December weather forecast
Chualar, CA

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Weather in December

The first month of the winter, December, is still a refreshing month in Chualar, California, with an average temperature fluctuating between 57.6°F (14.2°C) and 40.3°F (4.6°C).

Temperature

Chualar reaches its lowest average temperatures in December, measuring 57.6°F (14.2°C) at the peak and 40.3°F (4.6°C) at the lowest.

Humidity

The average relative humidity in December in Chualar is 70%.

Rainfall

December is the month with the most rainfall. Rain falls for 8.5 days and accumulates 1.5" (38mm) of precipitation.

Daylight

December has the shortest days of the year in Chualar, with an average of 9h and 42min of daylight.
On the first day of the month, sunrise is at 7:00 am and sunset at 4:50 pm. On the last day of December, in Chualar, California, sunrise is at 7:18 am and sunset at 5:00 pm PST.

Sunshine

With an average of 5.8h 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 in Chualar, California. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The daily high UV index of 3 in December translates into this advice:
Ensure safety - Sun damage prevention is strongly urged. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
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Frequently asked questions

What month is the coldest in Chualar?

December stands out as Chualar's coldest month, with temperatures ranging between an average high of 57.6°F (14.2°C) and a low of 40.3°F (4.6°C).

What is the average December temperature in Chualar?

In Chualar, in December, the average high-temperature is 57.6°F (14.2°C), and the average low-temperature is 40.3°F (4.6°C). In September, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, is computed to be 86°F (30°C).

What is the average humidity in December in Chualar?

In Chualar, California, the average relative humidity in December is 70%.

What is the rainiest month in Chualar?

December is the month with the most rainfall in Chualar. Rain falls for 8.5 days and accumulates 1.5" (38mm) of precipitation.

How many days does it rain in December in Chualar?

In December, the rain falls for 8.5 days. Throughout December, 1.5" (38mm) of precipitation is accumulated.

What is the month with the shortest days in Chualar?

December has the shortest days of the year in Chualar, California, with an average of 9h and 42min of daylight.

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

In Chualar, the average day length in December is 9h and 43min.

What time are sunrise and sunset in December in Chualar?

In December, on the first day of the month, sunrise is at 7:00 am and sunset at 4:50 pm. On the last day of the month, in Chualar, California, sunrise is at 7:18 am and sunset at 5:00 pm PST.

What is the month with the least sunshine in Chualar?

December has the least sunshine of the year, with an average of 5.8h of sunshine.

How many hours of sunshine does Chualar have in December?

The average sunshine duration in December in Chualar, California, is 5.8h.

When is the lowest UV index in Chualar?

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

What is the UV index reading in December in Chualar?

In Chualar, the average daily maximum UV index in December is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability 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
Chualar, CA

Average temperature in December - Chualar, CA
  • Average high temperature in December: 57.6°F

The warmest month (with the highest average high temperature) is August (86.2°F).
The month with the lowest average high temperature is December (57.6°F).

  • Average low temperature in December: 40.3°F

The month with the highest average low temperature is July (54.1°F).
The coldest month (with the lowest average low temperature) is February (39.9°F).

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Average pressure in December
Chualar, CA

Average pressure in December - Chualar, CA
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).

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Average wind speed in December
Chualar, CA

Average wind speed in December - Chualar, CA
  • Average wind speed in December: 4.6mph

The windiest months (with the highest average wind speed) are May and June (6mph).
The calmest month (with the lowest average wind speed) is October (4.4mph).

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Average humidity in December
Chualar, CA

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

The month with the highest relative humidity is March (73%).
The month with the lowest relative humidity is July (55%).

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Average rainfall in December
Chualar, CA

Average rainfall in December - Chualar, CA
  • Average rainfall in December: 1.5"

The wettest month (with the highest rainfall) is December (1.5").
The driest months (with the least rainfall) are June and August (0.04").

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Average rainfall days in December
Chualar, CA

Average rainfall days in December - Chualar, CA
  • Average rainfall days in December: 8.5 days

The month with the highest number of rainy days is March (10.3 days).
The month with the least rainy days is June (0.7 days).

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

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

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

  • Average sunshine in December: 5h and 5min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).

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Average sunshine days in December
Chualar, CA

Average sunshine days in December - Chualar, CA
  • Average sunshine days in December: 21.6 days

The month with the most sunshine days is August (29.6 days).
The month with the least sunshine days is March (19.4 days).

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Average UV index in December
Chualar, CA

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

The months with the highest UV index are June, July and August (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
Chualar, CA

Average cloud cover in December - Chualar, CA
  • Average cloud cover in December: 36

The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is July (Cloud cover 6).

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Average visibility in December
Chualar, CA

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

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