December weather forecast
Wallace, CA

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Weather in December

December, the first month of the winter in Wallace, is still a cool month, with an average temperature ranging between min 40.1°F (4.5°C) and max 54.5°F (12.5°C).

Temperature

Wallace's December weather, with an average high temperature of 54.5°F (12.5°C) and an average low temperature of 40.1°F (4.5°C), tends to be the coldest of the year.

Humidity

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

Rainfall

In December, the rain falls for 9.8 days. Throughout December, 2.87" (73mm) of precipitation is accumulated. In Wallace, California, during the entire year, the rain falls for 70.8 days and collects up to 15.91" (404mm) of precipitation.

Snowfall

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

Daylight

The month with the shortest days is December, with an average of 9h and 36min of daylight.
On the first day of December in Wallace, California, sunrise is at 7:02 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 4:54 pm PST.

Sunshine

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

UV index

December is the month with the lowest UV index, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for average individuals.
Note: In December, a daily UV index of 2 turns into the following recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What month is the coldest in Wallace?

December, known for its average high temperature of 54.5°F (12.5°C) and an average low temperature of 40.1°F (4.5°C), is the coldest month in Wallace.

What are the temperatures in Wallace in December?

The high-temperature, in December, in Wallace, is 54.5°F (12.5°C), while the low-temperature averages to 40.1°F (4.5°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in September is computed to be 89.6°F (32°C).

What is the average humidity in December in Wallace?

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

How many days does it rain in December in Wallace?

In December, in Wallace, California, the rain falls for 9.8 days. Throughout December, 2.87" (73mm) of precipitation is accumulated.

What is the snowiest month in Wallace?

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

When does it start snowing in Wallace?

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

What is the month with the shortest days in Wallace?

The month with the shortest days in Wallace, California, is December, with an average of 9h and 36min of daylight.

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

In Wallace, California, the average day length in December is 9h and 34min.

When are sunrise and sunset in December in Wallace?

On the first day of December, sunrise is at 7:02 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 4:54 pm PST.

What is the month with the least sunshine in Wallace?

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

How long on average sun shines in December in Wallace?

In December, the average sunshine duration in Wallace, California, is 5.8h.

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

December is the month with the lowest UV index, with an average maximum UV index of 2.

How high is the UV index in December in Wallace?

The average daily maximum UV index in December in Wallace, California, is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to Sun's UV rays.
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
Wallace, CA

Average temperature in December - Wallace, CA
  • Average high temperature in December: 54.5°F

The warmest month (with the highest average high temperature) is July (94.6°F).
The month with the lowest average high temperature is December (54.5°F).

  • Average low temperature in December: 40.1°F

The months with the highest average low temperature are July and August (59.4°F).
The coldest month (with the lowest average low temperature) is December (40.1°F).

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Average pressure in December
Wallace, CA

Average pressure in December - Wallace, CA
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in December
Wallace, CA

Average wind speed in December - Wallace, CA
  • Average wind speed in December: 4.9mph

The windiest month (with the highest average wind speed) is February (5.6mph).
The calmest month (with the lowest average wind speed) is September (4mph).

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Average humidity in December
Wallace, CA

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

The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is July (41%).

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Average rainfall in December
Wallace, CA

Average rainfall in December - Wallace, CA
  • Average rainfall in December: 2.87"

The wettest month (with the highest rainfall) is March (2.91").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in December
Wallace, CA

Average rainfall days in December - Wallace, CA
  • Average rainfall days in December: 9.8 days

The month with the highest number of rainy days is March (13.2 days).
The month with the least rainy days is August (0.8 days).

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Average snowfall days in December
Wallace, CA

Average snowfall days in December - Wallace, 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
Wallace, CA

Average daylight in December / Average sunshine in December - Wallace, CA
  • Average daylight in December: 9h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in December: 5h and 5min

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 48min).

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Average sunshine days in December
Wallace, CA

Average sunshine days in December - Wallace, CA
  • Average sunshine days in December: 20.2 days

The month with the most sunshine days is July (29.2 days).
The month with the least sunshine days is March (16.8 days).

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Average UV index in December
Wallace, CA

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

The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in December
Wallace, CA

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

The month with the most cloud cover is March (Cloud cover 37).
The month with the least cloud cover is July (Cloud cover 4).

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Average visibility in December
Wallace, CA

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

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