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
January, marked by an average high-temperature of 9.3°C (48.7°F) and a low-temperature of 6.3°C (43.3°F), is the coldest month.Humidity
In Petriano, the average relative humidity in January is 75%.Rainfall
January is the month with the least rainfall in Petriano. Rain falls for 10.6 days and accumulates 26mm (1.02") of precipitation.Snowfall
Months with snowfall are January through March and December. In Petriano, Italy, in January, during 0.8 snowfall days, 5mm (0.2") of snow is typically accumulated. Throughout the year, in Petriano, there are 3.1 snowfall days, and 19mm (0.75") of snow is accumulated.Daylight
The average length of the day in January is 9h and 22min.On the first day of the month, sunrise is at 07:42 and sunset at 16:41. On the last day of January, in Petriano, sunrise is at 07:27 and sunset at 17:17 CET.
Sunshine
January has the least sunshine of the year in Petriano, with an average of 5.3h of sunshine.UV index
With an average maximum UV index of 2, January is the month with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for average individuals.Note: In January, the maximum UV index of 2 translates into these guidelines:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. It's recommended to limit sun exposure when its radiation is at its peak during midday. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest in Petriano?
What are January temperatures in Petriano?
What is the average humidity in January in Petriano?
What is the driest month in Petriano?
How much does it rain in Petriano in January?
How much does it snow in Petriano in January?
How many hours of daylight does Petriano have in January?
What time are sunrise and sunset in January in Petriano?
What is the month with the least sunshine in Petriano?
How many hours of sunshine does Petriano have in January?
What is the month with the lowest UV index in Petriano?
What is the UV index intensity in January in Petriano?
Average temperature in January
Petriano, Italy
- Average high temperature in January: 9.3°C
The warmest month (with the highest average high temperature) is August (27.7°C).
The month with the lowest average high temperature is January (9.3°C).
- Average low temperature in January: 6.3°C
The month with the highest average low temperature is August (22.4°C).
The coldest month (with the lowest average low temperature) is January (6.3°C).
Average pressure in January
Petriano, Italy
- Average pressure in January: 1016.7mbar
The month with the highest atmospheric pressure is December (1018.8mbar).
The month with the lowest atmospheric pressure is July (1013.4mbar).
Average wind speed in January
Petriano, Italy
- Average wind speed in January: 14.2km/h
The windiest month (with the highest average wind speed) is February (15.8km/h).
The calmest month (with the lowest average wind speed) is June (11.2km/h).
Average humidity in January
Petriano, Italy
- Average humidity in January: 75%
The month with the highest relative humidity is November (76%).
The month with the lowest relative humidity is August (64%).
Average rainfall in January
Petriano, Italy
- Average rainfall in January: 26mm
The wettest month (with the highest rainfall) is May (65mm).
The driest month (with the least rainfall) is January (26mm).
Average rainfall days in January
Petriano, Italy
- Average rainfall days in January: 10.6 days
The month with the highest number of rainy days is May (13.9 days).
The month with the least rainy days is August (9.1 days).
Average snowfall in January
Petriano, Italy
- Average snowfall in January: 5mm
The month with the highest snowfall is February (9mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in January
Petriano, Italy
- Average snowfall days in January: 0.8 days
The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in January /
Average sunshine in January
Petriano, Italy
- Average daylight in January: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in January: 5h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).
Average sunshine days in January
Petriano, Italy
- Average sunshine days in January: 18.4 days
The month with the most sunshine days is August (19.5 days).
The month with the least sunshine days is May (13.6 days).
Average UV index in January
Petriano, Italy
- Average UV index in January: 2
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in January
Petriano, Italy
- Average cloud cover in January: 46
The month with the most cloud cover is January (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 12).
Average visibility in January
Petriano, Italy
- Average visibility in January: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
