December weather forecast
Hannchen, CA

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Weather in December

The first month of the winter, December, is also a wintry month in Hannchen, California, with temperature in the range of an average low of 25°F (-3.9°C) and an average high of 37.2°F (2.9°C).

Temperature

Hannchen notes the coldest temperatures in December, with a high average of 37.2°F (2.9°C) and a low of 25°F (-3.9°C).

Humidity

In December, the average relative humidity is 82%.

Rainfall

The month with the most rainfall in Hannchen is December, when the rain falls for 10 days and typically aggregates up to 1.97" (50mm) of precipitation.

Snowfall

January through June, September through December are months with snowfall in Hannchen. December is the month with the most snowfall in Hannchen, California. Snow falls for 13.4 days and accumulates 9.57" (243mm) of snow.

Daylight

With an average of 9h and 12min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:14 am and sunset at 4:35 pm. On the last day of December, in Hannchen, California, sunrise is at 7:33 am and sunset at 4:44 pm PST.

Sunshine

In Hannchen, California, the average sunshine in December is 5.5h.

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 value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The daily high UV index of 2 in December translates into this advice:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
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Frequently asked questions

What time of the year is the coldest in Hannchen?

With its average high temperature of 37.2°F (2.9°C) and a low of 25°F (-3.9°C), December is regarded as the coldest month in Hannchen, California.

How cold is it in Hannchen in December?

In Hannchen, 37.2°F (2.9°C) is the average high-temperature and 25°F (-3.9°C) is the average low-temperature during December. The average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, in August is appraised at 82.4°F (28°C).

What is the average humidity in December in Hannchen?

In December, the average relative humidity in Hannchen, California, is 82%.

What is the rainiest month in Hannchen?

The month with the most rainfall in Hannchen, California, is December, when the rain falls for 10 days and typically aggregates up to 1.97" (50mm) of precipitation.

How much does it rain in Hannchen in December?

In December, in Hannchen, California, the rain falls for 10 days. Throughout December, 1.97" (50mm) of precipitation is accumulated.

When does it snow the most in Hannchen?

The month with the most snowfall is December, when snow falls for 13.4 days and typically aggregates up to 9.57" (243mm) of snow.

How much does it snow in Hannchen in December?

In December, it is snowing for 13.4 days. Throughout December, 9.57" (243mm) of snow is accumulated.

What is the month with the shortest days in Hannchen?

December has the shortest days of the year, with an average of 9h and 12min of daylight.

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

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

When is the sunrise / sunset in December in Hannchen?

In December, on the first day of the month, sunrise is at 7:14 am and sunset at 4:35 pm. On the last day of the month, in Hannchen, California, sunrise is at 7:33 am and sunset at 4:44 pm PST.

How many hours of sunshine does Hannchen have in December?

The average sunshine duration in December in Hannchen is 5.5h.

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

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

What is the UV index reading in December in Hannchen?

The average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health risk 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
Hannchen, CA

Average temperature in December - Hannchen, CA
  • Average high temperature in December: 37.2°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is December (37.2°F).

  • Average low temperature in December: 25°F

The month with the highest average low temperature is August (49.3°F).
The coldest month (with the lowest average low temperature) is December (25°F).

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Average pressure in December
Hannchen, CA

Average pressure in December - Hannchen, CA
  • Average pressure in December: 30.16"Hg

The month with the highest atmospheric pressure is January (30.18"Hg).
The months with the lowest atmospheric pressure are June, July and August (29.96"Hg).

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Average wind speed in December
Hannchen, CA

Average wind speed in December - Hannchen, CA
  • Average wind speed in December: 5.3mph

The windiest month (with the highest average wind speed) is March (6.5mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in December
Hannchen, CA

Average humidity in December - Hannchen, CA
  • Average humidity in December: 82%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is August (47%).

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Average rainfall in December
Hannchen, CA

Average rainfall in December - Hannchen, CA
  • Average rainfall in December: 1.97"

The wettest month (with the highest rainfall) is December (1.97").
The driest month (with the least rainfall) is July (0.16").

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Average rainfall days in December
Hannchen, CA

Average rainfall days in December - Hannchen, CA
  • Average rainfall days in December: 10 days

The month with the highest number of rainy days is March (12.5 days).
The month with the least rainy days is August (3.1 days).

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Average snowfall in December
Hannchen, CA

Average snowfall in December - Hannchen, CA
  • Average snowfall in December: 9.57"

The month with the highest snowfall is December (9.57").
The months with the least snowfall are July and August (0").

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Average snowfall days in December
Hannchen, CA

Average snowfall days in December - Hannchen, CA
  • Average snowfall days in December: 13.4 days

The month with the highest number of snowfall days is December (13.4 days).
The months with the least snowfall days are July and August (0 days).

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

Average daylight in December / Average sunshine in December - Hannchen, 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 3min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).

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Average sunshine days in December
Hannchen, CA

Average sunshine days in December - Hannchen, CA
  • Average sunshine days in December: 14.7 days

The month with the most sunshine days is August (25.7 days).
The month with the least sunshine days is March (11.5 days).

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Average UV index in December
Hannchen, CA

Average UV index in December - Hannchen, 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
Hannchen, CA

Average cloud cover in December - Hannchen, CA
  • Average cloud cover in December: 44

The months with the most cloud cover are March and December (Cloud cover 44).
The months with the least cloud cover are July and August (Cloud cover 8).

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Average visibility in December
Hannchen, CA

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

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).

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Hannchen, California, USA

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