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
Weather in December
Temperature
December ushers in a minor alteration in Orvieto's climate, with the average high-temperature moving from November's mild 14.9°C (58.8°F) to a fresh 10.7°C (51.3°F). Throughout December, an average nighttime temperature of 4.5°C (40.1°F) is experienced.Humidity
In December, the average relative humidity in Orvieto is 80%.Rainfall
In Orvieto, Italy, during December, the rain falls for 13 days and regularly aggregates up to 41mm (1.61") of precipitation. Throughout the year, in Orvieto, Italy, there are 137.9 rainfall days, and 479mm (18.86") of precipitation is accumulated.Snowfall
In Orvieto, snow does not fall in April through December.Daylight
The month with the shortest days is December, with an average of 9h and 6min of daylight.On the first day of December in Orvieto, sunrise is at 07:22 and sunset at 16:38. On the last day of the month, sunrise is at 07:41 and sunset at 16:47 CET.
Sunshine
In Orvieto, the average sunshine in December is 5.6h.UV index
With an average maximum UV index of 2, December is the month with the lowest UV index in Orvieto, Italy. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 2 during December translates into these guidelines:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Frequently asked questions
What is the usual temperature for Orvieto in December?
What is the average humidity in December in Orvieto?
How much does it rain in Orvieto in December?
When it does not snow in Orvieto?
Does it snow in Orvieto in December?
What is the month with the shortest days in Orvieto?
How many hours of daylight does Orvieto have in December?
When is the sunrise / sunset in December in Orvieto?
How long on average sun shines in December in Orvieto?
When is the lowest UV index in Orvieto?
What is the UV index intensity in December in Orvieto?
Average temperature in December
Orvieto, Italy
- Average high temperature in December: 10.7°C
The warmest month (with the highest average high temperature) is August (31.2°C).
The month with the lowest average high temperature is January (9.8°C).
- Average low temperature in December: 4.5°C
The month with the highest average low temperature is August (18.3°C).
The coldest month (with the lowest average low temperature) is February (3.1°C).
Average pressure in December
Orvieto, Italy
- Average pressure in December: 1018.5mbar
The month with the highest atmospheric pressure is December (1018.5mbar).
The months with the lowest atmospheric pressure are April and July (1014mbar).
Average wind speed in December
Orvieto, Italy
- Average wind speed in December: 11.8km/h
The windiest month (with the highest average wind speed) is February (13.8km/h).
The calmest month (with the lowest average wind speed) is July (8.6km/h).
Average humidity in December
Orvieto, Italy
- Average humidity in December: 80%
The month with the highest relative humidity is November (82%).
The month with the lowest relative humidity is August (59%).
Average rainfall in December
Orvieto, Italy
- Average rainfall in December: 41mm
The wettest month (with the highest rainfall) is November (73mm).
The driest month (with the least rainfall) is August (20mm).
Average rainfall days in December
Orvieto, Italy
- Average rainfall days in December: 13 days
The month with the highest number of rainy days is November (14.1 days).
The month with the least rainy days is August (5.8 days).
Average snowfall in December
Orvieto, Italy
- Average snowfall in December: 0mm
The month with the highest snowfall is February (14mm).
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in December
Orvieto, Italy
- Average snowfall days in December: 0.2 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 December /
Average sunshine in December
Orvieto, Italy
- Average daylight in December: 9h and 1min
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 6min).
- Average sunshine in December: 5h and 4min
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: 5h and 24min).
Average sunshine days in December
Orvieto, Italy
- Average sunshine days in December: 16 days
The month with the most sunshine days is August (23.3 days).
The month with the least sunshine days is November (14 days).
Average UV index in December
Orvieto, Italy
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
Orvieto, Italy
- Average cloud cover in December: 39
The month with the most cloud cover is January (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 11).
Average visibility in December
Orvieto, 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).
Orvieto, Italy
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