Average Weather in December in Yanis’yarvi Russia
Daily high temperatures decrease by 6°F, from 29°F to 23°F, rarely falling below 4°F or exceeding 39°F.
Daily low temperatures decrease by 8°F, from 19°F to 11°F, rarely falling below -12°F or exceeding 33°F.
For reference, on July 22, the hottest day of the year, temperatures in Yanis’yarvi typically range from 53°F to 71°F, while on February 4, the coldest day of the year, they range from 8°F to 20°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
Anchorage, Alaska, United States (3,935 miles away); Chetwynd, Canada (4,182 miles); and Rimouski, Canada (3,632 miles) are the far-away foreign places with temperatures most similar to Yanis’yarvi (view comparison).
The month of December in Yanis’yarvi experiences essentially constant cloud cover, with the percentage of time that the sky is overcast or mostly cloudy remaining about 85% throughout the month. The highest chance of overcast or mostly cloudy conditions is 86% on December 17.
The clearest day of the month is December 1, with clear, mostly clear, or partly cloudy conditions 16% of the time.
For reference, on December 16, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 86%, while on July 19, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 55%.
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 Yanis’yarvi, the chance of a wet day over the course of December is gradually decreasing, starting the month at 29% and ending it at 27%.
For reference, the year's highest daily chance of a wet day is 35% on August 13, and its lowest chance is 19% on February 23.
Over the course of December in Yanis’yarvi, the chance of a day with only rain decreases from 11% to 5%, the chance of a day with mixed snow and rain remains an essentially constant 6% throughout, and the chance of a day with only snow increases from 12% to 16%.
Probability of Precipitation in December
The average sliding 31-day rainfall during December in Yanis’yarvi is gradually decreasing, starting the month at 0.9 inches, when it rarely exceeds 2.1 inches or falls below 0.1 inches, and ending the month at 0.4 inches, when it rarely exceeds 1.1 inches.
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 Yanis’yarvi is essentially constant, remaining about 0.9 inches throughout, and rarely exceeding 1.8 inches or falling below 0.3 inches.
Average Monthly Liquid-Equivalent Snowfall in December
Over the course of December in Yanis’yarvi, the length of the day is decreasing. From the start to the end of the month, the length of the day decreases by 31 minutes, implying an average daily decrease of 1 minute, 3 seconds, and weekly decrease of 7 minutes, 18 seconds.
The shortest day of the month is December 21, with 5 hours, 11 minutes of daylight and the longest day is December 1, with 5 hours, 53 minutes of daylight.
Hours of Daylight and Twilight in December
The earliest sunrise of the month in Yanis’yarvi is 9:48 AM on December 1 and the latest sunrise is 31 minutes later at 10:19 AM on December 26.
The latest sunset is 3:41 PM on December 1 and the earliest sunset is 13 minutes earlier at 3:29 PM on December 17.
Daylight saving time is not observed in Yanis’yarvi during 2021.
For reference, on June 21, the longest day of the year, the Sun rises at 3:07 AM and sets 19 hours, 42 minutes later, at 10:48 PM, while on December 21, the shortest day of the year, it rises at 10:18 AM and sets 5 hours, 11 minutes later, at 3:30 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 Yanis’yarvi is essentially constant during December, remaining around 0% throughout.
For reference, on July 26, the muggiest day of the year, there are muggy conditions 3% 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 Yanis’yarvi is essentially constant during December, remaining within 0.2 miles per hour of 6.8 miles per hour throughout.
For reference, on March 21, the windiest day of the year, the daily average wind speed is 7.2 miles per hour, while on July 25, the calmest day of the year, the daily average wind speed is 5.5 miles per hour.
Average Wind Speed in December
The hourly average wind direction in Yanis’yarvi throughout December is predominantly from the south, with a peak proportion of 37% on December 9.
Wind Direction in December
The growing season in Yanis’yarvi typically lasts for 3.8 months (117 days), from around May 25 to around September 19, rarely starting before May 8 or after June 12, and rarely ending before August 27 or after October 14.
The month of December in Yanis’yarvi 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 Yanis’yarvi are essentially constant during December, remaining around 1,171°F throughout.
Growing Degree Days in December
The average daily incident shortwave solar energy in Yanis’yarvi is essentially constant during December, remaining around 0.1 kWh throughout.
The lowest average daily incident shortwave solar energy during December is 0.1 kWh on December 21.
Average Daily Incident Shortwave Solar Energy in December
For the purposes of this report, the geographical coordinates of Yanis’yarvi are 61.891 deg latitude, 30.948 deg longitude, and 256 ft elevation.
The topography within 2 miles of Yanis’yarvi contains only modest variations in elevation, with a maximum elevation change of 197 feet and an average elevation above sea level of 248 feet. Within 10 miles contains only modest variations in elevation (600 feet). Within 50 miles also contains significant variations in elevation (787 feet).
The area within 2 miles of Yanis’yarvi is covered by water (76%) and trees (24%), within 10 miles by trees (70%) and water (29%), and within 50 miles by trees (70%) and water (27%).
This report illustrates the typical weather in Yanis’yarvi, 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 Yanis’yarvi.
For each station, the records are corrected for the elevation difference between that station and Yanis’yarvi 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 Yanis’yarvi is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Yanis’yarvi and a given station.
Time zones for airports and weather stations are provided by AskGeo.com .