Mean average temperature was 51.9 degrees F in April 2017 in Grand Rapids, Michigan. The mean for April back to 1896 is 46.5.
The lowest minimum temperature was 27. The mean for April is 22.
The highest maximum temperature was 81. The mean for April is 79.
Precipitation was 6.27 inches. The mean for April is 3.3. Sixth wettest April on record.
April snowfall was 0.4 inches. The mean for April is 2.3.
Heating degree days came to 391. The mean for April is 553. The total through April from July 2016 comes to 5366 vs. mean to date of 6404.
The heating season to date has been about 16% warmer than normal.