December weather forecastPrinceton, FL
December
Weather in December
December, the first month of the winter in Princeton, is also a moderately hot month, with an average temperature fluctuating between 67.1°F (19.5°C) and 76.6°F (24.8°C).Temperature
In December, Princeton experiences a minor shift in meteorological conditions with average high-temperatures marked at a still warm 76.6°F (24.8°C), closely mirroring the climate in November. Princeton experiences a consistent average temperature of 67.1°F (19.5°C) throughout the nights in December.Humidity
With an average relative humidity of 75%, December is the most humid month.Rainfall
In Princeton, in December, it is raining for 14.2 days, with typically 1.3" (33mm) of accumulated precipitation. In Princeton, during the entire year, the rain falls for 225.9 days and collects up to 40.91" (1039mm) of precipitation.Daylight
December has the shortest days of the year in Princeton, 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 5:42 pm EST.
Sunshine
December has the least sunshine of the year, with an average of 6.3h of sunshine.UV index
The average daily maximum UV index in December is 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.Note: A maximum UV index of 6 in December translates into the following recommendations:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Princeton, FL
- Average high temperature in December: 76.6°F
The warmest month (with the highest average high temperature) is August (88.9°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 (63.1°F).
Average pressure in December
Princeton, FL
- Average pressure in December: 30.08"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are September and October (29.94"Hg).
Average wind speed in December
Princeton, FL
- Average wind speed in December: 9.5mph
The windiest month (with the highest average wind speed) is March (10.2mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).
Average humidity in December
Princeton, FL
- Average humidity in December: 75%
The month with the highest relative humidity is December (75%).
The month with the lowest relative humidity is March (68%).
Average rainfall in December
Princeton, FL
- Average rainfall in December: 1.3"
The wettest month (with the highest rainfall) is August (6.77").
The driest month (with the least rainfall) is February (1.14").
Average rainfall days in December
Princeton, FL
- Average rainfall days in December: 14.2 days
The month with the highest number of rainy days is August (26.8 days).
The months with the least rainy days are January and February (12.5 days).
Average daylight in December /
Average sunshine in December
Princeton, FL
- Average daylight in December: 10h and 36min
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 18min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 18min).
Average sunshine days in December
Princeton, FL
- Average sunshine days in December: 12.3 days
The month with the most sunshine days is March (14.3 days).
The month with the least sunshine days is August (2.1 days).
Average UV index in December
Princeton, FL
- Average UV index in December: 6
The months with the highest UV index are April, 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
Princeton, FL
- Average cloud cover in December: 32
The month with the most cloud cover is October (Cloud cover 36).
The month with the least cloud cover is April (Cloud cover 26).
Average visibility in December
Princeton, 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).





