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
Longboat Key, Florida, marks the onset of December with an average high-temperature of an agreeable 72.5°F, a subtle shift from November's 76.3°F. An average low-temperature of 60.8°F marks the month of December.Humidity
December is the most humid month in Longboat Key, with an average relative humidity of 76%.Rainfall
In Longboat Key, in December, it is raining for 9.3 days, with typically 1.97" of accumulated precipitation. In Longboat Key, Florida, during the entire year, the rain falls for 183.1 days and collects up to 34.92" of precipitation.Ocean temperature
In December, the average ocean temperature in Longboat Key is 69.3°F.Note: Swimming in 69.3°F is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 69.8°F.
Daylight
The month with the shortest days is December, with an average of 10h and 24min of daylight.On the first day of the month, sunrise is at 7:03 am and sunset at 5:35 pm. On the last day of December, in Longboat Key, sunrise is at 7:20 am and sunset at 5:46 pm EST.
Sunshine
The month with the least sunshine is December, with an average of 6.5h of sunshine.UV index
In Longboat Key, Florida, the average daily maximum UV index in December is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: In December, a regular UV index of 5 translates into these guidelines:
Act with care - The suggestion to avoid sunburn is emphasized. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
FAQ
What are the temperatures in Longboat Key in December?
What is the most humid month in Longboat Key?
What is the average humidity in December in Longboat Key?
How much does it rain in Longboat Key in December?
What is the ocean temperature in December in Longboat Key?
What is the month with the shortest days in Longboat Key?
How many hours of daylight does Longboat Key have in December?
When is the sunrise / sunset in December in Longboat Key?
What is the month with the least sunshine in Longboat Key?
How long on average sun shines in December in Longboat Key?
What is the UV index reading in December in Longboat Key?
Average temperature in December
Longboat Key, FL
- Average high temperature in December: 72.5°F
The warmest month (with the highest average high temperature) is August (88.5°F).
The month with the lowest average high temperature is January (68.5°F).
- Average low temperature in December: 60.8°F
The month with the highest average low temperature is August (79.7°F).
The coldest month (with the lowest average low temperature) is January (56.1°F).
Average pressure in December
Longboat Key, FL
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.95"Hg).
Average wind speed in December
Longboat Key, FL
- Average wind speed in December: 8.9mph
The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest month (with the lowest average wind speed) is July (6.4mph).
Average humidity in December
Longboat Key, FL
- Average humidity in December: 76%
The month with the highest relative humidity is December (76%).
The months with the lowest relative humidity are March, April and May (72%).
Average rainfall in December
Longboat Key, FL
- Average rainfall in December: 1.97"
The wettest month (with the highest rainfall) is August (6.42").
The driest months (with the least rainfall) are February and November (1.06").
Average rainfall days in December
Longboat Key, FL
- Average rainfall days in December: 9.3 days
The month with the highest number of rainy days is August (26.8 days).
The months with the least rainy days are January, February and November (8.3 days).
Average sea temperature in December
Longboat Key, FL
- Average sea temperature in December: 69.2°F
The best month for swimming (with the highest average sea temperature) is August (86.7°F).
The coldest month (with the lowest average sea temperature) is January (64.1°F).
Average daylight in December /
Average sunshine in December
Longboat Key, FL
- Average daylight in December: 10h and 2min
The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 24min).
- Average sunshine in December: 6h and 3min
The month with the most sunshine is May (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).
Average sunshine days in December
Longboat Key, FL
- Average sunshine days in December: 18.9 days
The month with the most sunshine days is January (21.1 days).
The month with the least sunshine days is August (2.5 days).
Average UV index in December
Longboat Key, FL
- Average UV index in December: 5
The months with the highest UV index are May, June, July, August and September (UV index 7).
The month with the lowest UV index is January (UV index 4).
Average cloud cover in December
Longboat Key, FL
- Average cloud cover in December: 30
The months with the most cloud cover are January and December (Cloud cover 30).
The month with the least cloud cover is May (Cloud cover 22).
Average visibility in December
Longboat Key, 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).
Longboat Key, Florida, USA
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