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
December, having an average high-temperature of 44.2°F (6.8°C) and an average low-temperature of 33.6°F (0.9°C), is the coldest month.Humidity
The most humid month in Alsea is December, with an average relative humidity of 90%.Rainfall
The month with the most rainfall is December, when the rain falls for 18.5 days and typically aggregates up to 5.31" (135mm) of precipitation.Snowfall
January through March, November and December are months with snowfall in Alsea. In Alsea, during December, snow falls for 0.5 days and regularly aggregates up to 0.39" (10mm) of snow. Throughout the year, in Alsea, Oregon, there are 4.9 snowfall days, and 3.35" (85mm) of snow is accumulated.Daylight
The month with the shortest days in Alsea is December, with an average of 8h and 54min of daylight.On the first day of the month, sunrise is at 7:31 am and sunset at 4:36 pm. On the last day of December, sunrise is at 7:50 am and sunset at 4:45 pm PST.
Sunshine
The average sunshine in December in Alsea, Oregon, is 3.7h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: The daily high UV index of 2 during December translates into the following recommendations:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. To protect against the Sun's most potent rays, avoid direct exposure around midday. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Frequently asked questions
What month is the coldest in Alsea?
Is it cold in Alsea during December?
What is the most humid month in Alsea?
What is the average humidity in December in Alsea?
What is the wettest month in Alsea?
How much does it rain in Alsea in December?
How much does it snow in Alsea in December?
What is the month with the shortest days in Alsea?
What is the average length of the day in December in Alsea?
When is the sunrise / sunset in December in Alsea?
How many hours of sunshine does Alsea have in December?
What are the months with the lowest UV index in Alsea?
What is the UV index reading in December in Alsea?
Average temperature in December
Alsea, OR
- Average high temperature in December: 44.2°F
The warmest month (with the highest average high temperature) is August (79.7°F).
The month with the lowest average high temperature is December (44.2°F).
- Average low temperature in December: 33.6°F
The month with the highest average low temperature is August (51.4°F).
The coldest month (with the lowest average low temperature) is December (33.6°F).
Average pressure in December
Alsea, OR
- Average pressure in December: 30.09"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).
Average wind speed in December
Alsea, OR
- Average wind speed in December: 4.3mph
The windiest months (with the highest average wind speed) are March and April (4.7mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).
Average humidity in December
Alsea, OR
- Average humidity in December: 90%
The month with the highest relative humidity is December (90%).
The months with the lowest relative humidity are July and August (71%).
Average rainfall in December
Alsea, OR
- Average rainfall in December: 5.31"
The wettest month (with the highest rainfall) is December (5.31").
The driest month (with the least rainfall) is July (0.24").
Average rainfall days in December
Alsea, OR
- Average rainfall days in December: 18.5 days
The month with the highest number of rainy days is March (20.6 days).
The month with the least rainy days is August (4.6 days).
Average snowfall in December
Alsea, OR
- Average snowfall in December: 0.39"
The month with the highest snowfall is February (1.81").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Alsea, OR
- Average snowfall days in December: 0.5 days
The month with the highest number of snowfall days is February (2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Alsea, OR
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in December: 3h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 18min).
Average sunshine days in December
Alsea, OR
- Average sunshine days in December: 10.7 days
The month with the most sunshine days is July (24.8 days).
The month with the least sunshine days is February (8.3 days).
Average UV index in December
Alsea, OR
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Alsea, OR
- Average cloud cover in December: 64
The month with the most cloud cover is February (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Alsea, OR
- Average visibility in December: 4mi
The months with the highest visibility are July, August and September (5mi).
The months with the lowest visibility are January, February, March, April, May, June, October, November and December (4mi).
Alsea, Oregon, USA
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