December weather forecast
Canyon Lake, CA

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Weather in December

December, the first month of the winter in Canyon Lake, is still a comfortable month, with an average temperature fluctuating between 61.5°F (16.4°C) and 43.7°F (6.5°C).

Temperature

December, noted for its average high-temperature of 61.5°F (16.4°C) and an average low-temperature of 43.7°F (6.5°C), is considered the coldest month.

Humidity

The average relative humidity in December is 57%.

Rainfall

In December, in Canyon Lake, the rain falls for 4.5 days. Throughout December, 0.43" (11mm) of precipitation is accumulated. Throughout the year, there are 34.6 rainfall days, and 2.56" (65mm) of precipitation is accumulated.

Daylight

The month with the shortest days is December, with an average of 10h and 0min of daylight.
On the first day of the month, sunrise is at 6:36 am and sunset at 4:40 pm. On the last day of December, sunrise is at 6:53 am and sunset at 4:51 pm PST.

Sunshine

December has the least sunshine of the year, with an average of 6.6h of sunshine.

UV index

With an average maximum UV index of 3, December is the month with the lowest UV index. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: In December, the maximum UV index of 3 transforms into these recommendations:
Adopt protective measures - It is advised to guard against sun damage. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

December stands out as Canyon Lake's coldest month, with an average high-temperature of 61.5°F (16.4°C) and a low-temperature of 43.7°F (6.5°C).

What are December temperatures?

The average high-temperature and low-temperature during December are 61.5°F (16.4°C) and 43.7°F (6.5°C) respectively. In September, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, is evaluated at 87.8°F (31°C).

What is the average humidity in December?

In Canyon Lake, California, the average relative humidity in December is 57%.

How many days does it rain in December?

In Canyon Lake, during December, the rain falls for 4.5 days and regularly aggregates up to 0.43" (11mm) of precipitation.

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.

What is the average length of the day in December?

In Canyon Lake, the average day length in December is 9h and 58min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 6:36 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 6:53 am and sunset at 4:51 pm PST.

What is the month with the least sunshine?

December has the least sunshine of the year, with an average of 6.6h of sunshine.

How many hours of sunshine does Canyon Lake have in December?

The average sunshine duration in December is 6.6h.

When is the lowest UV index?

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

What is the UV index reading in December?

The average daily maximum UV index in December is 3. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Canyon Lake, CA

Average temperature in December - Canyon Lake, CA
  • Average high temperature in December: 61.5°F

The warmest month (with the highest average high temperature) is August (89.1°F).
The month with the lowest average high temperature is December (61.5°F).

  • Average low temperature in December: 43.7°F

The month with the highest average low temperature is August (63.3°F).
The coldest month (with the lowest average low temperature) is December (43.7°F).

Average pressure in December
Canyon Lake, CA

Average pressure in December - Canyon Lake, CA
  • Average pressure in December: 30.07"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in December
Canyon Lake, CA

Average wind speed in December - Canyon Lake, CA
  • Average wind speed in December: 4.7mph

The windiest month (with the highest average wind speed) is April (5.4mph).
The calmest months (with the lowest average wind speed) are August and September (4.1mph).

Average humidity in December
Canyon Lake, CA

Average humidity in December - Canyon Lake, CA
  • Average humidity in December: 57%

The month with the highest relative humidity is May (62%).
The months with the lowest relative humidity are August and November (50%).

Average rainfall in December
Canyon Lake, CA

Average rainfall in December - Canyon Lake, CA
  • Average rainfall in December: 0.43"

The wettest month (with the highest rainfall) is February (0.55").
The driest month (with the least rainfall) is June (0").

Average rainfall days in December
Canyon Lake, CA

Average rainfall days in December - Canyon Lake, CA
  • Average rainfall days in December: 4.5 days

The month with the highest number of rainy days is March (6.3 days).
The month with the least rainy days is June (0.8 days).

Average daylight in December /
Average sunshine in December
Canyon Lake, CA

Average daylight in December / Average sunshine in December - Canyon Lake, 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: 6h and 4min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).

Average sunshine days in December
Canyon Lake, CA

Average sunshine days in December - Canyon Lake, CA
  • Average sunshine days in December: 25 days

The month with the most sunshine days is June (28.6 days).
The month with the least sunshine days is February (22.8 days).

Average UV index in December
Canyon Lake, CA

Average UV index in December - Canyon Lake, CA
  • Average UV index in December: 3

The month with the highest UV index is August (UV index 7).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in December
Canyon Lake, CA

Average cloud cover in December - Canyon Lake, CA
  • Average cloud cover in December: 24

The months with the most cloud cover are March and December (Cloud cover 24).
The month with the least cloud cover is August (Cloud cover 5).

Average visibility in December
Canyon Lake, CA

Average visibility in December - Canyon Lake, 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).

Canyon Lake, California, USA

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