December weather forecast and climate
Mineral, CA

Weather in December

The first month of the winter, December, is also a wintry month in Mineral, California, with average temperature fluctuating between 24.1°F (-4.4°C) and 38.3°F (3.5°C).

Temperature

December is the coldest month, with an average high-temperature of 38.3°F (3.5°C) and an average low-temperature of 24.1°F (-4.4°C).

Humidity

The average relative humidity in December is 79%.

Rainfall

In Mineral, during December, the rain falls for 8.9 days and regularly aggregates up to 5.2" (132mm) of precipitation. Throughout the year, in Mineral, there are 98.1 rainfall days, and 32.99" (838mm) of precipitation is accumulated.

Snowfall

January through June, September through December are months with snowfall. In Mineral, in December, snow falls for 12.2 days, with typically accumulated 25.67" (652mm) of snow. Throughout the year, in Mineral, there are 66 snowfall days, and 127.72" (3244mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9.3h of daylight.

Sunshine

In December, the average sunshine is 5.2h.

UV index

In Mineral, California, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 2 transform into the following instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the coldest month in Mineral?

With an average high-temperature of 38.3°F (3.5°C) and an average low-temperature of 24.1°F (-4.4°C), December is the coldest month.

What is the temperature in December in Mineral?

In December, the average high-temperature is 38.3°F (3.5°C), and the average low-temperature is 24.1°F (-4.4°C).

What is the average humidity in December in Mineral?

In Mineral, California, the average relative humidity in December is 79%.

How many days does it rain in December in Mineral?

In December, in Mineral, California, the rain falls for 8.9 days. Throughout December, 5.2" (132mm) of precipitation is accumulated.

How much does it snow in Mineral in December?

In Mineral, in December, during 12.2 snowfall days, 25.67" (652mm) of snow is typically accumulated.

What is the month with the shortest days in Mineral?

The month with the shortest days in Mineral is December, with an average of 9.3h of daylight.

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

In Mineral, the average length of the day in December is 9.3h.

How long on average sun shines in December in Mineral?

In Mineral, the average sunshine in December is 5.2h.

What is the UV index intensity in December in Mineral?

The average daily maximum UV index in December in Mineral, California, is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from the exposure to the Sun's UV radiation.

Average temperature in December
Mineral, CA

Average temperature in December - Mineral, CA
  • Average high temperature in December: 38.3°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is December (38.3°F).

  • Average low temperature in December: 24.1°F

The month with the highest average low temperature is July (49.5°F).
The coldest month (with the lowest average low temperature) is December (24.1°F).

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Average pressure in December
Mineral, CA

Average pressure in December - Mineral, CA
  • Average pressure in December: 30.16"

The month with the highest atmospheric pressure is January (30.18").
The month with the lowest atmospheric pressure is June (29.9").

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Average wind speed in December
Mineral, CA

Average wind speed in December - Mineral, CA
  • Average wind speed in December: 6mph

The windiest month (with the highest average wind speed) is March (6.7mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in December
Mineral, CA

Average humidity in December - Mineral, CA
  • Average humidity in December: 79%

The month with the highest relative humidity is March (83%).
The month with the lowest relative humidity is July (42%).

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Average rainfall in December
Mineral, CA

Average rainfall in December - Mineral, CA
  • Average rainfall in December: 5.2"

The wettest month (with the highest rainfall) is March (5.59").
The driest month (with the least rainfall) is July (0.39").

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Average rainfall days in December
Mineral, CA

Average rainfall days in December - Mineral, CA
  • Average rainfall days in December: 8.9 days

The month with the highest number of rainy days is May (13.4 days).
The month with the least rainy days is August (4 days).

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Average snowfall in December
Mineral, CA

Average snowfall in December - Mineral, CA
  • Average snowfall in December: 25.67"

The month with the highest snowfall is March (27.05").
Months with the least snowfall are July and August (0").

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Average snowfall days in December
Mineral, CA

Average snowfall days in December - Mineral, CA
  • Average snowfall days in December: 12.2 days

The month with the highest number of snowfall days is March (14 days).
Months with the least snowfall days are July and August (0 days).

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

Average daylight in December / Average sunshine in December - Mineral, CA
  • Average daylight in December: 9.3h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in December: 5.2h

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is January (Average sunshine: 5.1h).

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Average sunshine days in December
Mineral, CA

Average sunshine days in December - Mineral, CA
  • Average sunshine days in December: 14.6 days

The month with the most sunshine days is August (25 days).
The month with the least sunshine days is March (10.9 days).

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Average UV index in December
Mineral, CA

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

The month with the highest UV index is July (UV index 6).
Months with the lowest UV index are February and November (UV index 1).

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Average cloud cover in December
Mineral, CA

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

The month with the most cloud cover is March (Cloud cover 50).
Months with the least cloud cover are July and August (Cloud cover 7).

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Average visibility in December
Mineral, CA

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

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

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