Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
January
Weather in January
Temperature
During the coldest month, January, temperatures average a high of 9.1°C (48.4°F) and a low of 4.2°C (39.6°F).Humidity
January and November, with an average relative humidity of 78%, are the most humid months in Petriolo, Italy.Rainfall
In January, in Petriolo, Italy, the rain falls for 14.5 days. Throughout January, 48mm (1.89") of precipitation is accumulated. In Petriolo, during the entire year, the rain falls for 156.4 days and collects up to 538mm (21.18") of precipitation.Snowfall
January through March, November and December are months with snowfall. January is the month with the most snowfall. Snow falls for 2.5 days and accumulates 61mm (2.4") of snow.Daylight
The average length of the day in January in Petriolo is 9h and 25min.On the first day of January, sunrise is at 07:38 and sunset at 16:40. On the last day of the month, sunrise is at 07:23 and sunset at 17:15 CET.
Sunshine
January has the least sunshine of the year, with an average of 5.3h of sunshine.UV index
The months with the lowest UV index in Petriolo are January, February, November and December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum high UV index of 3 in January translates into the following recommendations:
Exercise caution. Those with pale skin may experience burns in less than half an hour. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Boost your sun resistance with garments that are densely woven yet spacious. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest in Petriolo?
What are the temperatures in Petriolo in January?
What is the most humid month in Petriolo?
What is the average humidity in January in Petriolo?
How much does it rain in Petriolo in January?
When does it snow the most in Petriolo?
How much does it snow in Petriolo in January?
What is the average length of the day in January in Petriolo?
When is the sunrise / sunset in January in Petriolo?
What is the month with the least sunshine in Petriolo?
How many hours of sunshine does Petriolo have in January?
What are the months with the lowest UV index in Petriolo?
What is the UV index reading in January in Petriolo?
Average temperature in January
Petriolo, Italy
- Average high temperature in January: 9.1°C
The warmest month (with the highest average high temperature) is August (29.3°C).
The month with the lowest average high temperature is January (9.1°C).
- Average low temperature in January: 4.2°C
The month with the highest average low temperature is August (19.6°C).
The coldest month (with the lowest average low temperature) is January (4.2°C).
Average pressure in January
Petriolo, Italy
- Average pressure in January: 1016.5mbar
The month with the highest atmospheric pressure is December (1018.6mbar).
The month with the lowest atmospheric pressure is July (1013.4mbar).
Average wind speed in January
Petriolo, Italy
- Average wind speed in January: 9.8km/h
The windiest month (with the highest average wind speed) is February (11km/h).
The calmest month (with the lowest average wind speed) is June (8.4km/h).
Average humidity in January
Petriolo, Italy
- Average humidity in January: 78%
The months with the highest relative humidity are January and November (78%).
The month with the lowest relative humidity is August (60%).
Average rainfall in January
Petriolo, Italy
- Average rainfall in January: 48mm
The wettest month (with the highest rainfall) is May (82mm).
The driest month (with the least rainfall) is August (22mm).
Average rainfall days in January
Petriolo, Italy
- Average rainfall days in January: 14.5 days
The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is August (8.7 days).
Average snowfall in January
Petriolo, Italy
- Average snowfall in January: 61mm
The month with the highest snowfall is January (61mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in January
Petriolo, Italy
- Average snowfall days in January: 2.5 days
The month with the highest number of snowfall days is January (2.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Petriolo, Italy
- Average daylight in January: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in January: 5h and 2min
The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).
Average sunshine days in January
Petriolo, Italy
- Average sunshine days in January: 13.5 days
The month with the most sunshine days is August (20 days).
The month with the least sunshine days is May (8.7 days).
Average UV index in January
Petriolo, Italy
- Average UV index in January: 3
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in January
Petriolo, Italy
- Average cloud cover in January: 44
The month with the most cloud cover is January (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 12).
Average visibility in January
Petriolo, Italy
- Average visibility in January: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and December (10km).
The months with the lowest visibility are January and November (9km).
