Average Weather in December in Jolanda di Savoia Italy
Daily high temperatures decrease by 5°F, from 48°F to 43°F, rarely falling below 36°F or exceeding 55°F.
Daily low temperatures decrease by 5°F, from 37°F to 32°F, rarely falling below 24°F or exceeding 46°F.
For reference, on July 31, the hottest day of the year, temperatures in Jolanda di Savoia typically range from 68°F to 87°F, while on January 12, the coldest day of the year, they range from 31°F to 43°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 Jolanda di Savoia experiences essentially constant cloud cover, with the percentage of time that the sky is overcast or mostly cloudy remaining about 53% throughout the month. The highest chance of overcast or mostly cloudy conditions is 55% on December 6.
The clearest day of the month is December 18, with clear, mostly clear, or partly cloudy conditions 48% of the time.
For reference, on December 6, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 55%, while on July 31, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 79%.
Cloud Cover Categories in December
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Jolanda di Savoia, the chance of a wet day over the course of December is gradually decreasing, starting the month at 21% and ending it at 18%.
For reference, the year's highest daily chance of a wet day is 27% on May 9, and its lowest chance is 15% on January 18.
Over the course of December in Jolanda di Savoia, the chance of a day with only rain decreases from 21% to 15%, the chance of a day with mixed snow and rain remains an essentially constant 1% 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 Jolanda di Savoia is decreasing, starting the month at 1.9 inches, when it rarely exceeds 3.7 inches or falls below 0.3 inches, and ending the month at 1.2 inches, when it rarely exceeds 2.6 inches or falls below 0.1 inches.
Average Monthly Rainfall in December
The average sliding 31-day liquid-equivalent snowfall during December in Jolanda di Savoia is essentially constant, remaining about 0.1 inches throughout, and rarely exceeding 0.4 inches or falling below -0.0 inches.
Average Monthly Liquid-Equivalent Snowfall in December
Over the course of December in Jolanda di Savoia, the length of the day is essentially constant. The shortest day of the month is December 21, with 8 hours, 47 minutes of daylight and the longest day is December 1, with 9 hours, 3 minutes of daylight.
Hours of Daylight and Twilight in December
The earliest sunrise of the month in Jolanda di Savoia is 7:29 AM on December 1 and the latest sunrise is 20 minutes later at 7:49 AM on December 31.
The earliest sunset is 4:30 PM on December 10 and the latest sunset is 10 minutes later at 4:40 PM on December 31.
Daylight saving time is observed in Jolanda di Savoia during 2018, 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 15 hours, 36 minutes later, at 9:01 PM, while on December 21, the shortest day of the year, it rises at 7:46 AM and sets 8 hours, 47 minutes later, at 4:33 PM.
Sunrise & Sunset with Twilight in December
The chance that a given day will be muggy in Jolanda di Savoia is essentially constant during December, remaining around 0% throughout.
For reference, on August 6, the muggiest day of the year, there are muggy conditions 60% of the time, while on November 18, 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 Jolanda di Savoia is essentially constant during December, remaining within 0.2 miles per hour of 7.3 miles per hour throughout.
For reference, on February 24, the windiest day of the year, the daily average wind speed is 7.9 miles per hour, while on August 11, the calmest day of the year, the daily average wind speed is 6.1 miles per hour.
The lowest daily average wind speed during December is 7.1 miles per hour on December 29.
Average Wind Speed in December
Wind Direction in December
Jolanda di Savoia is located near a large body of water (e.g., ocean, sea, or large lake). This section reports on the wide-area average surface temperature of that water.
The average surface water temperature in Jolanda di Savoia is decreasing during December, falling by 4°F, from 57°F to 52°F, over the course of the month.
Average Water Temperature in December
The growing season in Jolanda di Savoia typically lasts for 8.7 months (265 days), from around March 4 to around November 25, rarely starting before February 7 or after March 26, and rarely ending before November 5 or after December 14.
The month of December in Jolanda di Savoia is more likely than not fully outside of the growing season, with the chance that a given day is in the growing season reaching a low of 1% on December 29.
Time Spent in Various Temperature Bands and the Growing Season in December
The average accumulated growing degree days in Jolanda di Savoia are essentially constant during December, remaining within 2°F of 3,915°F throughout.
Growing Degree Days in December
The average daily incident shortwave solar energy in Jolanda di Savoia is essentially constant during December, remaining within 0.1 kWh of 1.4 kWh throughout.
The lowest average daily incident shortwave solar energy during December is 1.3 kWh on December 27.
Average Daily Incident Shortwave Solar Energy in December
For the purposes of this report, the geographical coordinates of Jolanda di Savoia are 44.883 deg latitude, 11.979 deg longitude, and -16 ft elevation.
The topography within 2 miles of Jolanda di Savoia is essentially flat, with a maximum elevation change of 39 feet and an average elevation above sea level of -17 feet. Within 10 miles is also essentially flat (85 feet). Within 50 miles is essentially flat (2,280 feet).
The area within 2 miles of Jolanda di Savoia is covered by cropland (94%), within 10 miles by cropland (95%), and within 50 miles by cropland (59%) and water (31%).
This report illustrates the typical weather in Jolanda di Savoia 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 Jolanda di Savoia.
For each station, the records are corrected for the elevation difference between that station and Jolanda di Savoia 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 Jolanda di Savoia is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Jolanda di Savoia and a given station.
The stations contributing to this reconstruction are: Punta Marina (37%, 55 kilometers, southeast); Bologna Guglielmo Marconi Airport (27%, 67 kilometers, southwest); Venice Marco Polo Airport (23%, 75 kilometers, northeast); and Verona Villafranca Airport (14%, 103 kilometers, northwest).
Time zones for aiports and weather stations are provided by AskGeo.com .