May weather forecastFortezza, Italy
May
Weather in May
May, the last month of the spring in Fortezza, is a fresh month, with an average temperature ranging between min 1.5°C (34.7°F) and max 12.4°C (54.3°F).Temperature
With the onset of May, the average high-temperature subtly transitions from a frosty 7.5°C (45.5°F) in April to a fresh 12.4°C (54.3°F). During May, an average low-temperature of 1.5°C (34.7°F) is observed in Fortezza, Italy.Humidity
In Fortezza, Italy, the average relative humidity in May is 80%.Rainfall
In Fortezza, during May, the rain falls for 14.9 days and regularly aggregates up to 30mm (1.18") of precipitation. In Fortezza, during the entire year, the rain falls for 142.1 days and collects up to 301mm (11.85") of precipitation.Snowfall
Months with snowfall in Fortezza are January through May, October through December. May is the last month it regularly snows in Fortezza. During 1.7 snowfall days, in May, Fortezza aggregates 8mm (0.31") of snow. In Fortezza, during the entire year, snow falls for 63.2 days and aggregates up to 459mm (18.07") of snow.Daylight
In Fortezza, the average length of the day in May is 15h and 3min.On the first day of May in Fortezza, sunrise is at 05:57 and sunset at 20:23. On the last day of the month, sunrise is at 05:23 and sunset at 20:59 CEST.
Sunshine
In Fortezza, the average sunshine in May is 10.2h.UV index
The average daily maximum UV index in May is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: The UV index of 3 in May translates into these instructions:
Take necessary precautions - Protection from skin and eye injury is mandatory. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Fortezza, Italy
- Average high temperature in May: 12.4°C
The warmest month (with the highest average high temperature) is July (20.2°C).
The month with the lowest average high temperature is January (-1.1°C).
- Average low temperature in May: 1.5°C
The month with the highest average low temperature is August (7.5°C).
The coldest month (with the lowest average low temperature) is January (-10°C).
Average pressure in May
Fortezza, Italy
- Average pressure in May: 1015.3mbar
The month with the highest atmospheric pressure is December (1020.3mbar).
The month with the lowest atmospheric pressure is May (1015.3mbar).
Average wind speed in May
Fortezza, Italy
- Average wind speed in May: 6.9km/h
The windiest month (with the highest average wind speed) is February (7.2km/h).
The calmest months (with the lowest average wind speed) are August and November (5.6km/h).
Average humidity in May
Fortezza, Italy
- Average humidity in May: 80%
The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is July (76%).
Average rainfall in May
Fortezza, Italy
- Average rainfall in May: 30mm
The wettest month (with the highest rainfall) is August (42mm).
The driest month (with the least rainfall) is February (11mm).
Average rainfall days in May
Fortezza, Italy
- Average rainfall days in May: 14.9 days
The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is October (8.5 days).
Average snowfall in May
Fortezza, Italy
- Average snowfall in May: 8mm
The month with the highest snowfall is November (124mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in May
Fortezza, Italy
- Average snowfall days in May: 1.7 days
The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in May /
Average sunshine in May
Fortezza, Italy
- Average daylight in May: 15h and 6min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in May: 10h and 12min
The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is November (Average sunshine: 5h and 42min).
Average sunshine days in May
Fortezza, Italy
- Average sunshine days in May: 10.8 days
The month with the most sunshine days is October (17.6 days).
The month with the least sunshine days is July (8.9 days).
Average UV index in May
Fortezza, Italy
- Average UV index in May: 3
The months with the highest UV index are June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).
Average cloud cover in May
Fortezza, Italy
- Average cloud cover in May: 41
The month with the most cloud cover is November (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in May
Fortezza, Italy
- Average visibility in May: 8km
The months with the highest visibility are January, February, March, May, June, July, August, October and December (8km).
The months with the lowest visibility are April, September and November (7km).





