December weather forecast and climate
Scotia, CA

Weather in December

December, the first month of the winter, in Scotia, is also a fresh month, with average temperature varying between 40.1°F (4.5°C) and 52.9°F (11.6°C).

Temperature

December is the coldest month, with an average high-temperature of 52.9°F (11.6°C) and an average low-temperature of 40.1°F (4.5°C).

Humidity

The average relative humidity is 81%.

Rainfall

December is the month with the most rainfall in Scotia. Rain falls for 14.8 days and accumulates 4.96" (126mm) of precipitation.

Snowfall

January, March through December are months without snowfall.

Daylight

With an average of 9.3h of daylight, December has the shortest days of the year in Scotia, California.

Sunshine

The month with the least sunshine in Scotia, California, is December, with an average of 5h of sunshine.

UV index

January through March, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Scotia. A UV Index estimate of 3 to 5 represents a medium health hazard from the exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 3 in December transform into the following instructions:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the coldest month in Scotia?

With an average high-temperature of 52.9°F (11.6°C) and an average low-temperature of 40.1°F (4.5°C), December is the coldest month.

What is the temperature in December in Scotia?

The average high-temperature, in December, in Scotia, California, is 52.9°F (11.6°C), while the average low-temperature is 40.1°F (4.5°C).

What is the average humidity in December in Scotia?

In December, the average relative humidity in Scotia, California, is 81%.

How many days does it rain in December in Scotia?

In December, the rain falls for 14.8 days. Throughout December, 4.96" (126mm) of precipitation is accumulated.

What is the rainiest month in Scotia?

December is the month with the most rainfall in Scotia. Rain falls for 14.8 days and accumulates 4.96" (126mm) of precipitation.

When it does not snow in Scotia?

In Scotia, California, snow does not fall in January, March through December.

What is the month with the shortest days in Scotia?

December has the shortest days of the year in Scotia, with an average of 9.3h of daylight.

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

In Scotia, California, the average length of the day in December is 9.3h.

What is the month with the least sunshine in Scotia?

The month with the least sunshine in Scotia is December, with an average of 5h of sunshine.

How many hours of sunshine does Scotia have in December?

The average sunshine in December is 5h.

What is the month with the lowest UV index in Scotia?

Months with the lowest UV index in Scotia are January through March, November and December, with an average maximum UV index of 3.

What is the UV index intensity in December in Scotia?

The average daily maximum UV index in December is 3. A UV Index reading of 3 to 5 represents a moderate health threat from unprotected exposure to the UV radiation.

Average temperature in December
Scotia, CA

Average temperature in December - Scotia, CA
  • Average high temperature in December: 52.9°F

The warmest month (with the highest average high temperature) is August (74.1°F).
The month with the lowest average high temperature is December (52.9°F).

  • Average low temperature in December: 40.1°F

The month with the highest average low temperature is August (51.8°F).
The coldest month (with the lowest average low temperature) is February (39.7°F).

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Average pressure in December
Scotia, CA

Average pressure in December - Scotia, CA
  • Average pressure in December: 30.11"

The month with the highest atmospheric pressure is January (30.13").
Months with the lowest atmospheric pressure are August and September (29.96").

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Average wind speed in December
Scotia, CA

Average wind speed in December - Scotia, CA
  • Average wind speed in December: 7mph

The windiest month (with the highest average wind speed) is June (7.7mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).

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Average humidity in December
Scotia, CA

Average humidity in December - Scotia, CA
  • Average humidity in December: 81%

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

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Average rainfall in December
Scotia, CA

Average rainfall in December - Scotia, CA
  • Average rainfall in December: 4.96"

The wettest month (with the highest rainfall) is December (4.96").
The driest month (with the least rainfall) is July (0.08").

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Average rainfall days in December
Scotia, CA

Average rainfall days in December - Scotia, CA
  • Average rainfall days in December: 14.8 days

The month with the highest number of rainy days is March (17.3 days).
Months with the least rainy days are July and August (1.8 days).

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Average snowfall in December
Scotia, CA

Average snowfall in December - Scotia, CA
  • Average snowfall in December: 0"

The month with the highest snowfall is February (0.59").
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
Scotia, CA

Average snowfall days in December - Scotia, CA
  • Average snowfall days in December: 0.1 days

The month with the highest number of snowfall days is February (0.3 days).
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
Scotia, CA

Average daylight in December / Average sunshine in December - Scotia, CA
  • Average daylight in December: 9.3h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in December: 5h

Months with the most sunshine are July and August (Average sunshine: 11.6h).
The month with the least sunshine is December (Average sunshine: 5h).

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Average sunshine days in December
Scotia, CA

Average sunshine days in December - Scotia, CA
  • Average sunshine days in December: 15.1 days

The month with the most sunshine days is July (28.5 days).
The month with the least sunshine days is March (11.9 days).

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Average UV index in December
Scotia, CA

Average UV index in December - Scotia, CA
  • Average UV index in December: 3

Months with the highest UV index are June, July and August (UV index 5).
Months with the lowest UV index are January, February, March, November and December (UV index 3).

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Average cloud cover in December
Scotia, CA

Average cloud cover in December - Scotia, CA
  • Average cloud cover in December: 45

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 16).

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Average visibility in December
Scotia, CA

Average visibility in December - Scotia, CA
  • Average visibility in December: 6mi

Months with the highest visibility are January, February, March, April, June, September, October, November and December (6mi).
Months with the lowest visibility are May, July and August (5mi).

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