Average Weather in April in Lafayette Tennessee, United States
In Lafayette, the month of April is characterized by rising daily high temperatures, with daily highs increasing by 8°F, from 65°F to 73°F over the course of the month, and rarely exceeding 83°F or dropping below 50°F.
Daily low temperatures increase by 8°F, from 45°F to 53°F, rarely falling below 32°F or exceeding 64°F.
For reference, on July 21, the hottest day of the year, temperatures in Lafayette typically range from 69°F to 87°F, while on January 29, the coldest day of the year, they range from 30°F to 47°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 Lafayette experiences essentially constant cloud cover, with the percentage of time that the sky is overcast or mostly cloudy remaining about 47% throughout the month. The lowest chance of overcast or mostly cloudy conditions is 45% on April 30.
The clearest day of the month is April 30, with clear, mostly clear, or partly cloudy conditions 55% of the time.
For reference, on January 3, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 58%, while on September 21, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 67%.
Cloud Cover in April
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Lafayette, the chance of a wet day over the course of April is essentially constant, remaining around 35% throughout.
For reference, the year's highest daily chance of a wet day is 43% on June 30, and its lowest chance is 23% on October 15.
Probability of Precipitation in April
To show variation within the month and not just the monthly total, we show the rainfall accumulated over a sliding 31-day period centered around each day.
The average sliding 31-day rainfall during April in Lafayette is gradually increasing, starting the month at 4.2 inches, when it rarely exceeds 6.8 inches or falls below 2.0 inches, and ending the month at 4.5 inches, when it rarely exceeds 8.7 inches or falls below 1.8 inches.
Average Monthly Rainfall in April
Over the course of April in Lafayette, 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, 3 minutes, implying an average daily increase of 2 minutes, 9 seconds, and weekly increase of 15 minutes, 6 seconds.
The shortest day of the month is April 1, with 12 hours, 36 minutes of daylight and the longest day is April 30, with 13 hours, 39 minutes of daylight.
Hours of Daylight and Twilight in April
The latest sunrise of the month in Lafayette is 6:28 AM on April 1 and the earliest sunrise is 38 minutes earlier at 5:50 AM on April 30.
The earliest sunset is 7:05 PM on April 1 and the latest sunset is 25 minutes later at 7:29 PM on April 30.
Daylight saving time is observed in Lafayette during 2017, 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 5:25 AM and sets 14 hours, 38 minutes later, at 8:03 PM, while on December 21, the shortest day of the year, it rises at 6:50 AM and sets 9 hours, 42 minutes later, at 4:32 PM.
Sunrise & Sunset with Twilight and Daylight Saving Time in April
The chance that a given day will be muggy in Lafayette is gradually increasing during April, rising from 0% to 4% over the course of the month.
For reference, on July 25, the muggiest day of the year, there are muggy conditions 81% of the time, while on January 14, the least muggy day of the year, there are muggy conditions 0% of the time.
Humidity Comfort Levels in April
The average hourly wind speed in Lafayette is essentially constant during April, remaining within 0.2 miles per hour of 3.3 miles per hour throughout.
For reference, on February 25, the windiest day of the year, the daily average wind speed is 3.7 miles per hour, while on July 30, the calmest day of the year, the daily average wind speed is 2.0 miles per hour.
Average Wind Speed in April
Wind Direction in April
The average daily incident shortwave solar energy in Lafayette is gradually increasing during April, rising by 1.0 kWh, from 5.1 kWh to 6.1 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 Lafayette are 36.186 deg latitude, -85.716 deg longitude, and 856 ft elevation.
The topography within 2 miles of Lafayette contains only modest variations in elevation, with a maximum elevation change of 482 feet and an average elevation above sea level of 872 feet. Within 10 miles contains only modest variations in elevation (669 feet). Within 50 miles contains significant variations in elevation (2,536 feet).
The area within 2 miles of Lafayette is covered by trees (98%), within 10 miles by trees (74%) and cropland (22%), and within 50 miles by trees (56%) and cropland (39%).
This report illustrates the typical weather in Lafayette 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 Lafayette.
For each station, the records are corrected for the elevation difference between that station and Lafayette 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 Lafayette is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Lafayette and a given station.
The stations contributing to this reconstruction are: Crossville Memorial Airport (33%, 63 kilometers, southeast); Smyrna Airport (29%, 75 kilometers, west); Glasgow Municipal Airport (20%, 97 kilometers, north); and Wayne County Airport (17%, 107 kilometers, northeast).
Time zones for aiports and weather stations are provided by AskGeo.com .