Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
December
Weather in December
Temperature
Genazzano experiences a moderate temperature shift at the start of December, with average high-temperatures adjusting a bit from a mild 15.2°C (59.4°F) in November to a fresh 11°C (51.8°F). An average low-temperature of 3.7°C (38.7°F) is recorded during the nights in December.Humidity
In Genazzano, Italy, the average relative humidity in December is 76%.Rainfall
In Genazzano, during December, the rain falls for 11.8 days and regularly aggregates up to 65mm (2.56") of precipitation. Throughout the year, there are 155.8 rainfall days, and 654mm (25.75") of precipitation is accumulated.Snowfall
March through December are months without snowfall in Genazzano.Daylight
The month with the shortest days in Genazzano is December, with an average of 9h and 12min of daylight.On the first day of December, sunrise is at 07:16 and sunset at 16:38. On the last day of the month, sunrise is at 07:35 and sunset at 16:47 CET.
Sunshine
In December, the average sunshine is 6.2h.UV index
The average daily maximum UV index in December in Genazzano, Italy, is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: The UV index of 3 during December translates into the following guidance:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Genazzano in December?
What is the average humidity in December in Genazzano?
How many days does it rain in December in Genazzano?
When it does not snow in Genazzano?
Does it snow in Genazzano in December?
What is the month with the shortest days in Genazzano?
What is the average length of the day in December in Genazzano?
What time are sunrise and sunset in December in Genazzano?
How long on average sun shines in December in Genazzano?
What is the UV index intensity in December in Genazzano?
Average temperature in December
Genazzano, Italy
- Average high temperature in December: 11°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 (9.8°C).
- Average low temperature in December: 3.7°C
The month with the highest average low temperature is August (17.6°C).
The coldest months (with the lowest average low temperature) are January and February (2.8°C).
Average pressure in December
Genazzano, Italy
- Average pressure in December: 1018.5mbar
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 December
Genazzano, Italy
- Average wind speed in December: 9km/h
The windiest month (with the highest average wind speed) is February (10.3km/h).
The calmest month (with the lowest average wind speed) is August (7.4km/h).
Average humidity in December
Genazzano, Italy
- Average humidity in December: 76%
The month with the highest relative humidity is November (79%).
The month with the lowest relative humidity is August (58%).
Average rainfall in December
Genazzano, Italy
- Average rainfall in December: 65mm
The wettest month (with the highest rainfall) is November (105mm).
The driest month (with the least rainfall) is August (20mm).
Average rainfall days in December
Genazzano, Italy
- Average rainfall days in December: 11.8 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is August (6.5 days).
Average snowfall in December
Genazzano, Italy
- Average snowfall in December: 0mm
The month with the highest snowfall is February (30mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in December
Genazzano, Italy
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is February (1.5 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Genazzano, Italy
- Average daylight in December: 9h and 1min
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 December: 6h and 1min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 48min).
Average sunshine days in December
Genazzano, Italy
- Average sunshine days in December: 17.2 days
The month with the most sunshine days is August (22.9 days).
The month with the least sunshine days is May (10.1 days).
Average UV index in December
Genazzano, Italy
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in December
Genazzano, Italy
- Average cloud cover in December: 31
The month with the most cloud cover is January (Cloud cover 37).
The months with the least cloud cover are July and August (Cloud cover 11).
Average visibility in December
Genazzano, Italy
- Average visibility in December: 9km
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, February, March, April, May, October, November and December (9km).
