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 onset of December entails a temperature shift, as the average high-temperature decreases from a refreshing 59.2°F (15.1°C) in November to a frosty 48°F (8.9°C). In Winslow, December's nights observe an average temperature dip to a freezing cold 30.7°F (-0.7°C).Humidity
In Winslow, the average relative humidity in December is 52%.Rainfall
In December, in Winslow, the rain falls for 3.4 days. Throughout December, 0.24" (6mm) of precipitation is accumulated. In Winslow, during the entire year, the rain falls for 46.1 days and collects up to 3.35" (85mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. In Winslow, in December, snow falls for 1.5 days, with typically accumulated 0.39" (10mm) of snow. In Winslow, during the entire year, snow falls for 5.9 days and aggregates up to 3.07" (78mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 48min of daylight.On the first day of the month, sunrise is at 7:13 am and sunset at 5:11 pm. On the last day of December, sunrise is at 7:30 am and sunset at 5:21 pm MST.
Sunshine
With an average of 7h of sunshine, December has the least sunshine of the year.UV index
November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 2 in December translates into these instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Winslow have in December?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Winslow, AZ
- Average high temperature in December: 48°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (47.7°F).
- Average low temperature in December: 30.7°F
The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).
Average pressure in December
Winslow, AZ
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are May and June (29.88"Hg).
Average wind speed in December
Winslow, AZ
- Average wind speed in December: 7mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is January (6.2mph).
Average humidity in December
Winslow, AZ
- Average humidity in December: 52%
The month with the highest relative humidity is January (57%).
The month with the lowest relative humidity is June (18%).
Average rainfall in December
Winslow, AZ
- Average rainfall in December: 0.24"
The wettest month (with the highest rainfall) is October (0.55").
The driest month (with the least rainfall) is June (0.08").
Average rainfall days in December
Winslow, AZ
- Average rainfall days in December: 3.4 days
The month with the highest number of rainy days is July (7.8 days).
The months with the least rainy days are June and November (2.5 days).
Average snowfall in December
Winslow, AZ
- Average snowfall in December: 0.39"
The month with the highest snowfall is February (1.69").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Winslow, AZ
- Average snowfall days in December: 1.5 days
The month with the highest number of snowfall days is January (1.6 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
Winslow, AZ
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in December: 7h and 0min
The month with the most sunshine is August (Average sunshine: 12h and 18min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).
Average sunshine days in December
Winslow, AZ
- Average sunshine days in December: 26 days
The month with the most sunshine days is May (27.1 days).
The month with the least sunshine days is July (19.7 days).
Average UV index in December
Winslow, AZ
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are November and December (UV index 2).
Average cloud cover in December
Winslow, AZ
- Average cloud cover in December: 20
The month with the most cloud cover is December (Cloud cover 20).
The month with the least cloud cover is June (Cloud cover 8).
Average visibility in December
Winslow, 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).
Winslow, Arizona, USA
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