December weather forecast
Redwood, OR

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Weather in December

December, the first month of the winter in Redwood, is also a frosty month, with temperature in the range of an average low of 31.5°F (-0.3°C) and an average high of 46°F (7.8°C).

Temperature

Redwood's coldest weather arrives in December, when temperatures average a high of 46°F (7.8°C) and a low of 31.5°F (-0.3°C).

Humidity

The average relative humidity in December is 84%.

Rainfall

The month with the most rainfall is December, when the rain falls for 15.9 days and typically aggregates up to 4.02" (102mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In Redwood, Oregon, in December, snow falls for 1.1 days, with typically accumulated 0.51" (13mm) of snow. In Redwood, during the entire year, snow falls for 7.9 days and aggregates up to 5.12" (130mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 6min of daylight.
On the first day of the month, sunrise is at 7:24 am and sunset at 4:41 pm. On the last day of December, sunrise is at 7:42 am and sunset at 4:51 pm PST.

Sunshine

The month with the least sunshine is December, with an average of 4.7h 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 value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: During December, 2 as the daily maximum UV index converts into the following advice:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

Redwood's coldest month, December, generally records average temperatures ranging from a high of 46°F (7.8°C) to a low of 31.5°F (-0.3°C).

What is the average December temperature in Redwood?

An average high-temperature, in December, in Redwood, is 46°F (7.8°C) and the average low-temperature is 31.5°F (-0.3°C). In August, the average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, is evaluated at 89.6°F (32°C).

What is the average humidity in December in Redwood?

The average relative humidity in December is 84%.

What is the wettest month?

The month with the most rainfall is December, when the rain falls for 15.9 days and typically aggregates up to 4.02" (102mm) of precipitation.

How many days does it rain in December?

In Redwood, in December, it is raining for 15.9 days, with typically 4.02" (102mm) of accumulated precipitation.

How many days does it snow in December?

In Redwood, during December, snow falls for 1.1 days and regularly aggregates up to 0.51" (13mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 6min of daylight.

How many hours of daylight does Redwood have in December?

In Redwood, the average day length in December is 9h and 8min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:24 am and sunset at 4:41 pm. On the last day of the month, in Redwood, sunrise is at 7:42 am and sunset at 4:51 pm PST.

What is the month with the least sunshine?

The month with the least sunshine is December, with an average of 4.7h of sunshine.

How long on average sun shines in December?

In December, the average sunshine duration in Redwood is 4.7h.

What are the months with the lowest UV index?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the UV index reading in December?

In Redwood, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to Sun's UV rays.
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
Redwood, OR

Average temperature in December - Redwood, OR
  • Average high temperature in December: 46°F

The warmest month (with the highest average high temperature) is August (84.7°F).
The month with the lowest average high temperature is December (46°F).

  • Average low temperature in December: 31.5°F

The month with the highest average low temperature is August (49.1°F).
The coldest month (with the lowest average low temperature) is December (31.5°F).

Average pressure in December
Redwood, OR

Average pressure in December - Redwood, OR
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is August (29.99"Hg).

Average wind speed in December
Redwood, OR

Average wind speed in December - Redwood, OR
  • Average wind speed in December: 3.7mph

The windiest month (with the highest average wind speed) is March (4mph).
The calmest month (with the lowest average wind speed) is August (3.2mph).

Average humidity in December
Redwood, OR

Average humidity in December - Redwood, OR
  • Average humidity in December: 84%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (63%).

Average rainfall in December
Redwood, OR

Average rainfall in December - Redwood, OR
  • Average rainfall in December: 4.02"

The wettest month (with the highest rainfall) is December (4.02").
The driest month (with the least rainfall) is July (0.12").

Average rainfall days in December
Redwood, OR

Average rainfall days in December - Redwood, OR
  • Average rainfall days in December: 15.9 days

The month with the highest number of rainy days is March (18.7 days).
The month with the least rainy days is August (2.5 days).

Average snowfall in December
Redwood, OR

Average snowfall in December - Redwood, OR
  • Average snowfall in December: 0.51"

The month with the highest snowfall is February (1.5").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Redwood, OR

Average snowfall days in December - Redwood, OR
  • Average snowfall days in December: 1.1 days

The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Redwood, 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: 4h and 4min

The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).

Average sunshine days in December
Redwood, OR

Average sunshine days in December - Redwood, OR
  • Average sunshine days in December: 13.5 days

The month with the most sunshine days is July (26.7 days).
The month with the least sunshine days is March (10.8 days).

Average UV index in December
Redwood, OR

Average UV index in December - Redwood, 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
Redwood, OR

Average cloud cover in December - Redwood, OR
  • Average cloud cover in December: 52

The month with the most cloud cover is March (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 16).

Average visibility in December
Redwood, OR

Average visibility in December - Redwood, OR
  • Average visibility in December: 4mi

The month with the highest visibility is August (6mi).
The months with the lowest visibility are January, February, March, April and December (4mi).

Redwood, Oregon, USA

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