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
December brings a minor decrease, with the average high-temperature reducing from a frosty 9.5°C (49.1°F) in November to a wintry 2.8°C (37°F). Holm, in the month of December, anticipates a consistent average low-temperature of -2.9°C (26.8°F).Humidity
The average relative humidity in December is 82%.Rainfall
In Holm, Romania, in December, it is raining for 5.5 days, with typically 21mm (0.83") of accumulated precipitation. Throughout the year, in Holm, there are 103 rainfall days, and 325mm (12.8") of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. In December, it is snowing for 7.1 days. Throughout December, 87mm (3.43") of snow is accumulated. In Holm, during the entire year, snow falls for 32.6 days and aggregates up to 376mm (14.8") of snow.Daylight
With an average of 8h and 36min of daylight, December has the shortest days of the year in Holm.On the first day of December, sunrise is at 07:36 and sunset at 16:22. On the last day of the month, sunrise is at 07:57 and sunset at 16:30 EET.
Sunshine
In Holm, Romania, the average sunshine in December is 4.9h.UV index
In December, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index of 2 during December translates into these guidelines:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Holm?
What is the average humidity in December in Holm?
How many days does it rain in December in Holm?
How many days does it snow in December in Holm?
What is the month with the shortest days in Holm?
How many hours of daylight does Holm have in December?
What time are sunrise and sunset in December in Holm?
How many hours of sunshine does Holm have in December?
What is the UV index reading in December in Holm?
Average temperature in December
Holm, Romania
- Average high temperature in December: 2.8°C
The warmest month (with the highest average high temperature) is August (28.4°C).
The month with the lowest average high temperature is January (0°C).
- Average low temperature in December: -2.9°C
The month with the highest average low temperature is July (15°C).
The coldest month (with the lowest average low temperature) is January (-5.8°C).
Average pressure in December
Holm, Romania
- Average pressure in December: 1019.9mbar
The month with the highest atmospheric pressure is October (1020.1mbar).
The month with the lowest atmospheric pressure is June (1013.7mbar).
Average wind speed in December
Holm, Romania
- Average wind speed in December: 10.2km/h
The windiest month (with the highest average wind speed) is April (12.4km/h).
The calmest month (with the lowest average wind speed) is July (9.6km/h).
Average humidity in December
Holm, Romania
- Average humidity in December: 82%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (58%).
Average rainfall in December
Holm, Romania
- Average rainfall in December: 21mm
The wettest month (with the highest rainfall) is June (64mm).
The driest month (with the least rainfall) is August (13mm).
Average rainfall days in December
Holm, Romania
- Average rainfall days in December: 5.5 days
The month with the highest number of rainy days is May (14.6 days).
The month with the least rainy days is January (3.8 days).
Average snowfall in December
Holm, Romania
- Average snowfall in December: 87mm
The month with the highest snowfall is January (108mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Holm, Romania
- Average snowfall days in December: 7.1 days
The month with the highest number of snowfall days is January (9.6 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
Holm, Romania
- Average daylight in December: 8h and 4min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in December: 4h and 5min
The month with the most sunshine is August (Average sunshine: 11h and 18min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).
Average sunshine days in December
Holm, Romania
- Average sunshine days in December: 19.9 days
The month with the most sunshine days is August (23.9 days).
The month with the least sunshine days is June (14.4 days).
Average UV index in December
Holm, Romania
- Average UV index in December: 2
The months with the highest UV index are July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in December
Holm, Romania
- Average cloud cover in December: 49
The month with the most cloud cover is February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 22).
Average visibility in December
Holm, Romania
- Average visibility in December: 8km
The months with the highest visibility are April, June, July, August and September (10km).
The month with the lowest visibility is January (7km).
