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
The onset of December entails a subtle temperature shift, as the average high-temperature eases from a cold 3.4°C (38.1°F) in November to a subzero cold -1.1°C (30°F). Preili observes a slightly reduced average nighttime temperature of -4.5°C (23.9°F) during December.Humidity
In Preili, the average relative humidity in December is 92%.Rainfall
In Preili, in December, during 8.7 rainfall days, 36mm (1.42") of precipitation is typically accumulated. Throughout the year, in Preili, there are 148.5 rainfall days, and 482mm (18.98") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. The month with the most snowfall is December, when snow falls for 17.8 days and typically aggregates up to 158mm (6.22") of snow.Daylight
The month with the shortest days is December, with an average of 7h and 0min of daylight.On the first day of December in Preili, sunrise is at 08:22 and sunset at 15:42. On the last day of the month, sunrise is at 08:46 and sunset at 15:46 EET.
Sunshine
In December, the average sunshine in Preili, Latvia, is 1.8h.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 value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the ordinary person.Note: A typical high UV index of 1 in December suggests the following recommendations:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Preili?
What is the average humidity in December in Preili?
How much does it rain in Preili in December?
What is the snowiest month in Preili?
How much does it snow in Preili in December?
What is the month with the shortest days in Preili?
How many hours of daylight does Preili have in December?
What time are sunrise and sunset in December in Preili?
How many hours of sunshine does Preili have in December?
What is the month with the lowest UV index in Preili?
What is the UV index intensity in December in Preili?
Average temperature in December
Preili, Latvia
- Average high temperature in December: -1.1°C
The warmest month (with the highest average high temperature) is July (22.3°C).
The month with the lowest average high temperature is January (-4.3°C).
- Average low temperature in December: -4.5°C
The month with the highest average low temperature is July (12.6°C).
The coldest month (with the lowest average low temperature) is January (-8.1°C).
Average pressure in December
Preili, Latvia
- Average pressure in December: 1013.1mbar
The month with the highest atmospheric pressure is October (1017.1mbar).
The month with the lowest atmospheric pressure is July (1012.1mbar).
Average wind speed in December
Preili, Latvia
- Average wind speed in December: 17.9km/h
The windiest month (with the highest average wind speed) is December (17.9km/h).
The calmest month (with the lowest average wind speed) is August (11.5km/h).
Average humidity in December
Preili, Latvia
- Average humidity in December: 92%
The month with the highest relative humidity is January (94%).
The month with the lowest relative humidity is April (75%).
Average rainfall in December
Preili, Latvia
- Average rainfall in December: 36mm
The wettest month (with the highest rainfall) is July (62mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in December
Preili, Latvia
- Average rainfall days in December: 8.7 days
The month with the highest number of rainy days is July (18.7 days).
The month with the least rainy days is February (5.3 days).
Average snowfall in December
Preili, Latvia
- Average snowfall in December: 158mm
The month with the highest snowfall is December (158mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Preili, Latvia
- Average snowfall days in December: 17.8 days
The month with the highest number of snowfall days is January (18.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Preili, Latvia
- Average daylight in December: 7h and 0min
The month with the longest days is June (Average daylight: 17h and 36min).
The month with the shortest days is December (Average daylight: 7h and 0min).
- Average sunshine in December: 1h and 5min
The month with the most sunshine is June (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 1h and 42min).
Average sunshine days in December
Preili, Latvia
- Average sunshine days in December: 6.7 days
The month with the most sunshine days is August (14.2 days).
The month with the least sunshine days is December (6.7 days).
Average UV index in December
Preili, Latvia
- 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
Preili, Latvia
- Average cloud cover in December: 84
The month with the most cloud cover is December (Cloud cover 84).
The month with the least cloud cover is August (Cloud cover 41).
Average visibility in December
Preili, Latvia
- Average visibility in December: 8km
The months with the highest visibility are April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January and February (7km).
Preili, Latvia
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