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
McMinnville's December weather, marked by an average high temperature of 44.1°F (6.7°C) and an average low temperature of 34.3°F (1.3°C), is the coldest in the year.Humidity
The months with the highest humidity are February and December, with an average relative humidity of 87%.Rainfall
December is the month with the most rainfall. Rain falls for 19.3 days and accumulates 4.49" (114mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. In McMinnville, in December, snow falls for 0.5 days, with typically accumulated 0.28" (7mm) of snow. In McMinnville, during the entire year, snow falls for 5.3 days and aggregates up to 3.19" (81mm) of snow.Daylight
December has the shortest days of the year, with an average of 8h and 48min of daylight.On the first day of the month, sunrise is at 7:32 am and sunset at 4:31 pm. On the last day of December, sunrise is at 7:51 am and sunset at 4:40 pm PST.
Sunshine
The average sunshine in December is 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 estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest in McMinnville?
How cold does it get in McMinnville in December?
What is the most humid month?
What is the average humidity in December?
What is the rainiest month?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does McMinnville have in December?
When are sunrise and sunset in December?
How many hours of sunshine does McMinnville have in December?
What is the month with the lowest UV index?
How high is the UV index in December in McMinnville?
Average temperature in December
McMinnville, OR
- Average high temperature in December: 44.1°F
The warmest month (with the highest average high temperature) is August (81.1°F).
The month with the lowest average high temperature is December (44.1°F).
- Average low temperature in December: 34.3°F
The month with the highest average low temperature is August (54.3°F).
The coldest month (with the lowest average low temperature) is December (34.3°F).
Average pressure in December
McMinnville, 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
McMinnville, OR
- Average wind speed in December: 4.8mph
The windiest month (with the highest average wind speed) is March (5.2mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in December
McMinnville, OR
- Average humidity in December: 87%
The months with the highest relative humidity are February and December (87%).
The month with the lowest relative humidity is August (67%).
Average rainfall in December
McMinnville, OR
- Average rainfall in December: 4.49"
The wettest month (with the highest rainfall) is December (4.49").
The driest months (with the least rainfall) are July and August (0.35").
Average rainfall days in December
McMinnville, OR
- Average rainfall days in December: 19.3 days
The month with the highest number of rainy days is March (19.8 days).
The month with the least rainy days is August (4.6 days).
Average snowfall in December
McMinnville, OR
- Average snowfall in December: 0.28"
The month with the highest snowfall is February (1.38").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
McMinnville, 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 April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
McMinnville, 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: 4h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).
Average sunshine days in December
McMinnville, OR
- Average sunshine days in December: 9.7 days
The month with the most sunshine days is July (24.2 days).
The month with the least sunshine days is February (8.4 days).
Average UV index in December
McMinnville, 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, February, November and December (UV index 2).
Average cloud cover in December
McMinnville, OR
- Average cloud cover in December: 59
The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in December
McMinnville, OR
- Average visibility in December: 4mi
The months with the highest visibility are July, August and September (6mi).
The months with the lowest visibility are January, February and December (4mi).
McMinnville, Oregon, USA
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