Average Weather in July in Versoix Switzerland
Daily high temperatures increase by 3°F, from 77°F to 79°F, rarely falling below 65°F or exceeding 89°F.
Daily low temperatures increase by 2°F, from 57°F to 59°F, rarely falling below 50°F or exceeding 65°F. The highest daily average low temperature is 59°F on July 28.
For reference, on August 4, the hottest day of the year, temperatures in Versoix typically range from 59°F to 79°F, while on January 27, the coldest day of the year, they range from 30°F to 41°F.
Average High and Low Temperature in July
The figure below shows you a compact characterization of the hourly average temperatures for the quarter of the year centered on July. 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 July
The month of July in Versoix experiences gradually decreasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy decreasing from 37% to 33%. The lowest chance of overcast or mostly cloudy conditions is 32% on July 21.
The clearest day of the month is July 21, with clear, mostly clear, or partly cloudy conditions 68% of the time.
For reference, on December 31, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 59%, while on July 21, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 68%.
Cloud Cover Categories in July
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 Versoix, the chance of a wet day over the course of July is gradually decreasing, starting the month at 34% and ending it at 30%.
For reference, the year's highest daily chance of a wet day is 41% on May 25, and its lowest chance is 26% on March 3.
Probability of Precipitation in July
The average sliding 31-day rainfall during July in Versoix is gradually decreasing, starting the month at 3.2 inches, when it rarely exceeds 5.6 inches or falls below 1.4 inches, and ending the month at 2.8 inches, when it rarely exceeds 4.7 inches or falls below 1.1 inches.
Average Monthly Rainfall in July
Over the course of July in Versoix, the length of the day is decreasing. From the start to the end of the month, the length of the day decreases by 52 minutes, implying an average daily decrease of 1 minute, 44 seconds, and weekly decrease of 12 minutes, 6 seconds.
The shortest day of the month is July 31, with 14 hours, 52 minutes of daylight and the longest day is July 1, with 15 hours, 44 minutes of daylight.
Hours of Daylight and Twilight in July
The earliest sunrise of the month in Versoix is 5:47 AM on July 1 and the latest sunrise is 28 minutes later at 6:15 AM on July 31.
The latest sunset is 9:30 PM on July 1 and the earliest sunset is 24 minutes earlier at 9:07 PM on July 31.
Daylight saving time is observed in Versoix during 2018, but it neither starts nor ends during July, so the entire month is in daylight saving time.
For reference, on June 21, the longest day of the year, the Sun rises at 5:43 AM and sets 15 hours, 48 minutes later, at 9:30 PM, while on December 21, the shortest day of the year, it rises at 8:15 AM and sets 8 hours, 36 minutes later, at 4:51 PM.
Sunrise & Sunset with Twilight in July
The chance that a given day will be muggy in Versoix is essentially constant during July, remaining around 1% throughout.
For reference, on August 12, the muggiest day of the year, there are muggy conditions 1% 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 July
dry 55°F comfortable 60°F humid 65°F muggy 70°F oppressive 75°F miserable
The average hourly wind speed in Versoix is essentially constant during July, remaining within 0.2 miles per hour of 6.0 miles per hour throughout.
For reference, on April 3, the windiest day of the year, the daily average wind speed is 7.0 miles per hour, while on August 10, the calmest day of the year, the daily average wind speed is 5.7 miles per hour.
Average Wind Speed in July
Wind Direction in July
The growing season in Versoix typically lasts for 7.0 months (216 days), from around April 5 to around November 7, rarely starting before March 11 or after April 26, and rarely ending before October 17 or after December 1.
The month of July in Versoix is reliably fully within the growing season.
Time Spent in Various Temperature Bands and the Growing Season in July
The average accumulated growing degree days in Versoix are rapidly increasing during July, increasing by 553°F, from 863°F to 1,416°F, over the course of the month.
Growing Degree Days in July
The average daily incident shortwave solar energy in Versoix is essentially constant during July, remaining within 0.2 kWh of 6.8 kWh throughout.
The highest average daily incident shortwave solar energy during July is 7.0 kWh on July 6.
Average Daily Incident Shortwave Solar Energy in July
For the purposes of this report, the geographical coordinates of Versoix are 46.284 deg latitude, 6.162 deg longitude, and 1,335 ft elevation.
The topography within 2 miles of Versoix contains only modest variations in elevation, with a maximum elevation change of 318 feet and an average elevation above sea level of 1,319 feet. Within 10 miles contains only modest variations in elevation (4,413 feet). Within 50 miles also contains extreme variations in elevation (15,128 feet).
The area within 2 miles of Versoix is covered by water (38%), cropland (27%), artificial surfaces (18%), and trees (16%), within 10 miles by cropland (32%) and trees (25%), and within 50 miles by trees (42%) and cropland (22%).
This report illustrates the typical weather in Versoix 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 5 weather stations near enough to contribute to our estimation of the temperature and dew point in Versoix.
For each station, the records are corrected for the elevation difference between that station and Versoix 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 Versoix is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Versoix and a given station.
The stations contributing to this reconstruction are: Aéroport Genève-Cointrin (93%, 7 kilometers, southwest); Sion (2.0%, 89 kilometers, east); Neuchatel (1.7%, 100 kilometers, northeast); Dole–Jura Airport (1.6%, 101 kilometers, northwest); and Besançon – La Vèze Aerodrome (1.5%, 108 kilometers, north).
Time zones for aiports and weather stations are provided by AskGeo.com .