The climate in Zürich during May can be summarized as mild and damp.
May is in the spring in Zürich and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a cool 18°C (63°F), whilst at night 8°C (46°F) is normal.
|Daytime temperature||17.5°C 63.4°F|
|Nightly temperature||8°C 46.3°F|
|Average temperature||12.7°C 54.9°F|
|Daily sunshine||6 hrs|
|Avg rainfall||111 mm 4.4 ins|
|Rainy days||18 days|
|Sea temperature||15.4°C 59.7°F|
|Windspeed||7.6kph 5 mph|
On average May is the 4th wettest month of the year in Zürich with around 111mm 4.4 inches of rain making it a damp time to visit. This rainfall is typically spread over 18 days, although this may vary considerably.
On the flip side this corresponds to an average of 6 hours of sunshine per day.
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 May 2020.
|Hottest month:||July||22.8°C 73°F|
|Driest month:||February||63mm 2.5ins|
|Coldest month:||January||2.3°C 36.1°F|
|Wettest month:||June||136mm 5.4ins|