December weather forecastSaint Augustine Shores, FL
December
Weather in December
The first month of the winter, December, is also an agreeable month in Saint Augustine Shores, Florida, with an average temperature ranging between min 56.3°F (13.5°C) and max 68.2°F (20.1°C).Temperature
With December's arrival, Saint Augustine Shores's weather records an average high-temperature of a still agreeable 68.2°F (20.1°C), marking little difference from November's 72.5°F (22.5°C). Nighttime temperatures in December average to a moderate 56.3°F (13.5°C) in Saint Augustine Shores.Humidity
The months with the highest humidity in Saint Augustine Shores, Florida, are July, August and December, with an average relative humidity of 77%.Rainfall
In Saint Augustine Shores, in December, during 11.5 rainfall days, 2.05" (52mm) of precipitation is typically accumulated. In Saint Augustine Shores, during the entire year, the rain falls for 186.8 days and collects up to 30.2" (767mm) of precipitation.Snowfall
January and December are months with snowfall. The months with the most snowfall days are January and December, with an average of 0.1 snowfall days.Daylight
The month with the shortest days is December, with an average of 10h and 18min of daylight.On the first day of December, sunrise is at 7:03 am and sunset at 5:25 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 5:36 pm EST.
Sunshine
The month with the least sunshine is December, with an average of 5.8h of sunshine.UV index
In Saint Augustine Shores, Florida, the average daily maximum UV index in December is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: In December, the maximum UV index of 5 transforms into these recommendations:
Heed the precautions - It is counselled to guard against solar damage. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Saint Augustine Shores, FL
- Average high temperature in December: 68.2°F
The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (64°F).
- Average low temperature in December: 56.3°F
The month with the highest average low temperature is August (77.5°F).
The coldest month (with the lowest average low temperature) is January (51.4°F).
Average pressure in December
Saint Augustine Shores, FL
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is September (29.98"Hg).
Average wind speed in December
Saint Augustine Shores, FL
- Average wind speed in December: 8mph
The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).
Average humidity in December
Saint Augustine Shores, FL
- Average humidity in December: 77%
The months with the highest relative humidity are July, August and December (77%).
The month with the lowest relative humidity is March (71%).
Average rainfall in December
Saint Augustine Shores, FL
- Average rainfall in December: 2.05"
The wettest month (with the highest rainfall) is August (4.33").
The driest month (with the least rainfall) is March (1.18").
Average rainfall days in December
Saint Augustine Shores, FL
- Average rainfall days in December: 11.5 days
The month with the highest number of rainy days is August (24.8 days).
The month with the least rainy days is February (10.3 days).
Average snowfall days in December
Saint Augustine Shores, FL
- Average snowfall days in December: 0.1 days
The months with the highest number of snowfall days are January and December (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Saint Augustine Shores, FL
- Average daylight in December: 10h and 18min
The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).
- Average sunshine in December: 5h and 48min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days in December
Saint Augustine Shores, FL
- Average sunshine days in December: 15.5 days
The month with the most sunshine days is March (17.9 days).
The month with the least sunshine days is August (4.4 days).
Average UV index in December
Saint Augustine Shores, FL
- Average UV index in December: 5
The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 4).
Average cloud cover in December
Saint Augustine Shores, FL
- Average cloud cover in December: 38
The month with the most cloud cover is December (Cloud cover 38).
The month with the least cloud cover is May (Cloud cover 26).
Average visibility in December
Saint Augustine Shores, 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).





