December weather forecastRoosevelt Lake Gardens West, AZ
December
Weather in December
The first month of the winter, December, is still a cool month in Roosevelt Lake Gardens West, Arizona, with temperature in the range of an average low of 31.5°F (-0.3°C) and an average high of 50.2°F (10.1°C).Temperature
December is the coldest month of the year, registering average temperatures as high as 50.2°F (10.1°C) and as low as 31.5°F (-0.3°C).Humidity
January and December, with an average relative humidity of 58%, are the most humid months.Rainfall
In Roosevelt Lake Gardens West, Arizona, in December, it is raining for 6.1 days, with typically 1.38" (35mm) of accumulated precipitation. In Roosevelt Lake Gardens West, during the entire year, the rain falls for 85.7 days and collects up to 15.31" (389mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. In Roosevelt Lake Gardens West, Arizona, in December, during 4.3 snowfall days, 5.39" (137mm) of snow is typically accumulated. In Roosevelt Lake Gardens West, during the entire year, snow falls for 13.6 days and aggregates up to 19.49" (495mm) of snow.Daylight
With an average of 9h and 54min of daylight, December has the shortest days of the year in Roosevelt Lake Gardens West.On the first day of the month, sunrise is at 7:12 am and sunset at 5:16 pm. On the last day of December, in Roosevelt Lake Gardens West, sunrise is at 7:30 am and sunset at 5:27 pm MST.
Sunshine
December has the least sunshine of the year, with an average of 6.6h of 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 reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. To protect against the Sun's most potent rays, avoid direct exposure around midday. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Roosevelt Lake Gardens West, AZ
- Average high temperature in December: 50.2°F
The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is December (50.2°F).
- Average low temperature in December: 31.5°F
The month with the highest average low temperature is July (64.6°F).
The coldest months (with the lowest average low temperature) are January and December (31.5°F).
Average pressure in December
Roosevelt Lake Gardens West, AZ
- Average pressure in December: 30.08"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in December
Roosevelt Lake Gardens West, AZ
- Average wind speed in December: 5.7mph
The windiest months (with the highest average wind speed) are April and May (7.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in December
Roosevelt Lake Gardens West, AZ
- Average humidity in December: 58%
The months with the highest relative humidity are January and December (58%).
The month with the lowest relative humidity is June (24%).
Average rainfall in December
Roosevelt Lake Gardens West, AZ
- Average rainfall in December: 1.38"
The wettest month (with the highest rainfall) is July (3.19").
The driest month (with the least rainfall) is June (0.24").
Average rainfall days in December
Roosevelt Lake Gardens West, AZ
- Average rainfall days in December: 6.1 days
The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is June (3.3 days).
Average snowfall in December
Roosevelt Lake Gardens West, AZ
- Average snowfall in December: 5.39"
The month with the highest snowfall is February (5.51").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Roosevelt Lake Gardens West, AZ
- Average snowfall days in December: 4.3 days
The month with the highest number of snowfall days is December (4.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Roosevelt Lake Gardens West, AZ
- Average daylight in December: 9h and 54min
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 36min
The months with the most sunshine are June and August (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).
Average sunshine days in December
Roosevelt Lake Gardens West, AZ
- Average sunshine days in December: 22.6 days
The month with the most sunshine days is November (25.8 days).
The month with the least sunshine days is July (9.1 days).
Average UV index in December
Roosevelt Lake Gardens West, AZ
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Roosevelt Lake Gardens West, AZ
- Average cloud cover in December: 24
The month with the most cloud cover is December (Cloud cover 24).
The month with the least cloud cover is June (Cloud cover 7).
Average visibility in December
Roosevelt Lake Gardens West, AZ
- 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).





