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 sea temperature 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
Flagler Beach's shift from November to December is accompanied by an average high-temperature of a still agreeable 69.6°F (20.9°C), a slight deviation from 73°F (22.8°C). Throughout the month of December, Flagler Beach expects an average low of 58.6°F (14.8°C).Humidity
In Flagler Beach, the average relative humidity in December is 76%.Rainfall
In December, the rain falls for 11.9 days. Throughout December, 2.05" (52mm) of precipitation is accumulated. Throughout the year, there are 191.6 rainfall days, and 35.2" (894mm) of precipitation is accumulated.Ocean temperature
In Flagler Beach, in December, the average water temperature is 71.1°F (21.7°C).Note: Most people find swimming in 71.1°F (21.7°C) to be not enjoyable. The control of one's breathing becomes more challenging as the water temperature drops below 69.8°F (21°C).
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 7:02 am and sunset at 5:25 pm. On the last day of December, sunrise is at 7:19 am and sunset at 5:36 pm EST.
Sunshine
The month with the least sunshine is December, with an average of 5.9h of sunshine.UV index
In Flagler Beach, the average daily maximum UV index in December is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: An average UV index of 5 in December transforms into this advice:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Caution! The Sun's UV rays become stronger due to reflections from water and sand.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature?
What is the average humidity in December in Flagler Beach?
How much does it rain in December?
How cold is the water in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Flagler Beach have in December?
What is the UV index reading in December?
Average temperature in December
Flagler Beach, FL
- Average high temperature in December: 69.6°F
The warmest month (with the highest average high temperature) is August (87.8°F).
The month with the lowest average high temperature is January (65.7°F).
- Average low temperature in December: 58.6°F
The month with the highest average low temperature is August (78.4°F).
The coldest month (with the lowest average low temperature) is January (53.8°F).
Average pressure in December
Flagler Beach, FL
- Average pressure in December: 30.11"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
Flagler Beach, FL
- Average wind speed in December: 8.5mph
The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity in December
Flagler Beach, FL
- Average humidity in December: 76%
The month with the highest relative humidity is August (78%).
The month with the lowest relative humidity is March (72%).
Average rainfall in December
Flagler Beach, FL
- Average rainfall in December: 2.05"
The wettest month (with the highest rainfall) is August (5.28").
The driest month (with the least rainfall) is March (1.38").
Average rainfall days in December
Flagler Beach, FL
- Average rainfall days in December: 11.9 days
The month with the highest number of rainy days is August (24.2 days).
The month with the least rainy days is February (10.6 days).
Average sea temperature in December
Flagler Beach, FL
- Average sea temperature in December: 70.9°F
The best month for swimming (with the highest average sea temperature) is August (84.6°F).
The coldest month (with the lowest average sea temperature) is January (67.2°F).
Average daylight in December /
Average sunshine in December
Flagler Beach, FL
- Average daylight in December: 10h and 2min
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 5min
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 54min).
Average sunshine days in December
Flagler Beach, FL
- Average sunshine days in December: 15.5 days
The month with the most sunshine days is March (17.2 days).
The month with the least sunshine days is August (4.8 days).
Average UV index in December
Flagler Beach, 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
Flagler Beach, FL
- Average cloud cover in December: 37
The month with the most cloud cover is December (Cloud cover 37).
The months with the least cloud cover are May and July (Cloud cover 27).
Average visibility in December
Flagler Beach, 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).
Flagler Beach, Florida, USA
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