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 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
December is the coldest month, exhibiting average temperatures of 61°F (16.1°C) at the peak and 47.3°F (8.5°C) at the base.Humidity
The months with the highest humidity are January and December, with an average relative humidity of 40%.Rainfall
In McVay, in December, it is raining for 4.4 days, with typically 0.35" (9mm) of accumulated precipitation. Throughout the year, there are 47.8 rainfall days, and 5.24" (133mm) of precipitation is accumulated.Daylight
With an average of 10h and 0min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:22 am and sunset at 5:26 pm. On the last day of December, sunrise is at 7:40 am and sunset at 5:37 pm MST.
Sunshine
The month with the least sunshine is December, with an average of 7h of sunshine.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 health risk from unsafe exposure to UV radiation for the ordinary person.Note: A maximum daily UV index of 3 during December morphs into the following directions:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest?
What is the temperature in December in McVay?
What are the most humid months?
What is the average humidity in December?
How many days does it rain in December?
What is the month with the shortest days?
How many hours of daylight does McVay have in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does McVay have in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
McVay, AZ
- Average high temperature in December: 61°F
The warmest month (with the highest average high temperature) is July (103.1°F).
The month with the lowest average high temperature is December (61°F).
- Average low temperature in December: 47.3°F
The month with the highest average low temperature is August (85.6°F).
The coldest month (with the lowest average low temperature) is January (47.1°F).
Average pressure in December
McVay, AZ
- Average pressure in December: 30.05"Hg
The month with the highest atmospheric pressure is January (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.74"Hg).
Average wind speed in December
McVay, AZ
- Average wind speed in December: 6mph
The windiest months (with the highest average wind speed) are April and May (8.8mph).
The calmest months (with the lowest average wind speed) are January, November and December (6mph).
Average humidity in December
McVay, AZ
- Average humidity in December: 40%
The months with the highest relative humidity are January and December (40%).
The month with the lowest relative humidity is June (17%).
Average rainfall in December
McVay, AZ
- Average rainfall in December: 0.35"
The wettest month (with the highest rainfall) is July (0.87").
The driest month (with the least rainfall) is May (0.08").
Average rainfall days in December
McVay, AZ
- Average rainfall days in December: 4.4 days
The month with the highest number of rainy days is July (8.1 days).
The month with the least rainy days is May (1.4 days).
Average daylight in December /
Average sunshine in December
McVay, AZ
- 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 6min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).
Average sunshine days in December
McVay, AZ
- Average sunshine days in December: 26.2 days
The month with the most sunshine days is May (29.3 days).
The month with the least sunshine days is August (19.5 days).
Average UV index in December
McVay, AZ
- 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
McVay, AZ
- Average cloud cover in December: 18
The month with the most cloud cover is December (Cloud cover 18).
The month with the least cloud cover is June (Cloud cover 5).
Average visibility in December
McVay, 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).
McVay, Arizona, USA
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