall Cloud
June 23.0 °C 173 mm 79 %
July 22.2 °C 185 mm 82 %
August 22.4 °C 193 mm 82 %
September 23.0 °C 235 mm 79 %
October 23.8 °C 136 mm 67 %

See all twelve months for Jimma

QuestionsAugust in Jimma, answered

How warm is Jimma in August?

Daily highs average 22 °C and nights fall to about 14 °C, a spread of 8.6 °C between afternoon and dawn. That makes August the 11th warmest month of the year here.

Does it rain much in Jimma in August?

August averages 193 mm of rain, spread over about 30 of the 31 days — 95 % of the month. Cloud cover averages 82 % of the sky.

How long are the days in August?

Jimma averages 12 hours between sunrise and sunset in August. Day length is computed from latitude and date, so it is exact rather than modelled — but it says nothing about how much of that time is sunny.

Data sources and method

Normal period
1991–2020
Dataset version
era5-1991-2020-scores1.1
Last processed

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: daylight hours, beach and comfort scores, monthly rankings, threshold day counts, chance of a wet day by date, ten-day averages within the month. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.