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
The coldest month is December, with an average high-temperature of 35.4°F (1.9°C) and an average low-temperature of 26.4°F (-3.1°C).Humidity
The average relative humidity in December is 87%.Rainfall
In December, the rain falls for 8.8 days. Throughout December, 6.14" (156mm) of precipitation is accumulated. In Rhododendron, during the entire year, the rain falls for 111.1 days and collects up to 36.93" (938mm) of precipitation.Snowfall
Months with snowfall are January through June, September through December. December is the month with the most snowfall in Rhododendron. Snow falls for 18.5 days and accumulates 37.2" (945mm) of snow.Daylight
With an average of 8h and 48min of daylight, December has the shortest days of the year in Rhododendron.On the first day of the month, sunrise is at 7:26 am and sunset at 4:26 pm. On the last day of December, in Rhododendron, sunrise is at 7:46 am and sunset at 4:34 pm PST.
Sunshine
January, February and December, with an average of 3.9h of sunshine, are months with the least sunshine in Rhododendron.UV index
In Rhododendron, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for average individuals.Note: In December, the average maximum UV index of 2 translate into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from 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. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
FAQ
What is the coldest month in Rhododendron?
What is the temperature in December in Rhododendron?
What is the average humidity in December in Rhododendron?
How much does it rain in Rhododendron in December?
When does it snow the most in Rhododendron?
How much does it snow in Rhododendron in December?
What is the month with the shortest days in Rhododendron?
What is the average length of the day in December in Rhododendron?
What time are sunrise and sunset in December in Rhododendron?
What are the months with the least sunshine in Rhododendron?
How many hours of sunshine does Rhododendron have in December?
What is the UV index reading in December in Rhododendron?
Average temperature in December
Rhododendron, OR
- Average high temperature in December: 35.4°F
The warmest month (with the highest average high temperature) is August (76.5°F).
The month with the lowest average high temperature is December (35.4°F).
- Average low temperature in December: 26.4°F
The month with the highest average low temperature is August (49.8°F).
The coldest month (with the lowest average low temperature) is December (26.4°F).
Average pressure in December
Rhododendron, OR
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is August (29.98"Hg).
Average wind speed in December
Rhododendron, OR
- Average wind speed in December: 6.1mph
The windiest month (with the highest average wind speed) is January (6.5mph).
The calmest months (with the lowest average wind speed) are August and September (4.7mph).
Average humidity in December
Rhododendron, OR
- Average humidity in December: 87%
The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is August (62%).
Average rainfall in December
Rhododendron, OR
- Average rainfall in December: 6.14"
The wettest month (with the highest rainfall) is January (6.5").
The driest month (with the least rainfall) is July (0.24").
Average rainfall days in December
Rhododendron, OR
- Average rainfall days in December: 8.8 days
The month with the highest number of rainy days is October (13.8 days).
The month with the least rainy days is July (4.4 days).
Average snowfall in December
Rhododendron, OR
- Average snowfall in December: 37.2"
The month with the highest snowfall is December (37.2").
The months with the least snowfall are July and August (0").
Average snowfall days in December
Rhododendron, OR
- Average snowfall days in December: 18.5 days
The month with the highest number of snowfall days is December (18.5 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in December /
Average sunshine in December
Rhododendron, 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: 3h and 54min
The month with the most sunshine is August (Average sunshine: 11h and 30min).
The months with the least sunshine are January, February and December (Average sunshine: 3h and 54min).
Average sunshine days in December
Rhododendron, OR
- Average sunshine days in December: 9.9 days
The month with the most sunshine days is July (26.1 days).
The month with the least sunshine days is February (8.9 days).
Average UV index in December
Rhododendron, OR
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in December
Rhododendron, OR
- Average cloud cover in December: 61
The month with the most cloud cover is February (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 18).
Average visibility in December
Rhododendron, OR
- Average visibility in December: 4mi
The months with the highest visibility are June, July, August and September (6mi).
The months with the lowest visibility are January, February, March and December (4mi).
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