Average Weather in July in Terrace Heights Washington, United States
In Terrace Heights, the month of July is characterized by rising daily high temperatures, with daily highs increasing by 5°F, from 85°F to 90°F over the course of the month, and rarely exceeding 99°F or dropping below 74°F.
Daily low temperatures increase by 3°F, from 54°F to 57°F, rarely falling below 45°F or exceeding 66°F. The highest daily average low temperature is 58°F on July 25.
For reference, on July 31, the hottest day of the year, temperatures in Terrace Heights typically range from 57°F to 90°F, while on December 23, the coldest day of the year, they range from 23°F to 35°F.
Average High and Low Temperature in July
The figure below shows you a compact characterization of the hourly average temperatures for the quarter of the year centered on July. 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 July
The month of July in Terrace Heights experiences decreasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy decreasing from 28% to 18%.
The clearest day of the month is July 29, with clear, mostly clear, or partly cloudy conditions 82% of the time.
For reference, on January 16, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 65%, while on August 3, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 82%.
Cloud Cover in July
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Terrace Heights, the chance of a wet day over the course of July is essentially constant, remaining around 5% throughout.
For reference, the year's highest daily chance of a wet day is 34% on November 28, and its lowest chance is 3% on August 16.
Probability of Precipitation in July
The average sliding 31-day rainfall during July in Terrace Heights is essentially constant, remaining about 0.3 inches throughout, and rarely exceeding 0.8 inches or falling below -0.0 inches.
Average Monthly Rainfall in July
Over the course of July in Terrace Heights, the length of the day is decreasing. From the start to the end of the month, the length of the day decreases by 54 minutes, implying an average daily decrease of 1 minute, 47 seconds, and weekly decrease of 12 minutes, 31 seconds.
The shortest day of the month is July 31, with 14 hours, 52 minutes of daylight and the longest day is July 1, with 15 hours, 46 minutes of daylight.
Hours of Daylight and Twilight in July
The earliest sunrise of the month in Terrace Heights is 5:12 AM on July 1 and the latest sunrise is 29 minutes later at 5:41 AM on July 31.
The latest sunset is 8:58 PM on July 1 and the earliest sunset is 25 minutes earlier at 8:33 PM on July 31.
Daylight saving time is observed in Terrace Heights during 2017, but it neither starts nor ends during July, so the entire month is in daylight saving time.
For reference, on June 21, the longest day of the year, the Sun rises at 5:08 AM and sets 15 hours, 50 minutes later, at 8:58 PM, while on December 21, the shortest day of the year, it rises at 7:43 AM and sets 8 hours, 34 minutes later, at 4:16 PM.
Sunrise & Sunset with Twilight in July
The chance that a given day will be muggy in Terrace Heights is essentially constant during July, remaining around 0% throughout.
For reference, on July 16, 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 July
The average hourly wind speed in Terrace Heights is essentially constant during July, remaining within 0.1 miles per hour of 3.7 miles per hour throughout.
For reference, on March 31, the windiest day of the year, the daily average wind speed is 3.9 miles per hour, while on December 20, the calmest day of the year, the daily average wind speed is 3.1 miles per hour.
Average Wind Speed in July
Wind Direction in July
The average daily incident shortwave solar energy in Terrace Heights is essentially constant during July, remaining within 0.2 kWh of 7.6 kWh throughout.
The highest average daily incident shortwave solar energy during July is 7.8 kWh on July 14.
Average Daily Incident Shortwave Solar Energy in July
For the purposes of this report, the geographical coordinates of Terrace Heights are 46.606 deg latitude, -120.440 deg longitude, and 1,201 ft elevation.
The topography within 2 miles of Terrace Heights contains very significant variations in elevation, with a maximum elevation change of 1,302 feet and an average elevation above sea level of 1,267 feet. Within 10 miles contains very significant variations in elevation (3,156 feet). Within 50 miles contains large variations in elevation (7,759 feet).
The area within 2 miles of Terrace Heights is covered by shrubs (52%), artificial surfaces (30%), and cropland (16%), within 10 miles by shrubs (55%) and cropland (29%), and within 50 miles by shrubs (58%) and trees (19%).
This report illustrates the typical weather in Terrace Heights 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 Terrace Heights.
For each station, the records are corrected for the elevation difference between that station and Terrace Heights 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 Terrace Heights is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Terrace Heights and a given station.
Time zones for aiports and weather stations are provided by AskGeo.com .