Summer 2021

The chapter conducts a warm season (June-Aug) forecast contest consisting of:

Warmest temperature at Grand Rapids airport

Warmest temperature at Muskegon airport

Warmest temperature at Lansing airport

Total number of days reaching 90 degrees or warmer at Grand Rapids

Rainfall total at Grand Rapids between June 1 and August 31

Congratulations to the winners! There were 7 people who submitted a forecast. Overall, this summer was warm (on average) but not too hot, with fewer than average 90-degree days. After a dry spring, the summer's rainfall was above normal, and it was the most rain seen at the GRR airport during the June 1 - Aug 31 period since 1994.

Warmest temperature at the GRR airport

Actual: 92, August 24/28/29

Winner: Jeff Wilhelm, 93 on July 6

Warmest temperature at the MKG airport

Actual: 90, August 24

Winner: Jeff Wilhelm, 91 on July 4

Warmest temperature at the LAN airport

Actual: 94, June 11

Winner: Kreigh Tomaszewski, 94 on July 19

Number of days reaching 90 degrees or warmer at GRR

Actual: 7

Winner: Jeff Wilhelm, 6

Rainfall total at GRR between June 1 and August 31

Actual: 15.26

Winner: Alex Montgomery, 12.88 inches