December weather forecast and climate
Wiest, CA

Weather in December

The first month of the winter, December, is still a comfortable month in Wiest, California, with average temperature fluctuating between 50.4°F (10.2°C) and 65.8°F (18.8°C).

Temperature

The coldest month is December, with an average high-temperature of 65.8°F (18.8°C) and an average low-temperature of 50.4°F (10.2°C).

Humidity

With an average relative humidity of 41%, December is the most humid month.

Rainfall

In December, the rain falls for 2.2 days. Throughout December, 0.2" (5mm) of precipitation is accumulated. Throughout the year, in Wiest, there are 34.3 rainfall days, and 3.46" (88mm) of precipitation is accumulated.

Daylight

December has the shortest days of the year, with an average of 10h of daylight.

Sunshine

The month with the least sunshine in Wiest is December, with an average of 7h of sunshine.

UV index

With an average maximum UV index of 4, December is the month with the lowest UV index. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 4 transform into the following instructions:
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 Wiest?

With an average high-temperature of 65.8°F (18.8°C) and an average low-temperature of 50.4°F (10.2°C), December is the coldest month in Wiest.

What is the temperature in December in Wiest?

In December, the average high-temperature is 65.8°F (18.8°C), and the average low-temperature is 50.4°F (10.2°C).

What is the most humid month in Wiest?

December is the most humid month, with an average relative humidity of 41%.

What is the average humidity in December in Wiest?

The average relative humidity in December in Wiest, California, is 41%.

How much does it rain in Wiest in December?

In Wiest, California, in December, it is raining for 2.2 days, with typically 0.2" (5mm) of accumulated precipitation.

What is the month with the shortest days in Wiest?

December has the shortest days of the year in Wiest, with an average of 10h of daylight.

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

In Wiest, the average length of the day in December is 10h.

What is the month with the least sunshine in Wiest?

With an average of 7h of sunshine, December has the least sunshine of the year.

How long on average sun shines in December in Wiest?

In December, the average sunshine is 7h.

When is the lowest UV index in Wiest?

The month with the lowest UV index is December, with an average maximum UV index of 4.

What is the UV index intensity in December in Wiest?

The average daily maximum UV index in December in Wiest, California, is 4. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe exposure to the Sun's UV rays.

Average temperature in December
Wiest, CA

Average temperature in December - Wiest, CA
  • Average high temperature in December: 65.8°F

The warmest month (with the highest average high temperature) is July (105.8°F).
The month with the lowest average high temperature is December (65.8°F).

  • Average low temperature in December: 50.4°F

The month with the highest average low temperature is August (84.7°F).
The coldest months (with the lowest average low temperature) are January and December (50.4°F).

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Average pressure in December
Wiest, CA

Average pressure in December - Wiest, CA
  • Average pressure in December: 30.05"

The month with the highest atmospheric pressure is January (30.08").
The month with the lowest atmospheric pressure is June (29.77").

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Average wind speed in December
Wiest, CA

Average wind speed in December - Wiest, CA
  • Average wind speed in December: 5.8mph

The windiest months (with the highest average wind speed) are April and May (8.1mph).
The calmest month (with the lowest average wind speed) is January (5.5mph).

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Average humidity in December
Wiest, CA

Average humidity in December - Wiest, CA
  • Average humidity in December: 41%

The month with the highest relative humidity is December (41%).
The month with the lowest relative humidity is June (22%).

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Average rainfall in December
Wiest, CA

Average rainfall in December - Wiest, CA
  • Average rainfall in December: 0.2"

The wettest month (with the highest rainfall) is July (0.87").
The driest month (with the least rainfall) is May (0").

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Average rainfall days in December
Wiest, CA

Average rainfall days in December - Wiest, CA
  • Average rainfall days in December: 2.2 days

The month with the highest number of rainy days is July (8.3 days).
The month with the least rainy days is May (0.8 days).

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

Average daylight in December / Average sunshine in December - Wiest, CA
  • Average daylight in December: 10h

The month with the longest days is June (Average daylight: 14.3h).
The month with the shortest days is December (Average daylight: 10h).

  • Average sunshine in December: 7h

The month with the most sunshine is June (Average sunshine: 12.2h).
The month with the least sunshine is December (Average sunshine: 7h).

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Average sunshine days in December
Wiest, CA

Average sunshine days in December - Wiest, CA
  • Average sunshine days in December: 28.2 days

The month with the most sunshine days is May (30 days).
The month with the least sunshine days is July (19 days).

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Average UV index in December
Wiest, CA

Average UV index in December - Wiest, CA
  • Average UV index in December: 4

The month with the highest UV index is July (UV index 9).
The month with the lowest UV index is December (UV index 4).

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Average cloud cover in December
Wiest, CA

Average cloud cover in December - Wiest, CA
  • Average cloud cover in December: 18

The month with the most cloud cover is December (Cloud cover 18).
The month with the least cloud cover is June (Cloud cover 5).

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Average visibility in December
Wiest, CA

Average visibility in December - Wiest, 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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