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
Weather in January
Temperature
January, characterized by an average high temperature of 11.4°C (52.5°F) and a low temperature of 5.7°C (42.3°F), is generally the coldest month.Humidity
January and November, with an average relative humidity of 75%, are the most humid months in Grottaferrata.Rainfall
In Grottaferrata, Italy, in January, it is raining for 12.2 days, with typically 49mm (1.93") of accumulated precipitation. Throughout the year, in Grottaferrata, there are 143.3 rainfall days, and 595mm (23.43") of precipitation is accumulated.Snowfall
January, March through November are months without snowfall.Daylight
In Grottaferrata, the average length of the day in January is 9h and 33min.On the first day of the month, sunrise is at 07:36 and sunset at 16:48. On the last day of January, sunrise is at 07:22 and sunset at 17:22 CET.
Sunshine
With an average of 6h of sunshine, January has the least sunshine of the year.UV index
January, February and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index, 3 in January, converts into the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Frequently asked questions
What is the coldest month in Grottaferrata?
What is the average January temperature in Grottaferrata?
What are the most humid months in Grottaferrata?
What is the average humidity in January in Grottaferrata?
How many days does it rain in January in Grottaferrata?
When it does not snow in Grottaferrata?
Does it snow in Grottaferrata in January?
What is the average length of the day in January in Grottaferrata?
What time are sunrise and sunset in January in Grottaferrata?
What is the month with the least sunshine in Grottaferrata?
How many hours of sunshine does Grottaferrata have in January?
What is the month with the lowest UV index in Grottaferrata?
What is the UV index intensity in January in Grottaferrata?
Average temperature in January
Grottaferrata, Italy
- Average high temperature in January: 11.4°C
The warmest month (with the highest average high temperature) is August (30.5°C).
The month with the lowest average high temperature is January (11.4°C).
- Average low temperature in January: 5.7°C
The month with the highest average low temperature is August (20.9°C).
The coldest month (with the lowest average low temperature) is January (5.7°C).
Average pressure in January
Grottaferrata, Italy
- Average pressure in January: 1016.2mbar
The month with the highest atmospheric pressure is December (1018.5mbar).
The month with the lowest atmospheric pressure is April (1014mbar).
Average wind speed in January
Grottaferrata, Italy
- Average wind speed in January: 11.2km/h
The windiest month (with the highest average wind speed) is February (12.3km/h).
The calmest month (with the lowest average wind speed) is August (8.5km/h).
Average humidity in January
Grottaferrata, Italy
- Average humidity in January: 75%
The months with the highest relative humidity are January and November (75%).
The month with the lowest relative humidity is August (57%).
Average rainfall in January
Grottaferrata, Italy
- Average rainfall in January: 49mm
The wettest month (with the highest rainfall) is November (111mm).
The driest month (with the least rainfall) is August (16mm).
Average rainfall days in January
Grottaferrata, Italy
- Average rainfall days in January: 12.2 days
The month with the highest number of rainy days is November (15.2 days).
The month with the least rainy days is August (6.3 days).
Average snowfall in January
Grottaferrata, Italy
- Average snowfall in January: 0mm
The month with the highest snowfall is February (16mm).
The months with the least snowfall are January, March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in January
Grottaferrata, Italy
- Average snowfall days in January: 0.1 days
The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in January /
Average sunshine in January
Grottaferrata, Italy
- Average daylight in January: 9h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January: 6h and 0min
The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 6h and 0min).
Average sunshine days in January
Grottaferrata, Italy
- Average sunshine days in January: 17.4 days
The month with the most sunshine days is August (21.4 days).
The month with the least sunshine days is November (12.5 days).
Average UV index in January
Grottaferrata, Italy
- Average UV index in January: 3
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover in January
Grottaferrata, Italy
- Average cloud cover in January: 36
The month with the most cloud cover is January (Cloud cover 36).
The month with the least cloud cover is August (Cloud cover 9).
Average visibility in January
Grottaferrata, 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).
Grottaferrata, Italy
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