December weather forecast and climate
Pieta, CA

Weather in December

The first month of the winter, December, is also a fresh month in Pieta, California, with temperature in the range of an average high of 54.9°F (12.7°C) and an average low of 38.5°F (3.6°C).

Temperature

December is the coldest month, with an average high-temperature of 54.9°F (12.7°C) and an average low-temperature of 38.5°F (3.6°C).

Humidity

In Pieta, the average relative humidity in December is 75%.

Rainfall

In December, the rain falls for 12.1 days. Throughout December, 3.66" (93mm) of precipitation is accumulated. Throughout the year, in Pieta, there are 82.4 rainfall days, and 20.75" (527mm) of precipitation is accumulated.

Snowfall

January, March through December are months without snowfall.

Daylight

The month with the shortest days in Pieta is December, with an average of 9.5h of daylight.

Sunshine

With an average of 5.4h of sunshine, December has the least sunshine of the year.

UV index

In December, the average daily maximum UV index in Pieta, California, is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from the exposure to the Sun's UV rays for average individuals.
Note: In December, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the coldest month in Pieta?

The coldest month in Pieta, California, is December, with an average high-temperature of 54.9°F (12.7°C) and an average low-temperature of 38.5°F (3.6°C).

What is the temperature in December in Pieta?

The average high-temperature, in December, in Pieta, is 54.9°F (12.7°C), while the average low-temperature is 38.5°F (3.6°C).

What is the average humidity in December in Pieta?

The average relative humidity in December is 75%.

How many days does it rain in December in Pieta?

In Pieta, California, during December, the rain falls for 12.1 days and regularly aggregates up to 3.66" (93mm) of precipitation.

When it does not snow in Pieta?

In Pieta, California, snow does not fall in January, March through December.

What is the month with the shortest days in Pieta?

The month with the shortest days in Pieta is December, with an average of 9.5h of daylight.

How many hours of daylight does Pieta have in December?

The average length of the day in December in Pieta, California, is 9.5h.

What is the month with the least sunshine in Pieta?

With an average of 5.4h of sunshine, December has the least sunshine of the year in Pieta.

How long on average sun shines in December in Pieta?

In December, the average sunshine is 5.4h.

How high is the UV index in December in Pieta?

In December, the average daily maximum UV index in Pieta, California, is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from the exposure to the Sun's UV radiation.

Average temperature in December
Pieta, CA

Average temperature in December - Pieta, CA
  • Average high temperature in December: 54.9°F

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is December (54.9°F).

  • Average low temperature in December: 38.5°F

The month with the highest average low temperature is August (54.1°F).
The coldest month (with the lowest average low temperature) is December (38.5°F).

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Average pressure in December
Pieta, CA

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

The month with the highest atmospheric pressure is January (30.13").
Months with the lowest atmospheric pressure are June, August and September (29.92").

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Average wind speed in December
Pieta, CA

Average wind speed in December - Pieta, CA
  • Average wind speed in December: 4.8mph

The windiest month (with the highest average wind speed) is May (6.3mph).
The calmest month (with the lowest average wind speed) is November (4.6mph).

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Average humidity in December
Pieta, CA

Average humidity in December - Pieta, CA
  • Average humidity in December: 75%

The month with the highest relative humidity is March (77%).
Months with the lowest relative humidity are July and September (57%).

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Average rainfall in December
Pieta, CA

Average rainfall in December - Pieta, CA
  • Average rainfall in December: 3.66"

The wettest month (with the highest rainfall) is February (4.25").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in December
Pieta, CA

Average rainfall days in December - Pieta, CA
  • Average rainfall days in December: 12.1 days

The month with the highest number of rainy days is March (14.6 days).
Months with the least rainy days are July and August (1.2 days).

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Average snowfall in December
Pieta, CA

Average snowfall in December - Pieta, CA
  • Average snowfall in December: 0"

The month with the highest snowfall is February (0.16").
Months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in December
Pieta, CA

Average snowfall days in December - Pieta, CA
  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is February (0.2 days).
Months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).

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

Average daylight in December / Average sunshine in December - Pieta, CA
  • Average daylight in December: 9.5h

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in December: 5.4h

The month with the most sunshine is July (Average sunshine: 12h).
The month with the least sunshine is December (Average sunshine: 5.4h).

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Average sunshine days in December
Pieta, CA

Average sunshine days in December - Pieta, CA
  • Average sunshine days in December: 18 days

The month with the most sunshine days is July (29.4 days).
The month with the least sunshine days is March (15.2 days).

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Average UV index in December
Pieta, CA

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

Months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is November (UV index 2).

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Average cloud cover in December
Pieta, CA

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

The month with the most cloud cover is March (Cloud cover 43).
Months with the least cloud cover are July and August (Cloud cover 6).

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Average visibility in December
Pieta, CA

Average visibility in December - Pieta, 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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