December weather forecast and climate
Annapolis, CA

Weather in December

The first month of the winter, December, is also a fresh month in Annapolis, California, with average temperature fluctuating between 54.7°F (12.6°C) and 39.9°F (4.4°C).

Temperature

With an average high-temperature of 54.7°F (12.6°C) and an average low-temperature of 39.9°F (4.4°C), December is the coldest month.

Humidity

In December, the average relative humidity is 76%.

Rainfall

In Annapolis, in December, during 11.8 rainfall days, 3.54" (90mm) of precipitation is typically accumulated. In Annapolis, during the entire year, the rain falls for 83.1 days and collects up to 21.38" (543mm) of precipitation.

Snowfall

In Annapolis snow does not fall in January, March through December.

Daylight

December has the shortest days of the year in Annapolis, with an average of 9.5h of daylight.

Sunshine

The month with the least sunshine in Annapolis is December, with an average of 5.4h of sunshine.

UV index

Months with the lowest UV index in Annapolis are February, November and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 3 interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
[Resources]

FAQ

What is the coldest month in Annapolis?

The coldest month in Annapolis is December, with an average high-temperature of 54.7°F (12.6°C) and an average low-temperature of 39.9°F (4.4°C).

What is the temperature in December in Annapolis?

In December, in Annapolis, the average high-temperature is 54.7°F (12.6°C), and the average low-temperature is 39.9°F (4.4°C).

What is the average humidity in December in Annapolis?

In December, the average relative humidity in Annapolis, California, is 76%.

How much does it rain in Annapolis in December?

In December, in Annapolis, the rain falls for 11.8 days. Throughout December, 3.54" (90mm) of precipitation is accumulated.

When it does not snow in Annapolis?

In Annapolis, California, snow does not fall in January, March through December.

What is the month with the shortest days in Annapolis?

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

How many hours of daylight does Annapolis have in December?

In December, the average length of the day in Annapolis, California, is 9.5h.

What is the month with the least sunshine in Annapolis?

With an average of 5.4h of sunshine, December has the least sunshine of the year in Annapolis.

How many hours of sunshine does Annapolis have in December?

In December, the average sunshine in Annapolis, California, is 5.4h.

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

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

What is the UV index reading in December in Annapolis?

In December, the average daily maximum UV index in Annapolis, California, is 3. A UV Index of 3 to 5 symbolizes a moderate health threat from unprotected exposure to the UV radiation.

Average temperature in December
Annapolis, CA

Average temperature in December - Annapolis, CA
  • Average high temperature in December: 54.7°F

The warmest month (with the highest average high temperature) is August (83.5°F).
The month with the lowest average high temperature is December (54.7°F).

  • Average low temperature in December: 39.9°F

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

[Resources]

Average pressure in December
Annapolis, CA

Average pressure in December - Annapolis, CA
  • Average pressure in December: 30.1"

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

[Resources]

Average wind speed in December
Annapolis, CA

Average wind speed in December - Annapolis, CA
  • Average wind speed in December: 5.2mph

The windiest month (with the highest average wind speed) is May (6.8mph).
The calmest month (with the lowest average wind speed) is November (4.9mph).

[Resources]

Average humidity in December
Annapolis, CA

Average humidity in December - Annapolis, CA
  • Average humidity in December: 76%

The month with the highest relative humidity is March (78%).
Months with the lowest relative humidity are July and September (60%).

[Resources]

Average rainfall in December
Annapolis, CA

Average rainfall in December - Annapolis, CA
  • Average rainfall in December: 3.54"

The wettest month (with the highest rainfall) is February (4.49").
The driest months (with the least rainfall) are July and August (0.04").

[Resources]

Average rainfall days in December
Annapolis, CA

Average rainfall days in December - Annapolis, CA
  • Average rainfall days in December: 11.8 days

The month with the highest number of rainy days is March (15 days).
The month with the least rainy days is August (0.9 days).

[Resources]

Average snowfall in December
Annapolis, CA

Average snowfall in December - Annapolis, CA
  • Average snowfall in December: 0"

The month with the highest snowfall is February (0.2").
Months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").

[Resources]

Average snowfall days in December
Annapolis, CA

Average snowfall days in December - Annapolis, CA
  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is February (0.3 days).
Months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).

[Resources]

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

Average daylight in December / Average sunshine in December - Annapolis, 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: 5.4h

Months with the most sunshine are July and August (Average sunshine: 12h).
The month with the least sunshine is December (Average sunshine: 5.4h).

[Resources]

Average sunshine days in December
Annapolis, CA

Average sunshine days in December - Annapolis, CA
  • Average sunshine days in December: 17.5 days

Months with the most sunshine days are July and August (29.6 days).
The month with the least sunshine days is March (14.6 days).

[Resources]

Average UV index in December
Annapolis, CA

Average UV index in December - Annapolis, 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 February, November and December (UV index 3).

[Resources]

Average cloud cover in December
Annapolis, CA

Average cloud cover in December - Annapolis, CA
  • Average cloud cover in December: 40

The month with the most cloud cover is March (Cloud cover 42).
Months with the least cloud cover are July and August (Cloud cover 6).

[Resources]

Average visibility in December
Annapolis, CA

Average visibility in December - Annapolis, 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).

[Resources]