Fossa Weather and Climate: A Comprehensive Guide
Temperatures see a moderate degree of fluctuation,
transitioning from pleasant conditions
to cold.
It also has a notably wet climate with much precipitation.
Now, let’s explore all the climate details to give you a full picture.
Average maximum day and minimum night temperature
In Fossa, seasonal changes bring about a moderate variation in temperatures. Average maximum daytime temperatures range from a pleasant 19°C in July, the warmest time of the year, to a chilly 9°C during cooler months like February.
At night, temperatures typically drop to an average of around 3°C during these months.Check out our detailed temperature page for more information.
Temperature ranges by month
Precipitation and rainy days
Fossa is known for its substantial rain/snowfall, with annual precipitation reaching 1314 mm. Year-round, Fossa has a balanced climate with minimal variation in precipitation. The difference between the wettest month, December, with 130 mm, and the driest month, September, with 95 mm, is minimal.
The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
Seasonal changes in sunshine hours are quite dramatic in Fossa. While May receives considerable daily sunshine with up to 6.0 hours, December marks the darkest time of the year, where sunshine is scarce with only 1.3 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Average humidity
The relative humidity is high throughout the year in Fossa.
The city experiences its highest humidity in July, reaching 80%. In April, the humidity drops to its lowest level at 72%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Forecast for Fossa
Select a Month of Interest
Check the conditions for any month of the year.
The best time of year to visit Fossa in Ireland
Other facts from our historical weather data:July has an average maximum temperature of 19°C and is the warmest month of the year.
The coldest month is February with an average maximum temperature of 9°C.
December tops the wettest month list with 130 mm of rainfall.
September is the driest month with 95 mm of precipitation.
May is the sunniest month with an average of 180 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
