Average Weather in December in Gainesboro Tennessee, United States
In Gainesboro, the month of December is characterized by falling daily high temperatures, with daily highs decreasing by 6°F, from 55°F to 48°F over the course of the month, and rarely exceeding 67°F or dropping below 33°F.
Daily low temperatures decrease by 5°F, from 36°F to 31°F, rarely falling below 16°F or exceeding 51°F.
For reference, on July 21, the hottest day of the year, temperatures in Gainesboro typically range from 68°F to 88°F, while on January 23, the coldest day of the year, they range from 29°F to 47°F.
Average High and Low Temperature in December
The figure below shows you a compact characterization of the hourly average temperatures for the quarter of the year centered on December. The horizontal axis is the day, the vertical axis is the hour of the day, and the color is the average temperature for that hour and day.
Average Hourly Temperature in December
The month of December in Gainesboro experiences gradually increasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy increasing from 50% to 58%.
The clearest day of the month is December 1, with clear, mostly clear, or partly cloudy conditions 50% of the time.
For reference, on January 3, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 58%, while on September 21, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 67%.
Cloud Cover Categories in December
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Gainesboro, the chance of a wet day over the course of December is essentially constant, remaining around 30% throughout.
For reference, the year's highest daily chance of a wet day is 43% on June 30, and its lowest chance is 24% on October 15.
Over the course of December in Gainesboro, the chance of a day with only rain decreases from 30% to 26%, the chance of a day with mixed snow and rain remains an essentially constant 2% throughout, and the chance of a day with only snow remains an essentially constant 1% throughout.
Probability of Precipitation in December
The average sliding 31-day rainfall during December in Gainesboro is decreasing, starting the month at 4.7 inches, when it rarely exceeds 8.0 inches or falls below 2.1 inches, and ending the month at 3.9 inches, when it rarely exceeds 6.3 inches or falls below 1.7 inches.
The highest average 31-day accumulation is 4.7 inches on December 3.
Average Monthly Rainfall in December
We report snowfall in liquid-equivalent terms. The actual depth of new snowfall is typically between 5 and 10 times the liquid-equivalent amount, assuming the ground is frozen. As with rainfall, we consider the liquid-equivalent snowfall accumulated over a sliding 31-day period centered around each day.
The average sliding 31-day liquid-equivalent snowfall during December in Gainesboro is essentially constant, remaining about 0.1 inches throughout, and rarely exceeding 0.4 inches or falling to 0.0 inches.
Average Monthly Liquid-Equivalent Snowfall in December
Over the course of December in Gainesboro, the length of the day is essentially constant. The shortest day of the month is December 21, with 9 hours, 41 minutes of daylight and the longest day is December 1, with 9 hours, 52 minutes of daylight.
Hours of Daylight and Twilight in December
The earliest sunrise of the month in Gainesboro is 6:35 AM on December 1 and the latest sunrise is 18 minutes later at 6:54 AM on December 31.
The earliest sunset is 4:27 PM on December 5 and the latest sunset is 10 minutes later at 4:37 PM on December 31.
Daylight saving time is observed in Gainesboro during 2017, but it neither starts nor ends during December, so the entire month is in standard time.
For reference, on June 21, the longest day of the year, the Sun rises at 5:25 AM and sets 14 hours, 39 minutes later, at 8:03 PM, while on December 21, the shortest day of the year, it rises at 6:50 AM and sets 9 hours, 41 minutes later, at 4:31 PM.
Sunrise & Sunset with Twilight and Daylight Saving Time in December
The chance that a given day will be muggy in Gainesboro is essentially constant during December, remaining around 0% throughout.
For reference, on July 24, the muggiest day of the year, there are muggy conditions 86% of the time, while on January 29, the least muggy day of the year, there are muggy conditions 0% of the time.
Humidity Comfort Levels in December
The average hourly wind speed in Gainesboro is essentially constant during December, remaining within 0.2 miles per hour of 6.0 miles per hour throughout.
For reference, on February 25, the windiest day of the year, the daily average wind speed is 6.8 miles per hour, while on July 30, the calmest day of the year, the daily average wind speed is 3.7 miles per hour.
Average Wind Speed in December
Wind Direction in December
The average daily incident shortwave solar energy in Gainesboro is essentially constant during December, remaining within 0.1 kWh of 2.3 kWh throughout.
The lowest average daily incident shortwave solar energy during December is 2.2 kWh on December 25.
Average Daily Incident Shortwave Solar Energy in December
For the purposes of this report, the geographical coordinates of Gainesboro are 36.356 deg latitude, -85.659 deg longitude, and 699 ft elevation.
The topography within 2 miles of Gainesboro contains significant variations in elevation, with a maximum elevation change of 518 feet and an average elevation above sea level of 707 feet. Within 10 miles also contains significant variations in elevation (617 feet). Within 50 miles contains significant variations in elevation (1,686 feet).
The area within 2 miles of Gainesboro is covered by trees (95%), within 10 miles by trees (88%), and within 50 miles by trees (56%) and cropland (40%).
This report illustrates the typical weather in Gainesboro year round, based on a statistical analysis of historical hourly weather reports and model reconstructions from January 1, 1980 to December 31, 2016.
Temperature and Dew Point
There are 4 weather stations near enough to contribute to our estimation of the temperature and dew point in Gainesboro.
For each station, the records are corrected for the elevation difference between that station and Gainesboro according to the International Standard Atmosphere , and by the relative change present in the MERRA-2 satellite-era reanalysis between the two locations.
The estimated value at Gainesboro is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Gainesboro and a given station.
The stations contributing to this reconstruction are: Crossville Memorial Airport (28%, 69 kilometers, southeast); Glasgow Municipal Airport (27%, 80 kilometers, north); Smyrna Airport (24%, 86 kilometers, southwest); and Wayne County Airport (22%, 91 kilometers, northeast).
Time zones for aiports and weather stations are provided by AskGeo.com .