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
Transitioning from November to December, Keri observes an average high-temperature of a still moderately hot 75.7°F (24.3°C), differing subtly from the previous month. During December, the average low-temperature is recorded at a refreshing 59.2°F (15.1°C).Humidity
In Keri, the average relative humidity in December is 78%.Rainfall
In December, the rain falls for 7.1 days. Throughout December, 0.75" (19mm) of precipitation is accumulated. Throughout the year, in Keri, there are 161.1 rainfall days, and 17.6" (447mm) of precipitation is accumulated.Daylight
With an average of 10h and 30min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 6:57 am and sunset at 5:32 pm. On the last day of December, sunrise is at 7:13 am and sunset at 5:43 pm EST.
Sunshine
With an average of 6.3h of sunshine, December has the least sunshine of the year.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: In December, a daily UV index of 5 turns into the following recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December?
What is the average humidity in December?
How many days does it rain in December?
What is the month with the shortest days?
How many hours of daylight does Keri have in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Keri have in December?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Keri, FL
- Average high temperature in December: 75.7°F
The warmest months (with the highest average high temperature) are July and August (90.1°F).
The month with the lowest average high temperature is January (72.3°F).
- Average low temperature in December: 59.2°F
The month with the highest average low temperature is August (76.1°F).
The coldest month (with the lowest average low temperature) is January (54.3°F).
Average pressure in December
Keri, FL
- Average pressure in December: 30.09"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is September (29.95"Hg).
Average wind speed in December
Keri, FL
- Average wind speed in December: 6.1mph
The windiest month (with the highest average wind speed) is March (6.6mph).
The calmest month (with the lowest average wind speed) is July (4.4mph).
Average humidity in December
Keri, FL
- Average humidity in December: 78%
The month with the highest relative humidity is September (80%).
The month with the lowest relative humidity is March (70%).
Average rainfall in December
Keri, FL
- Average rainfall in December: 0.75"
The wettest month (with the highest rainfall) is August (3.46").
The driest month (with the least rainfall) is March (0.43").
Average rainfall days in December
Keri, FL
- Average rainfall days in December: 7.1 days
The month with the highest number of rainy days is August (22.4 days).
The month with the least rainy days is January (6.3 days).
Average daylight in December /
Average sunshine in December
Keri, FL
- Average daylight in December: 10h and 3min
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 30min).
- Average sunshine in December: 6h and 2min
The months with the most sunshine are May and July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 6h and 18min).
Average sunshine days in December
Keri, FL
- Average sunshine days in December: 21.9 days
The month with the most sunshine days is January (23 days).
The month with the least sunshine days is August (5.8 days).
Average UV index in December
Keri, 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 months with the lowest UV index are January, February and December (UV index 5).
Average cloud cover in December
Keri, FL
- Average cloud cover in December: 33
The months with the most cloud cover are January, September and December (Cloud cover 33).
The months with the least cloud cover are April and May (Cloud cover 28).
Average visibility in December
Keri, 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).
Keri, Florida, USA
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