December weather forecastFort McCoy, FL
December
Weather in December
The first month of the winter, December, is also an agreeable month in Fort McCoy, Florida, with temperature in the range of an average low of 52.3°F (11.3°C) and an average high of 69.6°F (20.9°C).Temperature
The transition into December shows a subtle variation to an agreeable 69.6°F (20.9°C) from November's 74.1°F (23.4°C) in the average high-temperature. An average low-temperature of 52.3°F (11.3°C) is observed during the December nights.Humidity
In December, the average relative humidity is 77%.Rainfall
In December, the rain falls for 5.5 days. Throughout December, 0.83" (21mm) of precipitation is accumulated. Throughout the year, there are 118.9 rainfall days, and 8.23" (209mm) of precipitation is accumulated.Snowfall
February through December are months without snowfall.Daylight
December has the shortest days of the year, with an average of 10h and 18min of daylight.On the first day of the month, sunrise is at 7:05 am and sunset at 5:29 pm. On the last day of December, sunrise is at 7:22 am and sunset at 5:40 pm EST.
Sunshine
With an average of 5.8h of sunshine, December has the least sunshine of the year.UV index
In December, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: The UV index of 5 during December translates into the following guidance:
Prioritize safety - Recommendations to avert sunburn are shared. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Fort McCoy, FL
- Average high temperature in December: 69.6°F
The warmest months (with the highest average high temperature) are July and August (91°F).
The month with the lowest average high temperature is January (65.5°F).
- Average low temperature in December: 52.3°F
The month with the highest average low temperature is August (75.2°F).
The coldest month (with the lowest average low temperature) is January (47.3°F).
Average pressure in December
Fort McCoy, 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 (29.97"Hg).
Average wind speed in December
Fort McCoy, FL
- Average wind speed in December: 5.5mph
The windiest month (with the highest average wind speed) is April (6mph).
The calmest month (with the lowest average wind speed) is July (4.3mph).
Average humidity in December
Fort McCoy, FL
- Average humidity in December: 77%
The month with the highest relative humidity is September (78%).
The month with the lowest relative humidity is March (71%).
Average rainfall in December
Fort McCoy, FL
- Average rainfall in December: 0.83"
The wettest month (with the highest rainfall) is July (1.34").
The driest month (with the least rainfall) is March (0.24").
Average rainfall days in December
Fort McCoy, FL
- Average rainfall days in December: 5.5 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is November (5 days).
Average snowfall days in December
Fort McCoy, FL
- Average snowfall days in December: 0 days
The month with the highest number of snowfall days is January (0.1 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
Fort McCoy, 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: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days in December
Fort McCoy, FL
- Average sunshine days in December: 23.4 days
The month with the most sunshine days is December (23.4 days).
The month with the least sunshine days is August (8.3 days).
Average UV index in December
Fort McCoy, 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
Fort McCoy, FL
- Average cloud cover in December: 40
The months with the most cloud cover are February and December (Cloud cover 40).
The months with the least cloud cover are May and October (Cloud cover 32).
Average visibility in December
Fort McCoy, FL
- Average visibility in December: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is December (5mi).





