Portland Consecutive 90 Degree Days
This page shows the record for the most days in a row in
Portland, Maine where the
high temperature was
at least 90 °F, from 1871–2024.
Longest Streak: 5 Days
Between Aug 29 – Sep 2, 2010, the daily high temperature in Portland was always at least 90 °F – a span of 5 days.
| # Days |
When |
| 5 |
Aug 29 – Sep 2, 2010 |
| 5 |
Jul 7–11, 1993 |
| 5 |
Aug 25–29, 1948 |
| 5 |
Aug 11–15, 1944 |
| 4 |
Jul 25–28, 1963 |
| 4 |
Aug 28–31, 1953 |
| 4 |
Jul 13–16, 1952 |
| 4 |
Jul 27–30, 1949 |
| 4 |
Jun 19–22, 1941 |
| 4 |
Jul 9–12, 1911 |
| 4 |
Jun 30 – Jul 3, 1878 |
| 4 |
Aug 6–9, 1876 |
| 4 |
Jul 16–19, 1876 |
| 3 |
Aug 7–9, 2022 |
| 3 |
Jun 28–30, 2021 |
| 3 |
Aug 11–13, 2020 |
| 3 |
Jul 26–28, 2020 |
| 3 |
Jul 21–23, 2011 |
| 3 |
Jul 16–18, 1999 |
| 3 |
Aug 26–28, 1993 |