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
December
Weather in December
Temperature
South Tucson's coldest weather arrives in December, when temperatures average a high of 60.8°F (16°C) and a low of 43°F (6.1°C).Humidity
With an average relative humidity of 45%, December is the most humid month.Rainfall
In South Tucson, in December, it is raining for 6.2 days, with typically 0.83" (21mm) of accumulated precipitation. Throughout the year, there are 66.1 rainfall days, and 7.95" (202mm) of precipitation is accumulated.Snowfall
In South Tucson, Arizona, snow does not fall in February through December.Daylight
The month with the shortest days in South Tucson is December, with an average of 10h and 6min of daylight.On the first day of the month, sunrise is at 7:07 am and sunset at 5:18 pm. On the last day of December, sunrise is at 7:24 am and sunset at 5:29 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 3, are months with the lowest UV index. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: The daily high UV index of 3 during December translates into the following recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Enhance your sun protection with tightly woven, yet airy clothing.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest?
What are the temperatures in December?
What is the most humid month in South Tucson?
What is the average humidity in December?
How much does it rain in December?
When it does not snow?
Does it snow in December?
What is the month with the shortest days?
How many hours of daylight does South Tucson 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 South Tucson have in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
South Tucson, AZ
- Average high temperature in December: 60.8°F
The warmest month (with the highest average high temperature) is June (96.6°F).
The month with the lowest average high temperature is December (60.8°F).
- Average low temperature in December: 43°F
The month with the highest average low temperature is July (77°F).
The coldest months (with the lowest average low temperature) are January and December (43°F).
Average pressure in December
South Tucson, 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 (29.83"Hg).
Average wind speed in December
South Tucson, AZ
- Average wind speed in December: 6.3mph
The windiest months (with the highest average wind speed) are April and May (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in December
South Tucson, 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 (19%).
Average rainfall in December
South Tucson, AZ
- Average rainfall in December: 0.83"
The wettest month (with the highest rainfall) is July (1.42").
The driest month (with the least rainfall) is May (0.08").
Average rainfall days in December
South Tucson, AZ
- Average rainfall days in December: 6.2 days
The month with the highest number of rainy days is July (13.3 days).
The month with the least rainy days is May (1.3 days).
Average snowfall in December
South Tucson, AZ
- Average snowfall in December: 0"
The month with the highest snowfall is January (0.08").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
South Tucson, AZ
- Average snowfall days in December: 0 days
The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in December /
Average sunshine in December
South Tucson, AZ
- Average daylight in December: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in December: 7h and 0min
The month with the most sunshine is August (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).
Average sunshine days in December
South Tucson, AZ
- Average sunshine days in December: 23.9 days
The month with the most sunshine days is May (29.3 days).
The month with the least sunshine days is July (13.3 days).
Average UV index in December
South Tucson, AZ
- Average UV index in December: 3
The month with the highest UV index is June (UV index 8).
The months with the lowest UV index are November and December (UV index 3).
Average cloud cover in December
South Tucson, AZ
- Average cloud cover in December: 19
The month with the most cloud cover is December (Cloud cover 19).
The months with the least cloud cover are May and June (Cloud cover 7).
Average visibility in December
South Tucson, 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).