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 advent of December sees the average high-temperature at a still moderately hot 76.5°F (24.7°C), subtly shifted from November's 79.5°F (26.4°C). Nights in December in South Miami exhibit a minor reduction to an average low temperature of 67.5°F (19.7°C).Humidity
December is the most humid month, with an average relative humidity of 74%.Rainfall
In South Miami, Florida, during December, the rain falls for 8 days and regularly aggregates up to 0.43" (11mm) of precipitation. Throughout the year, there are 144.3 rainfall days, and 10.55" (268mm) of precipitation is accumulated.Daylight
December has the shortest days of the year, with an average of 10h and 36min of daylight.On the first day of the month, sunrise is at 6:51 am and sunset at 5:29 pm. On the last day of December, sunrise is at 7:07 am and sunset at 5:41 pm EST.
Sunshine
With an average of 6.5h of sunshine, December has the least sunshine of the year.UV index
The average daily maximum UV index in December is 6. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: In December, the maximum UV index of 6 suggests these recommendations:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Frequently asked questions
What is the average December temperature in South Miami?
What is the most humid month in South Miami?
What is the average humidity in December in South Miami?
How many days does it rain in December in South Miami?
What is the month with the shortest days in South Miami?
How many hours of daylight does South Miami have in December?
When are sunrise and sunset in December in South Miami?
What is the month with the least sunshine in South Miami?
How many hours of sunshine does South Miami have in December?
What is the UV index intensity in December in South Miami?
Average temperature in December
South Miami, FL
- Average high temperature in December: 76.5°F
The warmest month (with the highest average high temperature) is August (88.3°F).
The month with the lowest average high temperature is January (73.4°F).
- Average low temperature in December: 67.5°F
The month with the highest average low temperature is August (81.9°F).
The coldest month (with the lowest average low temperature) is January (63.9°F).
Average pressure in December
South Miami, FL
- Average pressure in December: 30.08"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are September and October (29.95"Hg).
Average wind speed in December
South Miami, FL
- Average wind speed in December: 9.9mph
The windiest month (with the highest average wind speed) is March (10.5mph).
The calmest month (with the lowest average wind speed) is July (7.4mph).
Average humidity in December
South Miami, FL
- Average humidity in December: 74%
The month with the highest relative humidity is December (74%).
The month with the lowest relative humidity is March (68%).
Average rainfall in December
South Miami, FL
- Average rainfall in December: 0.43"
The wettest month (with the highest rainfall) is August (1.85").
The driest month (with the least rainfall) is January (0.31").
Average rainfall days in December
South Miami, FL
- Average rainfall days in December: 8 days
The month with the highest number of rainy days is September (18.5 days).
The month with the least rainy days is February (6.7 days).
Average daylight in December /
Average sunshine in December
South Miami, FL
- Average daylight in December: 10h and 4min
The month with the longest days is June (Average daylight: 13h and 42min).
The month with the shortest days is December (Average daylight: 10h and 36min).
- Average sunshine in December: 6h and 3min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).
Average sunshine days in December
South Miami, FL
- Average sunshine days in December: 19 days
The month with the most sunshine days is January (21.5 days).
The month with the least sunshine days is September (6.6 days).
Average UV index in December
South Miami, FL
- Average UV index in December: 6
The months with the highest UV index are May, June, July, August, September and October (UV index 7).
The month with the lowest UV index is January (UV index 5).
Average cloud cover in December
South Miami, FL
- Average cloud cover in December: 31
The month with the most cloud cover is October (Cloud cover 34).
The month with the least cloud cover is April (Cloud cover 25).
Average visibility in December
South Miami, FL
- 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).
South Miami, Florida, USA
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