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, with average temperatures reaching a high of 45.5°F (7.5°C) and a low of 39.9°F (4.4°C), is the coldest month.Humidity
In Warrenton, the average relative humidity in December is 82%.Rainfall
December is the month with the most rainfall. Rain falls for 21 days and accumulates 6.54" (166mm) of precipitation.Snowfall
January through March, September and December are months with snowfall in Warrenton. December is the first month it typically snows in Warrenton, Oregon. Throughout December, in the average 0.3 snowfall days, it receives 0.04" (1mm) of snow. In Warrenton, during the entire year, snow falls for 3.3 days and aggregates up to 1.54" (39mm) of snow.Daylight
The month with the shortest days in Warrenton is December, with an average of 8h and 42min of daylight.On the first day of December, sunrise is at 7:38 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:58 am and sunset at 4:40 pm PST.
Sunshine
The average sunshine in December in Warrenton is 4.1h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Warrenton. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the average person.Note: The UV index of 2 during December translates into the following guidance:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Frequently asked questions
What time of the year is the coldest in Warrenton?
What is the usual temperature for Warrenton in December?
What is the average humidity in December in Warrenton?
What is the rainiest month in Warrenton?
How many days does it rain in December in Warrenton?
When does it start snowing in Warrenton?
What is the month with the shortest days in Warrenton?
How many hours of daylight does Warrenton have in December?
What time are sunrise and sunset in December in Warrenton?
How long on average sun shines in December in Warrenton?
When is the lowest UV index in Warrenton?
What is the UV index reading in December in Warrenton?
Average temperature in December
Warrenton, OR
- Average high temperature in December: 45.5°F
The warmest month (with the highest average high temperature) is August (65.8°F).
The month with the lowest average high temperature is December (45.5°F).
- Average low temperature in December: 39.9°F
The month with the highest average low temperature is August (54.5°F).
The coldest months (with the lowest average low temperature) are February and December (39.9°F).
Average pressure in December
Warrenton, OR
- Average pressure in December: 30.06"Hg
The month with the highest atmospheric pressure is January (30.08"Hg).
The months with the lowest atmospheric pressure are March and September (30.02"Hg).
Average wind speed in December
Warrenton, OR
- Average wind speed in December: 9.8mph
The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).
Average humidity in December
Warrenton, OR
- Average humidity in December: 82%
The month with the highest relative humidity is August (84%).
The month with the lowest relative humidity is May (81%).
Average rainfall in December
Warrenton, OR
- Average rainfall in December: 6.54"
The wettest month (with the highest rainfall) is December (6.54").
The driest month (with the least rainfall) is July (0.51").
Average rainfall days in December
Warrenton, OR
- Average rainfall days in December: 21 days
The month with the highest number of rainy days is March (21.2 days).
The month with the least rainy days is August (7.1 days).
Average snowfall in December
Warrenton, OR
- Average snowfall in December: 0.04"
The month with the highest snowfall is February (0.79").
The months with the least snowfall are April, May, June, July, August, October and November (0").
Average snowfall days in December
Warrenton, OR
- Average snowfall days in December: 0.3 days
The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August and October (0 days).
Average daylight in December /
Average sunshine in December
Warrenton, 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: 4h and 1min
The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in December
Warrenton, OR
- Average sunshine days in December: 8.8 days
The month with the most sunshine days is August (20.5 days).
The month with the least sunshine days is February (7.3 days).
Average UV index in December
Warrenton, 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
Warrenton, OR
- Average cloud cover in December: 56
The months with the most cloud cover are January and February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in December
Warrenton, OR
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).
Warrenton, Oregon, USA
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