Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
May
Weather in May
Temperature
May showcases a minor temperature ascent, adjusting from April's refreshing 14.7°C (58.5°F) to an enjoyable 18.3°C (64.9°F). In Biella, the average nighttime temperature during May is a chilly 8.6°C (47.5°F).Humidity
In Biella, the average relative humidity in May is 73%.Rainfall
In Biella, in May, it is raining for 22.2 days, with typically 116mm (4.57") of accumulated precipitation. In Biella, during the entire year, the rain falls for 188.8 days and collects up to 1018mm (40.08") of precipitation.Snowfall
In Biella, Italy, snow does not fall in April through October.Daylight
In May, the average length of the day in Biella is 14h and 55min.On the first day of May, sunrise is at 06:14 and sunset at 20:34. On the last day of the month, sunrise is at 05:42 and sunset at 21:08 CEST.
Sunshine
In May, the average sunshine is 10.1h.UV index
The average daily maximum UV index in May in Biella is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: An average maximum UV index of 4 in May leads to these recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature in Biella?
What is the average humidity in May in Biella?
How many days does it rain in May in Biella?
When it does not snow in Biella?
How many hours of daylight does Biella have in May?
What time are sunrise and sunset in May in Biella?
How many hours of sunshine does Biella have in May?
How high is the UV index in May in Biella?
Average temperature in May
Biella, Italy
- Average high temperature in May: 18.3°C
The warmest month (with the highest average high temperature) is August (24.9°C).
The month with the lowest average high temperature is January (4.6°C).
- Average low temperature in May: 8.6°C
The months with the highest average low temperature are July and August (14.3°C).
The coldest month (with the lowest average low temperature) is January (-1.6°C).
Average pressure in May
Biella, Italy
- Average pressure in May: 1014.9mbar
The month with the highest atmospheric pressure is December (1020.3mbar).
The month with the lowest atmospheric pressure is April (1014.7mbar).
Average wind speed in May
Biella, Italy
- Average wind speed in May: 6.8km/h
The windiest month (with the highest average wind speed) is May (6.8km/h).
The calmest month (with the lowest average wind speed) is November (5.2km/h).
Average humidity in May
Biella, Italy
- Average humidity in May: 73%
The month with the highest relative humidity is November (77%).
The month with the lowest relative humidity is March (71%).
Average rainfall in May
Biella, Italy
- Average rainfall in May: 116mm
The wettest month (with the highest rainfall) is November (164mm).
The driest month (with the least rainfall) is January (22mm).
Average rainfall days in May
Biella, Italy
- Average rainfall days in May: 22.2 days
The month with the highest number of rainy days is July (23.3 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in May
Biella, Italy
- Average snowfall in May: 0mm
The month with the highest snowfall is February (47mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in May
Biella, Italy
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (4.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Biella, Italy
- Average daylight in May: 14h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in May: 10h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is November (Average sunshine: 5h and 48min).
Average sunshine days in May
Biella, Italy
- Average sunshine days in May: 5.8 days
The month with the most sunshine days is January (19.1 days).
The month with the least sunshine days is July (4.1 days).
Average UV index in May
Biella, 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
Biella, Italy
- Average cloud cover in May: 34
The month with the most cloud cover is November (Cloud cover 37).
The months with the least cloud cover are July and August (Cloud cover 25).
Average visibility in May
Biella, 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).
