December weather forecast
Smith River, CA

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Weather in December

December, the first month of the winter in Smith River, is still a cool month, with an average temperature fluctuating between 50.4°F (10.2°C) and 41°F (5°C).

Temperature

Smith River's December weather, marked by an average high temperature of 50.4°F (10.2°C) and an average low temperature of 41°F (5°C), is the coldest in the year.

Humidity

In December, the average relative humidity in Smith River is 79%.

Rainfall

The month with the most rainfall in Smith River is December, when the rain falls for 17.4 days and typically aggregates up to 8.19" (208mm) of precipitation.

Snowfall

In Smith River, snow does not fall in January, March through December.

Daylight

With an average of 9h and 12min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:25 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:44 am and sunset at 4:55 pm PST.

Sunshine

In Smith River, the average sunshine in December is 4.9h.

UV index

In December, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 3 in December translates into this advice:
Put precautions into practice - Protective measures against sun-induced damage are advised. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
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Frequently asked questions

What is the coldest time of year in Smith River?

December, known for its average high temperature of 50.4°F (10.2°C) and an average low temperature of 41°F (5°C), is the coldest month.

What is the usual temperature for Smith River in December?

The high-temperature, in December, in Smith River, records 50.4°F (10.2°C), while the low-temperature is 41°F (5°C).

What is the average humidity in December in Smith River?

In December, the average relative humidity in Smith River is 79%.

What is the wettest month in Smith River?

The month with the most rainfall in Smith River, California, is December, when the rain falls for 17.4 days and typically aggregates up to 8.19" (208mm) of precipitation.

How much does it rain in Smith River in December?

In Smith River, during December, the rain falls for 17.4 days and regularly aggregates up to 8.19" (208mm) of precipitation.

When it does not snow in Smith River?

January, March through December are months without snowfall in Smith River, California.

What is the month with the shortest days in Smith River?

December has the shortest days of the year in Smith River, with an average of 9h and 12min of daylight.

How many hours of daylight does Smith River have in December?

In December, the average day length is 9h and 11min.

What time are sunrise and sunset in December in Smith River?

In December, on the first day of the month, sunrise is at 7:25 am and sunset at 4:46 pm. On the last day of the month, in Smith River, California, sunrise is at 7:44 am and sunset at 4:55 pm PST.

How many hours of sunshine does Smith River have in December?

In December, the average sunshine duration in Smith River is 4.9h.

How high is the UV index in December in Smith River?

In Smith River, the average daily maximum UV index in December is 3. A UV Index of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Smith River, CA

Average temperature in December - Smith River, CA
  • Average high temperature in December: 50.4°F

The warmest month (with the highest average high temperature) is July (71.8°F).
The month with the lowest average high temperature is December (50.4°F).

  • Average low temperature in December: 41°F

The month with the highest average low temperature is July (53.4°F).
The coldest month (with the lowest average low temperature) is February (40.5°F).

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Average pressure in December
Smith River, CA

Average pressure in December - Smith River, CA
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is August (29.99"Hg).

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Average wind speed in December
Smith River, CA

Average wind speed in December - Smith River, CA
  • Average wind speed in December: 7.8mph

The windiest month (with the highest average wind speed) is March (8.2mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

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Average humidity in December
Smith River, CA

Average humidity in December - Smith River, CA
  • Average humidity in December: 79%

The month with the highest relative humidity is March (83%).
The months with the lowest relative humidity are July and September (73%).

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Average rainfall in December
Smith River, CA

Average rainfall in December - Smith River, CA
  • Average rainfall in December: 8.19"

The wettest month (with the highest rainfall) is December (8.19").
The driest month (with the least rainfall) is July (0.12").

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Average rainfall days in December
Smith River, CA

Average rainfall days in December - Smith River, CA
  • Average rainfall days in December: 17.4 days

The month with the highest number of rainy days is March (19.2 days).
The month with the least rainy days is July (2.3 days).

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Average snowfall in December
Smith River, CA

Average snowfall in December - Smith River, CA
  • Average snowfall in December: 0"

The month with the highest snowfall is February (0.59").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in December
Smith River, CA

Average snowfall days in December - Smith River, CA
  • Average snowfall days in December: 0.1 days

The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October and November (0 days).

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Average daylight in December /
Average sunshine in December
Smith River, CA

Average daylight in December / Average sunshine in December - Smith River, CA
  • 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 12min).

  • Average sunshine in December: 4h and 5min

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

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Average sunshine days in December
Smith River, CA

Average sunshine days in December - Smith River, CA
  • Average sunshine days in December: 13.3 days

The month with the most sunshine days is July (27.8 days).
The month with the least sunshine days is March (10.7 days).

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Average UV index in December
Smith River, CA

Average UV index in December - Smith River, CA
  • Average UV index in December: 3

The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is February (UV index 2).

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Average cloud cover in December
Smith River, CA

Average cloud cover in December - Smith River, CA
  • Average cloud cover in December: 47

The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is July (Cloud cover 10).

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Average visibility in December
Smith River, CA

Average visibility in December - Smith River, CA
  • Average visibility in December: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Smith River, California, USA

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