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
Fortezza's coldest month, January, generally records average temperatures ranging from a high of -1.1°C (30°F) to a low of -10°C (14°F).Humidity
In Fortezza, the average relative humidity in January is 85%.Rainfall
In January, the rain falls for 9 days. Throughout January, 12mm (0.47") of precipitation is accumulated. Throughout the year, in Fortezza, there are 142.1 rainfall days, and 301mm (11.85") of precipitation is accumulated.Snowfall
Months with snowfall in Fortezza are January through May, October through December. In Fortezza, during January, snow falls for 12.3 days and regularly aggregates up to 80mm (3.15") of snow. Throughout the year, in Fortezza, there are 63.2 snowfall days, and 459mm (18.07") of snow is accumulated.Daylight
In Fortezza, the average length of the day in January is 9h and 2min.On the first day of the month, sunrise is at 07:58 and sunset at 16:35. On the last day of January, in Fortezza, sunrise is at 07:39 and sunset at 17:14 CET.
Sunshine
The average sunshine in January in Fortezza is 6.3h.UV index
January through April, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the average person.Note: In January, an average UV index of 2 transforms into the following instructions:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest in Fortezza?
How cold is January in Fortezza?
What is the average humidity in January in Fortezza?
How many days does it rain in January in Fortezza?
How many days does it snow in January in Fortezza?
What is the average length of the day in January in Fortezza?
When are sunrise and sunset in January in Fortezza?
How long on average sun shines in January in Fortezza?
What are the months with the lowest UV index in Fortezza?
What is the UV index intensity in January in Fortezza?
Average temperature in January
Fortezza, Italy
- Average high temperature in January: -1.1°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 January: -10°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 January
Fortezza, Italy
- Average pressure in January: 1018.5mbar
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 January
Fortezza, Italy
- Average wind speed in January: 6.5km/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 January
Fortezza, Italy
- Average humidity in January: 85%
The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is July (76%).
Average rainfall in January
Fortezza, Italy
- Average rainfall in January: 12mm
The wettest month (with the highest rainfall) is August (42mm).
The driest month (with the least rainfall) is February (11mm).
Average rainfall days in January
Fortezza, Italy
- Average rainfall days in January: 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 January
Fortezza, Italy
- Average snowfall in January: 80mm
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 January
Fortezza, Italy
- Average snowfall days in January: 12.3 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 January /
Average sunshine in January
Fortezza, Italy
- Average daylight in January: 9h and 0min
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 January: 6h and 2min
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 January
Fortezza, Italy
- Average sunshine days in January: 16.1 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 January
Fortezza, Italy
- Average UV index in January: 2
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 January
Fortezza, Italy
- Average cloud cover in January: 33
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 January
Fortezza, Italy
- Average visibility in January: 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).
