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 is the coldest month, exhibiting average temperatures of 44.2°F (6.8°C) at the peak and 30.2°F (-1°C) at the base.Humidity
The average relative humidity in December in White City is 82%.Rainfall
December is the month with the most rainfall. Rain falls for 15.4 days and accumulates 2.99" (76mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. In White City, during December, snow falls for 3.2 days and regularly aggregates up to 1.46" (37mm) of snow. Throughout the year, there are 16.1 snowfall days, and 9.65" (245mm) of snow is accumulated.Daylight
With an average of 9h and 6min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:21 am and sunset at 4:39 pm. On the last day of December, sunrise is at 7:40 am and sunset at 4:48 pm PST.
Sunshine
December has the least sunshine of the year, with an average of 5.3h of sunshine.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 minimal health hazard from unprotected exposure to Sun's UV rays for the average person.Note: In December, a daily maximum UV index of 2 leads to the following instructions:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Enhance your sun protection with tightly woven, yet airy clothing. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
How cold is it in December?
What is the average humidity in December in White City?
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?
What is the average length of the day in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
What are the months with the lowest UV index?
What is the UV index reading in December in White City?
Average temperature in December
White City, OR
- Average high temperature in December: 44.2°F
The warmest month (with the highest average high temperature) is August (84.4°F).
The month with the lowest average high temperature is December (44.2°F).
- Average low temperature in December: 30.2°F
The month with the highest average low temperature is August (50.4°F).
The coldest month (with the lowest average low temperature) is December (30.2°F).
Average pressure in December
White City, OR
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is August (29.98"Hg).
Average wind speed in December
White City, OR
- Average wind speed in December: 4.1mph
The windiest month (with the highest average wind speed) is January (4.4mph).
The calmest months (with the lowest average wind speed) are September and October (3.5mph).
Average humidity in December
White City, OR
- Average humidity in December: 82%
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is August (59%).
Average rainfall in December
White City, OR
- Average rainfall in December: 2.99"
The wettest month (with the highest rainfall) is December (2.99").
The driest month (with the least rainfall) is July (0.12").
Average rainfall days in December
White City, OR
- Average rainfall days in December: 15.4 days
The month with the highest number of rainy days is March (17.9 days).
The month with the least rainy days is July (3 days).
Average snowfall in December
White City, OR
- Average snowfall in December: 1.46"
The month with the highest snowfall is February (3.19").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
White City, OR
- Average snowfall days in December: 3.2 days
The month with the highest number of snowfall days is February (4.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
White City, OR
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 5h and 2min
The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in December
White City, OR
- Average sunshine days in December: 13.1 days
The month with the most sunshine days is August (26.4 days).
The month with the least sunshine days is March (10.9 days).
Average UV index in December
White City, 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
White City, OR
- Average cloud cover in December: 46
The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 12).
Average visibility in December
White City, OR
- Average visibility in December: 5mi
The months with the highest visibility are June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March, April, May, November and December (5mi).
White City, Oregon, USA
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