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
As Seffner welcomes December, the average high-temperature is noted at a pleasant 72.3°F (22.4°C), closely aligning with the preceding month. Seffner, during the month of December, experiences an average low-temperature of 56.8°F (13.8°C).Humidity
The months with the highest humidity are August, September and December, with an average relative humidity of 76%.Rainfall
In Seffner, in December, during 7.1 rainfall days, 0.91" (23mm) of precipitation is typically accumulated. Throughout the year, in Seffner, there are 160.9 rainfall days, and 16.77" (426mm) of precipitation is accumulated.Daylight
The month with the shortest days is December, with an average of 10h and 24min of daylight.On the first day of December, sunrise is at 7:03 am and sunset at 5:33 pm. On the last day of the month, sunrise is at 7:20 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 Seffner, the average daily maximum UV index in December is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: In December, a daily UV index of 5 turns into the following recommendations:
Undertake protective steps - Preventing sun damage is advised. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December?
What are the most humid months?
What is the average humidity in December?
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?
What time 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
Seffner, FL
- Average high temperature in December: 72.3°F
The warmest month (with the highest average high temperature) is August (90.3°F).
The month with the lowest average high temperature is January (68.5°F).
- Average low temperature in December: 56.8°F
The month with the highest average low temperature is August (77.4°F).
The coldest month (with the lowest average low temperature) is January (52.3°F).
Average pressure in December
Seffner, 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
Seffner, FL
- Average wind speed in December: 6.5mph
The windiest month (with the highest average wind speed) is March (7.2mph).
The calmest month (with the lowest average wind speed) is July (5.1mph).
Average humidity in December
Seffner, FL
- Average humidity in December: 76%
The months with the highest relative humidity are August, September and December (76%).
The months with the lowest relative humidity are March and May (70%).
Average rainfall in December
Seffner, FL
- Average rainfall in December: 0.91"
The wettest month (with the highest rainfall) is July (3.23").
The driest month (with the least rainfall) is March (0.35").
Average rainfall days in December
Seffner, FL
- Average rainfall days in December: 7.1 days
The month with the highest number of rainy days is July (24 days).
The month with the least rainy days is January (5.8 days).
Average daylight in December /
Average sunshine in December
Seffner, 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
Seffner, FL
- Average sunshine days in December: 21.4 days
The month with the most sunshine days is January (23.1 days).
The month with the least sunshine days is July (4.5 days).
Average UV index in December
Seffner, 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
Seffner, FL
- Average cloud cover in December: 32
The months with the most cloud cover are January, February and December (Cloud cover 32).
The month with the least cloud cover is May (Cloud cover 24).
Average visibility in December
Seffner, 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).
Seffner, Florida, USA
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