December weather forecast and climate
Storrie, CA

Weather in December

December, the first month of the winter, in Storrie, is also a frosty month, with average temperature fluctuating between 44.4°F (6.9°C) and 29.3°F (-1.5°C).

Temperature

With an average high-temperature of 44.4°F (6.9°C) and an average low-temperature of 29.3°F (-1.5°C), December is the coldest month.

Humidity

In Storrie, the average relative humidity is 73%.

Rainfall

In Storrie, during December, the rain falls for 13.7 days and regularly aggregates up to 7.09" (180mm) of precipitation. In Storrie, California, during the entire year, the rain falls for 115.1 days and collects up to 45.39" (1153mm) of precipitation.

Snowfall

Months with snowfall in Storrie are January through April, November and December. In December, it is snowing for 1.7 days. Throughout December, 1.46" (37mm) of snow is accumulated. Throughout the year, in Storrie, there are 10.7 snowfall days, and 16.97" (431mm) of snow is accumulated.

Daylight

The month with the shortest days in Storrie is December, with an average of 9.4h of daylight.

Sunshine

January and December, with an average of 5.4h of sunshine, are months with the least sunshine.

UV index

Months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to the UV radiation for the average person.
Note: The average daily UV index of 2 transform into the following instructions:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. 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 Storrie?

December is the coldest month in Storrie, California, with an average high-temperature of 44.4°F (6.9°C) and an average low-temperature of 29.3°F (-1.5°C).

What is the temperature in December in Storrie?

The average high-temperature, in December, in Storrie, is 44.4°F (6.9°C), while the average low-temperature is 29.3°F (-1.5°C).

What is the average humidity in December in Storrie?

In December, the average relative humidity in Storrie is 73%.

How many days does it rain in December in Storrie?

In Storrie, in December, during 13.7 rainfall days, 7.09" (180mm) of precipitation is typically accumulated.

How many days does it snow in December in Storrie?

In Storrie, in December, snow falls for 1.7 days, with typically accumulated 1.46" (37mm) of snow.

What is the month with the shortest days in Storrie?

December has the shortest days of the year in Storrie, California, with an average of 9.4h of daylight.

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

The average length of the day in December is 9.4h.

What is the month with the least sunshine in Storrie?

Months with the least sunshine in Storrie are January and December, with an average of 5.4h of sunshine.

How long on average sun shines in December in Storrie?

The average sunshine in December in Storrie is 5.4h.

When is the lowest UV index in Storrie?

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

What is the UV index reading in December in Storrie?

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

Average temperature in December
Storrie, CA

Average temperature in December - Storrie, CA
  • Average high temperature in December: 44.4°F

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is December (44.4°F).

  • Average low temperature in December: 29.3°F

The month with the highest average low temperature is July (55.4°F).
The coldest month (with the lowest average low temperature) is December (29.3°F).

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Average pressure in December
Storrie, CA

Average pressure in December - Storrie, CA
  • Average pressure in December: 30.15"

The month with the highest atmospheric pressure is January (30.17").
The month with the lowest atmospheric pressure is June (29.9").

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Average wind speed in December
Storrie, CA

Average wind speed in December - Storrie, CA
  • Average wind speed in December: 6.2mph

The windiest months (with the highest average wind speed) are January and February (6.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity in December
Storrie, CA

Average humidity in December - Storrie, CA
  • Average humidity in December: 73%

The month with the highest relative humidity is March (80%).
The month with the lowest relative humidity is July (39%).

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Average rainfall in December
Storrie, CA

Average rainfall in December - Storrie, CA
  • Average rainfall in December: 7.09"

The wettest month (with the highest rainfall) is March (8.66").
The driest month (with the least rainfall) is July (0.16").

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Average rainfall days in December
Storrie, CA

Average rainfall days in December - Storrie, CA
  • Average rainfall days in December: 13.7 days

The month with the highest number of rainy days is March (17.3 days).
The month with the least rainy days is July (2.5 days).

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Average snowfall in December
Storrie, CA

Average snowfall in December - Storrie, CA
  • Average snowfall in December: 1.46"

The month with the highest snowfall is February (6.38").
Months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Storrie, CA

Average snowfall days in December - Storrie, CA
  • Average snowfall days in December: 1.7 days

The month with the highest number of snowfall days is February (3.3 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Storrie, CA

Average daylight in December / Average sunshine in December - Storrie, CA
  • Average daylight in December: 9.4h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in December: 5.4h

The month with the most sunshine is July (Average sunshine: 12.1h).
Months with the least sunshine are January and December (Average sunshine: 5.4).

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Average sunshine days in December
Storrie, CA

Average sunshine days in December - Storrie, CA
  • Average sunshine days in December: 15.9 days

Months with the most sunshine days are July and August (27.5 days).
The month with the least sunshine days is March (12 days).

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Average UV index in December
Storrie, CA

Average UV index in December - Storrie, CA
  • Average UV index in December: 2

Months with the highest UV index are June and July (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in December
Storrie, CA

Average cloud cover in December - Storrie, CA
  • Average cloud cover in December: 40

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 5).

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Average visibility in December
Storrie, CA

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

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

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