On This Day, 15 May: Notable Weather Records
20 notable weather records on 15 May across the years, led by Taunton, US, with events and storms for the date.
Key Facts for 15 May
- 20 notable weather records were set or tied on 15 May in 16 years (1944 to 2020).
- Taunton set an all-time record daily precipitation of 203.5 mm (8.0 in) on 15 May 2006.
- 4 extreme weather events peaked on 15 May.
- 2 named storms were active on 15 May.
Records on 15 May Through the Years
1944 to 2020| Date | Kind | Detail |
|---|---|---|
| 1944-05-15 | Record daily precipitation | Maffra Shire Hall, 173.2 mm (6.8 in) |
| 1974-05-15 | Record daily precipitation | Hay (Miller Street), 79.0 mm (3.1 in) |
| 1974-05-15 | Record daily precipitation | Lake Boga, 150.4 mm (5.9 in) |
| 1974-05-15 | Record daily precipitation | Wanganella General Store, 47.0 mm (1.9 in) |
| 1977-05-15 | Record daily precipitation | Strathmore, 142.8 mm (5.6 in) |
| 1977-05-15 | Record daily precipitation | Oak Park Station, 79.8 mm (3.1 in) |
| 1986-05-15 | Record daily precipitation | Parma, 195.8 mm (7.7 in) |
| 1989-05-15 | Record daily precipitation | Westland, 118.0 mm (4.6 in) |
| 1990-05-15 | Record daily precipitation | Balasore, 336.0 mm (13.2 in) |
| 1996-05-15 | Record daily precipitation | Iowa Hill, 82.0 mm (3.2 in) |
| 1996-05-15 | Record daily precipitation | Berkeley, 48.8 mm (1.9 in) |
| 1998-05-15 | Record daily precipitation | Isis Downs, 103.0 mm (4.1 in) |
| 2001-05-15 | Record daily precipitation | Hastings, 64.5 mm (2.5 in) |
| 2005-05-15 | Record daily precipitation | Goldberg, 32.9 mm (1.3 in) |
| 2006-05-15 | Record daily precipitation | Taunton, 203.5 mm (8.0 in) |
| 2010-05-15 | Record daily precipitation | Budapest, 63.7 mm (2.5 in) |
| 2011-05-15 | Record daily precipitation | Ellensburg, 54.1 mm (2.1 in) |
| 2013-05-15 | Record snow depth | Eagle, 38.1 cm (15.0 in) |
| 2015-05-15 | Record daily precipitation | Cody, 39.6 mm (1.6 in) |
| 2020-05-15 | Record daily precipitation | Petrun, 23.1 mm (0.9 in) |
Notable Records
| Date | Station | Record | Value | Beat old record by | Old record stood | Significance |
|---|---|---|---|---|---|---|
| 15 May 2006 | Taunton, US | all-time rain | 203.5 mm (8.0 in) | 38.4 mm (1.5 in) | 81 years | 84 of 100 (Exceptional) |
| 15 May 2011 | Ellensburg, US | all-time rain | 54.1 mm (2.1 in) | 8.9 mm (0.35 in) | 109 years | 83 of 100 (Exceptional) |
| 15 May 1944 | Maffra Shire Hall, AU | all-time rain | 173.2 mm (6.8 in) | 54.1 mm (2.1 in) | 52 years | 81 of 100 (Exceptional) |
| 15 May 1989 | Westland, AU | daily rain | 118.0 mm (4.6 in) | 107.1 mm (4.2 in) | 101 years | 80 of 100 (Exceptional) |
| 15 May 1996 | Iowa Hill, US | daily rain | 82.0 mm (3.2 in) | 49.2 mm (1.9 in) | 101 years | 80 of 100 (Exceptional) |
| 15 May 1990 | Balasore, IN | monthly rain | 336.0 mm (13.2 in) | 148.8 mm (5.9 in) | 73 years | 80 of 100 (Exceptional) |
| 15 May 1998 | Isis Downs, AU | daily rain | 103.0 mm (4.1 in) | 64.9 mm (2.6 in) | 97 years | 79 of 100 (Major) |
| 15 May 1996 | Berkeley, US | daily rain | 48.8 mm (1.9 in) | 37.9 mm (1.5 in) | 97 years | 79 of 100 (Major) |
| 15 May 1974 | Hay (Miller Street), AU | monthly rain | 79.0 mm (3.1 in) | 33.8 mm (1.3 in) | 67 years | 79 of 100 (Major) |
| 15 May 1974 | Lake Boga, AU | all-time rain | 150.4 mm (5.9 in) | 68.4 mm (2.7 in) | 40 years | 79 of 100 (Major) |
| 15 May 2001 | Hastings, US | daily rain | 64.5 mm (2.5 in) | 35.0 mm (1.4 in) | 106 years | 78 of 100 (Major) |
| 15 May 2010 | Budapest, HU | daily rain | 63.7 mm (2.5 in) | 45.0 mm (1.8 in) | 96 years | 78 of 100 (Major) |
| 15 May 1974 | Wanganella General Store, AU | daily rain | 47.0 mm (1.9 in) | 34.3 mm (1.4 in) | 86 years | 76 of 100 (Major) |
| 15 May 2013 | Eagle, US | daily snow depth | 38.1 cm (15.0 in) | 38.1 cm (15.0 in) | 108 years | 75 of 100 (Major) |
| 15 May 2005 | Goldberg, DE | daily rain | 32.9 mm (1.3 in) | 17.9 mm (0.7 in) | 99 years | 75 of 100 (Major) |
| 15 May 2015 | Cody, US | daily rain | 39.6 mm (1.6 in) | 22.6 mm (0.9 in) | 86 years | 75 of 100 (Major) |
| 15 May 1977 | Strathmore, AU | monthly rain | 142.8 mm (5.6 in) | 64.3 mm (2.5 in) | 57 years | 75 of 100 (Major) |
| 15 May 1986 | Parma, US | all-time rain | 195.8 mm (7.7 in) | 57.4 mm (2.3 in) | 51 years | 75 of 100 (Major) |
| 15 May 1977 | Oak Park Station, AU | daily rain | 79.8 mm (3.1 in) | 79.8 mm (3.1 in) | 87 years | 74 of 100 (Major) |
| 15 May 2020 | Petrun, RU | daily rain | 23.1 mm (0.9 in) | 12.7 mm (0.5 in) | 94 years | 20 of 100 (Routine) |
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).