Average Weather in December in Prolisky Ukraine
Daily high temperatures decrease by 5°F, from 35°F to 30°F, rarely falling below 17°F or exceeding 45°F.
Daily low temperatures decrease by 6°F, from 27°F to 21°F, rarely falling below 4°F or exceeding 38°F.
For reference, on July 27, the hottest day of the year, temperatures in Prolisky typically range from 58°F to 79°F, while on February 3, the coldest day of the year, they range from 19°F to 29°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 Prolisky experiences essentially constant cloud cover, with the percentage of time that the sky is overcast or mostly cloudy remaining about 71% throughout the month.
The clearest day of the month is December 31, with clear, mostly clear, or partly cloudy conditions 30% of the time.
For reference, on November 28, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 72%, while on August 2, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 70%.
Cloud Cover Categories in December
0% clear 20% mostly clear 40% partly cloudy 60% mostly cloudy 80% overcast 100%
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Prolisky, the chance of a wet day over the course of December is essentially constant, remaining around 18% throughout.
For reference, the year's highest daily chance of a wet day is 33% on June 26, and its lowest chance is 14% on March 21.
Over the course of December in Prolisky, the chance of a day with only rain decreases from 10% to 7%, the chance of a day with mixed snow and rain remains an essentially constant 3% throughout, and the chance of a day with only snow increases from 5% to 7%.
Probability of Precipitation in December
The average sliding 31-day rainfall during December in Prolisky is gradually decreasing, starting the month at 0.7 inches, when it rarely exceeds 1.7 inches or falls below 0.1 inches, and ending the month at 0.4 inches, when it rarely exceeds 1.0 inches.
Average Monthly Rainfall in December
The average sliding 31-day liquid-equivalent snowfall during December in Prolisky is essentially constant, remaining about 0.5 inches throughout, and rarely exceeding 1.4 inches or falling to 0.0 inches.
The highest average 31-day liquid-equivalent accumulation is 0.5 inches on December 20.
Average Monthly Liquid-Equivalent Snowfall in December
Over the course of December in Prolisky, the length of the day is gradually decreasing. From the start to the end of the month, the length of the day decreases by 15 minutes, implying an average daily decrease of 31 seconds, and weekly decrease of 3 minutes, 36 seconds.
The shortest day of the month is December 21, with 8 hours, 1 minute of daylight and the longest day is December 1, with 8 hours, 21 minutes of daylight.
Hours of Daylight and Twilight in December
The earliest sunrise of the month in Prolisky is 7:35 AM on December 1 and the latest sunrise is 22 minutes later at 7:57 AM on December 31.
The earliest sunset is 3:53 PM on December 12 and the latest sunset is 10 minutes later at 4:02 PM on December 31.
Daylight saving time is observed in Prolisky during 2021, 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 4:45 AM and sets 16 hours, 26 minutes later, at 9:11 PM, while on December 21, the shortest day of the year, it rises at 7:54 AM and sets 8 hours, 1 minute later, at 3:55 PM.
Sunrise & Sunset with Twilight in December
The figure below presents a compact representation of key lunar data for December 2021. The horizontal axis is the day, the vertical axis is the hour of the day, and the colored areas indicate when the moon is above the horizon. The vertical gray bars (new Moons) and blue bars (full Moons) indicate key Moon phases. The label associated with each bar indicates the date and time that the phase is obtained, and the companion time labels indicate the rise and set times of the Moon for the nearest time interval in which the moon is above the horizon.
Moon Rise, Set & Phases in December
The chance that a given day will be muggy in Prolisky is essentially constant during December, remaining around 0% throughout.
For reference, on July 20, the muggiest day of the year, there are muggy conditions 7% of the time, while on January 1, the least muggy day of the year, there are muggy conditions 0% of the time.
Humidity Comfort Levels in December
dry 55°F comfortable 60°F humid 65°F muggy 70°F oppressive 75°F miserable
The average hourly wind speed in Prolisky is essentially constant during December, remaining within 0.1 miles per hour of 10.3 miles per hour throughout.
For reference, on January 25, the windiest day of the year, the daily average wind speed is 11.1 miles per hour, while on July 27, the calmest day of the year, the daily average wind speed is 7.9 miles per hour.
Average Wind Speed in December
The hourly average wind direction in Prolisky throughout December is predominantly from the west, with a peak proportion of 40% on December 31.
Wind Direction in December
The growing season in Prolisky typically lasts for 5.7 months (175 days), from around April 21 to around October 12, rarely starting before April 2 or after May 8, and rarely ending before September 25 or after October 30.
The month of December in Prolisky is reliably fully outside of the growing season.
Time Spent in Various Temperature Bands and the Growing Season in December
The average accumulated growing degree days in Prolisky are essentially constant during December, remaining around 2,236°F throughout.
Growing Degree Days in December
The average daily incident shortwave solar energy in Prolisky is essentially constant during December, remaining within 0.1 kWh of 0.8 kWh throughout.
The lowest average daily incident shortwave solar energy during December is 0.8 kWh on December 20.
Average Daily Incident Shortwave Solar Energy in December
For the purposes of this report, the geographical coordinates of Prolisky are 50.391 deg latitude, 30.780 deg longitude, and 423 ft elevation.
The topography within 2 miles of Prolisky contains only modest variations in elevation, with a maximum elevation change of 118 feet and an average elevation above sea level of 434 feet. Within 10 miles also contains only modest variations in elevation (390 feet). Within 50 miles contains only modest variations in elevation (535 feet).
The area within 2 miles of Prolisky is covered by trees (60%) and cropland (24%), within 10 miles by cropland (42%) and trees (23%), and within 50 miles by cropland (54%) and trees (22%).
This report illustrates the typical weather in Prolisky, 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 2 weather stations near enough to contribute to our estimation of the temperature and dew point in Prolisky.
For each station, the records are corrected for the elevation difference between that station and Prolisky 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 Prolisky is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Prolisky and a given station.
Time zones for airports and weather stations are provided by AskGeo.com .