December weather forecast
Rhododendron, OR

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Weather in December

December, the first month of the winter in Rhododendron, is also an icy month, with temperature in the range of an average low of 26.4°F (-3.1°C) and an average high of 35.4°F (1.9°C).

Temperature

December proves to be the coldest month, recording an average maximum temperature of 35.4°F (1.9°C) and a minimum temperature of 26.4°F (-3.1°C).

Humidity

The average relative humidity in December in Rhododendron is 87%.

Rainfall

In December, in Rhododendron, 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

January through June, September through December are months with snowfall. The month with the most snowfall in Rhododendron is December, when snow falls for 18.5 days and typically aggregates up to 37.2" (945mm) of snow.

Daylight

The month with the shortest days is December, with an average of 8h and 48min of daylight.
On the first day of the month, sunrise is at 7:27 am and sunset at 4:26 pm. On the last day of December, in Rhododendron, sunrise is at 7:46 am and sunset at 4:35 pm PST.

Sunshine

The months with the least sunshine are January, February and December, with an average of 3.9h of sunshine.

UV index

In December, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The average daily UV index of 2 in December transforms into the following instructions:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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Frequently asked questions

What month is the coldest in Rhododendron?

With an average high-temperature of 35.4°F (1.9°C) and an average low-temperature of 26.4°F (-3.1°C), December is the coldest month in Rhododendron, Oregon.

How cold is December in Rhododendron?

In Rhododendron, 35.4°F (1.9°C) is the average high-temperature and 26.4°F (-3.1°C) is the average low-temperature during December.

What is the average humidity in December in Rhododendron?

In December, the average relative humidity is 87%.

How many days does it rain in December in Rhododendron?

In Rhododendron, Oregon, in December, it is raining for 8.8 days, with typically 6.14" (156mm) of accumulated precipitation.

When does it snow the most in Rhododendron?

December is the month with the most snowfall in Rhododendron. Snow falls for 18.5 days and accumulates 37.2" (945mm) of snow.

How much does it snow in Rhododendron in December?

In December, in Rhododendron, Oregon, it is snowing for 18.5 days. Throughout December, 37.2" (945mm) of snow is accumulated.

What is the month with the shortest days in Rhododendron?

The month with the shortest days in Rhododendron is December, with an average of 8h and 48min of daylight.

What is the average length of the day in December in Rhododendron?

In December, the average day length is 8h and 48min.

What time are sunrise and sunset in December in Rhododendron?

In December, on the first day of the month, sunrise is at 7:27 am and sunset at 4:26 pm. On the last day of the month, in Rhododendron, Oregon, sunrise is at 7:46 am and sunset at 4:35 pm PST.

What are the months with the least sunshine in Rhododendron?

January, February and December, with an average of 3.9h of sunshine, are months with the least sunshine.

How long on average sun shines in December in Rhododendron?

The average sunshine duration in December in Rhododendron, Oregon, is 3.9h.

What is the UV index reading in December in Rhododendron?

The average daily maximum UV index in December in Rhododendron is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Rhododendron, OR

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).

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Average pressure in December
Rhododendron, OR

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).

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Average wind speed in December
Rhododendron, OR

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).

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Average humidity in December
Rhododendron, OR

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%).

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Average rainfall in December
Rhododendron, OR

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").

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Average rainfall days in December
Rhododendron, OR

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).

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Average snowfall in December
Rhododendron, OR

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").

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Average snowfall days in December
Rhododendron, OR

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).

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Average daylight in December /
Average sunshine in December
Rhododendron, OR

Average daylight in December / Average sunshine in December - Rhododendron, 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: 3h and 5min

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).

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Average sunshine days in December
Rhododendron, OR

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).

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Average UV index in December
Rhododendron, OR

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).

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Average cloud cover in December
Rhododendron, OR

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).

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Average visibility in December
Rhododendron, OR

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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Rhododendron, Oregon, USA

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