December weather forecastEnterprise, OR
December
Weather in December
December, the first month of the winter in Enterprise, is also a subzero cold month, with an average temperature fluctuating between 30.4°F (-0.9°C) and 19.2°F (-7.1°C).Temperature
With average high temperatures of 30.4°F (-0.9°C) and lows of 19.2°F (-7.1°C), December is the coldest month.Humidity
In December, the average relative humidity is 85%.Rainfall
In Enterprise, in December, during 9.9 rainfall days, 2.4" (61mm) of precipitation is typically accumulated. In Enterprise, during the entire year, the rain falls for 136 days and collects up to 24.45" (621mm) of precipitation.Snowfall
Months with snowfall are January through June, September through December. In Enterprise, in December, during 17.5 snowfall days, 13.9" (353mm) of snow is typically accumulated. Throughout the year, in Enterprise, there are 89.9 snowfall days, and 68.82" (1748mm) of snow is accumulated.Daylight
The month with the shortest days in Enterprise is December, with an average of 8h and 48min of daylight.On the first day of December, sunrise is at 7:09 am and sunset at 4:07 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 4:16 pm PST.
Sunshine
In December, the average sunshine in Enterprise is 5.2h.UV index
In Enterprise, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the average person.Note: The daily maximum UV index of 2 in December interprets into the following advice:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Stay sun-safe with clothing that is both closely woven and worn loosely. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Enterprise, OR
- Average high temperature in December: 30.4°F
The warmest months (with the highest average high temperature) are July and August (78.4°F).
The month with the lowest average high temperature is December (30.4°F).
- Average low temperature in December: 19.2°F
The month with the highest average low temperature is August (50.9°F).
The coldest month (with the lowest average low temperature) is December (19.2°F).
Average pressure in December
Enterprise, OR
- Average pressure in December: 30.19"Hg
The month with the highest atmospheric pressure is January (30.21"Hg).
The month with the lowest atmospheric pressure is August (29.92"Hg).
Average wind speed in December
Enterprise, OR
- Average wind speed in December: 6.2mph
The windiest month (with the highest average wind speed) is January (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in December
Enterprise, OR
- Average humidity in December: 85%
The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is August (46%).
Average rainfall in December
Enterprise, OR
- Average rainfall in December: 2.4"
The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is July (0.83").
Average rainfall days in December
Enterprise, OR
- Average rainfall days in December: 9.9 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is August (5.8 days).
Average snowfall in December
Enterprise, OR
- Average snowfall in December: 13.9"
The month with the highest snowfall is February (15.98").
The months with the least snowfall are July and August (0").
Average snowfall days in December
Enterprise, OR
- Average snowfall days in December: 17.5 days
The month with the highest number of snowfall days is December (17.5 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in December /
Average sunshine in December
Enterprise, OR
- Average daylight in December: 8h and 48min
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: 5h and 12min
The month with the most sunshine is August (Average sunshine: 12h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in December
Enterprise, OR
- Average sunshine days in December: 11.5 days
The month with the most sunshine days is August (21.6 days).
The month with the least sunshine days is March (8 days).
Average UV index in December
Enterprise, OR
- Average UV index in December: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and February (UV index 1).
Average cloud cover in December
Enterprise, OR
- Average cloud cover in December: 49
The month with the most cloud cover is February (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 11).
Average visibility in December
Enterprise, OR
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).
