Average Weather in December in Juan Marcos (San José Buenavista) Mexico
Daily high temperatures decrease by 2°F, from 64°F to 62°F, rarely falling below 54°F or exceeding 70°F.
Daily low temperatures decrease by 2°F, from 45°F to 43°F, rarely falling below 37°F or exceeding 50°F.
For reference, on May 11, the hottest day of the year, temperatures in Juan Marcos (San José Buenavista) typically range from 54°F to 73°F, while on January 12, the coldest day of the year, they range from 42°F to 62°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 Juan Marcos (San José Buenavista) experiences essentially constant cloud cover, with the percentage of time that the sky is overcast or mostly cloudy remaining about 44% throughout the month.
The clearest day of the month is December 8, with clear, mostly clear, or partly cloudy conditions 57% of the time.
For reference, on September 14, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 85%, while on February 24, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 67%.
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 Juan Marcos (San José Buenavista), the chance of a wet day over the course of December is decreasing, starting the month at 24% and ending it at 18%.
For reference, the year's highest daily chance of a wet day is 83% on September 1, and its lowest chance is 15% on February 27.
Probability of Precipitation in December
The average sliding 31-day rainfall during December in Juan Marcos (San José Buenavista) is decreasing, starting the month at 1.7 inches, when it rarely exceeds 3.3 inches or falls below 0.5 inches, and ending the month at 0.9 inches, when it rarely exceeds 1.9 inches or falls below 0.3 inches.
Average Monthly Rainfall in December
Over the course of December in Juan Marcos (San José Buenavista), the length of the day is essentially constant. The shortest day of the month is December 21, with 10 hours, 56 minutes of daylight and the longest day is December 1, with 11 hours, 2 minutes of daylight.
Hours of Daylight and Twilight in December
The earliest sunrise of the month in Juan Marcos (San José Buenavista) is 6:47 AM on December 1 and the latest sunrise is 16 minutes later at 7:03 AM on December 31.
The earliest sunset is 5:48 PM on December 1 and the latest sunset is 12 minutes later at 6:00 PM on December 31.
Daylight saving time is observed in Juan Marcos (San José Buenavista) 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 6:50 AM and sets 13 hours, 19 minutes later, at 8:10 PM, while on December 21, the shortest day of the year, it rises at 6:58 AM and sets 10 hours, 56 minutes later, at 5:55 PM.
Sunrise & Sunset with Twilight in December
The chance that a given day will be muggy in Juan Marcos (San José Buenavista) is essentially constant during December, remaining around 0% throughout.
The lowest chance of a muggy day during December is 0% on December 20.
For reference, on May 28, the muggiest day of the year, there are muggy conditions 3% of the time, while on December 8, 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 Juan Marcos (San José Buenavista) is essentially constant during December, remaining within 0.1 miles per hour of 5.4 miles per hour throughout.
For reference, on October 8, the windiest day of the year, the daily average wind speed is 6.5 miles per hour, while on December 17, the calmest day of the year, the daily average wind speed is 5.3 miles per hour.
The lowest daily average wind speed during December is 5.3 miles per hour on December 18.
Average Wind Speed in December
Wind Direction in December
Juan Marcos (San José Buenavista) 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 Juan Marcos (San José Buenavista) is gradually decreasing during December, falling by 3°F, from 77°F to 74°F, over the course of the month.
Average Water Temperature in December
While it does not do so every year, freezing temperatures are seen in Juan Marcos (San José Buenavista) over some winters. The day least likely to be in the growing season is January 6, with a 67% chance.
Time Spent in Various Temperature Bands and the Growing Season in December
The average accumulated growing degree days in Juan Marcos (San José Buenavista) are gradually increasing during December, increasing by 131°F, from 3,067°F to 3,199°F, over the course of the month.
Growing Degree Days in December
The average daily incident shortwave solar energy in Juan Marcos (San José Buenavista) is essentially constant during December, remaining within 0.1 kWh of 4.6 kWh throughout.
The lowest average daily incident shortwave solar energy during December is 4.5 kWh on December 31.
Average Daily Incident Shortwave Solar Energy in December
For the purposes of this report, the geographical coordinates of Juan Marcos (San José Buenavista) are 19.729 deg latitude, -97.197 deg longitude, and 6,447 ft elevation.
The topography within 2 miles of Juan Marcos (San José Buenavista) contains extreme variations in elevation, with a maximum elevation change of 3,858 feet and an average elevation above sea level of 6,600 feet. Within 10 miles also contains extreme variations in elevation (7,969 feet). Within 50 miles also contains extreme variations in elevation (18,304 feet).
The area within 2 miles of Juan Marcos (San José Buenavista) is covered by cropland (57%), trees (32%), and shrubs (11%), within 10 miles by cropland (53%) and trees (37%), and within 50 miles by cropland (62%) and trees (22%).
This report illustrates the typical weather in Juan Marcos (San José Buenavista) 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 3 weather stations near enough to contribute to our estimation of the temperature and dew point in Juan Marcos (San José Buenavista).
For each station, the records are corrected for the elevation difference between that station and Juan Marcos (San José Buenavista) 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 Juan Marcos (San José Buenavista) is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Juan Marcos (San José Buenavista) and a given station.
The stations contributing to this reconstruction are: General Heriberto Jara International Airport (18%, 124 kilometers, southeast); Tulancingo (43%, 129 kilometers, west); and Hermanos Serdán International Airport (38%, 139 kilometers, southwest).
Time zones for aiports and weather stations are provided by AskGeo.com .