Forest Hills MI Weather Forecast and Conditions The Today's climate in the city of Grand Rapids appears to be bright, accompanied by thermal readings hovering around sixty-five degrees F. The weather is an ideal day to step outdoors and relish the urban area's scenic beauty. Don't forget your sunscreen and sunglasses! Furthermore, be on the lookout for any updates from the nearby meteorological agencies in case of unexpected changes. Stay safe and make the most of the fantastic Grand Rapids City climate today!