Extreme rain in Australia, 7 to 10 September 2026
Extreme rain in Australia, 7 to 10 September 2026: 9 records at 7 stations, peak on 7 September 2026. Closed.
Data as of . Last revised (2026-10-17).
Key Facts
- Extreme rain in Australia, 7 to 10 September 2026 set or tied 9 station records at 7 stations.
- It ran from 7 September 2026 to 10 September 2026 (4 days) and its peak day was 7 September 2026.
- Status: closed.
- Prenti Downs set a monthly record daily precipitation of 30.0 mm (1.2 in) on 8 September 2026 (provisional).
- The busiest day was 7 September 2026 with 4 records.
- The oldest broken record in the ranked list had stood for 33 years.
Footprint
7 to 10 September 2026| Station | Type | Value | Date |
|---|---|---|---|
| Prenti Downs | Record daily precipitation | 30.0 mm (1.2 in) | 2026-09-08 |
| Carnegie | Record daily precipitation | 3.3 mm (0.13 in) | 2026-09-07 |
| Bulong | Record daily precipitation | 9.0 mm (0.35 in) | 2026-09-07 |
| Edjudina | Record daily precipitation | 3.0 mm (0.12 in) | 2026-09-09 |
| Kalgoorlie-Boulder Airport | Record daily precipitation | 9.2 mm (0.36 in) | 2026-09-07 |
| Laverton Aero | Record daily precipitation | 5.4 mm (0.21 in) | 2026-09-08 |
| Leinster Aero | Record daily precipitation | 0.4 mm (0.02 in) | 2026-09-10 |
Records per Day
Peak day 4| Date | Records |
|---|---|
| 2026-09-07 | 4 |
| 2026-09-08 | 2 |
| 2026-09-09 | 2 |
| 2026-09-10 | 1 |
Top Records by Margin
Margin over the record replaced| Bulong, 09-07 | |
|---|---|
| Prenti Downs, 09-08 | |
| Laverton Aero, 09-08 | |
| Prenti Downs, 09-07 | |
| Kalgoorlie-Boulder Airport, 09-07 | |
| Carnegie, 09-07 | |
| Laverton Aero, 09-09 | |
| Edjudina, 09-09 | |
| Leinster Aero, 09-10 |
Margin is how far the new value is beyond the record it replaced. Ties are not shown.
Margin Against Age of the Broken Record
| Margin (mm) | Years the old record stood |
|---|---|
| 3 | 33 |
| 2 | 28 |
| 3 | 12 |
| 0 | 28 |
| 2 | 28 |
| 2 | 4 |
| 3 | 20 |
| 0 | 29 |
| 1 | 20 |
Compared With Other Events
Station records per event| Extreme rain in United States and Mexico, 23 February to 15 March 2019 | |
|---|---|
| Extreme rain in United States, 3 to 19 January 2024 | |
| Extreme rain in Australia, 7 to 26 March 2021 | |
| Extreme rain in United States and Mexico, 29 September to 19 October 2018 | |
| Extreme rain in United States, 19 December 2022 to 13 January 2023 | |
| Extreme rain in Australia, 7 to 10 September 2026 (this event) |
Every Record Set
9 of 9| Date | Station | Record | Value | Margin | Years stood | Significance |
|---|---|---|---|---|---|---|
| 2026-09-07 | Carnegie | Record daily precipitation (provisional) | 3.3 mm (0.13 in) | 2.3 mm (0.09 in) | 28 | 20 of 100 (Routine) |
| 2026-09-07 | Bulong | Record daily precipitation (provisional) | 9.0 mm (0.35 in) | 3.2 mm (0.13 in) | 12 | 18 of 100 (Routine) |
| 2026-09-07 | Prenti Downs | Record daily precipitation (provisional) | 3.0 mm (0.12 in) | 2.4 mm (0.09 in) | 28 | 16 of 100 (Routine) |
| 2026-09-07 | Kalgoorlie-Boulder Airport | Record daily precipitation (provisional) | 9.2 mm (0.36 in) | 2.4 mm (0.09 in) | 4 | 14 of 100 (Routine) |
| 2026-09-08 | Prenti Downs | Record daily precipitation (provisional) | 30.0 mm (1.2 in) | 3.0 mm (0.12 in) | 33 | 29 of 100 (Routine) |
| 2026-09-08 | Laverton Aero | Record daily precipitation (provisional) | 5.4 mm (0.21 in) | 2.6 mm (0.10 in) | 20 | 14 of 100 (Routine) |
| 2026-09-09 | Edjudina | Record daily precipitation (provisional) | 3.0 mm (0.12 in) | 0.4 mm (0.02 in) | 28 | 18 of 100 (Routine) |
| 2026-09-09 | Laverton Aero | Record daily precipitation (provisional) | 1.4 mm (0.06 in) | 0.6 mm (0.02 in) | 20 | 10 of 100 (Routine) |
| 2026-09-10 | Leinster Aero | Record daily precipitation (provisional) | 0.4 mm (0.02 in) | 0.4 mm (0.02 in) | 29 | 12 of 100 (Routine) |
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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. Events are found by this site from station records and are not official designations. Records are provisional until reprocessed.