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
In Casa Grande, the month of December is known for its lowest average temperatures, reaching a high of 62.6°F (17°C) and a low of 46.8°F (8.2°C).Humidity
The most humid month in Casa Grande is December, with an average relative humidity of 45%.Rainfall
In Casa Grande, in December, during 6.4 rainfall days, 0.87" (22mm) of precipitation is typically accumulated. In Casa Grande, during the entire year, the rain falls for 59.1 days and collects up to 7.36" (187mm) of precipitation.Daylight
December has the shortest days of the year in Casa Grande, with an average of 10h and 0min of daylight.On the first day of December in Casa Grande, sunrise is at 7:12 am and sunset at 5:20 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:31 pm MST.
Sunshine
The month with the least sunshine is December, with an average of 6.9h 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 threat to health from exposure to the Sun's UV rays for average individuals.Note: A maximum UV index of 3 in December translates into the following recommendations:
Take precautions - Protection against skin and eye damage is obliged. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Frequently asked questions
What time of the year is the coldest in Casa Grande?
What is the temperature in December in Casa Grande?
What is the most humid month in Casa Grande?
What is the average humidity in December in Casa Grande?
How much does it rain in Casa Grande in December?
What is the month with the shortest days in Casa Grande?
What is the average length of the day in December in Casa Grande?
When is the sunrise / sunset in December in Casa Grande?
What is the month with the least sunshine in Casa Grande?
How long on average sun shines in December in Casa Grande?
When is the lowest UV index in Casa Grande?
What is the UV index reading in December in Casa Grande?
Average temperature in December
Casa Grande, AZ
- Average high temperature in December: 62.6°F
The warmest month (with the highest average high temperature) is July (102°F).
The month with the lowest average high temperature is December (62.6°F).
- Average low temperature in December: 46.8°F
The month with the highest average low temperature is August (82.9°F).
The coldest month (with the lowest average low temperature) is January (46.4°F).
Average pressure in December
Casa Grande, 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 (29.81"Hg).
Average wind speed in December
Casa Grande, AZ
- Average wind speed in December: 4.9mph
The windiest months (with the highest average wind speed) are April and May (7.1mph).
The calmest months (with the lowest average wind speed) are January and December (4.9mph).
Average humidity in December
Casa Grande, AZ
- Average humidity in December: 45%
The month with the highest relative humidity is December (45%).
The month with the lowest relative humidity is June (16%).
Average rainfall in December
Casa Grande, AZ
- Average rainfall in December: 0.87"
The wettest month (with the highest rainfall) is July (1.02").
The driest month (with the least rainfall) is June (0.12").
Average rainfall days in December
Casa Grande, AZ
- Average rainfall days in December: 6.4 days
The month with the highest number of rainy days is July (10.7 days).
The month with the least rainy days is June (1.8 days).
Average daylight in December /
Average sunshine in December
Casa Grande, 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 54min).
Average sunshine days in December
Casa Grande, AZ
- Average sunshine days in December: 24.3 days
The month with the most sunshine days is May (28.4 days).
The month with the least sunshine days is July (15.4 days).
Average UV index in December
Casa Grande, 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
Casa Grande, AZ
- Average cloud cover in December: 21
The month with the most cloud cover is December (Cloud cover 21).
The month with the least cloud cover is June (Cloud cover 6).
Average visibility in December
Casa Grande, 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).
Casa Grande, Arizona, USA
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