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
In December, the meteorological conditions alter, with the average high-temperature shifting from a frosty 8.8°C (47.8°F) in November to a cold 2.2°C (36°F). Valea Grajdului welcomes an average low temperature of -2.7°C (27.1°F) in December, a gentle shift from the day's high.Humidity
In December, the average relative humidity is 83%.Rainfall
In Valea Grajdului, in December, it is raining for 7.3 days, with typically 25mm (0.98") of accumulated precipitation. In Valea Grajdului, during the entire year, the rain falls for 131.1 days and collects up to 402mm (15.83") of precipitation.Snowfall
January through April, October through December are months with snowfall. The month with the most snowfall is December, when snow falls for 8.8 days and typically aggregates up to 108mm (4.25") of snow.Daylight
December has the shortest days of the year, with an average of 8h and 30min of daylight.On the first day of the month, sunrise is at 07:41 and sunset at 16:22. On the last day of December, in Valea Grajdului, Romania, sunrise is at 08:02 and sunset at 16:30 EET.
Sunshine
In December, the average sunshine is 4.5h.UV index
January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the average person.Note: In December, a regular UV index of 2 translates into these guidelines:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Valea Grajdului?
What is the average humidity in December in Valea Grajdului?
How many days does it rain in December in Valea Grajdului?
When does it snow the most in Valea Grajdului?
How many days does it snow in December in Valea Grajdului?
What is the month with the shortest days in Valea Grajdului?
What is the average length of the day in December in Valea Grajdului?
What time are sunrise and sunset in December in Valea Grajdului?
How many hours of sunshine does Valea Grajdului have in December?
What are the months with the lowest UV index in Valea Grajdului?
How high is the UV index in December in Valea Grajdului?
Average temperature in December
Valea Grajdului, Romania
- Average high temperature in December: 2.2°C
The warmest month (with the highest average high temperature) is August (27.3°C).
The month with the lowest average high temperature is January (-0.5°C).
- Average low temperature in December: -2.7°C
The month with the highest average low temperature is July (15.1°C).
The coldest month (with the lowest average low temperature) is January (-5.6°C).
Average pressure in December
Valea Grajdului, Romania
- Average pressure in December: 1019.8mbar
The month with the highest atmospheric pressure is October (1020.1mbar).
The month with the lowest atmospheric pressure is June (1013.8mbar).
Average wind speed in December
Valea Grajdului, Romania
- Average wind speed in December: 11.6km/h
The windiest months (with the highest average wind speed) are March and April (12.8km/h).
The calmest month (with the lowest average wind speed) is August (9.6km/h).
Average humidity in December
Valea Grajdului, Romania
- Average humidity in December: 83%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (61%).
Average rainfall in December
Valea Grajdului, Romania
- Average rainfall in December: 25mm
The wettest month (with the highest rainfall) is June (93mm).
The driest months (with the least rainfall) are January and November (19mm).
Average rainfall days in December
Valea Grajdului, Romania
- Average rainfall days in December: 7.3 days
The month with the highest number of rainy days is June (18.1 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in December
Valea Grajdului, Romania
- Average snowfall in December: 108mm
The month with the highest snowfall is December (108mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Valea Grajdului, Romania
- Average snowfall days in December: 8.8 days
The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Valea Grajdului, Romania
- Average daylight in December: 8h and 3min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in December: 4h and 3min
The month with the most sunshine is August (Average sunshine: 11h and 12min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).
Average sunshine days in December
Valea Grajdului, Romania
- Average sunshine days in December: 16.8 days
The month with the most sunshine days is October (20.3 days).
The month with the least sunshine days is June (9.7 days).
Average UV index in December
Valea Grajdului, Romania
- Average UV index in December: 2
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in December
Valea Grajdului, Romania
- Average cloud cover in December: 52
The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in December
Valea Grajdului, Romania
- Average visibility in December: 8km
The months with the highest visibility are April, June, July, August, September and October (10km).
The months with the lowest visibility are January, February and December (8km).
