Average Weather in April in Clifton Colorado, United States
Daily high temperatures increase by 9°F, from 62°F to 71°F, rarely falling below 50°F or exceeding 81°F.
Daily low temperatures increase by 7°F, from 38°F to 45°F, rarely falling below 29°F or exceeding 55°F.
For reference, on July 8, the hottest day of the year, temperatures in Clifton typically range from 65°F to 93°F, while on January 4, the coldest day of the year, they range from 20°F to 37°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 Clifton 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 April 28, with clear, mostly clear, or partly cloudy conditions 58% of the time.
For reference, on March 3, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 49%, while on September 12, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 78%.
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 Clifton, the chance of a wet day over the course of April is essentially constant, remaining around 15% throughout.
For reference, the year's highest daily chance of a wet day is 20% on July 31, and its lowest chance is 8% on June 15.
Probability of Precipitation in April
The average sliding 31-day rainfall during April in Clifton is essentially constant, remaining about 0.9 inches throughout, and rarely exceeding 1.9 inches or falling below 0.1 inches.
Average Monthly Rainfall in April
Over the course of April in Clifton, 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, 10 minutes, implying an average daily increase of 2 minutes, 24 seconds, and weekly increase of 16 minutes, 51 seconds.
The shortest day of the month is April 1, with 12 hours, 39 minutes of daylight and the longest day is April 30, with 13 hours, 49 minutes of daylight.
Hours of Daylight and Twilight in April
The latest sunrise of the month in Clifton is 6:58 AM on April 1 and the earliest sunrise is 42 minutes earlier at 6:17 AM on April 30.
The earliest sunset is 7:37 PM on April 1 and the latest sunset is 28 minutes later at 8:05 PM on April 30.
Daylight saving time is observed in Clifton during 2019, 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 5:48 AM and sets 14 hours, 55 minutes later, at 8:43 PM, while on December 22, the shortest day of the year, it rises at 7:29 AM and sets 9 hours, 25 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 Clifton is essentially constant during April, remaining around 0% throughout.
For reference, on July 21, 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 Clifton is essentially constant during April, remaining within 0.1 miles per hour of 8.0 miles per hour throughout.
For reference, on April 11, the windiest day of the year, the daily average wind speed is 8.1 miles per hour, while on August 12, the calmest day of the year, the daily average wind speed is 5.9 miles per hour.
The highest daily average wind speed during April is 8.1 miles per hour on April 11.
Average Wind Speed in April
Wind Direction in April
The growing season in Clifton typically lasts for 6.3 months (194 days), from around April 16 to around October 26, rarely starting before March 26 or after May 8, and rarely ending before October 9 or after November 12.
During April in Clifton, the chance that a given day is within the growing season is very rapidly increasing rising from 19% to 81% 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 Clifton are gradually increasing during April, increasing by 180°F, from 89°F to 269°F, over the course of the month.
Growing Degree Days in April
The average daily incident shortwave solar energy in Clifton is increasing during April, rising by 1.1 kWh, from 5.8 kWh to 6.9 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 Clifton are 39.092 deg latitude, -108.449 deg longitude, and 4,734 ft elevation.
The topography within 2 miles of Clifton contains only modest variations in elevation, with a maximum elevation change of 285 feet and an average elevation above sea level of 4,726 feet. Within 10 miles contains only modest variations in elevation (4,088 feet). Within 50 miles also contains extreme variations in elevation (7,175 feet).
The area within 2 miles of Clifton is covered by artificial surfaces (50%), shrubs (35%), and cropland (15%), within 10 miles by shrubs (77%) and artificial surfaces (12%), and within 50 miles by shrubs (65%) and trees (28%).
This report illustrates the typical weather in Clifton 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 Clifton.
For each station, the records are corrected for the elevation difference between that station and Clifton 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 Clifton is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Clifton and a given station.
The stations contributing to this reconstruction are: Grand Junction Regional Airport (89%, 9 kilometers, northwest); Blake Field (8%, 48 kilometers, southeast); and Garfield County Regional Airport (3.6%, 79 kilometers, northeast).
Time zones for aiports and weather stations are provided by AskGeo.com .