December weather forecast and climate
Chino, CA

Weather in December

December, the first month of the winter, in Chino, is also an enjoyable month, with average temperature varying between 64.4°F (18°C) and 47.5°F (8.6°C).

Temperature

December is the coldest month, with an average high-temperature of 64.4°F (18°C) and an average low-temperature of 47.5°F (8.6°C).

Humidity

In December, the average relative humidity is 51%.

Rainfall

The month with the most rainfall in Chino, California, is December when the rain falls for 4.7 days and typically aggregates up to 0.75" (19mm) of precipitation.

Daylight

The month with the shortest days in Chino is December, with an average of 9.9h of daylight.

Sunshine

Months with the least sunshine in Chino are February and December, with an average of 6.8h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium health hazard from the exposure to the Sun's UV radiation for average individuals.
Note: The daily maximum UV index of 4 interpret into the following advice:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the coldest month in Chino?

With an average high-temperature of 64.4°F (18°C) and an average low-temperature of 47.5°F (8.6°C), December is the coldest month in Chino.

What is the temperature in December in Chino?

In December, in Chino, the average high-temperature is 64.4°F (18°C), and the average low-temperature is 47.5°F (8.6°C).

What is the average humidity in December in Chino?

In Chino, the average relative humidity in December is 51%.

How much does it rain in Chino in December?

In Chino, California, in December, it is raining for 4.7 days, with typically 0.75" (19mm) of accumulated precipitation.

What is the wettest month in Chino?

The month with the most rainfall in Chino, California, is December when the rain falls for 4.7 days and typically aggregates up to 0.75" (19mm) of precipitation.

What is the month with the shortest days in Chino?

With an average of 9.9h of daylight, December has the shortest days of the year in Chino, California.

How many hours of daylight does Chino have in December?

In Chino, the average length of the day in December is 9.9h.

What is the month with the least sunshine in Chino?

Months with the least sunshine in Chino, California, are February and December, with an average of 6.8h of sunshine.

How long on average sun shines in December in Chino?

The average sunshine in December is 6.8h.

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

Months with the lowest UV index in Chino, California, are January, February, November and December, with an average maximum UV index of 4.

What is the UV index reading in December in Chino?

In Chino, the average daily maximum UV index in December is 4. A UV Index estimate of 3 to 5 represents a medium health risk from the exposure to the Sun's UV radiation.

Average temperature in December
Chino, CA

Average temperature in December - Chino, CA
  • Average high temperature in December: 64.4°F

The warmest month (with the highest average high temperature) is August (91°F).
The month with the lowest average high temperature is December (64.4°F).

  • Average low temperature in December: 47.5°F

The month with the highest average low temperature is August (66.6°F).
The coldest month (with the lowest average low temperature) is February (47.3°F).

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Average pressure in December
Chino, CA

Average pressure in December - Chino, CA
  • Average pressure in December: 30.07"

The month with the highest atmospheric pressure is January (30.1").
The month with the lowest atmospheric pressure is June (29.87").

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Average wind speed in December
Chino, CA

Average wind speed in December - Chino, CA
  • Average wind speed in December: 5mph

The windiest month (with the highest average wind speed) is May (5.7mph).
The calmest month (with the lowest average wind speed) is September (4.5mph).

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Average humidity in December
Chino, CA

Average humidity in December - Chino, CA
  • Average humidity in December: 51%

The month with the highest relative humidity is May (57%).
The month with the lowest relative humidity is November (45%).

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Average rainfall in December
Chino, CA

Average rainfall in December - Chino, CA
  • Average rainfall in December: 0.75"

The wettest month (with the highest rainfall) is December (0.75").
The driest month (with the least rainfall) is June (0").

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Average rainfall days in December
Chino, CA

Average rainfall days in December - Chino, CA
  • Average rainfall days in December: 4.7 days

The month with the highest number of rainy days is March (6.3 days).
The month with the least rainy days is June (0.8 days).

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

Average daylight in December / Average sunshine in December - Chino, CA
  • Average daylight in December: 9.9h

The month with the longest days is June (Average daylight: 14.4h).
The month with the shortest days is December (Average daylight: 9.9h).

  • Average sunshine in December: 6.8h

The month with the most sunshine is July (Average sunshine: 12.1h).
Months with the least sunshine are February and December (Average sunshine: 6.8).

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Average sunshine days in December
Chino, CA

Average sunshine days in December - Chino, CA
  • Average sunshine days in December: 25.2 days

The month with the most sunshine days is August (28.8 days).
The month with the least sunshine days is February (22.8 days).

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Average UV index in December
Chino, CA

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

Months with the highest UV index are July and August (UV index 7).
Months with the lowest UV index are January, February, November and December (UV index 4).

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Average cloud cover in December
Chino, CA

Average cloud cover in December - Chino, CA
  • Average cloud cover in December: 22

Months with the most cloud cover are February, March and December (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 5).

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Average visibility in December
Chino, CA

Average visibility in December - Chino, 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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