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 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
In December, the average high-temperature marginally drops from an enjoyable 18.5°C (65.3°F) in November to a moderate 14.2°C (57.6°F). December witnesses an average nighttime temperature of 8.5°C (47.3°F) in Valira.Humidity
In Valira, the average relative humidity in December is 75%.Rainfall
In December, the rain falls for 11.5 days. Throughout December, 39mm (1.54") of precipitation is accumulated. In Valira, during the entire year, the rain falls for 117.7 days and collects up to 351mm (13.82") of precipitation.Snowfall
February through December are months without snowfall.Daylight
December has the shortest days of the year in Valira, with an average of 9h and 42min of daylight.On the first day of the month, sunrise is at 07:27 and sunset at 17:15. On the last day of December, sunrise is at 07:45 and sunset at 17:24 EET.
Sunshine
In Valira, Greece, the average sunshine in December is 6.3h.UV index
January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: In December, a regular UV index of 3 translates into these guidelines:
Ensure safety - Imperative it is to shield skin and eyes from damage. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature?
What is the average humidity in December?
How many days does it rain in December?
When it does not snow?
Does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Valira have in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Valira have in December?
When is the lowest UV index?
How high is the UV index in December?
Average temperature in December
Valira, Greece
- Average high temperature in December: 14.2°C
The warmest month (with the highest average high temperature) is August (30.8°C).
The month with the lowest average high temperature is January (12.3°C).
- Average low temperature in December: 8.5°C
The month with the highest average low temperature is August (22.2°C).
The coldest month (with the lowest average low temperature) is January (6.7°C).
Average pressure in December
Valira, Greece
- Average pressure in December: 1018.3mbar
The month with the highest atmospheric pressure is December (1018.3mbar).
The month with the lowest atmospheric pressure is July (1011.6mbar).
Average wind speed in December
Valira, Greece
- Average wind speed in December: 10.4km/h
The windiest month (with the highest average wind speed) is February (11.7km/h).
The calmest month (with the lowest average wind speed) is August (9.1km/h).
Average humidity in December
Valira, Greece
- Average humidity in December: 75%
The month with the highest relative humidity is January (77%).
The months with the lowest relative humidity are July and August (57%).
Average rainfall in December
Valira, Greece
- Average rainfall in December: 39mm
The wettest month (with the highest rainfall) is January (60mm).
The driest month (with the least rainfall) is July (9mm).
Average rainfall days in December
Valira, Greece
- Average rainfall days in December: 11.5 days
The month with the highest number of rainy days is January (13.3 days).
The month with the least rainy days is July (4.7 days).
Average snowfall days in December
Valira, Greece
- Average snowfall days in December: 0 days
The month with the highest number of snowfall days is January (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in December /
Average sunshine in December
Valira, Greece
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 6h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 6h and 0min).
Average sunshine days in December
Valira, Greece
- Average sunshine days in December: 17.8 days
The month with the most sunshine days is July (24.1 days).
The month with the least sunshine days is February (13.8 days).
Average UV index in December
Valira, Greece
- Average UV index in December: 3
The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in December
Valira, Greece
- Average cloud cover in December: 31
The month with the most cloud cover is January (Cloud cover 36).
The months with the least cloud cover are July and August (Cloud cover 9).
Average visibility in December
Valira, Greece
- Average visibility in December: 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).
