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 month of December sees the lowest average temperatures, reaching 42.1°F (5.6°C) at the peak and 32.9°F (0.5°C) at the low.Humidity
In Vinemaple, the average relative humidity in December is 88%.Rainfall
In Vinemaple, in December, it is raining for 19.3 days, with typically 5.47" (139mm) of accumulated precipitation. Throughout the year, there are 184.4 rainfall days, and 36.61" (930mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In Vinemaple, in December, during 1.9 snowfall days, 0.63" (16mm) of snow is typically accumulated. Throughout the year, there are 11.8 snowfall days, and 10.24" (260mm) of snow is accumulated.Daylight
With an average of 8h and 42min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:36 am and sunset at 4:30 pm. On the last day of December, sunrise is at 7:55 am and sunset at 4:39 pm PST.
Sunshine
In Vinemaple, the average sunshine in December is 3.4h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 2 during December translates into the following directions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest?
How cold is December?
What is the average humidity in December?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days in Vinemaple?
How many hours of daylight does Vinemaple have in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
What are the months with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Vinemaple, OR
- Average high temperature in December: 42.1°F
The warmest month (with the highest average high temperature) is August (77°F).
The month with the lowest average high temperature is December (42.1°F).
- Average low temperature in December: 32.9°F
The month with the highest average low temperature is August (50.7°F).
The coldest month (with the lowest average low temperature) is December (32.9°F).
Average pressure in December
Vinemaple, OR
- Average pressure in December: 30.09"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are August and September (30.02"Hg).
Average wind speed in December
Vinemaple, OR
- Average wind speed in December: 4.7mph
The windiest months (with the highest average wind speed) are January, March and November (4.8mph).
The calmest month (with the lowest average wind speed) is September (3.9mph).
Average humidity in December
Vinemaple, OR
- Average humidity in December: 88%
The month with the highest relative humidity is November (89%).
The month with the lowest relative humidity is July (73%).
Average rainfall in December
Vinemaple, OR
- Average rainfall in December: 5.47"
The wettest month (with the highest rainfall) is January (5.79").
The driest months (with the least rainfall) are July and August (0.51").
Average rainfall days in December
Vinemaple, OR
- Average rainfall days in December: 19.3 days
The month with the highest number of rainy days is March (21.7 days).
The month with the least rainy days is July (6 days).
Average snowfall in December
Vinemaple, OR
- Average snowfall in December: 0.63"
The month with the highest snowfall is February (3.94").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Vinemaple, OR
- Average snowfall days in December: 1.9 days
The month with the highest number of snowfall days is February (4.4 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
Vinemaple, OR
- Average daylight in December: 8h and 4min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in December: 3h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 3h and 18min).
Average sunshine days in December
Vinemaple, OR
- Average sunshine days in December: 9.5 days
The month with the most sunshine days is July (22.1 days).
The months with the least sunshine days are February and March (7.6 days).
Average UV index in December
Vinemaple, OR
- Average UV index in December: 2
The month with the highest UV index is 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
Vinemaple, OR
- Average cloud cover in December: 65
The months with the most cloud cover are February and March (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in December
Vinemaple, OR
- Average visibility in December: 4mi
The months with the highest visibility are July and August (5mi).
The months with the lowest visibility are January, February, March, April, May, June, September, October, November and December (4mi).
Vinemaple, Oregon, USA
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