Most Precipitation in a 7-Day Period in Hyannis History
This is a list of the largest precipitation totals ever recorded over 7 consecutive days in
Hyannis, Massachusetts history from 1893–2024.
Note: Does not include overlapping periods.
Change num days:
- Years marked with a gold background have more than 5% incomplete data
| Rank |
Precipitation |
Date |
| 1 |
10.3 inches |
Sep 14–20, 1933 |
| 2 |
7.5 inches |
Aug 26 – Sep 1, 1985 |
| 3 |
7.3 inches |
Aug 10–16, 1942 |
| 4 |
7.0 inches |
Aug 12–18, 1955 |
| 5 |
6.8 inches |
Feb 25 – Mar 3, 1969 |
| 6 |
6.8 inches |
Sep 13–19, 1936 |
| 7 |
6.8 inches |
Oct 25–31, 2017 |
| 8 |
6.7 inches |
Aug 25–31, 1911 |
| 9 |
6.6 inches |
Jun 2–8, 1941 |
| 10 |
6.3 inches |
Aug 10–16, 1992 |
| 11 |
6.3 inches |
Jun 3–9, 2006 |
| 12 |
6.0 inches |
Sep 4–10, 2010 |
| 13 |
6.0 inches |
Oct 20–26, 1996 |
| 14 |
6.0 inches |
Aug 25–31, 1958 |
| 15 |
6.0 inches |
Sep 13–19, 1938 |
| 16 |
5.7 inches |
Jun 7–13, 1977 |
| 17 |
5.7 inches |
Jul 17–23, 1919 |
| 18 |
5.6 inches |
Oct 25–31, 1908 |
| 19 |
5.6 inches |
Sep 3–9, 1972 |
| 20 |
5.6 inches |
Mar 18–24, 1899 |
Weather Station Details
| Years |
Station |
Coordinates |
| 1893–2024 |
Hyannis |
location |