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 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
With December's onset, the weather reveals a slight temperature decrease, transitioning from an agreeable 68.9°F (20.5°C) in November to an enjoyable 63°F (17.2°C). Marianna anticipates an average minimum temperature of 47.1°F (8.4°C) in the month of December.Humidity
August and December, with an average relative humidity of 77%, are the most humid months in Marianna.Rainfall
In December, in Marianna, the rain falls for 12.2 days. Throughout December, 3.39" (86mm) of precipitation is accumulated. Throughout the year, there are 185.3 rainfall days, and 37.24" (946mm) of precipitation is accumulated.Snowfall
In Marianna, snow does not fall in February through December.Daylight
The month with the shortest days in Marianna is December, with an average of 10h and 12min of daylight.On the first day of December, sunrise is at 6:21 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 4:50 pm CST.
Sunshine
The average sunshine in December is 5.6h.UV index
The months with the lowest UV index in Marianna are January and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 3 in December translates into these instructions:
Be vigilant - A duty to shield skin and eyes from injury exists. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Marianna in December?
What are the most humid months in Marianna?
What is the average humidity in December in Marianna?
How many days does it rain in December in Marianna?
When it does not snow in Marianna?
Does it snow in Marianna in December?
What is the month with the shortest days in Marianna?
How many hours of daylight does Marianna have in December?
When is the sunrise / sunset in December in Marianna?
How many hours of sunshine does Marianna have in December?
When is the lowest UV index in Marianna?
What is the UV index reading in December in Marianna?
Average temperature in December
Marianna, FL
- Average high temperature in December: 63°F
The warmest month (with the highest average high temperature) is July (90.5°F).
The month with the lowest average high temperature is January (59.2°F).
- Average low temperature in December: 47.1°F
The month with the highest average low temperature is August (74.5°F).
The coldest month (with the lowest average low temperature) is January (43°F).
Average pressure in December
Marianna, FL
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.98"Hg).
Average wind speed in December
Marianna, FL
- Average wind speed in December: 6.7mph
The windiest months (with the highest average wind speed) are February and March (7.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in December
Marianna, FL
- Average humidity in December: 77%
The months with the highest relative humidity are August and December (77%).
The month with the lowest relative humidity is May (70%).
Average rainfall in December
Marianna, FL
- Average rainfall in December: 3.39"
The wettest month (with the highest rainfall) is August (5.55").
The driest month (with the least rainfall) is November (1.61").
Average rainfall days in December
Marianna, FL
- Average rainfall days in December: 12.2 days
The months with the highest number of rainy days are July and August (25.3 days).
The month with the least rainy days is November (8.2 days).
Average snowfall in December
Marianna, FL
- Average snowfall in December: 0"
The month with the highest snowfall is January (0.08").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Marianna, FL
- Average snowfall days in December: 0 days
The months with the highest number of snowfall days are January and February (0.1 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in December /
Average sunshine in December
Marianna, FL
- Average daylight in December: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in December: 5h and 4min
The months with the most sunshine are June and July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 30min).
Average sunshine days in December
Marianna, FL
- Average sunshine days in December: 17.3 days
The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is August (3.8 days).
Average UV index in December
Marianna, FL
- Average UV index in December: 3
The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in December
Marianna, FL
- Average cloud cover in December: 41
The months with the most cloud cover are February and December (Cloud cover 41).
The months with the least cloud cover are May and October (Cloud cover 27).
Average visibility in December
Marianna, 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).
Marianna, Florida, USA
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