Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The month of December, characterized by an average high of 54.5°F (12.5°C) and a low of 37.8°F (3.2°C), is recognized as the coldest.Humidity
December is the most humid month in Quartz Hill, with an average relative humidity of 54%.Rainfall
December is the month with the most rainfall in Quartz Hill. Rain falls for 5.8 days and accumulates 1.34" (34mm) of precipitation.Snowfall
Months with snowfall are January through March, November and December. December is the month with the most snowfall. Snow falls for 0.3 days and accumulates 2.01" (51mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 54min of daylight.On the first day of the month, sunrise is at 6:42 am and sunset at 4:42 pm. On the last day of December, in Quartz Hill, sunrise is at 6:59 am and sunset at 4:52 pm PST.
Sunshine
In December, the average sunshine is 7h.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 of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: The daily high UV index of 3 during December translates into the following recommendations:
Take precautions - Protection against sun damage is advised. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Frequently asked questions
What part of the year is the coldest in Quartz Hill?
What are December temperatures in Quartz Hill?
What is the most humid month in Quartz Hill?
What is the average humidity in December in Quartz Hill?
What is the rainiest month in Quartz Hill?
How much does it rain in Quartz Hill in December?
When does it snow the most in Quartz Hill?
How much does it snow in Quartz Hill in December?
What is the month with the shortest days in Quartz Hill?
What is the average length of the day in December in Quartz Hill?
What time are sunrise and sunset in December in Quartz Hill?
How long on average sun shines in December in Quartz Hill?
What is the month with the lowest UV index in Quartz Hill?
How high is the UV index in December in Quartz Hill?
Average temperature in December
Quartz Hill, CA
- Average high temperature in December: 54.5°F
The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is December (54.5°F).
- Average low temperature in December: 37.8°F
The month with the highest average low temperature is August (65.3°F).
The coldest month (with the lowest average low temperature) is December (37.8°F).
Average pressure in December
Quartz Hill, 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 (29.86"Hg).
Average wind speed in December
Quartz Hill, CA
- Average wind speed in December: 6.8mph
The windiest month (with the highest average wind speed) is May (9.3mph).
The calmest month (with the lowest average wind speed) is January (6.7mph).
Average humidity in December
Quartz Hill, CA
- Average humidity in December: 54%
The month with the highest relative humidity is December (54%).
The month with the lowest relative humidity is August (31%).
Average rainfall in December
Quartz Hill, CA
- Average rainfall in December: 1.34"
The wettest month (with the highest rainfall) is December (1.34").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in December
Quartz Hill, CA
- Average rainfall days in December: 5.8 days
The month with the highest number of rainy days is March (7.1 days).
The month with the least rainy days is June (1.1 days).
Average snowfall in December
Quartz Hill, CA
- Average snowfall in December: 2.01"
The month with the highest snowfall is December (2.01").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Quartz Hill, CA
- Average snowfall days in December: 0.3 days
The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Quartz Hill, 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: 7h and 0min
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: 6h and 54min).
Average sunshine days in December
Quartz Hill, CA
- Average sunshine days in December: 23.8 days
The month with the most sunshine days is June (28.1 days).
The month with the least sunshine days is February (20.8 days).
Average UV index in December
Quartz Hill, CA
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in December
Quartz Hill, CA
- Average cloud cover in December: 21
The months with the most cloud cover are March and December (Cloud cover 21).
The months with the least cloud cover are June, August and September (Cloud cover 5).
Average visibility in December
Quartz Hill, 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).
Quartz Hill, California, USA
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