Koumassi weather in June

In June, Koumassi has daytime highs averaging 27 °C, nights around 24 °C, with 27 wet days, and a sea temperature of 27 °C. Figures are 1991–2020 climate normals.

  1. Jan 27°
  2. Feb 27°
  3. Mar 27°
  4. Apr 27°
  5. May 27°
  6. Jun 25°
  7. Jul 25°
  8. Aug 24°
  9. Sep 25°
  10. Oct 25°
  11. Nov 26°
  12. Dec 27°

Daily temperatures through June

21°26°30°18152229
Daily highDaily low Day of month on the horizontal axis. Highs peak at 27.6 °C and lows bottom out at 23.8 °C.

How June 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.

DaysAvg highAvg lowChance of rain
1–10 June27.4 °C24.3 °C96 %
11–20 June27.0 °C24.1 °C91 %
21–30 June26.7 °C24.0 °C86 %
0%50%100%151015202530
Chance of a wet day (over 1 mm) by date in June. Wettest date over the 30 years: June 2, at 100 %. Single dates are noisy — read the shape, not the spikes.

What to expect

Measure Typical June Share of the month
Days above 25 °C 30 of 30 98 %
Days above 30 °C 0 of 30 0 %
Days below 0 °C 0 of 30 0 %
Days with more than 1 mm rain 27 of 30 91 %

Conditions in June

MeasureAverage
Mean temperature 25 °C
Record high (1991–2020) 29 °C
Record low (1991–2020) 23 °C
Relative humidity 86 %
Wind speed 12 km/h
Cloud cover 81 %

Where Koumassi ranks in June

RankingPositionValue
Warmest sea temperatures in Africa in June29thof 5027 °C

June compared with the months around it

Month Avg high Rainfall Cloud
April 29.3 °C 148 mm 76 %
May 28.4 °C 225 mm 82 %
June 27.1 °C 247 mm 81 %
July 26.2 °C 143 mm 79 %
August 25.8 °C 82 mm 81 %

See all twelve months for Koumassi

Nearby destinations in June

Destination Avg high Wet days Sea
Koumassi 27 °C 27 27
Abidjan 27 °C 27 27
Yamoussoukro 30 °C 20
Gagnoa 29 °C 22
Takoradi 27 °C 26 27
Sekondi 27 °C 26 27

QuestionsJune in Koumassi, answered

How warm is Koumassi in June?

Daily highs average 27 °C and nights fall to about 24 °C, a spread of 3.0 °C between afternoon and dawn. That makes June the 8th warmest month of the year here.

Does it rain much in Koumassi in June?

June averages 247 mm of rain, spread over about 27 of the 30 days — 91 % of the month. Cloud cover averages 81 % of the sky.

Is the sea warm enough to swim in June?

The sea averages 27 °C off Koumassi in June. Most people find water below 20 °C bracing and above 25 °C comfortable for a long swim; this figure is a monthly surface average, so a sheltered bay on a still afternoon can be warmer.

How long are the days in June?

Koumassi averages 12 hours between sunrise and sunset in June. 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.