May weather forecastBrienno, Italy
May
Weather in May
May, the last month of the spring in Brienno, is a refreshing month, with temperature in the range of an average low of 8.4°C (47.1°F) and an average high of 18.8°C (65.8°F).Temperature
As May begins, there's a slight increase in the average high-temperature, moving from a moderate 15.1°C (59.2°F) in April to an enjoyable 18.8°C (65.8°F). In May, the nighttime temperature lowers to an average of 8.4°C (47.1°F).Humidity
In Brienno, the average relative humidity in May is 73%.Rainfall
In Brienno, in May, it is raining for 21.1 days, with typically 138mm (5.43") of accumulated precipitation. Throughout the year, in Brienno, there are 172.9 rainfall days, and 1265mm (49.8") of precipitation is accumulated.Snowfall
Months with snowfall in Brienno are January through May, October through December. May is the last month it regularly snows. During 0.1 snowfall days, in May, Brienno aggregates 1mm (0.04") of snow. Throughout the year, there are 44 snowfall days, and 1306mm (51.42") of snow is accumulated.Daylight
In Brienno, the average length of the day in May is 14h and 58min.On the first day of May, sunrise is at 06:09 and sunset at 20:31. On the last day of the month, sunrise is at 05:36 and sunset at 21:05 CEST.
Sunshine
In May, the average sunshine is 10h.UV index
In May, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In May, the maximum UV index of 4 translates into these guidelines:
Take precautions - Protection against sunburn is recommended. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Brienno, Italy
- Average high temperature in May: 18.8°C
The warmest month (with the highest average high temperature) is July (25.6°C).
The month with the lowest average high temperature is January (4.7°C).
- Average low temperature in May: 8.4°C
The month with the highest average low temperature is August (14.6°C).
The coldest month (with the lowest average low temperature) is January (-1.3°C).
Average pressure in May
Brienno, Italy
- Average pressure in May: 1015mbar
The month with the highest atmospheric pressure is December (1020.3mbar).
The month with the lowest atmospheric pressure is April (1014.9mbar).
Average wind speed in May
Brienno, Italy
- Average wind speed in May: 6.8km/h
The windiest month (with the highest average wind speed) is March (6.9km/h).
The calmest month (with the lowest average wind speed) is November (5.6km/h).
Average humidity in May
Brienno, Italy
- Average humidity in May: 73%
The month with the highest relative humidity is November (79%).
The month with the lowest relative humidity is July (70%).
Average rainfall in May
Brienno, Italy
- Average rainfall in May: 138mm
The wettest month (with the highest rainfall) is November (181mm).
The driest month (with the least rainfall) is January (36mm).
Average rainfall days in May
Brienno, Italy
- Average rainfall days in May: 21.1 days
The month with the highest number of rainy days is June (21.6 days).
The month with the least rainy days is January (5 days).
Average snowfall in May
Brienno, Italy
- Average snowfall in May: 1mm
The month with the highest snowfall is February (402mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in May
Brienno, Italy
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is February (11.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Brienno, Italy
- Average daylight in May: 15h and 0min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in May: 10h and 0min
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 18min).
Average sunshine days in May
Brienno, Italy
- Average sunshine days in May: 6.4 days
The month with the most sunshine days is January (19.3 days).
The month with the least sunshine days is June (4.4 days).
Average UV index in May
Brienno, Italy
- Average UV index in May: 4
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Brienno, Italy
- Average cloud cover in May: 35
The month with the most cloud cover is November (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 23).
Average visibility in May
Brienno, Italy
- Average visibility in May: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).





