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
With the onset of December, Ummaru's average high-temperature slightly adjusts, moderately receding from November's wintry 3.9°C (39°F) to a still cold 0°C (32°F). An average nighttime temperature of -3.7°C (25.3°F) marks December.Humidity
In December, the average relative humidity is 92%.Rainfall
In Ummaru, in December, it is raining for 11.7 days, with typically 44mm (1.73") of accumulated precipitation. Throughout the year, there are 161 rainfall days, and 505mm (19.88") of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Ummaru, Estonia, during December, snow falls for 16.9 days and regularly aggregates up to 148mm (5.83") of snow. Throughout the year, in Ummaru, there are 85.8 snowfall days, and 815mm (32.09") of snow is accumulated.Daylight
With an average of 6h and 24min of daylight, December has the shortest days of the year.On the first day of December in Ummaru, sunrise is at 08:48 and sunset at 15:32. On the last day of the month, sunrise is at 09:14 and sunset at 15:34 EET.
Sunshine
December has the least sunshine of the year in Ummaru, with an average of 1.4h of sunshine.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: A maximum UV index of 1 in December translates into the following recommendations:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Frequently asked questions
How cold is December in Ummaru?
What is the average humidity in December in Ummaru?
How many days does it rain in December in Ummaru?
How many days does it snow in December in Ummaru?
What is the month with the shortest days in Ummaru?
What is the average length of the day in December in Ummaru?
When are sunrise and sunset in December in Ummaru?
What is the month with the least sunshine in Ummaru?
How many hours of sunshine does Ummaru have in December?
When is the lowest UV index in Ummaru?
What is the UV index reading in December in Ummaru?
Average temperature in December
Ummaru, Estonia
- Average high temperature in December: 0°C
The warmest month (with the highest average high temperature) is July (22.9°C).
The month with the lowest average high temperature is January (-2.8°C).
- Average low temperature in December: -3.7°C
The month with the highest average low temperature is July (12.3°C).
The coldest month (with the lowest average low temperature) is January (-6.9°C).
Average pressure in December
Ummaru, Estonia
- Average pressure in December: 1009.4mbar
The month with the highest atmospheric pressure is May (1015.1mbar).
The month with the lowest atmospheric pressure is December (1009.4mbar).
Average wind speed in December
Ummaru, Estonia
- Average wind speed in December: 13.3km/h
The windiest month (with the highest average wind speed) is December (13.3km/h).
The calmest month (with the lowest average wind speed) is August (10.7km/h).
Average humidity in December
Ummaru, Estonia
- Average humidity in December: 92%
The months with the highest relative humidity are January and February (93%).
The months with the lowest relative humidity are May and June (71%).
Average rainfall in December
Ummaru, Estonia
- Average rainfall in December: 44mm
The wettest month (with the highest rainfall) is July (60mm).
The driest month (with the least rainfall) is April (27mm).
Average rainfall days in December
Ummaru, Estonia
- Average rainfall days in December: 11.7 days
The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is February (5.7 days).
Average snowfall in December
Ummaru, Estonia
- Average snowfall in December: 148mm
The month with the highest snowfall is February (203mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Ummaru, Estonia
- Average snowfall days in December: 16.9 days
The month with the highest number of snowfall days is January (19.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Ummaru, Estonia
- Average daylight in December: 6h and 2min
The month with the longest days is June (Average daylight: 18h and 18min).
The month with the shortest days is December (Average daylight: 6h and 24min).
- Average sunshine in December: 1h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 1h and 24min).
Average sunshine days in December
Ummaru, Estonia
- Average sunshine days in December: 6.1 days
The month with the most sunshine days is May (14.3 days).
The month with the least sunshine days is December (6.1 days).
Average UV index in December
Ummaru, Estonia
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in December
Ummaru, Estonia
- Average cloud cover in December: 82
The month with the most cloud cover is December (Cloud cover 82).
The months with the least cloud cover are May and July (Cloud cover 42).
Average visibility in December
Ummaru, Estonia
- Average visibility in December: 7km
The months with the highest visibility are May, June and July (9km).
The month with the lowest visibility is February (6km).
Ummaru, Estonia
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