December weather forecast
Amador City, CA

Weather in December

The first month of the winter, December, is still a cool month in Amador City, California, with average temperature ranging between max 52.9°F (11.6°C) and min 37.9°F (3.3°C).

Temperature

December is the coldest month, with an average high-temperature of 52.9°F (11.6°C) and an average low-temperature of 37.9°F (3.3°C).

Humidity

In December, the average relative humidity in Amador City is 68%.

Rainfall

In Amador City, during 11 rainfall days, 4.02" (102mm) of precipitation is typically accumulated. In Amador City, during the entire year, the rain falls for 81.8 days and collects up to 23.39" (594mm) of precipitation.

Snowfall

February, March, November and December are months with snowfall. December is the last month it regularly snows. During 0.3 snowfall days, in December, Amador City aggregates 0.63" (16mm) of snow. Throughout the year, in Amador City, there are 2.8 snowfall days, and 4.65" (118mm) of snow is accumulated.

Daylight

With an average of 9.5h of daylight, December has the shortest days of the year in Amador City.

Sunshine

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

UV index

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Amador City, California. A UV Index value of 3 to 5 symbolizes a medium vulnerability from the exposure to the Sun's UV radiation for the ordinary person.
Note: In December, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. 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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the coldest month in Amador City?

December is the coldest month in Amador City, California, with an average high-temperature of 52.9°F (11.6°C) and an average low-temperature of 37.9°F (3.3°C).

What is the average humidity in December in Amador City?

The average relative humidity in December in Amador City, California, is 68%.

How much does it rain in Amador City in December?

In December, the rain falls for 11 days. Throughout December, 4.02" (102mm) of precipitation is accumulated.

What is the last month it snows in Amador City?

December is the last month it regularly snows in Amador City, California. During 0.3 snowfall days, in December, Amador City aggregates 0.63" (16mm) of snow.

What is the month with the shortest days in Amador City?

With an average of 9.5h of daylight, December has the shortest days of the year.

How many hours of daylight does Amador City have in December?

In Amador City, the average length of the day in December is 9.5h.

What is the month with the least sunshine in Amador City?

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

How long on average sun shines in December in Amador City?

In Amador City, the average sunshine in December is 6h.

What are the months with the lowest UV index in Amador City?

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

What is the UV index reading in December in Amador City?

In December, the average daily maximum UV index in Amador City is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat from the exposure to the Sun's UV rays.

Average temperature in December
Amador City, CA

Average temperature in December - Amador City, CA
  • Average high temperature in December: 52.9°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is December (52.9°F).

  • Average low temperature in December: 37.9°F

The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is December (37.9°F).

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Average pressure in December
Amador City, CA

Average pressure in December - Amador City, CA
  • Average pressure in December: 30.13"

The month with the highest atmospheric pressure is January (30.16").
The month with the lowest atmospheric pressure is June (29.91").

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Average wind speed in December
Amador City, CA

Average wind speed in December - Amador City, CA
  • Average wind speed in December: 4.8mph

The windiest month (with the highest average wind speed) is February (5.7mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).

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Average humidity in December
Amador City, CA

Average humidity in December - Amador City, CA
  • Average humidity in December: 68%

The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is July (40%).

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Average rainfall in December
Amador City, CA

Average rainfall in December - Amador City, CA
  • Average rainfall in December: 4.02"

The wettest month (with the highest rainfall) is March (4.69").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in December
Amador City, CA

Average rainfall days in December - Amador City, CA
  • Average rainfall days in December: 11 days

The month with the highest number of rainy days is March (14.6 days).
The month with the least rainy days is August (1.5 days).

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Average snowfall in December
Amador City, CA

Average snowfall in December - Amador City, CA
  • Average snowfall in December: 0.63"

The month with the highest snowfall is February (2.01").
Months with the least snowfall are January, April, May, June, July, August, September and October (0").

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Average snowfall days in December
Amador City, CA

Average snowfall days in December - Amador City, CA
  • Average snowfall days in December: 0.3 days

The month with the highest number of snowfall days is February (1.3 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Amador City, CA

Average daylight in December / Average sunshine in December - Amador City, CA
  • Average daylight in December: 9.5h

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in December: 6h

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 6h).

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Average sunshine days in December
Amador City, CA

Average sunshine days in December - Amador City, CA
  • Average sunshine days in December: 18.6 days

The month with the most sunshine days is August (28.8 days).
The month with the least sunshine days is March (15.1 days).

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Average UV index in December
Amador City, CA

Average UV index in December - Amador City, CA
  • Average UV index in December: 3

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

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Average cloud cover in December
Amador City, CA

Average cloud cover in December - Amador City, CA
  • Average cloud cover in December: 33

The month with the most cloud cover is March (Cloud cover 37).
The month with the least cloud cover is July (Cloud cover 4).

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Average visibility in December
Amador City, CA

Average visibility in December - Amador City, 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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