On This Day, 12 May: Notable Weather Records
20 notable weather records on 12 May across the years, led by Mc Cool Junction, US, with events and storms for the date.
Key Facts for 12 May
- 20 notable weather records were set or tied on 12 May in 12 years (1983 to 2023).
- Mc Cool Junction set a monthly record daily precipitation of 168.9 mm (6.6 in) on 12 May 2005.
- 4 extreme weather events peaked on 12 May.
- 1 named storm were active on 12 May.
Records on 12 May Through the Years
1983 to 2023| Date | Kind | Detail |
|---|---|---|
| 1983-05-12 | Record daily snowfall | Regina Int'l A, 18.6 cm (7.3 in) |
| 1992-05-12 | Record daily precipitation | Wando Vale Station, 42.6 mm (1.7 in) |
| 1998-05-12 | Record daily precipitation | Julian Cdf, 52.8 mm (2.1 in) |
| 2002-05-12 | Record daily precipitation | Kilauea 1134, 102.9 mm (4.1 in) |
| 2005-05-12 | Record daily precipitation | Mc Cool Junction, 168.9 mm (6.6 in) |
| 2005-05-12 | Record daily precipitation | York, 158.0 mm (6.2 in) |
| 2005-05-12 | Record daily precipitation | Morven Post Office, 46.6 mm (1.8 in) |
| 2005-05-12 | Record daily precipitation | Utica, 127.8 mm (5.0 in) |
| 2005-05-12 | Record daily snowfall | Rockypoint 7NNE, 22.9 cm (9.0 in) |
| 2006-05-12 | Record daily precipitation | Marquette, 130.0 mm (5.1 in) |
| 2011-05-12 | Record daily precipitation | Columbus 3 NE, 87.6 mm (3.4 in) |
| 2014-05-12 | Record daily precipitation | Narva, 34.3 mm (1.4 in) |
| 2017-05-12 | Record daily precipitation | Oswego 1 N, 104.1 mm (4.1 in) |
| 2019-05-12 | Record daily precipitation | Hvar, 70.2 mm (2.8 in) |
| 2022-05-12 | Record daily precipitation | Collegeville St John's, 127.0 mm (5.0 in) |
| 2022-05-12 | Record daily precipitation | Tullamore (Old Post Office), 51.0 mm (2.0 in) |
| 2022-05-12 | Record daily precipitation | Hermidale Tank, 54.0 mm (2.1 in) |
| 2022-05-12 | Record daily precipitation | Nyngan (Mudall), 70.0 mm (2.8 in) |
| 2022-05-12 | Record daily precipitation | Ilyinskiy, 99.1 mm (3.9 in) |
| 2023-05-12 | Record daily precipitation | Ganca, 99.6 mm (3.9 in) |
Notable Records
| Date | Station | Record | Value | Beat old record by | Old record stood | Significance |
|---|---|---|---|---|---|---|
| 12 May 2005 | Mc Cool Junction, US | monthly rain | 168.9 mm (6.6 in) | 92.7 mm (3.6 in) | 74 years | 82 of 100 (Exceptional) |
| 12 May 2019 | Hvar, HR | daily rain | 70.2 mm (2.8 in) | 40.6 mm (1.6 in) | 116 years | 80 of 100 (Exceptional) |
| 12 May 2022 | Collegeville St John's, US | daily rain | 127.0 mm (5.0 in) | 96.5 mm (3.8 in) | 116 years | 80 of 100 (Exceptional) |
| 12 May 2017 | Oswego 1 N, US | daily rain | 104.1 mm (4.1 in) | 72.3 mm (2.8 in) | 114 years | 80 of 100 (Exceptional) |
| 12 May 2023 | Ganca, AZ | daily rain | 99.6 mm (3.9 in) | 87.8 mm (3.5 in) | 106 years | 80 of 100 (Exceptional) |
| 12 May 1998 | Julian Cdf, US | daily rain | 52.8 mm (2.1 in) | 52.8 mm (2.1 in) | 104 years | 80 of 100 (Exceptional) |
| 12 May 2006 | Marquette, US | all-time rain | 130.0 mm (5.1 in) | 17.2 mm (0.7 in) | 124 years | 79 of 100 (Major) |
| 12 May 1983 | Regina Int'l A, CA | daily snowfall | 18.6 cm (7.3 in) | 18.6 cm (7.3 in) | 98 years | 79 of 100 (Major) |
| 12 May 2005 | York, US | monthly rain | 158.0 mm (6.2 in) | 64.5 mm (2.5 in) | 63 years | 78 of 100 (Major) |
| 12 May 1992 | Wando Vale Station, AU | daily rain | 42.6 mm (1.7 in) | 42.6 mm (1.7 in) | 96 years | 77 of 100 (Major) |
| 12 May 2022 | Tullamore (Old Post Office), AU | daily rain | 51.0 mm (2.0 in) | 38.8 mm (1.5 in) | 92 years | 77 of 100 (Major) |
| 12 May 2022 | Hermidale Tank, AU | daily rain | 54.0 mm (2.1 in) | 42.3 mm (1.7 in) | 91 years | 77 of 100 (Major) |
| 12 May 2022 | Nyngan (Mudall), AU | daily rain | 70.0 mm (2.8 in) | 62.9 mm (2.5 in) | 91 years | 77 of 100 (Major) |
| 12 May 2014 | Narva, EE | daily rain | 34.3 mm (1.4 in) | 22.6 mm (0.9 in) | 91 years | 77 of 100 (Major) |
| 12 May 2011 | Columbus 3 NE, US | daily rain | 87.6 mm (3.4 in) | 52.3 mm (2.1 in) | 90 years | 77 of 100 (Major) |
| 12 May 2005 | Morven Post Office, AU | daily rain | 46.6 mm (1.8 in) | 43.3 mm (1.7 in) | 104 years | 76 of 100 (Major) |
| 12 May 2022 | Ilyinskiy, RU | monthly rain | 99.1 mm (3.9 in) | 54.7 mm (2.2 in) | 62 years | 76 of 100 (Major) |
| 12 May 2005 | Utica, US | monthly rain | 127.8 mm (5.0 in) | 50.8 mm (2.0 in) | 59 years | 76 of 100 (Major) |
| 12 May 2005 | Rockypoint 7NNE, US | daily snowfall | 22.9 cm (9.0 in) | 22.9 cm (9.0 in) | 92 years | 75 of 100 (Major) |
| 12 May 2002 | Kilauea 1134, US | daily rain | 102.9 mm (4.1 in) | 54.6 mm (2.1 in) | 88 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).