August Climate Summary for Alpena, MI: Cooler Temperatures and Moderate Rainfall
August Climate Summary for Alpena, MI: Cooler Temperatures and Moderate Rainfall
US · Published Aug 11, 2026
The National Weather Service (NWS) has released the preliminary climatological data for Alpena, Michigan, for August
The average monthly temperature was recorded at 65.0°F (18.3°C), which is 1.6°F below normal. The highest temperature of the month was 91°F (32.8°C) on August 20, while the lowest was 42°F (5.6°C) on August

Impact & Risks

The cooler-than-normal temperatures and moderate rainfall in Alpena, MI, during August 2023 may have influenced local agriculture and outdoor activities. The slightly above-average precipitation could have benefited crops and water reservoirs, while the absence of extreme weather events like hail or freezing rain minimized risks to infrastructure and travel. However, the two days with temperatures above 90°F might have posed heat-related risks for vulnerable populations. Wind gusts reaching 48 mph could have caused minor disruptions, such as fallen branches or localized power outages.

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