Average Weather in April in Kemmerer Wyoming, United States
Daily high temperatures increase by 9°F, from 47°F to 56°F, rarely falling below 34°F or exceeding 69°F.
Daily low temperatures increase by 6°F, from 26°F to 32°F, rarely falling below 16°F or exceeding 40°F.
For reference, on July 23, the hottest day of the year, temperatures in Kemmerer typically range from 50°F to 81°F, while on January 27, the coldest day of the year, they range from 11°F to 27°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 Kemmerer experiences essentially constant cloud cover, with the percentage of time that the sky is overcast or mostly cloudy remaining about 48% throughout the month.
The clearest day of the month is April 28, with clear, mostly clear, or partly cloudy conditions 53% of the time.
For reference, on March 3, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 52%, while on August 19, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 78%.
Cloud Cover Categories in April
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Kemmerer, the chance of a wet day over the course of April is rapidly increasing, starting the month at 15% and ending it at 22%.
For reference, the year's highest daily chance of a wet day is 24% on May 22, and its lowest chance is 9% on July 5.
Over the course of April in Kemmerer, the chance of a day with only rain increases from 7% to 17%, the chance of a day with mixed snow and rain remains an essentially constant 5% throughout, and the chance of a day with only snow decreases from 3% to 1%.
Probability of Precipitation in April
The average sliding 31-day rainfall during April in Kemmerer is increasing, starting the month at 0.5 inches, when it rarely exceeds 1.0 inches or falls below 0.1 inches, and ending the month at 1.0 inches, when it rarely exceeds 2.1 inches or falls below 0.3 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 Kemmerer is essentially constant, remaining about 0.2 inches throughout, and rarely exceeding 0.6 inches or falling below -0.0 inches.
Average Monthly Liquid-Equivalent Snowfall in April
Over the course of April in Kemmerer, 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, 17 minutes, implying an average daily increase of 2 minutes, 39 seconds, and weekly increase of 18 minutes, 33 seconds.
The shortest day of the month is April 1, with 12 hours, 43 minutes of daylight and the longest day is April 30, with 13 hours, 60 minutes of daylight.
Hours of Daylight and Twilight in April
The latest sunrise of the month in Kemmerer is 7:04 AM on April 1 and the earliest sunrise is 45 minutes earlier at 6:19 AM on April 30.
The earliest sunset is 7:47 PM on April 1 and the latest sunset is 32 minutes later at 8:19 PM on April 30.
Daylight saving time is observed in Kemmerer 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 5:47 AM and sets 15 hours, 13 minutes later, at 9:00 PM, while on December 21, the shortest day of the year, it rises at 7:46 AM and sets 9 hours, 8 minutes later, at 4:54 PM.
Sunrise & Sunset with Twilight and Daylight Saving Time in April
The chance that a given day will be muggy in Kemmerer is essentially constant during April, remaining around 0% throughout.
Humidity Comfort Levels in April
The average hourly wind speed in Kemmerer is gradually decreasing during April, decreasing from 10.1 miles per hour to 9.1 miles per hour over the course of the month.
For reference, on March 29, the windiest day of the year, the daily average wind speed is 10.1 miles per hour, while on August 4, the calmest day of the year, the daily average wind speed is 6.8 miles per hour.
Average Wind Speed in April
Wind Direction in April
The growing season in Kemmerer typically lasts for 3.5 months (109 days), from around June 3 to around September 20, rarely starting before May 12 or after June 23, and rarely ending before September 3 or after October 7.
The month of April in Kemmerer is reliably fully outside of the growing season.
Time Spent in Various Temperature Bands and the Growing Season in April
The average accumulated growing degree days in Kemmerer are gradually increasing during April, increasing by 38°F, from 7°F to 45°F, over the course of the month.
Growing Degree Days in April
The average daily incident shortwave solar energy in Kemmerer is increasing during April, rising by 1.0 kWh, from 5.5 kWh to 6.5 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 Kemmerer are 41.792 deg latitude, -110.538 deg longitude, and 7,083 ft elevation.
The topography within 2 miles of Kemmerer contains very significant variations in elevation, with a maximum elevation change of 961 feet and an average elevation above sea level of 7,160 feet. Within 10 miles also contains very significant variations in elevation (1,453 feet). Within 50 miles contains very significant variations in elevation (4,403 feet).
The area within 2 miles of Kemmerer is covered by shrubs (96%), within 10 miles by shrubs (98%), and within 50 miles by shrubs (87%).
This report illustrates the typical weather in Kemmerer 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 4 weather stations near enough to contribute to our estimation of the temperature and dew point in Kemmerer.
For each station, the records are corrected for the elevation difference between that station and Kemmerer 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 Kemmerer is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Kemmerer and a given station.
The stations contributing to this reconstruction are: Fort Bridger Airport (56%, 46 kilometers, south); Big Piney-Marbleton Airport (19%, 95 kilometers, north); Afton Municipal Airport (15%, 108 kilometers, north); and Logan-Cache Airport (11%, 109 kilometers, west).
Time zones for aiports and weather stations are provided by AskGeo.com .