December weather forecast
Havasu Lake, CA

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Weather in December

The first month of the winter, December, is also a moderate month in Havasu Lake, California, with an average temperature fluctuating between 46.6°F (8.1°C) and 60.1°F (15.6°C).

Temperature

December, recording an average high temperature of 60.1°F (15.6°C) and a low temperature of 46.6°F (8.1°C), is Havasu Lake's coldest month.

Humidity

The average relative humidity in December is 39%.

Rainfall

In Havasu Lake, in December, during 4.9 rainfall days, 0.67" (17mm) of precipitation is typically accumulated. Throughout the year, there are 52.1 rainfall days, and 6.26" (159mm) of precipitation is accumulated.

Snowfall

The only month with snowfall is December. December has the most snowfall days of the year. Snow falls for 0.1 days.

Daylight

The month with the shortest days is December, with an average of 9h and 54min of daylight.
On the first day of December, sunrise is at 6:26 am and sunset at 4:27 pm. On the last day of the month, sunrise is at 6:44 am and sunset at 4:37 pm PST.

Sunshine

The month with the least sunshine is December, with an average of 6.8h 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 rays for ordinary individuals.
Note: The maximum daily UV index of 3 in December converts into the following recommendations:
Make use of precautions - It is urged to ward off sun damage. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Experience reduced UV exposure by about half when donning a wide-brim hat. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Updated: Jun 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months?

Havasu Lake experiences its lowest temperatures in December, with an average peak of 60.1°F (15.6°C) and a low of 46.6°F (8.1°C).

What is the usual temperature for Havasu Lake in December?

The high-temperature during December is 60.1°F (15.6°C) and the low-temperature is 46.6°F (8.1°C).

What is the average humidity in December?

The average relative humidity in December is 39%.

How much does it rain in December?

In Havasu Lake, in December, during 4.9 rainfall days, 0.67" (17mm) of precipitation is typically accumulated.

What is the snowiest month?

The month with the most snowfall days is December, when snow falls for 0.1 days.

When does it start snowing?

December is the first month it typically snows. Throughout December, there are 0.1 snowfall days.

What is the month with the shortest days?

With an average of 9h and 54min of daylight, December has the shortest days of the year.

How many hours of daylight does Havasu Lake have in December?

In Havasu Lake, the average day length in December is 9h and 53min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 6:26 am and sunset at 4:27 pm. On the last day of the month, sunrise is at 6:44 am and sunset at 4:37 pm PST.

What is the month with the least sunshine?

December has the least sunshine of the year, with an average of 6.8h of sunshine.

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

The average sunshine duration in December is 6.8h.

What is the month with the lowest UV index?

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

What is the UV index reading in December?

In Havasu Lake, the average daily maximum UV index in December is 3. A UV Index of 3 to 5 symbolizes a moderate health threat 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
Havasu Lake, CA

Average temperature in December - Havasu Lake, CA
  • Average high temperature in December: 60.1°F

The warmest month (with the highest average high temperature) is July (102.7°F).
The month with the lowest average high temperature is December (60.1°F).

  • Average low temperature in December: 46.6°F

The month with the highest average low temperature is August (85.5°F).
The coldest month (with the lowest average low temperature) is December (46.6°F).

Average pressure in December
Havasu Lake, CA

Average pressure in December - Havasu Lake, CA
  • Average pressure in December: 30.06"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.75"Hg).

Average wind speed in December
Havasu Lake, CA

Average wind speed in December - Havasu Lake, CA
  • Average wind speed in December: 6.6mph

The windiest months (with the highest average wind speed) are April and May (8.6mph).
The calmest month (with the lowest average wind speed) is November (6.5mph).

Average humidity in December
Havasu Lake, CA

Average humidity in December - Havasu Lake, CA
  • Average humidity in December: 39%

The month with the highest relative humidity is January (40%).
The month with the lowest relative humidity is June (15%).

Average rainfall in December
Havasu Lake, CA

Average rainfall in December - Havasu Lake, CA
  • Average rainfall in December: 0.67"

The wettest month (with the highest rainfall) is August (1.02").
The driest month (with the least rainfall) is June (0.04").

Average rainfall days in December
Havasu Lake, CA

Average rainfall days in December - Havasu Lake, CA
  • Average rainfall days in December: 4.9 days

The month with the highest number of rainy days is July (9.3 days).
The month with the least rainy days is June (0.8 days).

Average snowfall days in December
Havasu Lake, CA

Average snowfall days in December - Havasu Lake, CA
  • Average snowfall days in December: 0.1 days

The month with the highest number of snowfall days is December (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in December: 6h and 5min

The month with the most sunshine is August (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).

Average sunshine days in December
Havasu Lake, CA

Average sunshine days in December - Havasu Lake, CA
  • Average sunshine days in December: 25.5 days

The month with the most sunshine days is June (28.7 days).
The month with the least sunshine days is August (18.7 days).

Average UV index in December
Havasu Lake, CA

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

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

Average cloud cover in December
Havasu Lake, CA

Average cloud cover in December - Havasu Lake, CA
  • Average cloud cover in December: 21

The month with the most cloud cover is December (Cloud cover 21).
The month with the least cloud cover is June (Cloud cover 5).

Average visibility in December
Havasu Lake, CA

Average visibility in December - Havasu 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).

Havasu Lake, California, USA

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