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
The month of December, characterized by an average high of 62.8°F (17.1°C) and a low of 46.9°F (8.3°C), is recognized as the coldest.Humidity
January and December, with an average relative humidity of 44%, are the most humid months.Rainfall
In Santan, during December, the rain falls for 6.2 days and regularly aggregates up to 0.79" (20mm) of precipitation. Throughout the year, there are 57.4 rainfall days, and 7.48" (190mm) of precipitation is accumulated.Daylight
The month with the shortest days is December, with an average of 10h and 0min of daylight.On the first day of the month, sunrise is at 7:13 am and sunset at 5:19 pm. On the last day of December, in Santan, sunrise is at 7:30 am and sunset at 5:30 pm MST.
Sunshine
The month with the least sunshine in Santan is December, with an average of 6.8h of sunshine.UV index
With an average maximum UV index of 3, December is the month with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum high daily UV index of 3 during December translates into the following directions:
Take necessary precautions - Protection from skin and eye injury is mandatory. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest in Santan?
What are the temperatures in Santan in December?
What is the most humid month in Santan?
What is the average humidity in December in Santan?
How much does it rain in Santan in December?
What is the month with the shortest days in Santan?
What is the average length of the day in December in Santan?
When is the sunrise / sunset in December in Santan?
What is the month with the least sunshine in Santan?
How long on average sun shines in December in Santan?
What is the month with the lowest UV index in Santan?
How high is the UV index in December in Santan?
Average temperature in December
Santan, AZ
- Average high temperature in December: 62.8°F
The warmest month (with the highest average high temperature) is July (102.4°F).
The month with the lowest average high temperature is December (62.8°F).
- Average low temperature in December: 46.9°F
The month with the highest average low temperature is August (83.8°F).
The coldest month (with the lowest average low temperature) is January (46.4°F).
Average pressure in December
Santan, AZ
- Average pressure in December: 30.05"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.81"Hg).
Average wind speed in December
Santan, AZ
- Average wind speed in December: 4.3mph
The windiest months (with the highest average wind speed) are April and May (6.5mph).
The calmest month (with the lowest average wind speed) is December (4.3mph).
Average humidity in December
Santan, AZ
- Average humidity in December: 44%
The months with the highest relative humidity are January and December (44%).
The month with the lowest relative humidity is June (17%).
Average rainfall in December
Santan, AZ
- Average rainfall in December: 0.79"
The wettest month (with the highest rainfall) is July (1.02").
The driest months (with the least rainfall) are May and June (0.08").
Average rainfall days in December
Santan, AZ
- Average rainfall days in December: 6.2 days
The month with the highest number of rainy days is July (10.5 days).
The month with the least rainy days is June (1.2 days).
Average daylight in December /
Average sunshine in December
Santan, AZ
- Average daylight in December: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in December: 6h and 5min
The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).
Average sunshine days in December
Santan, AZ
- Average sunshine days in December: 24.5 days
The month with the most sunshine days is May (28.8 days).
The month with the least sunshine days is July (16.4 days).
Average UV index in December
Santan, AZ
- Average UV index in December: 3
The months with the highest UV index are May, June, July and August (UV index 8).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in December
Santan, 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 5).
Average visibility in December
Santan, 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).
Santan, Arizona, USA
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