Average Weather in August in Coldwater Michigan, United States
In Coldwater, the month of August is characterized by gradually falling daily high temperatures, with daily highs decreasing by 4°F, from 82°F to 78°F over the course of the month, and rarely exceeding 89°F or dropping below 69°F.
Daily low temperatures decrease by 4°F, from 63°F to 59°F, rarely falling below 49°F or exceeding 71°F.
For reference, on July 19, the hottest day of the year, temperatures in Coldwater typically range from 63°F to 82°F, while on January 29, the coldest day of the year, they range from 17°F to 31°F.
Average High and Low Temperature in August
The figure below shows you a compact characterization of the hourly average temperatures for the quarter of the year centered on August. 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 August
The month of August in Coldwater experiences essentially constant cloud cover, with the percentage of time that the sky is overcast or mostly cloudy remaining about 33% throughout the month. The lowest chance of overcast or mostly cloudy conditions is 33% on August 26.
The clearest day of the month is August 26, with clear, mostly clear, or partly cloudy conditions 67% of the time.
For reference, on January 8, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 67%, while on August 26, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 67%.
Cloud Cover in August
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Coldwater, the chance of a wet day over the course of August is gradually decreasing, starting the month at 35% and ending it at 32%.
For reference, the year's highest daily chance of a wet day is 36% on June 7, and its lowest chance is 15% on February 3.
Probability of Precipitation in August
The average sliding 31-day rainfall during August in Coldwater is essentially constant, remaining about 3.1 inches throughout, and rarely exceeding 5.0 inches or falling below 1.3 inches.
The highest average 31-day accumulation is 3.2 inches on August 4.
Average Monthly Rainfall in August
Over the course of August in Coldwater, the length of the day is rapidly decreasing. From the start to the end of the month, the length of the day decreases by 1 hour, 14 minutes, implying an average daily decrease of 2 minutes, 29 seconds, and weekly decrease of 17 minutes, 21 seconds.
The shortest day of the month is August 31, with 13 hours, 10 minutes of daylight and the longest day is August 1, with 14 hours, 24 minutes of daylight.
Hours of Daylight and Twilight in August
The earliest sunrise of the month in Coldwater is 6:33 AM on August 1 and the latest sunrise is 31 minutes later at 7:04 AM on August 31.
The latest sunset is 8:58 PM on August 1 and the earliest sunset is 43 minutes earlier at 8:14 PM on August 31.
Daylight saving time is observed in Coldwater during 2017, but it neither starts nor ends during August, so the entire month is in daylight saving time.
For reference, on June 21, the longest day of the year, the Sun rises at 6:04 AM and sets 15 hours, 14 minutes later, at 9:18 PM, while on December 21, the shortest day of the year, it rises at 8:04 AM and sets 9 hours, 7 minutes later, at 5:11 PM.
Sunrise & Sunset with Twilight in August
The chance that a given day will be muggy in Coldwater is rapidly decreasing during August, falling from 44% to 30% over the course of the month.
For reference, on July 23, the muggiest day of the year, there are muggy conditions 44% 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 August
The average hourly wind speed in Coldwater is essentially constant during August, remaining within 0.1 miles per hour of 4.3 miles per hour throughout.
For reference, on January 15, the windiest day of the year, the daily average wind speed is 7.0 miles per hour, while on August 4, the calmest day of the year, the daily average wind speed is 4.2 miles per hour.
The lowest daily average wind speed during August is 4.2 miles per hour on August 4.
Average Wind Speed in August
Wind Direction in August
Coldwater is located near a large body of water (e.g., ocean, sea, or large lake). This section reports on the wide-area average surface temperature of that water.
The average surface water temperature in Coldwater is essentially constant during August, remaining within 1°F of 71°F throughout.
The highest average surface water temperature during August is 72°F on August 13.
Average Water Temperature in August
The average daily incident shortwave solar energy in Coldwater is gradually decreasing during August, falling by 0.9 kWh, from 6.5 kWh to 5.6 kWh, over the course of the month.
Average Daily Incident Shortwave Solar Energy in August
For the purposes of this report, the geographical coordinates of Coldwater are 41.940 deg latitude, -85.001 deg longitude, and 971 ft elevation.
The topography within 2 miles of Coldwater contains only modest variations in elevation, with a maximum elevation change of 118 feet and an average elevation above sea level of 968 feet. Within 10 miles also contains only modest variations in elevation (233 feet). Within 50 miles contains only modest variations in elevation (600 feet).
The area within 2 miles of Coldwater is covered by artificial surfaces (65%) and cropland (33%), within 10 miles by cropland (85%), and within 50 miles by cropland (77%) and trees (17%).
This report illustrates the typical weather in Coldwater 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 Coldwater.
For each station, the records are corrected for the elevation difference between that station and Coldwater 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 Coldwater is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Coldwater and a given station.
The stations contributing to this reconstruction are: Branch County Memorial Airport (92%, 4.4 kilometers, west); Hillsdale Municipal Airport (4.1%, 34 kilometers, east); and Brooks Field (4.2%, 35 kilometers, north).
Time zones for aiports and weather stations are provided by AskGeo.com .