Koani Weather in May
What's the weather like in Koani (Zanzibar Central/South) in May 2025?
The climate in Koani during May can be summarized as hot, humid and very wet.
May is in the fall / autumn in Koani and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a steamy 29°C (85°F), whilst at night 22°C (72°F) is normal.
| Daytime temperature | 29.4°C 84.9°F |
|---|---|
| Nightly temperature | 22°C 71.6°F |
| Average temperature | 25.7°C 78.3°F |
| Daily sunshine | 6.7 hrs |
| Avg rainfall | 254 mm 10 ins |
| Rainy days | 16 days |
| Sea temperature | 28.1°C 82.6°F |
| Humidity | 82% |
| Windspeed | 12.2kph 8 mph |
On average May is the 2nd wettest month of the year in Koani with around 254mm 10 inches of rain making it a very wet time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.7 hours of sunshine per day.
May temperatures in Koani
May rainfall
May hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Koani in May 2025.
Other monthly averages
Koani weather stats
| Hottest month: | February | 32.3°C 90.1°F |
|---|---|---|
| Driest month: | August | 48mm 1.9ins |
| Sunniest month: | February | 8.8hrs |
| Coldest month: | August | 28.5°C 83.3°F |
| Wettest month: | April | 385mm 15.2ins |
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