On This Day, 9 August: Notable Weather Records
20 notable weather records on 9 August across the years, led by Flora 5 NW, US, with events and storms for the date.
Key Facts for 9 August
- 20 notable weather records were set or tied on 9 August in 16 years (1981 to 2026).
- Flora 5 NW set an all-time record daily precipitation of 177.8 mm (7.0 in) on 9 August 2006.
- 5 extreme weather events peaked on 9 August.
- 3 named storms were active on 9 August.
Records on 9 August Through the Years
1981 to 2026| Date | Kind | Detail |
|---|---|---|
| 1981-08-09 | Record daily precipitation | Rhein Main, 109.7 mm (4.3 in) |
| 1987-08-09 | Record daily precipitation | Kislovodsk, 66.8 mm (2.6 in) |
| 1994-08-09 | Record daily precipitation | Zmeinogorsk, 62.5 mm (2.5 in) |
| 1998-08-09 | Record daily precipitation | Winona, 86.4 mm (3.4 in) |
| 2000-08-09 | Record daily precipitation | Ankenes, 39.8 mm (1.6 in) |
| 2006-08-09 | Record daily precipitation | Flora 5 NW, 177.8 mm (7.0 in) |
| 2008-08-09 | Record daily precipitation | Dublin Phoenix Park, 56.1 mm (2.2 in) |
| 2011-08-09 | Record daily precipitation | Mathinna (Fingal Road), 83.0 mm (3.3 in) |
| 2014-08-09 | Record daily precipitation | Szombathely, 56.7 mm (2.2 in) |
| 2016-08-09 | Record daily precipitation | Great Falls 16St, 57.4 mm (2.3 in) |
| 2017-08-09 | Record daily precipitation | Doodlakine, 28.6 mm (1.1 in) |
| 2019-08-09 | Record daily precipitation | Demjansk, 106.9 mm (4.2 in) |
| 2020-08-09 | Record daily precipitation | Pamban, 121.9 mm (4.8 in) |
| 2020-08-09 | Record daily precipitation | Marulan (George St), 74.0 mm (2.9 in) |
| 2020-08-09 | Record daily precipitation | Nyah, 32.6 mm (1.3 in) |
| 2024-08-09 | Record daily precipitation | Hot Springs, 79.8 mm (3.1 in) |
| 2025-08-09 | Record daily precipitation | Beverley, 47.8 mm (1.9 in) |
| 2025-08-09 | Record daily precipitation | Pacific Heights, 74.8 mm (2.9 in) |
| 2026-08-09 | Record daily precipitation | Hawker (Holowilena), 44.4 mm (1.7 in) |
| 2026-08-09 | Record daily precipitation | Boigbeat, 35.0 mm (1.4 in) |
Notable Records
| Date | Station | Record | Value | Beat old record by | Old record stood | Significance |
|---|---|---|---|---|---|---|
| 9 August 2006 | Flora 5 NW, US | all-time rain | 177.8 mm (7.0 in) | 32.8 mm (1.3 in) | 102 years | 84 of 100 (Exceptional) |
| 9 August 2020 | Pamban, IN | monthly rain | 121.9 mm (4.8 in) | 48.0 mm (1.9 in) | 82 years | 84 of 100 (Exceptional) |
| 9 August 2019 | Demjansk, RU | all-time rain | 106.9 mm (4.2 in) | 51.6 mm (2.0 in) | 53 years | 81 of 100 (Exceptional) |
| 9 August 2026 | Hawker (Holowilena), AU | daily rain | 44.4 mm (1.7 in) | 34.2 mm (1.3 in) | 133 years | 80 of 100 (Exceptional) |
| 9 August 2008 | Dublin Phoenix Park, IE | daily rain | 56.1 mm (2.2 in) | 28.7 mm (1.1 in) | 132 years | 80 of 100 (Exceptional) |
| 9 August 2020 | Marulan (George St), AU | daily rain | 74.0 mm (2.9 in) | 65.4 mm (2.6 in) | 122 years | 80 of 100 (Exceptional) |
| 9 August 2016 | Great Falls 16St, US | daily rain | 57.4 mm (2.3 in) | 46.0 mm (1.8 in) | 100 years | 80 of 100 (Exceptional) |
| 9 August 2020 | Nyah, AU | daily rain | 32.6 mm (1.3 in) | 20.9 mm (0.8 in) | 100 years | 79 of 100 (Major) |
| 9 August 2025 | Beverley, AU | daily rain | 47.8 mm (1.9 in) | 21.9 mm (0.9 in) | 116 years | 78 of 100 (Major) |
| 9 August 2024 | Hot Springs, US | daily rain | 79.8 mm (3.1 in) | 46.3 mm (1.8 in) | 116 years | 78 of 100 (Major) |
| 9 August 2017 | Doodlakine, AU | daily rain | 28.6 mm (1.1 in) | 20.5 mm (0.8 in) | 96 years | 78 of 100 (Major) |
| 9 August 1987 | Kislovodsk, RU | daily rain | 66.8 mm (2.6 in) | 37.1 mm (1.5 in) | 94 years | 78 of 100 (Major) |
| 9 August 2026 | Boigbeat, AU | daily rain | 35.0 mm (1.4 in) | 18.5 mm (0.7 in) | 105 years | 77 of 100 (Major) |
| 9 August 2025 | Pacific Heights, AU | daily rain | 74.8 mm (2.9 in) | 45.8 mm (1.8 in) | 100 years | 77 of 100 (Major) |
| 9 August 2011 | Mathinna (Fingal Road), AU | daily rain | 83.0 mm (3.3 in) | 58.4 mm (2.3 in) | 90 years | 77 of 100 (Major) |
| 9 August 1998 | Winona, US | daily rain | 86.4 mm (3.4 in) | 50.1 mm (2.0 in) | 93 years | 76 of 100 (Major) |
| 9 August 2000 | Ankenes, NO | daily rain | 39.8 mm (1.6 in) | 22.9 mm (0.9 in) | 91 years | 76 of 100 (Major) |
| 9 August 2014 | Szombathely, HU | daily rain | 56.7 mm (2.2 in) | 30.3 mm (1.2 in) | 108 years | 75 of 100 (Major) |
| 9 August 1994 | Zmeinogorsk, RU | daily rain | 62.5 mm (2.5 in) | 44.3 mm (1.7 in) | 89 years | 75 of 100 (Major) |
| 9 August 1981 | Rhein Main, DE | all-time rain | 109.7 mm (4.3 in) | 30.7 mm (1.2 in) | 45 years | 75 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 2026-10-17 (17 October 2026). Records are computed by this site and are not official.
Data as of . Last revised (2026-10-17).