December weather forecast
Standiford, CA

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Weather in December

December, the first month of the winter in Standiford, is still a refreshing month, with an average temperature fluctuating between 55.6°F (13.1°C) and 41.9°F (5.5°C).

Temperature

Standiford's coldest month, December, generally records average temperatures ranging from a high of 55.6°F (13.1°C) to a low of 41.9°F (5.5°C).

Humidity

In December, the average relative humidity is 70%.

Rainfall

In December, the rain falls for 8.2 days. Throughout December, 1.22" (31mm) of precipitation is accumulated. Throughout the year, there are 54.3 rainfall days, and 6.54" (166mm) of precipitation is accumulated.

Daylight

With an average of 9h and 36min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:01 am and sunset at 4:45 pm. On the last day of December, in Standiford, sunrise is at 7:19 am and sunset at 4:55 pm PST.

Sunshine

With an average of 6h of sunshine, December has the least sunshine of the year.

UV index

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index, 3 in December, converts into the following recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Updated: Aug 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest in Standiford?

The coldest time of the year in Standiford is December, with temperatures averaging a high of 55.6°F (13.1°C) and a low of 41.9°F (5.5°C).

What is the temperature in December?

The high-temperature during December is 55.6°F (13.1°C) and the low-temperature is 41.9°F (5.5°C). In September, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, is estimated at 93.2°F (34°C).

What is the average humidity in December?

The average relative humidity in December is 70%.

How much does it rain in December?

In Standiford, in December, it is raining for 8.2 days, with typically 1.22" (31mm) of accumulated precipitation.

What is the month with the shortest days in Standiford?

December has the shortest days of the year, with an average of 9h and 36min of daylight.

What is the average length of the day in December?

The average day length in December is 9h and 37min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:01 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 4:55 pm PST.

What is the month with the least sunshine?

The month with the least sunshine in Standiford is December, with an average of 6h of sunshine.

How long on average sun shines in December?

In Standiford, the average sunshine duration in December is 6h.

When is the lowest UV index in Standiford?

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

How high is the UV index in December?

The average daily maximum UV index in December is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Standiford, CA

Average temperature in December - Standiford, CA
  • Average high temperature in December: 55.6°F

The warmest month (with the highest average high temperature) is July (97.7°F).
The month with the lowest average high temperature is December (55.6°F).

  • Average low temperature in December: 41.9°F

The month with the highest average low temperature is July (62.1°F).
The coldest months (with the lowest average low temperature) are January and December (41.9°F).

Average pressure in December
Standiford, CA

Average pressure in December - Standiford, CA
  • Average pressure in December: 30.12"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).

Average wind speed in December
Standiford, CA

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

The windiest month (with the highest average wind speed) is June (7.3mph).
The calmest month (with the lowest average wind speed) is November (5.2mph).

Average humidity in December
Standiford, CA

Average humidity in December - Standiford, CA
  • Average humidity in December: 70%

The month with the highest relative humidity is January (72%).
The month with the lowest relative humidity is July (37%).

Average rainfall in December
Standiford, CA

Average rainfall in December - Standiford, CA
  • Average rainfall in December: 1.22"

The wettest month (with the highest rainfall) is March (1.3").
The driest months (with the least rainfall) are July and August (0.04").

Average rainfall days in December
Standiford, CA

Average rainfall days in December - Standiford, CA
  • Average rainfall days in December: 8.2 days

The month with the highest number of rainy days is March (10.3 days).
The month with the least rainy days is August (0.9 days).

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

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

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in December: 6h and 0min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).

Average sunshine days in December
Standiford, CA

Average sunshine days in December - Standiford, CA
  • Average sunshine days in December: 22 days

The month with the most sunshine days is August (29.2 days).
The month with the least sunshine days is March (19.6 days).

Average UV index in December
Standiford, CA

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

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

Average cloud cover in December
Standiford, CA

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

The month with the most cloud cover is March (Cloud cover 33).
The month with the least cloud cover is July (Cloud cover 4).

Average visibility in December
Standiford, CA

Average visibility in December - Standiford, 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).

Standiford, California, USA

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