December weather forecast
Boyes Hot Springs, CA

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Weather in December

The first month of the winter, December, is still a cool month in Boyes Hot Springs, California, with temperature in the range of an average low of 41.4°F (5.2°C) and an average high of 55°F (12.8°C).

Temperature

December, known for its average high temperature of 55°F (12.8°C) and an average low temperature of 41.4°F (5.2°C), is the coldest month.

Humidity

The average relative humidity in December is 73%.

Rainfall

In Boyes Hot Springs, in December, during 10.6 rainfall days, 2.72" (69mm) of precipitation is typically accumulated. In Boyes Hot Springs, during the entire year, the rain falls for 73.3 days and collects up to 15.47" (393mm) of precipitation.

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 7:08 am and sunset at 4:49 pm. On the last day of December, sunrise is at 7:26 am and sunset at 4:59 pm PST.

Sunshine

December has the least sunshine of the year in Boyes Hot Springs, with an average of 5.6h of sunshine.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum UV index of 3 during December leads to these instructions:
Act with care - Obligation to protect against skin and eye damage is highlighted. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
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Frequently asked questions

What are the coldest months in Boyes Hot Springs?

Boyes Hot Springs's coldest month, December, registers temperatures that range from a high of 55°F (12.8°C) to a low of 41.4°F (5.2°C).

What are the temperatures in Boyes Hot Springs in December?

December temperatures in Boyes Hot Springs vary between a high-temperature of 55°F (12.8°C) and a low-temperature of 41.4°F (5.2°C). In September, the average heat index (a.k.a. 'feels like', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 82.4°F (28°C).

What is the average humidity in December in Boyes Hot Springs?

In December, the average relative humidity in Boyes Hot Springs is 73%.

How much does it rain in Boyes Hot Springs in December?

In December, in Boyes Hot Springs, California, the rain falls for 10.6 days. Throughout December, 2.72" (69mm) of precipitation is accumulated.

What is the month with the shortest days in Boyes Hot Springs?

The month with the shortest days in Boyes Hot Springs is December, with an average of 9h and 36min of daylight.

What is the average length of the day in December in Boyes Hot Springs?

In December, the average day length in Boyes Hot Springs, California, is 9h and 33min.

What time are sunrise and sunset in December in Boyes Hot Springs?

In December, on the first day of the month, sunrise is at 7:08 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 4:59 pm PST.

What is the month with the least sunshine in Boyes Hot Springs?

With an average of 5.6h of sunshine, December has the least sunshine of the year.

How many hours of sunshine does Boyes Hot Springs have in December?

In Boyes Hot Springs, California, the average sunshine duration in December is 5.6h.

What are the months with the lowest UV index in Boyes Hot Springs?

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

What is the UV index intensity in December in Boyes Hot Springs?

The average daily maximum UV index in December in Boyes Hot Springs, California, is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health 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
Boyes Hot Springs, CA

Average temperature in December - Boyes Hot Springs, CA
  • Average high temperature in December: 55°F

The warmest month (with the highest average high temperature) is August (82.9°F).
The month with the lowest average high temperature is December (55°F).

  • Average low temperature in December: 41.4°F

The month with the highest average low temperature is August (54.9°F).
The coldest month (with the lowest average low temperature) is December (41.4°F).

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Average pressure in December
Boyes Hot Springs, CA

Average pressure in December - Boyes Hot Springs, CA
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in December
Boyes Hot Springs, CA

Average wind speed in December - Boyes Hot Springs, CA
  • Average wind speed in December: 4.8mph

The windiest month (with the highest average wind speed) is May (6.2mph).
The calmest month (with the lowest average wind speed) is November (4.4mph).

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Average humidity in December
Boyes Hot Springs, CA

Average humidity in December - Boyes Hot Springs, CA
  • Average humidity in December: 73%

The month with the highest relative humidity is March (76%).
The month with the lowest relative humidity is September (59%).

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Average rainfall in December
Boyes Hot Springs, CA

Average rainfall in December - Boyes Hot Springs, CA
  • Average rainfall in December: 2.72"

The wettest month (with the highest rainfall) is February (3.43").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in December
Boyes Hot Springs, CA

Average rainfall days in December - Boyes Hot Springs, CA
  • Average rainfall days in December: 10.6 days

The month with the highest number of rainy days is March (13.4 days).
The month with the least rainy days is August (0.8 days).

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Average daylight in December /
Average sunshine in December
Boyes Hot Springs, CA

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

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in December: 5h and 4min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).

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Average sunshine days in December
Boyes Hot Springs, CA

Average sunshine days in December - Boyes Hot Springs, CA
  • Average sunshine days in December: 19.4 days

The month with the most sunshine days is July (28.7 days).
The month with the least sunshine days is March (16.1 days).

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Average UV index in December
Boyes Hot Springs, CA

Average UV index in December - Boyes Hot Springs, CA
  • Average UV index in December: 3

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in December
Boyes Hot Springs, CA

Average cloud cover in December - Boyes Hot Springs, CA
  • Average cloud cover in December: 38

The month with the most cloud cover is March (Cloud cover 40).
The month with the least cloud cover is July (Cloud cover 8).

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Average visibility in December
Boyes Hot Springs, CA

Average visibility in December - Boyes Hot Springs, 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).

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Boyes Hot Springs, California, USA

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