December weather forecastMilton-Freewater, OR
December
Weather in December
The first month of the winter, December, is also an icy month in Milton-Freewater, Oregon, with an average temperature ranging between min 27°F (-2.8°C) and max 37.4°F (3°C).Temperature
December, noted for its average high-temperature of 37.4°F (3°C) and an average low-temperature of 27°F (-2.8°C), is considered the coldest month.Humidity
In Milton-Freewater, the average relative humidity in December is 79%.Rainfall
In Milton-Freewater, in December, during 13.9 rainfall days, 1.93" (49mm) of precipitation is typically accumulated. Throughout the year, there are 141.7 rainfall days, and 15.12" (384mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, September, November and December. In December, it is snowing for 6.1 days. Throughout December, 2.28" (58mm) of snow is accumulated. In Milton-Freewater, Oregon, during the entire year, snow falls for 21.1 days and aggregates up to 9.09" (231mm) of snow.Daylight
December has the shortest days of the year, with an average of 8h and 42min of daylight.On the first day of the month, sunrise is at 7:15 am and sunset at 4:10 pm. On the last day of December, sunrise is at 7:35 am and sunset at 4:18 pm PST.
Sunshine
In Milton-Freewater, the average sunshine in December is 5.4h.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 minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: In December, the maximum UV index of 2 suggests these recommendations:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. It's recommended to limit sun exposure when its radiation is at its peak during midday. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Milton-Freewater, OR
- Average high temperature in December: 37.4°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is December (37.4°F).
- Average low temperature in December: 27°F
The month with the highest average low temperature is August (60.8°F).
The coldest month (with the lowest average low temperature) is December (27°F).
Average pressure in December
Milton-Freewater, OR
- Average pressure in December: 30.17"Hg
The month with the highest atmospheric pressure is January (30.2"Hg).
The month with the lowest atmospheric pressure is August (29.9"Hg).
Average wind speed in December
Milton-Freewater, OR
- Average wind speed in December: 6.2mph
The windiest month (with the highest average wind speed) is April (7.9mph).
The calmest month (with the lowest average wind speed) is September (5.9mph).
Average humidity in December
Milton-Freewater, OR
- Average humidity in December: 79%
The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is August (39%).
Average rainfall in December
Milton-Freewater, OR
- Average rainfall in December: 1.93"
The wettest month (with the highest rainfall) is March (2.01").
The driest month (with the least rainfall) is July (0.35").
Average rainfall days in December
Milton-Freewater, OR
- Average rainfall days in December: 13.9 days
The month with the highest number of rainy days is March (17.4 days).
The month with the least rainy days is July (4.9 days).
Average snowfall in December
Milton-Freewater, OR
- Average snowfall in December: 2.28"
The month with the highest snowfall is February (2.91").
The months with the least snowfall are May, June, July, August and October (0").
Average snowfall days in December
Milton-Freewater, OR
- Average snowfall days in December: 6.1 days
The months with the highest number of snowfall days are February and December (6.1 days).
The months with the least snowfall days are May, June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Milton-Freewater, OR
- Average daylight in December: 8h and 42min
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: 5h and 24min
The month with the most sunshine is August (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).
Average sunshine days in December
Milton-Freewater, OR
- Average sunshine days in December: 13.1 days
The month with the most sunshine days is July (24.4 days).
The month with the least sunshine days is February (10 days).
Average UV index in December
Milton-Freewater, OR
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Milton-Freewater, OR
- Average cloud cover in December: 44
The months with the most cloud cover are January, February and December (Cloud cover 44).
The months with the least cloud cover are July and August (Cloud cover 10).
Average visibility in December
Milton-Freewater, OR
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





