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 proves to be the coldest month, recording an average maximum temperature of 37.9°F (3.3°C) and a minimum temperature of 28.2°F (-2.1°C).Humidity
The average relative humidity in December is 87%.Rainfall
In December, in Warrendale, the rain falls for 18.5 days. Throughout December, 4.96" (126mm) of precipitation is accumulated. Throughout the year, in Warrendale, there are 158.4 rainfall days, and 30.31" (770mm) of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall. In Warrendale, in December, during 2.5 snowfall days, 1.73" (44mm) of snow is typically accumulated. Throughout the year, in Warrendale, there are 11.5 snowfall days, and 10" (254mm) of snow is accumulated.Daylight
December has the shortest days of the year in Warrendale, with an average of 8h and 48min of daylight.On the first day of December, sunrise is at 7:28 am and sunset at 4:25 pm. On the last day of the month, sunrise is at 7:48 am and sunset at 4:34 pm PST.
Sunshine
In Warrendale, Oregon, the average sunshine in December is 3.3h.UV index
In Warrendale, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Frequently asked questions
What month is the coldest in Warrendale?
How cold does it get in Warrendale in December?
What is the average humidity in December in Warrendale?
How much does it rain in Warrendale in December?
How much does it snow in Warrendale in December?
What is the month with the shortest days in Warrendale?
What is the average length of the day in December in Warrendale?
When are sunrise and sunset in December in Warrendale?
How many hours of sunshine does Warrendale have in December?
What is the UV index intensity in December in Warrendale?
Average temperature in December
Warrendale, OR
- Average high temperature in December: 37.9°F
The warmest month (with the highest average high temperature) is August (76.5°F).
The month with the lowest average high temperature is December (37.9°F).
- Average low temperature in December: 28.2°F
The month with the highest average low temperature is August (48.7°F).
The coldest month (with the lowest average low temperature) is December (28.2°F).
Average pressure in December
Warrendale, OR
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is August (29.98"Hg).
Average wind speed in December
Warrendale, OR
- Average wind speed in December: 6.3mph
The windiest month (with the highest average wind speed) is January (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in December
Warrendale, OR
- Average humidity in December: 87%
The month with the highest relative humidity is February (89%).
The months with the lowest relative humidity are July and August (67%).
Average rainfall in December
Warrendale, OR
- Average rainfall in December: 4.96"
The wettest month (with the highest rainfall) is January (5.35").
The driest month (with the least rainfall) is July (0.28").
Average rainfall days in December
Warrendale, OR
- Average rainfall days in December: 18.5 days
The month with the highest number of rainy days is March (18.9 days).
The month with the least rainy days is July (4.4 days).
Average snowfall in December
Warrendale, OR
- Average snowfall in December: 1.73"
The month with the highest snowfall is January (3.62").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Warrendale, OR
- Average snowfall days in December: 2.5 days
The month with the highest number of snowfall days is February (3.8 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
Warrendale, OR
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in December: 3h and 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 12min).
Average sunshine days in December
Warrendale, OR
- Average sunshine days in December: 11.5 days
The month with the most sunshine days is July (24.5 days).
The month with the least sunshine days is February (9.4 days).
Average UV index in December
Warrendale, OR
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in December
Warrendale, OR
- Average cloud cover in December: 66
The month with the most cloud cover is February (Cloud cover 68).
The months with the least cloud cover are July and August (Cloud cover 26).
Average visibility in December
Warrendale, OR
- Average visibility in December: 4mi
The months with the highest visibility are May, June, July, August, September and October (5mi).
The months with the lowest visibility are January, February, March, April, November and December (4mi).
Warrendale, Oregon, USA
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