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
January and December, with an average high-temperature of 45.7°F (7.6°C), are the coldest months.Humidity
In McNary, the average relative humidity in December is 61%.Rainfall
In December, in McNary, the rain falls for 3.6 days. Throughout December, 0.98" (25mm) of precipitation is accumulated. Throughout the year, in McNary, there are 71.1 rainfall days, and 9.96" (253mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in McNary. In McNary, in December, snow falls for 6.9 days, with typically accumulated 5.2" (132mm) of snow. In McNary, during the entire year, snow falls for 26 days and aggregates up to 20.98" (533mm) of snow.Daylight
With an average of 9h and 56min of daylight, December has the shortest days of the year in McNary.On the first day of the month, sunrise is at 7:06 am and sunset at 5:10 pm. On the last day of December, in McNary, Arizona, sunrise is at 7:24 am and sunset at 5:20 pm MST.
Sunshine
With an average of 6.8h of sunshine, December has the least sunshine of the year in McNary.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In December, the average maximum UV index of 2 translate into the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
FAQ
What is the coldest month in McNary?
What is the temperature in December in McNary?
What is the average humidity in December in McNary?
How much does it rain in McNary in December?
How much does it snow in McNary in December?
What is the month with the shortest days in McNary?
What is the average length of the day in December in McNary?
When are sunrise and sunset in December in McNary?
What is the month with the least sunshine in McNary?
How many hours of sunshine does McNary have in December?
What is the month with the lowest UV index in McNary?
How high is the UV index in December in McNary?
Average temperature in December
McNary, AZ
- Average high temperature in December: 45.7°F
The warmest month (with the highest average high temperature) is June (83.3°F).
The months with the lowest average high temperature are January and December (45.7°F).
- Average low temperature in December: 27°F
The month with the highest average low temperature is July (61°F).
The coldest months (with the lowest average low temperature) are January and December (27°F).
Average pressure in December
McNary, AZ
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in December
McNary, AZ
- Average wind speed in December: 7.7mph
The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in December
McNary, AZ
- Average humidity in December: 61%
The month with the highest relative humidity is January (62%).
The month with the lowest relative humidity is June (26%).
Average rainfall in December
McNary, AZ
- Average rainfall in December: 0.98"
The wettest month (with the highest rainfall) is July (1.89").
The driest month (with the least rainfall) is June (0.16").
Average rainfall days in December
McNary, AZ
- Average rainfall days in December: 3.6 days
The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is June (2.8 days).
Average snowfall in December
McNary, AZ
- Average snowfall in December: 5.2"
The month with the highest snowfall is January (5.94").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
McNary, AZ
- Average snowfall days in December: 6.9 days
The month with the highest number of snowfall days is December (6.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
McNary, AZ
- Average daylight in December: 9h and 56min
The month with the longest days is June (Average daylight: 14h and 23min).
The month with the shortest days is December (Average daylight: 9h and 56min).
- Average sunshine in December: 6h and 48min
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 48min).
Average sunshine days in December
McNary, AZ
- Average sunshine days in December: 22 days
The month with the most sunshine days is October (26 days).
The month with the least sunshine days is July (9.7 days).
Average UV index in December
McNary, AZ
- Average UV index in December: 2
The months with the highest UV index are 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
McNary, AZ
- Average cloud cover in December: 23
The month with the most cloud cover is December (Cloud cover 23).
The month with the least cloud cover is June (Cloud cover 8).
Average visibility in December
McNary, 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).
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