December weather forecast
Weimar, CA

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Weather in December

The first month of the winter, December, is also a fresh month in Weimar, California, with an average temperature fluctuating between 52.5°F (11.4°C) and 37.9°F (3.3°C).

Temperature

December is Weimar's coldest month, registering average high temperatures of 52.5°F (11.4°C) and lows of 37.9°F (3.3°C).

Humidity

In Weimar, the average relative humidity in December is 67%.

Rainfall

In Weimar, in December, during 11.1 rainfall days, 5.2" (132mm) of precipitation is typically accumulated. Throughout the year, there are 85.8 rainfall days, and 33.03" (839mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall in Weimar, California. In Weimar, during December, snow falls for 0.5 days and regularly aggregates up to 0.75" (19mm) of snow. Throughout the year, there are 5.5 snowfall days, and 10.2" (259mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 30min of daylight.
On the first day of the month, sunrise is at 7:04 am and sunset at 4:41 pm. On the last day of December, sunrise is at 7:22 am and sunset at 4:51 pm PST.

Sunshine

In December, the average sunshine is 5.7h.

UV index

January through March, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: The UV index of 3 during December translates into the following guidance:
Take precautions. Light skin individuals may get burned in less than 30 minutes. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

With average high and low temperatures of 52.5°F (11.4°C) and 37.9°F (3.3°C) respectively, December is Weimar's coldest month.

What is the usual temperature for Weimar in December?

In Weimar, in December, the average high-temperature is 52.5°F (11.4°C), and the average low-temperature is 37.9°F (3.3°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in June is computed to be 84.2°F (29°C).

What is the average humidity in December in Weimar?

In December, the average relative humidity is 67%.

How many days does it rain in December?

In Weimar, in December, it is raining for 11.1 days, with typically 5.2" (132mm) of accumulated precipitation.

How much does it snow in December?

In Weimar, California, during December, snow falls for 0.5 days and regularly aggregates up to 0.75" (19mm) of snow.

What is the month with the shortest days in Weimar?

With an average of 9h and 30min of daylight, December has the shortest days of the year.

How many hours of daylight does Weimar have in December?

In December, the average day length is 9h and 29min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:04 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 4:51 pm PST.

How many hours of sunshine does Weimar have in December?

In December, the average sunshine duration is 5.7h.

What are the months with the lowest UV index?

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

What is the UV index reading in December?

In Weimar, California, the average daily maximum UV index in December is 3. A UV Index reading of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Weimar, CA

Average temperature in December - Weimar, CA
  • Average high temperature in December: 52.5°F

The warmest month (with the highest average high temperature) is July (91.2°F).
The month with the lowest average high temperature is December (52.5°F).

  • Average low temperature in December: 37.9°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is December (37.9°F).

Average pressure in December
Weimar, CA

Average pressure in December - Weimar, CA
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in December
Weimar, CA

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

The windiest month (with the highest average wind speed) is February (6mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in December
Weimar, CA

Average humidity in December - Weimar, CA
  • Average humidity in December: 67%

The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is July (36%).

Average rainfall in December
Weimar, CA

Average rainfall in December - Weimar, CA
  • Average rainfall in December: 5.2"

The wettest month (with the highest rainfall) is March (6.54").
The driest months (with the least rainfall) are July and August (0.04").

Average rainfall days in December
Weimar, CA

Average rainfall days in December - Weimar, CA
  • Average rainfall days in December: 11.1 days

The month with the highest number of rainy days is March (15.1 days).
The months with the least rainy days are July and August (1.1 days).

Average snowfall in December
Weimar, CA

Average snowfall in December - Weimar, CA
  • Average snowfall in December: 0.75"

The month with the highest snowfall is February (4.41").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Weimar, CA

Average snowfall days in December - Weimar, CA
  • Average snowfall days in December: 0.5 days

The month with the highest number of snowfall days is February (1.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Weimar, CA
  • Average daylight in December: 9h and 3min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in December: 5h and 4min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 30min).

Average sunshine days in December
Weimar, CA

Average sunshine days in December - Weimar, CA
  • Average sunshine days in December: 19.1 days

The month with the most sunshine days is July (29.7 days).
The month with the least sunshine days is March (14.8 days).

Average UV index in December
Weimar, CA

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

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 3).

Average cloud cover in December
Weimar, CA

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

The month with the most cloud cover is March (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 4).

Average visibility in December
Weimar, CA

Average visibility in December - Weimar, 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).

Weimar, California, USA

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