Earliest and Latest Days of 100° F in Green Bay

This is a list of the earliest and latest days in the year with a high temperature of at least 100 °F in Green Bay, Wisconsin history. It is based on NOAA data from the years 1886–2024.

Also see:

Earliest 100 degree day in Green Bay?

The earliest in the year that Green Bay, Wisconsin had a high temperature of at least 100 °F is June 1 which happened in 1934.

Latest 100 degree day in Green Bay?

The latest in the year that Green Bay, Wisconsin had a high temperature of at least 100 °F is August 24 which happened in 1948.

Earliest Days ≥ 100 °F

Date	Year	Temperature
June 1	1934	101 °F
June 29	1931	100 °F
June 30	1931	100 °F
June 30	1910	100 °F
July 1	1910	100 °F
July 7	1936	103 °F
July 8	1936	102 °F
July 9	1936	100 °F
July 10	1936	100 °F
July 12	1936	102 °F
July 13	1995	103 °F
July 13	1936	104 °F
July 14	1995	102 °F
July 16	1931	100 °F
July 28	1916	101 °F
July 29	1916	101 °F
August 24	1948	100 °F

Latest Days ≥ 100 °F

Date	Year	Temperature
August 24	1948	100 °F
July 29	1916	101 °F
July 28	1916	101 °F
July 16	1931	100 °F
July 14	1995	102 °F
July 13	1995	103 °F
July 13	1936	104 °F
July 12	1936	102 °F
July 10	1936	100 °F
July 9	1936	100 °F
July 8	1936	102 °F
July 7	1936	103 °F
July 1	1910	100 °F
June 30	1931	100 °F
June 30	1910	100 °F
June 29	1931	100 °F
June 1	1934	101 °F