December weather forecast
Bishop, CA

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Magnificent clear waters and scenic surrounding of a small lake in the Bishop Town of California
Magnificent clear waters and scenic surrounding of a small lake in the Bishop Town of California

Weather in December

The first month of the winter, December, is also an icy month in Bishop, California, with an average temperature ranging between min 24.1°F (-4.4°C) and max 40.8°F (4.9°C).

Temperature

December is the coldest month, exhibiting average temperatures of 40.8°F (4.9°C) at the peak and 24.1°F (-4.4°C) at the base.

Humidity

December is the most humid month, with an average relative humidity of 58%.

Rainfall

In Bishop, during December, the rain falls for 6.6 days and regularly aggregates up to 0.55" (14mm) of precipitation. In Bishop, California, during the entire year, the rain falls for 74.6 days and collects up to 6.97" (177mm) of precipitation.

Snowfall

Months with snowfall are January through May, November and December. In Bishop, in December, snow falls for 3.5 days, with typically accumulated 0.83" (21mm) of snow. In Bishop, during the entire year, snow falls for 14.6 days and aggregates up to 5.47" (139mm) of snow.

Daylight

With an average of 9h and 36min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 6:49 am and sunset at 4:36 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 4:46 pm PST.

Sunshine

February and December, with an average of 7.2h of sunshine, are months with the least sunshine.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for average individuals.
Note: In December, the maximum UV index of 2 translates into these guidelines:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Updated: Aug 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

December is the month that records the lowest temperatures, with averages ranging from a high of 40.8°F (4.9°C) to a low of 24.1°F (-4.4°C).

How cold does it get in December?

In December, the average high-temperature and low-temperature are 40.8°F (4.9°C) and 24.1°F (-4.4°C) respectively.

What is the most humid month?

With an average relative humidity of 58%, December is the most humid month.

What is the average humidity in December?

In December, the average relative humidity is 58%.

How many days does it rain in December?

In Bishop, during December, the rain falls for 6.6 days and regularly aggregates up to 0.55" (14mm) of precipitation.

How many days does it snow in December?

In Bishop, in December, snow falls for 3.5 days, with typically accumulated 0.83" (21mm) of snow.

What is the month with the shortest days?

With an average of 9h and 36min of daylight, December has the shortest days of the year.

How many hours of daylight does Bishop have in December?

In Bishop, the average day length in December is 9h and 38min.

When is the sunrise / sunset in December?

In December, on the first day of the month, sunrise is at 6:49 am and sunset at 4:36 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 4:46 pm PST.

What is the month with the least sunshine?

The months with the least sunshine are February and December, with an average of 7.2h of sunshine.

How long on average sun shines in December?

The average sunshine duration in December in Bishop is 7.2h.

When is the lowest UV index?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Bishop.

How high is the UV index in December?

In Bishop, California, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to Sun's UV rays.
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
Bishop, CA

Average temperature in December - Bishop, CA
  • Average high temperature in December: 40.8°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is December (40.8°F).

  • Average low temperature in December: 24.1°F

The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is December (24.1°F).

Average pressure in December
Bishop, CA

Average pressure in December - Bishop, CA
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in December
Bishop, CA

Average wind speed in December - Bishop, CA
  • Average wind speed in December: 6mph

The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

Average humidity in December
Bishop, CA

Average humidity in December - Bishop, CA
  • Average humidity in December: 58%

The month with the highest relative humidity is December (58%).
The month with the lowest relative humidity is August (26%).

Average rainfall in December
Bishop, CA

Average rainfall in December - Bishop, CA
  • Average rainfall in December: 0.55"

The wettest month (with the highest rainfall) is January (0.87").
The driest month (with the least rainfall) is September (0.35").

Average rainfall days in December
Bishop, CA

Average rainfall days in December - Bishop, CA
  • Average rainfall days in December: 6.6 days

The month with the highest number of rainy days is May (9.2 days).
The month with the least rainy days is September (3.6 days).

Average snowfall in December
Bishop, CA

Average snowfall in December - Bishop, CA
  • Average snowfall in December: 0.83"

The month with the highest snowfall is March (1.18").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in December
Bishop, CA

Average snowfall days in December - Bishop, CA
  • Average snowfall days in December: 3.5 days

The month with the highest number of snowfall days is December (3.5 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

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

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

  • Average sunshine in December: 7h and 1min

The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The months with the least sunshine are February and December (Average sunshine: 7h and 12min).

Average sunshine days in December
Bishop, CA

Average sunshine days in December - Bishop, CA
  • Average sunshine days in December: 21 days

The month with the most sunshine days is October (25.3 days).
The months with the least sunshine days are April, May and July (17.2 days).

Average UV index in December
Bishop, CA

Average UV index in December - Bishop, CA
  • Average UV index in December: 2

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in December
Bishop, CA

Average cloud cover in December - Bishop, CA
  • Average cloud cover in December: 18

The months with the most cloud cover are February, March and December (Cloud cover 18).
The months with the least cloud cover are August and September (Cloud cover 6).

Average visibility in December
Bishop, CA

Average visibility in December - Bishop, 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).

Bishop, California, USA

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