December weather forecast
Macdoel, CA

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Weather in December

The first month of the winter, December, is also a wintry month in Macdoel, California, with an average temperature varying between 27.1°F (-2.7°C) and 41.5°F (5.3°C).

Temperature

December is the month when Macdoel experiences its coldest temperatures, averaging a high of 41.5°F (5.3°C) and a low of 27.1°F (-2.7°C).

Humidity

The average relative humidity in December is 80%.

Rainfall

The month with the most rainfall in Macdoel is December, when the rain falls for 12.5 days and typically aggregates up to 2.56" (65mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Macdoel, in December, snow falls for 6.6 days, with typically accumulated 3.98" (101mm) of snow. Throughout the year, in Macdoel, there are 30.9 snowfall days, and 18.03" (458mm) of snow is accumulated.

Daylight

The month with the shortest days in Macdoel is December, with an average of 9h and 12min of daylight.
On the first day of the month, sunrise is at 7:16 am and sunset at 4:37 pm. On the last day of December, in Macdoel, sunrise is at 7:35 am and sunset at 4:47 pm PST.

Sunshine

The month with the least sunshine in Macdoel is December, with an average of 5.7h of sunshine.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for average individuals.
Note: The UV index of 2 in December translates into these instructions:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
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Frequently asked questions

What are the coldest months in Macdoel?

December is the month when Macdoel, California, experiences its coldest temperatures, averaging a high of 41.5°F (5.3°C) and a low of 27.1°F (-2.7°C).

Is December cold in Macdoel?

The high-temperature, in December, in Macdoel, records 41.5°F (5.3°C), while the low-temperature is 27.1°F (-2.7°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in August is estimated at 86°F (30°C).

What is the average humidity in December in Macdoel?

The average relative humidity in December in Macdoel is 80%.

What is the wettest month in Macdoel?

December is the month with the most rainfall in Macdoel, California. Rain falls for 12.5 days and accumulates 2.56" (65mm) of precipitation.

How much does it rain in Macdoel in December?

In Macdoel, California, in December, during 12.5 rainfall days, 2.56" (65mm) of precipitation is typically accumulated.

How many days does it snow in December in Macdoel?

In December, it is snowing for 6.6 days. Throughout December, 3.98" (101mm) of snow is accumulated.

What is the month with the shortest days in Macdoel?

The month with the shortest days in Macdoel is December, with an average of 9h and 12min of daylight.

How many hours of daylight does Macdoel have in December?

In December, the average day length in Macdoel is 9h and 12min.

When is the sunrise / sunset in December in Macdoel?

In December, on the first day of the month, sunrise is at 7:16 am and sunset at 4:37 pm. On the last day of the month, in Macdoel, California, sunrise is at 7:35 am and sunset at 4:47 pm PST.

What is the month with the least sunshine in Macdoel?

The month with the least sunshine in Macdoel, California, is December, with an average of 5.7h of sunshine.

How many hours of sunshine does Macdoel have in December?

The average sunshine duration in December in Macdoel, California, is 5.7h.

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

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the UV index intensity in December in Macdoel?

In Macdoel, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Macdoel, CA

Average temperature in December - Macdoel, CA
  • Average high temperature in December: 41.5°F

The warmest months (with the highest average high temperature) are July and August (84.6°F).
The month with the lowest average high temperature is December (41.5°F).

  • Average low temperature in December: 27.1°F

The month with the highest average low temperature is August (50.7°F).
The coldest month (with the lowest average low temperature) is December (27.1°F).

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Average pressure in December
Macdoel, CA

Average pressure in December - Macdoel, CA
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is August (29.96"Hg).

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Average wind speed in December
Macdoel, CA

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

The windiest month (with the highest average wind speed) is March (5.7mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

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Average humidity in December
Macdoel, CA

Average humidity in December - Macdoel, CA
  • Average humidity in December: 80%

The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is August (50%).

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Average rainfall in December
Macdoel, CA

Average rainfall in December - Macdoel, CA
  • Average rainfall in December: 2.56"

The wettest month (with the highest rainfall) is December (2.56").
The driest month (with the least rainfall) is July (0.16").

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Average rainfall days in December
Macdoel, CA

Average rainfall days in December - Macdoel, CA
  • Average rainfall days in December: 12.5 days

The month with the highest number of rainy days is March (17.2 days).
The month with the least rainy days is August (3.5 days).

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Average snowfall in December
Macdoel, CA

Average snowfall in December - Macdoel, CA
  • Average snowfall in December: 3.98"

The month with the highest snowfall is January (4.45").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Macdoel, CA

Average snowfall days in December - Macdoel, CA
  • Average snowfall days in December: 6.6 days

The month with the highest number of snowfall days is February (6.9 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in December / Average sunshine in December - Macdoel, 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: 5h and 4min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

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Average sunshine days in December
Macdoel, CA

Average sunshine days in December - Macdoel, CA
  • Average sunshine days in December: 14.8 days

The month with the most sunshine days is August (25.3 days).
The month with the least sunshine days is March (11.5 days).

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Average UV index in December
Macdoel, CA

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

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in December
Macdoel, CA

Average cloud cover in December - Macdoel, CA
  • Average cloud cover in December: 41

The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 8).

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Average visibility in December
Macdoel, CA

Average visibility in December - Macdoel, CA
  • Average visibility in December: 5mi

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

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Macdoel, California, USA

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