Rockford Consecutive 100 Degree Days

This page shows the record for the most days in a row in Rockford, Illinois where the high temperature was at least 100 °F, from 1893–2024.

Also see:

Longest Streak: 9 Days

Between Jul 6–14, 1936, the daily high temperature in Rockford was always at least 100 °F – a span of 9 days.

# Days	When
9	Jul 6–14, 1936
6	Jul 20–25, 1934
4	Jul 4–7, 2012
4	Jun 28 – Jul 1, 1931
4	Jul 28–31, 1916
3	Aug 31 – Sep 2, 1953
3	Aug 18–20, 1947
3	Jul 23–25, 1940
3	Sep 6–8, 1922
3	Jul 11–13, 1921
3	Aug 5–7, 1918
3	Jul 4–6, 1911
2	Jul 19–20, 2011
2	Aug 16–17, 1988
2	Jun 20–21, 1988
2	Jul 26–27, 1955
2	Aug 23–24, 1947
2	Jul 28–29, 1941
2	Sep 14–15, 1939
2	Jul 16–17, 1936