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 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
The transition into December subtly indicates a reduction in the average high-temperature, down to a comfortable 64.9°F (18.3°C) from November's pleasant 70.7°F (21.5°C). Sirmans's average low-temperature for the month of December records at a chilly 47.3°F (8.5°C).Humidity
August and December, with an average relative humidity of 78%, are the most humid months.Rainfall
In December, in Sirmans, the rain falls for 10.8 days. Throughout December, 2.52" (64mm) of precipitation is accumulated. Throughout the year, there are 181.5 rainfall days, and 34.76" (883mm) of precipitation is accumulated.Snowfall
March through December are months without snowfall.Daylight
December has the shortest days of the year, with an average of 10h and 12min of daylight.On the first day of the month, sunrise is at 7:14 am and sunset at 5:33 pm. On the last day of December, sunrise is at 7:31 am and sunset at 5:44 pm EST.
Sunshine
With an average of 5.6h of sunshine, December has the least sunshine of the year.UV index
The average daily maximum UV index in December is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: A daily maximum UV index of 4 in December translates into the following instructions:
Act with care - The suggestion to avoid sunburn is emphasized. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures?
What are the most humid months?
What is the average humidity in December?
How many days does it rain in December?
When it does not snow?
Does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
What is the UV index reading in December?
Average temperature in December
Sirmans, FL
- Average high temperature in December: 64.9°F
The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is January (61.3°F).
- Average low temperature in December: 47.3°F
The month with the highest average low temperature is August (73.9°F).
The coldest month (with the lowest average low temperature) is January (43°F).
Average pressure in December
Sirmans, 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
Sirmans, FL
- Average wind speed in December: 6.4mph
The windiest months (with the highest average wind speed) are March and April (6.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in December
Sirmans, FL
- Average humidity in December: 78%
The months with the highest relative humidity are August and December (78%).
The month with the lowest relative humidity is May (71%).
Average rainfall in December
Sirmans, FL
- Average rainfall in December: 2.52"
The wettest month (with the highest rainfall) is August (5.2").
The driest month (with the least rainfall) is November (1.22").
Average rainfall days in December
Sirmans, FL
- Average rainfall days in December: 10.8 days
The month with the highest number of rainy days is August (26.3 days).
The month with the least rainy days is November (7.5 days).
Average snowfall days in December
Sirmans, 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
Sirmans, 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 May and July (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).
Average sunshine days in December
Sirmans, FL
- Average sunshine days in December: 19 days
The month with the most sunshine days is November (20.8 days).
The month with the least sunshine days is August (3.7 days).
Average UV index in December
Sirmans, FL
- Average UV index in December: 4
The months with the highest UV index are May, June and July (UV index 7).
The month with the lowest UV index is January (UV index 3).
Average cloud cover in December
Sirmans, FL
- Average cloud cover in December: 41
The month with the most cloud cover is December (Cloud cover 41).
The months with the least cloud cover are May and October (Cloud cover 30).
Average visibility in December
Sirmans, FL
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are August and September (5mi).
Sirmans, Florida, USA
Weather forecast for your location
2. Allow the app to use your location