Average Weather in April in Elgin Oregon, United States
Daily high temperatures increase by 8°F, from 53°F to 61°F, rarely falling below 43°F or exceeding 74°F.
Daily low temperatures increase by 5°F, from 33°F to 38°F, rarely falling below 25°F or exceeding 46°F.
For reference, on August 3, the hottest day of the year, temperatures in Elgin typically range from 52°F to 85°F, while on December 23, the coldest day of the year, they range from 25°F to 35°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 Elgin experiences gradually decreasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy decreasing from 62% to 55%.
The clearest day of the month is April 30, with clear, mostly clear, or partly cloudy conditions 45% of the time.
For reference, on November 30, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 67%, while on July 29, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 82%.
Cloud Cover Categories in April
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Elgin, the chance of a wet day over the course of April is gradually decreasing, starting the month at 27% and ending it at 24%.
For reference, the year's highest daily chance of a wet day is 36% on December 1, and its lowest chance is 7% on August 5.
Over the course of April in Elgin, the chance of a day with only rain remains an essentially constant 24% throughout, the chance of a day with mixed snow and rain remains an essentially constant 1% throughout, and the chance of a day with only snow remains an essentially constant 0% throughout.
Probability of Precipitation in April
The average sliding 31-day rainfall during April in Elgin is essentially constant, remaining about 1.5 inches throughout, and rarely exceeding 2.9 inches or falling below 0.5 inches.
The lowest average 31-day accumulation is 1.4 inches on April 16.
Average Monthly Rainfall in April
Over the course of April in Elgin, 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, 28 minutes, implying an average daily increase of 3 minutes, 2 seconds, and weekly increase of 21 minutes, 16 seconds.
The shortest day of the month is April 1, with 12 hours, 48 minutes of daylight and the longest day is April 30, with 14 hours, 17 minutes of daylight.
Hours of Daylight and Twilight in April
The latest sunrise of the month in Elgin is 6:31 AM on April 1 and the earliest sunrise is 51 minutes earlier at 5:40 AM on April 30.
The earliest sunset is 7:20 PM on April 1 and the latest sunset is 37 minutes later at 7:57 PM on April 30.
Daylight saving time is observed in Elgin 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 5:02 AM and sets 15 hours, 42 minutes later, at 8:44 PM, while on December 21, the shortest day of the year, it rises at 7:28 AM and sets 8 hours, 42 minutes later, at 4:10 PM.
Sunrise & Sunset with Twilight and Daylight Saving Time in April
The chance that a given day will be muggy in Elgin is essentially constant during April, remaining around 0% throughout.
Humidity Comfort Levels in April
The average hourly wind speed in Elgin is gradually decreasing during April, decreasing from 6.7 miles per hour to 6.1 miles per hour over the course of the month.
For reference, on January 16, the windiest day of the year, the daily average wind speed is 8.4 miles per hour, while on August 12, the calmest day of the year, the daily average wind speed is 5.1 miles per hour.
Average Wind Speed in April
Wind Direction in April
The growing season in Elgin typically lasts for 4.5 months (139 days), from around May 10 to around September 26, rarely starting before April 22 or after May 31, and rarely ending before September 7 or after October 15.
The month of April in Elgin 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 0% to 25% 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 Elgin are gradually increasing during April, increasing by 65°F, from 23°F to 88°F, over the course of the month.
Growing Degree Days in April
The average daily incident shortwave solar energy in Elgin is increasing during April, rising by 1.4 kWh, from 4.5 kWh to 5.9 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 Elgin are 45.565 deg latitude, -117.917 deg longitude, and 2,930 ft elevation.
The topography within 2 miles of Elgin contains very significant variations in elevation, with a maximum elevation change of 909 feet and an average elevation above sea level of 2,835 feet. Within 10 miles contains very significant variations in elevation (3,241 feet). Within 50 miles contains large variations in elevation (9,350 feet).
The area within 2 miles of Elgin is covered by shrubs (33%), cropland (32%), and grassland (30%), within 10 miles by shrubs (46%) and trees (24%), and within 50 miles by shrubs (42%) and trees (30%).
This report illustrates the typical weather in Elgin 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 Elgin.
For each station, the records are corrected for the elevation difference between that station and Elgin 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 Elgin is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Elgin and a given station.
The stations contributing to this reconstruction are: La Grande Municipal Airport (51%, 32 kilometers, south); Meacham, Meacham (30%, 40 kilometers, west); Walla Walla Regional Airport (12%, 66 kilometers, northwest); and Lewiston–Nez Perce County Airport (7%, 114 kilometers, northeast).
Time zones for aiports and weather stations are provided by AskGeo.com .