December weather forecast
Egan, CA

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Weather in December

The first month of the winter, December, is still a refreshing month in Egan, California, with an average temperature fluctuating between 41°F (5°C) and 58.6°F (14.8°C).

Temperature

With average high and low temperatures of 58.6°F (14.8°C) and 41°F (5°C) respectively, December is Egan's coldest month.

Humidity

The average relative humidity in December in Egan is 54%.

Rainfall

In Egan, in December, it is raining for 6 days, with typically 1.22" (31mm) of accumulated precipitation. In Egan, during the entire year, the rain falls for 54 days and collects up to 6.61" (168mm) of precipitation.

Snowfall

December is the only month when snow falls in Egan, California. The month with the most snowfall in Egan, California, is December, when snow falls for 0.1 days and typically aggregates up to 0.04" (1mm) of snow.

Daylight

With an average of 10h and 0min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 6:35 am and sunset at 4:39 pm. On the last day of December, sunrise is at 6:52 am and sunset at 4:50 pm PST.

Sunshine

The months with the least sunshine are February and December, with an average of 6.7h of sunshine.

UV index

November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: A typical high UV index of 3 in December suggests the following recommendations:
Act with care - The need to guard against sun damage is communicated. Around midday, solar radiation is most harmful; hence, exposure should be limited. Boost your sun resistance with garments that are densely woven yet spacious. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
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Frequently asked questions

What time of the year is the coldest in Egan?

The coldest time of the year in Egan is December, with temperatures averaging a high of 58.6°F (14.8°C) and a low of 41°F (5°C).

What is the average December temperature in Egan?

Egan in December has an average high-temperature of 58.6°F (14.8°C) and an average low-temperature of 41°F (5°C). In September, the average heat index (a.k.a. 'real feel', 'feels like'), which factors the actual air temperature with the relative humidity, is estimated at 86°F (30°C).

What is the average humidity in December in Egan?

The average relative humidity in December in Egan is 54%.

How much does it rain in Egan in December?

In Egan, during December, the rain falls for 6 days and regularly aggregates up to 1.22" (31mm) of precipitation.

When does it snow the most in Egan?

December is the month with the most snowfall in Egan. Snow falls for 0.1 days and accumulates 0.04" (1mm) of snow.

When does it start snowing in Egan?

December is the first month it typically snows. Throughout December, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow.

What is the month with the shortest days in Egan?

December has the shortest days of the year in Egan, with an average of 10h and 0min of daylight.

How many hours of daylight does Egan have in December?

The average day length in December is 9h and 58min.

When are sunrise and sunset in December in Egan?

On the first day of December in Egan, California, sunrise is at 6:35 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 4:50 pm PST.

What are the months with the least sunshine in Egan?

February and December, with an average of 6.7h of sunshine, are months with the least sunshine in Egan.

How long on average sun shines in December in Egan?

The average sunshine duration in December in Egan is 6.7h.

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

The months with the lowest UV index in Egan, California, are November and December, with an average maximum UV index of 3.

What is the UV index reading in December in Egan?

In Egan, the average daily maximum UV index in December is 3. A UV Index of 3 to 5 symbolizes a moderate health threat from unsafe exposure to Sun's UV rays.
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
Egan, CA

Average temperature in December - Egan, CA
  • Average high temperature in December: 58.6°F

The warmest month (with the highest average high temperature) is August (90.5°F).
The month with the lowest average high temperature is December (58.6°F).

  • Average low temperature in December: 41°F

The month with the highest average low temperature is August (63.1°F).
The coldest month (with the lowest average low temperature) is December (41°F).

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Average pressure in December
Egan, CA

Average pressure in December - Egan, CA
  • Average pressure in December: 30.06"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed in December
Egan, CA

Average wind speed in December - Egan, CA
  • Average wind speed in December: 5.5mph

The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest month (with the lowest average wind speed) is September (4.7mph).

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Average humidity in December
Egan, CA

Average humidity in December - Egan, CA
  • Average humidity in December: 54%

The months with the highest relative humidity are February, March and May (56%).
The month with the lowest relative humidity is August (41%).

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Average rainfall in December
Egan, CA

Average rainfall in December - Egan, CA
  • Average rainfall in December: 1.22"

The wettest month (with the highest rainfall) is February (1.38").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in December
Egan, CA

Average rainfall days in December - Egan, CA
  • Average rainfall days in December: 6 days

The month with the highest number of rainy days is March (7.4 days).
The month with the least rainy days is June (1.6 days).

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Average snowfall in December
Egan, CA

Average snowfall in December - Egan, CA
  • Average snowfall in December: 0.04"

The month with the highest snowfall is December (0.04").
The months with the least snowfall are January, February, March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in December
Egan, CA

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

The month with the highest number of snowfall days is December (0.1 days).
The 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
Egan, CA

Average daylight in December / Average sunshine in December - Egan, CA
  • Average daylight in December: 10h and 0min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in December: 6h and 4min

The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The months with the least sunshine are February and December (Average sunshine: 6h and 42min).

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Average sunshine days in December
Egan, CA

Average sunshine days in December - Egan, CA
  • Average sunshine days in December: 24.2 days

The month with the most sunshine days is October (27.4 days).
The month with the least sunshine days is February (20.9 days).

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Average UV index in December
Egan, CA

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

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are November and December (UV index 3).

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Average cloud cover in December
Egan, CA

Average cloud cover in December - Egan, CA
  • Average cloud cover in December: 25

The months with the most cloud cover are March and December (Cloud cover 25).
The month with the least cloud cover is August (Cloud cover 6).

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Average visibility in December
Egan, CA

Average visibility in December - Egan, 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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Egan, California, USA

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