Most Precipitation in a 7-Day Period in Lethbridge History
This is a list of the largest precipitation totals ever recorded over 7 consecutive days in
Lethbridge, Alberta history from 1938–2024.
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 |
18.1 cm |
Jun 1–7, 2005 |
| 2 |
12.4 cm |
Aug 17–23, 1978 |
| 3 |
11.8 cm |
Sep 9–15, 2005 |
| 4 |
11.7 cm |
May 23–29, 1980 |
| 5 |
11.4 cm |
Jun 24–30, 2020 |
| 6 |
11.2 cm |
Sep 18–24, 1968 |
| 7 |
11.2 cm |
Aug 11–17, 1993 |
| 8 |
10.7 cm |
Jun 21–27, 1963 |
| 9 |
10.4 cm |
Apr 30 – May 6, 1964 |
| 10 |
10.4 cm |
Jun 2–8, 1953 |
| 11 |
9.9 cm |
Jun 12–18, 2010 |
| 12 |
9.8 cm |
May 27 – Jun 2, 2010 |
| 13 |
9.5 cm |
Jul 17–23, 1987 |
| 14 |
9.2 cm |
Jun 12–18, 1981 |
| 15 |
9.0 cm |
Sep 15–21, 1947 |
| 16 |
9.0 cm |
Jun 10–16, 2006 |
| 17 |
8.8 cm |
Jun 3–9, 1951 |
| 18 |
8.7 cm |
Jun 17–23, 1991 |
| 19 |
8.7 cm |
Jun 23–29, 1959 |
| 20 |
8.5 cm |
Jun 29 – Jul 5, 1982 |
Weather Station Details
| Years |
Station |
Coordinates |
| 2011–2024 |
Lethbridge |
location |
| 2006–2011 |
Lethbridge AWOS A |
location |
| 1938–2005 |
Lethbridge A |
location |