The climate in Monterosso al Mare during September can be summarized as warm and a little damp.
September is in the fall / autumn in Monterosso al Mare and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 22°C (72°F), whilst at night 15°C (58°F) is normal.
|Daytime temperature||22.1°C 71.7°F|
|Nightly temperature||14.6°C 58.2°F|
|Average temperature||18.3°C 65°F|
|Daily sunshine||7.4 hrs|
|Avg rainfall||86 mm 3.4 ins|
|Rainy days||9 days|
|Sea temperature||22.6°C 72.7°F|
|Windspeed||7.7kph 5 mph|
On average September is the 5th wettest month of the year in Monterosso al Mare with around 86mm 3.4 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.4 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 Monterosso al Mare in September 2022.
|Hottest month:||July||25.4°C 77.7°F|
|Driest month:||July||30mm 1.2ins|
|Coldest month:||January||7.6°C 45.7°F|
|Wettest month:||November||128mm 5ins|