December weather forecast
Denair, CA

Weather in December

December, the first month of the winter, in Denair, is still a mild month, with average temperature ranging between min 41.9°F (5.5°C) and max 56.1°F (13.4°C).

Temperature

With an average high-temperature of 56.1°F (13.4°C) and an average low-temperature of 41.9°F (5.5°C), December is the coldest month.

Humidity

In December, the average relative humidity is 69%.

Rainfall

In Denair, during 9.3 rainfall days, 2.2" (56mm) of precipitation is typically accumulated. In Denair, during the entire year, the rain falls for 65.2 days and collects up to 11.61" (295mm) of precipitation.

Daylight

The month with the shortest days is December, with an average of 9.6h of daylight.

Sunshine

The month with the least sunshine in Denair is December, with an average of 6.1h of sunshine.

UV index

Months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to the UV radiation for the average person.
Note: The average daily UV index of 3 transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the coldest month in Denair?

The coldest month in Denair, California, is December, with an average high-temperature of 56.1°F (13.4°C) and an average low-temperature of 41.9°F (5.5°C).

What is the average humidity in December in Denair?

In Denair, California, the average relative humidity in December is 69%.

How many days does it rain in December in Denair?

In Denair, California, in December, during 9.3 rainfall days, 2.2" (56mm) of precipitation is typically accumulated.

What is the month with the shortest days in Denair?

With an average of 9.6h of daylight, December has the shortest days of the year in Denair.

How many hours of daylight does Denair have in December?

In Denair, the average length of the day in December is 9.6h.

What is the month with the least sunshine in Denair?

With an average of 6.1h of sunshine, December has the least sunshine of the year in Denair, California.

How long on average sun shines in December in Denair?

The average sunshine in December in Denair, California, is 6.1h.

When is the lowest UV index in Denair?

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Denair.

What is the UV index reading in December in Denair?

In Denair, the average daily maximum UV index in December is 3. A UV Index of 3 to 5 symbolizes a medium health risk from unsafe exposure to the Sun's UV rays.

Average temperature in December
Denair, CA

Average temperature in December - Denair, CA
  • Average high temperature in December: 56.1°F

The warmest month (with the highest average high temperature) is July (98.1°F).
The month with the lowest average high temperature is December (56.1°F).

  • Average low temperature in December: 41.9°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is December (41.9°F).

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Average pressure in December
Denair, CA

Average pressure in December - Denair, CA
  • Average pressure in December: 30.12"

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

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Average wind speed in December
Denair, CA

Average wind speed in December - Denair, CA
  • Average wind speed in December: 5.7mph

The windiest month (with the highest average wind speed) is June (7.5mph).
The calmest month (with the lowest average wind speed) is November (5.2mph).

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Average humidity in December
Denair, CA

Average humidity in December - Denair, CA
  • Average humidity in December: 69%

The month with the highest relative humidity is January (71%).
The month with the lowest relative humidity is July (35%).

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Average rainfall in December
Denair, CA

Average rainfall in December - Denair, CA
  • Average rainfall in December: 2.2"

The wettest month (with the highest rainfall) is March (2.24").
The driest month (with the least rainfall) is August (0.04").

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Average rainfall days in December
Denair, CA

Average rainfall days in December - Denair, CA
  • Average rainfall days in December: 9.3 days

The month with the highest number of rainy days is March (12.1 days).
Months with the least rainy days are June and August (1.1 days).

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

Average daylight in December / Average sunshine in December - Denair, CA
  • Average daylight in December: 9.6h

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in December: 6.1h

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 6.1h).

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Average sunshine days in December
Denair, CA

Average sunshine days in December - Denair, CA
  • Average sunshine days in December: 20.5 days

The month with the most sunshine days is August (29.3 days).
The month with the least sunshine days is March (17.8 days).

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Average UV index in December
Denair, CA

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

Months with the highest UV index are June, July and August (UV index 7).
Months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in December
Denair, CA

Average cloud cover in December - Denair, CA
  • Average cloud cover in December: 32

Months with the most cloud cover are March and December (Cloud cover 32).
The month with the least cloud cover is July (Cloud cover 4).

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Average visibility in December
Denair, CA

Average visibility in December - Denair, 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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