December weather forecast
Bonita, CA

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Weather in December

The first month of the winter, December, is still a refreshing month in Bonita, California, with temperature in the range of an average low of 51.4°F (10.8°C) and an average high of 63.7°F (17.6°C).

Temperature

December, on average, is the coldest month, registering a high temperature of 63.7°F (17.6°C) and a low of 51.4°F (10.8°C).

Humidity

The average relative humidity in December is 61%.

Rainfall

In Bonita, during December, the rain falls for 5.3 days and regularly aggregates up to 1.06" (27mm) of precipitation. In Bonita, during the entire year, the rain falls for 51 days and collects up to 5.63" (143mm) of precipitation.

Daylight

With an average of 10h and 0min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 6:32 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 6:50 am and sunset at 4:52 pm PST.

Sunshine

With an average of 6.7h of sunshine, December has the least sunshine of the year.

UV index

January through March, November and December, with an average maximum UV index of 4, are months with the lowest UV index in Bonita. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index of 4 during December leads to these instructions:
Undertake precautions - Obligation exists to protect against skin and eye damage. To avoid the Sun's strongest rays, limit exposure around the mid-day period. During bright days, sunglasses that offer UVA and UVB defense are recommended.
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Frequently asked questions

What are the coldest months in Bonita?

Bonita experiences its lowest temperatures in December, with an average peak of 63.7°F (17.6°C) and a low of 51.4°F (10.8°C).

What is the usual temperature for Bonita in December?

During December, Bonita experiences an average high-temperature of 63.7°F (17.6°C) and a low-temperature of 51.4°F (10.8°C).

What is the average humidity in December in Bonita?

In December, the average relative humidity is 61%.

How much does it rain in Bonita in December?

In December, in Bonita, California, the rain falls for 5.3 days. Throughout December, 1.06" (27mm) of precipitation is accumulated.

What is the month with the shortest days in Bonita?

The month with the shortest days in Bonita, California, is December, with an average of 10h and 0min of daylight.

How many hours of daylight does Bonita have in December?

In December, the average day length in Bonita, California, is 10h and 2min.

When is the sunrise / sunset in December in Bonita?

In December, on the first day of the month, sunrise is at 6:32 am and sunset at 4:42 pm. On the last day of the month, in Bonita, California, sunrise is at 6:50 am and sunset at 4:52 pm PST.

What is the month with the least sunshine in Bonita?

The month with the least sunshine is December, with an average of 6.7h of sunshine.

How many hours of sunshine does Bonita have in December?

In December, the average sunshine duration in Bonita, California, is 6.7h.

What is the month with the lowest UV index in Bonita?

January through March, November and December, with an average maximum UV index of 4, are months with the lowest UV index in Bonita, California.

How high is the UV index in December in Bonita?

In December, the average daily maximum UV index in Bonita is 4. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Bonita, CA

Average temperature in December - Bonita, CA
  • Average high temperature in December: 63.7°F

The warmest month (with the highest average high temperature) is August (79.2°F).
The month with the lowest average high temperature is December (63.7°F).

  • Average low temperature in December: 51.4°F

The month with the highest average low temperature is August (66.7°F).
The coldest month (with the lowest average low temperature) is February (51.1°F).

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Average pressure in December
Bonita, CA

Average pressure in December - Bonita, CA
  • Average pressure in December: 30.06"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are June and September (29.88"Hg).

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Average wind speed in December
Bonita, CA

Average wind speed in December - Bonita, CA
  • Average wind speed in December: 5.3mph

The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest month (with the lowest average wind speed) is October (5mph).

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Average humidity in December
Bonita, CA

Average humidity in December - Bonita, CA
  • Average humidity in December: 61%

The month with the highest relative humidity is June (71%).
The month with the lowest relative humidity is November (58%).

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Average rainfall in December
Bonita, CA

Average rainfall in December - Bonita, CA
  • Average rainfall in December: 1.06"

The wettest month (with the highest rainfall) is February (1.1").
The driest month (with the least rainfall) is June (0.08").

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Average rainfall days in December
Bonita, CA

Average rainfall days in December - Bonita, CA
  • Average rainfall days in December: 5.3 days

The month with the highest number of rainy days is March (7.2 days).
The month with the least rainy days is June (1.7 days).

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

Average daylight in December / Average sunshine in December - Bonita, CA
  • Average daylight in December: 10h and 0min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in December: 6h 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: 6h and 42min).

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Average sunshine days in December
Bonita, CA

Average sunshine days in December - Bonita, CA
  • Average sunshine days in December: 24.3 days

The month with the most sunshine days is June (27.2 days).
The month with the least sunshine days is February (21.1 days).

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Average UV index in December
Bonita, CA

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

The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 4).

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Average cloud cover in December
Bonita, CA

Average cloud cover in December - Bonita, CA
  • Average cloud cover in December: 23

The months with the most cloud cover are March and December (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 8).

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Average visibility in December
Bonita, CA

Average visibility in December - Bonita, 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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Bonita, California, USA

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