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 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
December observes an average high-temperature of a pleasant 72°F (22.2°C), marking an insignificant difference from November's 75.6°F (24.2°C). Darby sees an average low-temperature of 55.6°F (13.1°C) during December.Humidity
In Darby, the average relative humidity in December is 76%.Rainfall
In Darby, in December, during 7.9 rainfall days, 1.14" (29mm) of precipitation is typically accumulated. In Darby, during the entire year, the rain falls for 155.3 days and collects up to 18.62" (473mm) of precipitation.Daylight
With an average of 10h and 24min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:04 am and sunset at 5:32 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 5:44 pm EST.
Sunshine
December has the least sunshine of the year, with an average of 6.3h of sunshine.UV index
In Darby, the average daily maximum UV index in December is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: In December, the maximum UV index of 5 translates into these guidelines:
Take precautions - Protection against skin and eye damage is obliged. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Darby in December?
What is the average humidity in December in Darby?
How many days does it rain in December?
What is the month with the shortest days?
What is the average length of the day in December in Darby?
When are sunrise and sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
What is the UV index intensity in December?
Average temperature in December
Darby, FL
- Average high temperature in December: 72°F
The warmest month (with the highest average high temperature) is August (90.1°F).
The month with the lowest average high temperature is January (67.6°F).
- Average low temperature in December: 55.6°F
The month with the highest average low temperature is August (76.6°F).
The coldest month (with the lowest average low temperature) is January (50.9°F).
Average pressure in December
Darby, 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 (29.96"Hg).
Average wind speed in December
Darby, FL
- Average wind speed in December: 6.2mph
The windiest month (with the highest average wind speed) is March (6.8mph).
The calmest month (with the lowest average wind speed) is July (4.8mph).
Average humidity in December
Darby, FL
- Average humidity in December: 76%
The months with the highest relative humidity are July, August and September (77%).
The months with the lowest relative humidity are January, March, April and May (72%).
Average rainfall in December
Darby, FL
- Average rainfall in December: 1.14"
The wettest month (with the highest rainfall) is July (3.62").
The driest months (with the least rainfall) are January and March (0.55").
Average rainfall days in December
Darby, FL
- Average rainfall days in December: 7.9 days
The month with the highest number of rainy days is August (23.2 days).
The month with the least rainy days is January (6.9 days).
Average daylight in December /
Average sunshine in December
Darby, FL
- Average daylight in December: 10h and 2min
The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).
- Average sunshine in December: 6h and 2min
The month with the most sunshine is May (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 18min).
Average sunshine days in December
Darby, FL
- Average sunshine days in December: 20.2 days
The month with the most sunshine days is January (22.7 days).
The month with the least sunshine days is July (5 days).
Average UV index in December
Darby, 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
Darby, FL
- Average cloud cover in December: 33
The months with the most cloud cover are January, February and December (Cloud cover 33).
The month with the least cloud cover is May (Cloud cover 25).
Average visibility in December
Darby, 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).
Darby, Florida, USA
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