Welland Consecutive 30 Degree Days

This page shows the record for the most days in a row in Welland, Ontario where the high temperature was at least 30 °C, from 1872–2024.

Also see:

Longest Streak: 15 Days

Between Aug 2–16, 1949, the daily high temperature in Welland was always at least 30 °C – a span of 15 days.

# Days	When
15	Aug 2–16, 1949
* 14	Jul 9–23, 2005
14	Jul 18–31, 1916
13	Jul 2–14, 1921
13	Jun 28 – Jul 10, 1878
12	Jun 25 – Jul 6, 1901
11	Aug 10–20, 1947
11	Jul 1–11, 1944
11	Jul 6–16, 1936
10	Aug 27 – Sep 5, 1973
10	Jun 26 – Jul 5, 1949
10	Jul 22–31, 1941
10	Jul 22–31, 1940
10	Jul 21–30, 1918
10	Jul 2–11, 1897
9	Aug 27 – Sep 4, 1953
9	Aug 8–16, 1944
8	Jul 13–20, 2006
8	Aug 22–29, 1948
8	Jul 31 – Aug 7, 1923

Note: streaks marked with a (*) contain days with missing data