December weather forecast and climate
Emmaton, CA

Weather in December

The first month of the winter, December, is also a fresh month in Emmaton, California, with average temperature varying between 55°F (12.8°C) and 41.7°F (5.4°C).

Temperature

The coldest month is December, with an average high-temperature of 55°F (12.8°C) and an average low-temperature of 41.7°F (5.4°C).

Humidity

In Emmaton, the average relative humidity in December is 71%.

Rainfall

In Emmaton, California, it is raining for 9.3 days, with typically 1.57" (40mm) of accumulated precipitation. In Emmaton, during the entire year, the rain falls for 62 days and collects up to 10.16" (258mm) of precipitation.

Snowfall

December is the only month when snow falls. December has the most snowfall days of the year. Snow falls for 0.1 days.

Daylight

With an average of 9.6h of daylight, December has the shortest days of the year in Emmaton.

Sunshine

December has the least sunshine of the year, with an average of 5.8h of sunshine.

UV index

Months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to the UV radiation for average individuals.
Note: In December, the average maximum UV index of 3 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the coldest month in Emmaton?

With an average high-temperature of 55°F (12.8°C) and an average low-temperature of 41.7°F (5.4°C), December is the coldest month.

What is the temperature in December in Emmaton?

In Emmaton, in December, the average high-temperature is 55°F (12.8°C), and the average low-temperature is 41.7°F (5.4°C).

What is the average humidity in December in Emmaton?

In Emmaton, the average relative humidity in December is 71%.

How much does it rain in Emmaton in December?

In Emmaton, during December, the rain falls for 9.3 days and regularly aggregates up to 1.57" (40mm) of precipitation.

When does it start to snow in Emmaton?

December is the first month it typically snows in Emmaton, California. Throughout December, there are 0.1 snowfall days.

What is the snowiest month in Emmaton?

December has the most snowfall days of the year. Snow falls for 0.1 days.

What is the month with the shortest days in Emmaton?

With an average of 9.6h of daylight, December has the shortest days of the year in Emmaton.

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

In December, the average length of the day is 9.6h.

What is the month with the least sunshine in Emmaton?

The month with the least sunshine in Emmaton is December, with an average of 5.8h of sunshine.

How long on average sun shines in December in Emmaton?

The average sunshine in December is 5.8h.

What are the months with the lowest UV index in Emmaton?

Months with the lowest UV index in Emmaton are January, February, November and December, with an average maximum UV index of 3.

What is the UV index reading in December in Emmaton?

The average daily maximum UV index in December is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health from the exposure to the Sun's UV radiation.

Average temperature in December
Emmaton, CA

Average temperature in December - Emmaton, CA
  • Average high temperature in December: 55°F

The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is December (55°F).

  • Average low temperature in December: 41.7°F

The month with the highest average low temperature is September (57.7°F).
The coldest month (with the lowest average low temperature) is January (41.5°F).

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Average pressure in December
Emmaton, CA

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

The month with the highest atmospheric pressure is January (30.14").
The month with the lowest atmospheric pressure is June (29.91").

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Average wind speed in December
Emmaton, CA

Average wind speed in December - Emmaton, CA
  • Average wind speed in December: 5mph

The windiest month (with the highest average wind speed) is June (7.8mph).
The calmest months (with the lowest average wind speed) are January and November (4.5mph).

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Average humidity in December
Emmaton, CA

Average humidity in December - Emmaton, CA
  • Average humidity in December: 71%

The month with the highest relative humidity is January (74%).
The month with the lowest relative humidity is September (52%).

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Average rainfall in December
Emmaton, CA

Average rainfall in December - Emmaton, CA
  • Average rainfall in December: 1.57"

The wettest month (with the highest rainfall) is February (2.09").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in December
Emmaton, CA

Average rainfall days in December - Emmaton, CA
  • Average rainfall days in December: 9.3 days

The month with the highest number of rainy days is March (12.3 days).
The month with the least rainy days is August (0.8 days).

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Average snowfall days in December
Emmaton, CA

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

The month with the highest number of snowfall days is December (0.1 days).
Months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).

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

Average daylight in December / Average sunshine in December - Emmaton, CA
  • Average daylight in December: 9.6h

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in December: 5.8h

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 5.8h).

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Average sunshine days in December
Emmaton, CA

Average sunshine days in December - Emmaton, CA
  • Average sunshine days in December: 21.1 days

The month with the most sunshine days is August (29.8 days).
The month with the least sunshine days is March (17.7 days).

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Average UV index in December
Emmaton, CA

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

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in December
Emmaton, CA

Average cloud cover in December - Emmaton, CA
  • Average cloud cover in December: 35

Months with the most cloud cover are March and December (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 5).

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Average visibility in December
Emmaton, CA

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

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

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