December weather forecast
Rich, CA

Share

Weather in December

The first month of the winter, December, is also a fresh month in Rich, California, with temperature in the range of an average low of 38.1°F (3.4°C) and an average high of 55°F (12.8°C).

Temperature

Rich notes the coldest temperatures in December, with a high average of 55°F (12.8°C) and a low of 38.1°F (3.4°C).

Humidity

With an average relative humidity of 51%, December is the most humid month in Rich.

Rainfall

December is the month with the most rainfall. Rain falls for 4.9 days and accumulates 0.83" (21mm) of precipitation.

Snowfall

January, November and December are months with snowfall in Rich. In Rich, in December, snow falls for 0.1 days, with typically accumulated 0.28" (7mm) of snow. In Rich, during the entire year, snow falls for 0.7 days and aggregates up to 1.1" (28mm) of snow.

Daylight

With an average of 9h and 54min of daylight, December has the shortest days of the year in Rich.
On the first day of December, sunrise is at 6:41 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 4:49 pm PST.

Sunshine

In December, the average sunshine in Rich, California, is 7.1h.

UV index

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: A daily maximum UV index of 3 in December translates into the following instructions:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. To guard against the harmful effects of the Sun, minimize exposure during midday. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
[Resources]

Frequently asked questions

What is the coldest time of year in Rich?

With average high and low temperatures of 55°F (12.8°C) and 38.1°F (3.4°C) respectively, December is Rich's coldest month.

What is the temperature in December in Rich?

The high-temperature, in December, in Rich, is 55°F (12.8°C), while the low-temperature averages to 38.1°F (3.4°C).

What is the most humid month in Rich?

The most humid month is December, with an average relative humidity of 51%.

What is the average humidity in December in Rich?

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

What is the wettest month in Rich?

The month with the most rainfall in Rich, California, is December, when the rain falls for 4.9 days and typically aggregates up to 0.83" (21mm) of precipitation.

How much does it rain in Rich in December?

In Rich, California, in December, it is raining for 4.9 days, with typically 0.83" (21mm) of accumulated precipitation.

How much does it snow in Rich in December?

In Rich, during December, snow falls for 0.1 days and regularly aggregates up to 0.28" (7mm) of snow.

What is the month with the shortest days in Rich?

The month with the shortest days in Rich is December, with an average of 9h and 54min of daylight.

How many hours of daylight does Rich have in December?

The average day length in December in Rich is 9h and 51min.

When is the sunrise / sunset in December in Rich?

On the first day of December in Rich, sunrise is at 6:41 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 4:49 pm PST.

How long on average sun shines in December in Rich?

In Rich, California, the average sunshine duration in December is 7.1h.

What are the months with the lowest UV index in Rich?

The 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 Rich?

The average daily maximum UV index in December in Rich is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health from exposure to the Sun's 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
Rich, CA

Average temperature in December - Rich, CA
  • Average high temperature in December: 55°F

The warmest month (with the highest average high temperature) is July (95.9°F).
The month with the lowest average high temperature is December (55°F).

  • Average low temperature in December: 38.1°F

The month with the highest average low temperature is August (70.3°F).
The coldest month (with the lowest average low temperature) is December (38.1°F).

[Resources]

Average pressure in December
Rich, CA

Average pressure in December - Rich, CA
  • Average pressure in December: 30.09"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

[Resources]

Average wind speed in December
Rich, CA

Average wind speed in December - Rich, CA
  • Average wind speed in December: 7mph

The windiest month (with the highest average wind speed) is May (11.8mph).
The calmest month (with the lowest average wind speed) is January (6.5mph).

[Resources]

Average humidity in December
Rich, CA

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

The month with the highest relative humidity is December (51%).
The month with the lowest relative humidity is August (24%).

[Resources]

Average rainfall in December
Rich, CA

Average rainfall in December - Rich, CA
  • Average rainfall in December: 0.83"

The wettest month (with the highest rainfall) is December (0.83").
The driest month (with the least rainfall) is June (0.04").

[Resources]

Average rainfall days in December
Rich, CA

Average rainfall days in December - Rich, CA
  • Average rainfall days in December: 4.9 days

The month with the highest number of rainy days is March (5.5 days).
The month with the least rainy days is June (0.9 days).

[Resources]

Average snowfall in December
Rich, CA

Average snowfall in December - Rich, CA
  • Average snowfall in December: 0.28"

The month with the highest snowfall is November (0.71").
The months with the least snowfall are February, March, April, May, June, July, August, September and October (0").

[Resources]

Average snowfall days in December
Rich, CA

Average snowfall days in December - Rich, CA
  • Average snowfall days in December: 0.1 days

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

[Resources]

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

Average daylight in December / Average sunshine in December - Rich, CA
  • Average daylight in December: 9h and 5min

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

  • Average sunshine in December: 7h and 1min

The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 7h and 0min).

[Resources]

Average sunshine days in December
Rich, CA

Average sunshine days in December - Rich, CA
  • Average sunshine days in December: 25 days

The month with the most sunshine days is June (28.2 days).
The month with the least sunshine days is February (22.8 days).

[Resources]

Average UV index in December
Rich, CA

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

The month with the highest UV index is July (UV index 8).
The months with the lowest UV index are January, February, November and December (UV index 3).

[Resources]

Average cloud cover in December
Rich, CA

Average cloud cover in December - Rich, CA
  • Average cloud cover in December: 19

The months with the most cloud cover are March and December (Cloud cover 19).
The months with the least cloud cover are June, August and September (Cloud cover 5).

[Resources]

Average visibility in December
Rich, CA

Average visibility in December - Rich, 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).

[Resources]

Rich, California, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location