Average Weather in April in Couvet Switzerland
Daily high temperatures increase by 7°F, from 46°F to 53°F, rarely falling below 35°F or exceeding 64°F.
Daily low temperatures increase by 6°F, from 32°F to 38°F, rarely falling below 25°F or exceeding 44°F.
For reference, on August 4, the hottest day of the year, temperatures in Couvet typically range from 51°F to 68°F, while on February 7, the coldest day of the year, they range from 22°F to 34°F.
Average High and Low Temperature in April
The figure below shows you a compact characterization of the hourly average temperatures for the quarter of the year centered on April. 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 April
The month of April in Couvet experiences essentially constant cloud cover, with the percentage of time that the sky is overcast or mostly cloudy remaining about 58% throughout the month.
The clearest day of the month is April 13, with clear, mostly clear, or partly cloudy conditions 43% of the time.
For reference, on December 27, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 65%, while on July 23, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 64%.
Cloud Cover Categories in April
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 Couvet, the chance of a wet day over the course of April is gradually increasing, starting the month at 33% and ending it at 36%.
For reference, the year's highest daily chance of a wet day is 44% on May 27, and its lowest chance is 28% on March 3.
Over the course of April in Couvet, the chance of a day with only rain increases from 23% to 33%, the chance of a day with mixed snow and rain decreases from 7% to 3%, and the chance of a day with only snow remains an essentially constant 1% throughout.
Probability of Precipitation in April
The average sliding 31-day rainfall during April in Couvet is increasing, starting the month at 2.3 inches, when it rarely exceeds 4.4 inches or falls below 0.7 inches, and ending the month at 3.0 inches, when it rarely exceeds 5.3 inches or falls below 1.2 inches.
Average Monthly Rainfall in April
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 April in Couvet is gradually decreasing, starting the month at 0.4 inches, when it rarely exceeds 1.0 inches or falls below -0.0 inches, and ending the month at 0.1 inches, when it rarely exceeds 0.4 inches or falls below -0.0 inches.
Average Monthly Liquid-Equivalent Snowfall in April
Over the course of April in Couvet, the length of the day is rapidly increasing. From the start to the end of the month, the length of the day increases by 1 hour, 33 minutes, implying an average daily increase of 3 minutes, 12 seconds, and weekly increase of 22 minutes, 23 seconds.
The shortest day of the month is April 1, with 12 hours, 49 minutes of daylight and the longest day is April 30, with 14 hours, 22 minutes of daylight.
Hours of Daylight and Twilight in April
The latest sunrise of the month in Couvet is 7:13 AM on April 1 and the earliest sunrise is 53 minutes earlier at 6:20 AM on April 30.
The earliest sunset is 8:02 PM on April 1 and the latest sunset is 40 minutes later at 8:42 PM on April 30.
Daylight saving time is observed in Couvet during 2018, but it neither starts nor ends during April, so the entire month is in daylight saving time.
For reference, on June 21, the longest day of the year, the Sun rises at 5:38 AM and sets 15 hours, 53 minutes later, at 9:31 PM, while on December 21, the shortest day of the year, it rises at 8:15 AM and sets 8 hours, 31 minutes later, at 4:47 PM.
Sunrise & Sunset with Twilight and Daylight Saving Time in April
The chance that a given day will be muggy in Couvet is essentially constant during April, remaining around 0% throughout.
For reference, on June 27, the muggiest day of the year, there are muggy conditions 0% 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 April
dry 55°F comfortable 60°F humid 65°F muggy 70°F oppressive 75°F miserable
The average hourly wind speed in Couvet is decreasing during April, decreasing from 8.5 miles per hour to 7.5 miles per hour over the course of the month.
For reference, on February 6, the windiest day of the year, the daily average wind speed is 8.8 miles per hour, while on August 10, the calmest day of the year, the daily average wind speed is 6.4 miles per hour.
Average Wind Speed in April
Wind Direction in April
The growing season in Couvet typically lasts for 5.4 months (165 days), from around May 4 to around October 17, rarely starting before April 12 or after May 28, and rarely ending before September 27 or after November 6.
The month of April in Couvet is more likely than not fully outside of the growing season, with the chance that a given day is in the growing season rapidly increasing from 2% to 41% over the course of the month.
Time Spent in Various Temperature Bands and the Growing Season in April
The average accumulated growing degree days in Couvet are essentially constant during April, remaining within 15°F of 22°F throughout.
Growing Degree Days in April
The average daily incident shortwave solar energy in Couvet is increasing during April, rising by 1.1 kWh, from 4.2 kWh to 5.3 kWh, over the course of the month.
Average Daily Incident Shortwave Solar Energy in April
For the purposes of this report, the geographical coordinates of Couvet are 46.926 deg latitude, 6.634 deg longitude, and 3,606 ft elevation.
The topography within 2 miles of Couvet contains very significant variations in elevation, with a maximum elevation change of 1,814 feet and an average elevation above sea level of 3,076 feet. Within 10 miles contains very significant variations in elevation (3,835 feet). Within 50 miles also contains extreme variations in elevation (9,255 feet).
The area within 2 miles of Couvet is covered by cropland (54%) and trees (37%), within 10 miles by trees (43%) and cropland (28%), and within 50 miles by trees (40%) and cropland (29%).
This report illustrates the typical weather in Couvet 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 Couvet.
For each station, the records are corrected for the elevation difference between that station and Couvet 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 Couvet is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Couvet and a given station.
The stations contributing to this reconstruction are: Les Eplatures (67%, 21 kilometers, northeast); Neuchatel (13%, 25 kilometers, east); Besançon – La Vèze Aerodrome (7%, 61 kilometers, northwest); Aéroport Genève-Cointrin (6%, 86 kilometers, southwest); and Sion (6%, 95 kilometers, southeast).
Time zones for aiports and weather stations are provided by AskGeo.com .