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 snowfall 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 shift to December signals an average high-temperature of a still moderately hot 76.8°F (24.9°C), subtly varied from November's 79.5°F (26.4°C). An average low-temperature of 67.1°F (19.5°C) is observed during the December nights.Humidity
With an average relative humidity of 74%, December is the most humid month.Rainfall
In Olympia Heights, during December, the rain falls for 4.7 days and regularly aggregates up to 0.31" (8mm) of precipitation. In Olympia Heights, during the entire year, the rain falls for 110.8 days and collects up to 8.19" (208mm) of precipitation.Snowfall
In Olympia Heights, snow does not fall in January through August, October through December.Daylight
December has the shortest days of the year, with an average of 10h and 36min of daylight.On the first day of December, sunrise is at 6:51 am and sunset at 5:30 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 5:41 pm EST.
Sunshine
The month with the least sunshine is December, with an average of 6.4h of sunshine.UV index
The average daily maximum UV index in December is 6. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The UV index of 6 during December leads to these advisories:
Ward off overexposure. Defence against solar harm is crucial. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Boost your sun resistance with garments that are densely woven yet spacious.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature?
What is the most humid month?
What is the average humidity in December?
How many days does it rain in December?
When it does not snow?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
How high is the UV index in December?
Average temperature in December
Olympia Heights, FL
- Average high temperature in December: 76.8°F
The warmest month (with the highest average high temperature) is August (89.2°F).
The month with the lowest average high temperature is January (73.9°F).
- Average low temperature in December: 67.1°F
The month with the highest average low temperature is August (81.7°F).
The coldest month (with the lowest average low temperature) is January (62.4°F).
Average pressure in December
Olympia Heights, 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
Olympia Heights, FL
- Average wind speed in December: 9.1mph
The windiest month (with the highest average wind speed) is March (9.8mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).
Average humidity in December
Olympia Heights, 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 (67%).
Average rainfall in December
Olympia Heights, FL
- Average rainfall in December: 0.31"
The wettest month (with the highest rainfall) is August (1.42").
The driest month (with the least rainfall) is January (0.24").
Average rainfall days in December
Olympia Heights, FL
- Average rainfall days in December: 4.7 days
The month with the highest number of rainy days is August (14.8 days).
The month with the least rainy days is December (4.7 days).
Average snowfall days in December
Olympia Heights, FL
- Average snowfall days in December: 0 days
The month with the highest number of snowfall days is September (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, October, November and December (0 days).
Average daylight in December /
Average sunshine in December
Olympia Heights, 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 2min
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 24min).
Average sunshine days in December
Olympia Heights, FL
- Average sunshine days in December: 24.3 days
The month with the most sunshine days is January (24.8 days).
The month with the least sunshine days is July (11.9 days).
Average UV index in December
Olympia Heights, FL
- Average UV index in December: 6
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 5).
Average cloud cover in December
Olympia Heights, FL
- Average cloud cover in December: 31
The month with the most cloud cover is October (Cloud cover 33).
The month with the least cloud cover is April (Cloud cover 25).
Average visibility in December
Olympia Heights, 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).
Olympia Heights, Florida, USA
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