December weather forecast
Cathedral City, CA

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Weather in December

December, the first month of the winter in Cathedral City, is still a refreshing month, with an average temperature varying between 58.1°F (14.5°C) and 42.8°F (6°C).

Temperature

In Cathedral City, the lowest temperatures are generally noted in December, averaging a high of 58.1°F (14.5°C) and a low of 42.8°F (6°C).

Humidity

With an average relative humidity of 47%, December is the most humid month.

Rainfall

In December, the rain falls for 5.4 days. Throughout December, 0.91" (23mm) of precipitation is accumulated. Throughout the year, there are 54 rainfall days, and 6.57" (167mm) of precipitation is accumulated.

Daylight

December has the shortest days of the year, with an average of 10h and 0min of daylight.
On the first day of December, sunrise is at 6:33 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 6:50 am and sunset at 4:47 pm PST.

Sunshine

With an average of 7h of sunshine, December has the least sunshine of the year.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: An average UV index of 3 in December transforms into this advice:
Exercise prevention - Protecting skin and eyes from harm is required. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Updated: Aug 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months in Cathedral City?

December, known for its average high temperature of 58.1°F (14.5°C) and an average low temperature of 42.8°F (6°C), is the coldest month.

What is the average December temperature?

In December, the average high-temperature and low-temperature are 58.1°F (14.5°C) and 42.8°F (6°C) respectively.

What is the most humid month?

The most humid month is December, with an average relative humidity of 47%.

What is the average humidity in December?

In Cathedral City, the average relative humidity in December is 47%.

How much does it rain in December?

In December, the rain falls for 5.4 days. Throughout December, 0.91" (23mm) of precipitation is accumulated.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 10h and 0min of daylight.

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

The average day length in December is 9h and 57min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 6:33 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 6:50 am and sunset at 4:47 pm PST.

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

The month with the least sunshine is December, with an average of 7h of sunshine.

How long on average sun shines in December?

In December, the average sunshine duration is 7h.

When is the lowest UV index in Cathedral City?

With an average maximum UV index of 3, December is the month with the lowest UV index.

What is the UV index reading in December?

In December, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Cathedral City, CA

Average temperature in December - Cathedral City, CA
  • Average high temperature in December: 58.1°F

The warmest months (with the highest average high temperature) are July and August (93.7°F).
The month with the lowest average high temperature is December (58.1°F).

  • Average low temperature in December: 42.8°F

The month with the highest average low temperature is August (72.9°F).
The coldest month (with the lowest average low temperature) is December (42.8°F).

Average pressure in December
Cathedral City, CA

Average pressure in December - Cathedral City, CA
  • Average pressure in December: 30.06"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.81"Hg).

Average wind speed in December
Cathedral City, CA

Average wind speed in December - Cathedral City, CA
  • Average wind speed in December: 6.1mph

The windiest month (with the highest average wind speed) is May (8.8mph).
The calmest month (with the lowest average wind speed) is January (5.8mph).

Average humidity in December
Cathedral City, CA

Average humidity in December - Cathedral City, CA
  • Average humidity in December: 47%

The month with the highest relative humidity is December (47%).
The months with the lowest relative humidity are June, July and August (29%).

Average rainfall in December
Cathedral City, CA

Average rainfall in December - Cathedral City, CA
  • Average rainfall in December: 0.91"

The wettest month (with the highest rainfall) is July (1.14").
The driest months (with the least rainfall) are May and June (0.12").

Average rainfall days in December
Cathedral City, CA

Average rainfall days in December - Cathedral City, CA
  • Average rainfall days in December: 5.4 days

The month with the highest number of rainy days is July (8.3 days).
The month with the least rainy days is June (1.5 days).

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

Average daylight in December / Average sunshine in December - Cathedral City, CA
  • Average daylight in December: 10h and 0min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in December: 7h and 0min

The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).

Average sunshine days in December
Cathedral City, CA

Average sunshine days in December - Cathedral City, CA
  • Average sunshine days in December: 24.5 days

The month with the most sunshine days is June (27.5 days).
The month with the least sunshine days is July (19.1 days).

Average UV index in December
Cathedral City, CA

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

The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in December
Cathedral City, CA

Average cloud cover in December - Cathedral City, CA
  • Average cloud cover in December: 19

The month with the most cloud cover is December (Cloud cover 19).
The month with the least cloud cover is June (Cloud cover 5).

Average visibility in December
Cathedral City, CA

Average visibility in December - Cathedral City, 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).

Cathedral City, California, USA

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