On This Day, 11 September: Notable Weather Records
20 notable weather records on 11 September across the years, led by Alma, US, with events and storms for the date.
Key Facts for 11 September
- 20 notable weather records were set or tied on 11 September in 12 years (1954 to 2025).
- Alma set an all-time record daily precipitation of 237.0 mm (9.3 in) on 11 September 1986.
- 8 extreme weather events peaked on 11 September.
- 7 named storms were active on 11 September.
Records on 11 September Through the Years
1954 to 2025| Date | Kind | Detail |
|---|---|---|
| 1954-09-11 | Record daily precipitation | Haverhill, 179.3 mm (7.1 in) |
| 1976-09-11 | Record daily precipitation | Durham, 87.8 mm (3.5 in) |
| 1983-09-11 | Record daily precipitation | Falun, 42.2 mm (1.7 in) |
| 1984-09-11 | Record daily precipitation | Wanaaring (Thurloo Downs), 80.0 mm (3.1 in) |
| 1986-09-11 | Record daily precipitation | Alma, 237.0 mm (9.3 in) |
| 1986-09-11 | Record daily precipitation | Sandusky, 196.9 mm (7.8 in) |
| 1986-09-11 | Record daily precipitation | Bad Axe, 164.1 mm (6.5 in) |
| 1986-09-11 | Record daily precipitation | Saginaw #3, 216.9 mm (8.5 in) |
| 1998-09-11 | Record daily precipitation | Landsborough Post Office, 134.0 mm (5.3 in) |
| 1998-09-11 | Record daily precipitation | Pacific Salt, 94.0 mm (3.7 in) |
| 1998-09-11 | Record daily precipitation | Calliope Station, 118.0 mm (4.6 in) |
| 2003-09-11 | Record daily precipitation | Cando 1E, 47.2 mm (1.9 in) |
| 2003-09-11 | Record daily precipitation | Bruning, 114.3 mm (4.5 in) |
| 2014-09-11 | Record daily precipitation | Manistique Wwtp, 71.1 mm (2.8 in) |
| 2017-09-11 | Record daily precipitation | Eastman 1 W, 117.9 mm (4.6 in) |
| 2019-09-11 | Record daily precipitation | Academy 2NE, 74.4 mm (2.9 in) |
| 2019-09-11 | Record daily precipitation | Menno, 99.1 mm (3.9 in) |
| 2023-09-11 | Record daily precipitation | Hrazdan, 99.1 mm (3.9 in) |
| 2025-09-11 | Record daily precipitation | Taralga Post Office, 70.0 mm (2.8 in) |
| 2025-09-11 | Record daily precipitation | Cronulla South Bowling Club, 147.0 mm (5.8 in) |
Notable Records
| Date | Station | Record | Value | Beat old record by | Old record stood | Significance |
|---|---|---|---|---|---|---|
| 11 September 1986 | Alma, US | all-time rain | 237.0 mm (9.3 in) | 97.3 mm (3.8 in) | 92 years | 97 of 100 (Exceptional) |
| 11 September 1998 | Landsborough Post Office, AU | monthly rain | 134.0 mm (5.3 in) | 62.9 mm (2.5 in) | 104 years | 90 of 100 (Exceptional) |
| 11 September 1986 | Sandusky, US | all-time rain | 196.9 mm (7.8 in) | 90.2 mm (3.6 in) | 73 years | 88 of 100 (Exceptional) |
| 11 September 1998 | Pacific Salt, AU | monthly rain | 94.0 mm (3.7 in) | 36.8 mm (1.4 in) | 97 years | 84 of 100 (Exceptional) |
| 11 September 1984 | Wanaaring (Thurloo Downs), AU | monthly rain | 80.0 mm (3.1 in) | 43.2 mm (1.7 in) | 80 years | 83 of 100 (Exceptional) |
| 11 September 1986 | Bad Axe, US | all-time rain | 164.1 mm (6.5 in) | 75.2 mm (3.0 in) | 51 years | 81 of 100 (Exceptional) |
| 11 September 2025 | Taralga Post Office, AU | daily rain | 70.0 mm (2.8 in) | 48.7 mm (1.9 in) | 140 years | 80 of 100 (Exceptional) |
| 11 September 2014 | Manistique Wwtp, US | daily rain | 71.1 mm (2.8 in) | 41.4 mm (1.6 in) | 113 years | 80 of 100 (Exceptional) |
| 11 September 2017 | Eastman 1 W, US | daily rain | 117.9 mm (4.6 in) | 71.2 mm (2.8 in) | 104 years | 80 of 100 (Exceptional) |
| 11 September 2003 | Cando 1E, US | daily rain | 47.2 mm (1.9 in) | 40.6 mm (1.6 in) | 101 years | 80 of 100 (Exceptional) |
| 11 September 2003 | Bruning, US | daily rain | 114.3 mm (4.5 in) | 94.0 mm (3.7 in) | 100 years | 80 of 100 (Exceptional) |
| 11 September 2025 | Cronulla South Bowling Club, AU | monthly rain | 147.0 mm (5.8 in) | 56.1 mm (2.2 in) | 75 years | 80 of 100 (Exceptional) |
| 11 September 1976 | Durham, GB | all-time rain | 87.8 mm (3.5 in) | 15.0 mm (0.6 in) | 74 years | 79 of 100 (Major) |
| 11 September 2023 | Hrazdan, AM | monthly rain | 99.1 mm (3.9 in) | 50.2 mm (2.0 in) | 71 years | 79 of 100 (Major) |
| 11 September 1998 | Calliope Station, AU | monthly rain | 118.0 mm (4.6 in) | 50.7 mm (2.0 in) | 66 years | 79 of 100 (Major) |
| 11 September 1986 | Saginaw #3, US | all-time rain | 216.9 mm (8.5 in) | 116.3 mm (4.6 in) | 41 years | 79 of 100 (Major) |
| 11 September 2019 | Academy 2NE, US | daily rain | 74.4 mm (2.9 in) | 43.9 mm (1.7 in) | 117 years | 78 of 100 (Major) |
| 11 September 2019 | Menno, US | daily rain | 99.1 mm (3.9 in) | 49.1 mm (1.9 in) | 117 years | 78 of 100 (Major) |
| 11 September 1983 | Falun, SE | daily rain | 42.2 mm (1.7 in) | 28.1 mm (1.1 in) | 94 years | 78 of 100 (Major) |
| 11 September 1954 | Haverhill, US | all-time rain | 179.3 mm (7.1 in) | 54.6 mm (2.1 in) | 49 years | 78 of 100 (Major) |
Events
Storms
Download the Data
Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-12 (12 October 2026). Records are computed by this site and are not official.
Data as of . Last revised (2026-10-12).