When does Grand Rapids usually see its last 90-degree temperature of the season?

When does Grand Rapids usually see its last 90-degree temperature of the season?

GRAND RAPIDS, Mich. (WOOD) — This weekend brings a return of heat and humidity to West Michigan as highs make a leap back into the 90s. On average, Grand Rapids has about 10 days each year where the high makes it up into the 90s. So far in 2025, we're tracking a little ahead of that number with 14 as of Aug. 14. Sign up for the Storm Team 8 daily forecast newsletter If you're ready for cooler temperatures to make their arrival, you likely …