Records are shown as new if they have been set 4 month ago or less. The records shown are the top 10 in each category, but if you would like to change the number then click on one of the numbers below.
Pre 2009, records are from the Met Office official weather station in Redhill (2000-2003) and Charlwood (2004-2008) and only include High Temp, Low Temp and Daily rain
| High daily rain | High rain rate | High hourly rain | ||||||
|---|---|---|---|---|---|---|---|---|
| 1 | 57.20mm | 2000-07-04 | 1 | 329.20mm | 2024-09-08 | 1 | 23.80mm | 2015-08-24 |
| 2 | 55.20mm | 2000-09-15 | 2 | 245.20mm | 2025-07-06 | 2 | 20.80mm | 2017-08-18 |
| 3 | 53.00mm | 2021-10-20 | 3 | 213.40mm | 2021-09-28 | 3 | 19.40mm | 2023-05-11 |
| 4 | 50.80mm | 2015-08-24 | 4 | 204.90mm | 2017-08-18 | 4 | 19.20mm | 2019-06-12 |
| 5 | 47.80mm | 2000-10-29 | 5 | 202.20mm | 2024-10-08 | 5 | 17.20mm | 2023-09-18 |
| 6 | 45.10mm | 2017-08-09 | 6 | 185.80mm | 2022-11-03 | 6 | 17.10mm | 2020-08-13 |
| 7 | 43.50mm | 2013-10-28 | 7 | 172.00mm | 2023-05-11 | 7 | 16.20mm | 2021-10-05 |
| 8 | 40.00mm | 2002-12-30 | 8 | 167.00mm | 2022-10-23 | 8 | 16.00mm | 2012-04-13 |
| 9 | 37.80mm | 2019-06-10 | 9 | 160.00mm | 2023-12-12 | 9 | 16.00mm | 2023-06-20 |
| 10 | 37.40mm | 2024-11-27 | 10 | 155.60mm | 2024-09-06 | 10 | 15.00mm | 2024-09-08 |
| 11 | 37.20mm | 2023-11-02 | 11 | 149.60mm | 2021-10-01 | 11 | 14.60mm | 2025-10-20 NEW! |
| 12 | 36.60mm | 2000-11-05 | 12 | 147.60mm | 2021-09-08 | 12 | 14.40mm | 2025-08-29 |
| 13 | 35.60mm | 2025-10-20 NEW! | 13 | 145.80mm | 2025-09-01 NEW! | 13 | 14.00mm | 2012-07-11 |
| 14 | 34.40mm | 2000-10-09 | 14 | 138.80mm | 2022-05-31 | 14 | 13.40mm | 2023-10-28 |
| 15 | 34.20mm | 2001-10-07 | 15 | 132.40mm | 2022-11-24 | 15 | 13.40mm | 2021-10-02 |
| 16 | 34.00mm | 2025-07-19 | 16 | 131.00mm | 2023-01-01 | 16 | 13.00mm | 2021-03-13 |
| 17 | 34.00mm | 2025-01-05 | 17 | 123.80mm | 2025-04-15 | 17 | 12.60mm | 2023-10-20 |
| 18 | 34.00mm | 2021-10-02 | 18 | 112.80mm | 2017-05-17 | 18 | 12.50mm | 2015-06-22 |
| 19 | 33.60mm | 2025-12-18 NEW! | 19 | 111.80mm | 2024-07-15 | 19 | 12.40mm | 2019-07-20 |
| 20 | 33.00mm | 2021-10-05 | 20 | 106.60mm | 2022-10-24 | 20 | 12.20mm | 2024-07-15 |
| 21 | 33.00mm | 2024-10-14 | 21 | 105.60mm | 2022-11-01 | 21 | 12.20mm | 2021-07-31 |
| 22 | 32.60mm | 2007-11-19 | 22 | 105.60mm | 2015-08-24 | 22 | 11.90mm | 2015-08-13 |
| 23 | 32.40mm | 2022-11-16 | 23 | 102.00mm | 2024-09-05 | 23 | 11.90mm | 2015-11-28 |
| 24 | 32.20mm | 2006-10-02 | 24 | 98.40mm | 2023-09-17 | 24 | 11.60mm | 2021-06-18 |
| 25 | 30.00mm | 2024-01-04 | 25 | 97.60mm | 2023-10-28 | 25 | 11.60mm | 2025-10-29 NEW! |
| 26 | 30.00mm | 2017-05-17 | 26 | 97.60mm | 2021-07-31 | 26 | 11.40mm | 2024-09-06 |
| 27 | 29.80mm | 2005-07-24 | 27 | 96.80mm | 2023-06-20 | 27 | 11.40mm | 2025-07-06 |
| 28 | 29.60mm | 2025-08-29 | 28 | 95.20mm | 2023-08-05 | 28 | 11.40mm | 2013-12-24 |
| 29 | 29.50mm | 2012-06-11 | 29 | 94.40mm | 2022-02-24 | 29 | 10.90mm | 2017-05-17 |
| 30 | 29.40mm | 2000-05-27 | 30 | 93.20mm | 2012-08-04 | 30 | 10.90mm | 2015-09-16 |
| High monthly rain | Low monthly rain | Consecutive dry days (up to) | ||||||
| 1 | 223.80mm | 11 (2022) | 1 | 1.00mm | 5 (2020) | 1 | 38 days | 2018-07-25 |
| 2 | 218.00mm | 10 (2000) | 2 | 1.00mm | 4 (2011) | 2 | 35 days | 2020-06-05 |
| 3 | 216.10mm | 11 (2009) | 3 | 2.60mm | 7 (2022) | 3 | 31 days | 2011-05-06 |
| 4 | 194.30mm | 1 (2014) | 4 | 3.10mm | 4 (2021) | 4 | 26 days | 2023-06-10 |
| 5 | 184.00mm | 10 (2021) | 5 | 4.60mm | 2 (2023) | 5 | 25 days | 2025-08-25 |
| 6 | 176.40mm | 11 (2000) | 6 | 6.00mm | 4 (2007) | 6 | 23 days | 2009-10-04 |
| 7 | 168.60mm | 9 (2024) | 7 | 6.70mm | 6 (2018) | 7 | 20 days | 2010-04-24 |
| 8 | 165.60mm | 11 (2002) | 8 | 8.70mm | 4 (2017) | 8 | 19 days | 2013-07-22 |
| 9 | 164.20mm | 10 (2023) | 9 | 8.80mm | 3 (2025) | 9 | 19 days | 2020-09-22 |
| 10 | 162.80mm | 11 (2023) | 10 | 10.40mm | 9 (2003) | 10 | 18 days | 2022-07-18 |
| 11 | 160.00mm | 12 (2002) | 11 | 10.80mm | 4 (2019) | 11 | 18 days | 2019-01-10 |
| 12 | 154.50mm | 10 (2020) | 12 | 11.20mm | 6 (2000) | 12 | 17 days | 2021-04-29 |
| 13 | 149.60mm | 10 (2013) | 13 | 12.70mm | 6 (2015) | 13 | 17 days | 2002-04-16 |
| 14 | 144.60mm | 2 (2014) | 14 | 13.00mm | 3 (2011) | 14 | 17 days | 2020-04-16 |
| 15 | 142.60mm | 1 (2025) | 15 | 13.20mm | 6 (2006) | 15 | 16 days | 2021-04-11 |
| 16 | 141.60mm | 3 (2023) | 16 | 14.20mm | 3 (2000) | 16 | 16 days | 2021-09-07 |
| 17 | 140.60mm | 12 (2013) | 17 | 14.40mm | 12 (2010) | 17 | 16 days | 2014-03-19 |
| 18 | 139.60mm | 10 (2006) | 18 | 14.90mm | 7 (2018) | 18 | 16 days | 2014-09-18 |
| 19 | 139.00mm | 10 (2001) | 19 | 15.10mm | 7 (2010) | 19 | 16 days | 2020-08-12 |
| 20 | 138.80mm | 10 (2025) NEW! | 20 | 15.40mm | 5 (2011) | 20 | 16 days | 2016-12-08 |
| 21 | 137.20mm | 8 (2015) | 21 | 15.50mm | 4 (2015) | 21 | 15 days | 2022-08-15 |
| 22 | 132.20mm | 2 (2024) | 22 | 16.90mm | 12 (2016) | 22 | 15 days | 2000-03-18 |
| 23 | 130.60mm | 1 (2004) | 23 | 17.00mm | 6 (2005) | 23 | 15 days | 2025-04-12 |
| 24 | 130.50mm | 11 (2014) | 24 | 17.50mm | 6 (2013) | 24 | 15 days | 2022-04-24 |
| 25 | 128.60mm | 9 (2000) | 25 | 17.60mm | 9 (2014) | 25 | 15 days | 2016-08-18 |
| 26 | 128.30mm | 6 (2012) | 26 | 18.00mm | 11 (2021) | 26 | 14 days | 2001-05-31 |
| 27 | 126.70mm | 1 (2016) | 27 | 18.10mm | 4 (2010) | 27 | 14 days | 2012-06-01 |
| 28 | 126.60mm | 11 (2018) | 28 | 18.60mm | 3 (2003) | 28 | 14 days | 2005-07-22 |
| 29 | 125.00mm | 12 (2000) | 29 | 20.70mm | 2 (2012) | 29 | 14 days | 2019-04-23 |
| 30 | 124.10mm | 7 (2012) | 30 | 21.20mm | 6 (2010) | 30 | 13 days | 2003-07-15 |
| Consecutive wet days (up to) | ||||||||
| 1 | 27 days | 2016-01-14 | ||||||
| 2 | 27 days | 2000-12-13 | ||||||
| 3 | 22 days | 2014-01-20 | ||||||
| 4 | 21 days | 2023-03-26 | ||||||
| 5 | 21 days | 2006-12-12 | ||||||
| 6 | 19 days | 2009-12-08 | ||||||
| 7 | 19 days | 2023-11-05 | ||||||
| 8 | 18 days | 2002-11-15 | ||||||
| 9 | 18 days | 2002-01-27 | ||||||
| 10 | 17 days | 2001-10-08 | ||||||
| 11 | 17 days | 2014-11-18 | ||||||
| 12 | 16 days | 2006-10-13 | ||||||
| 13 | 16 days | 2000-10-24 | ||||||
| 14 | 15 days | 2001-10-27 | ||||||
| 15 | 15 days | 2013-11-14 | ||||||
| 16 | 15 days | 2020-12-16 | ||||||
| 17 | 15 days | 2019-11-15 | ||||||
| 18 | 15 days | 2004-10-25 | ||||||
| 19 | 15 days | 2006-10-30 | ||||||
| 20 | 15 days | 2019-12-22 | ||||||
| 21 | 15 days | 2004-03-25 | ||||||
| 22 | 15 days | 2022-11-10 | ||||||
| 23 | 14 days | 2018-12-10 | ||||||
| 24 | 14 days | 2025-12-09 NEW! | ||||||
| 25 | 14 days | 2010-03-31 | ||||||
| 26 | 14 days | 2014-10-19 | ||||||
| 27 | 14 days | 2009-11-16 | ||||||
| 28 | 13 days | 2001-04-29 | ||||||
| 29 | 13 days | 2001-04-08 | ||||||
| 30 | 13 days | 2002-07-12 | ||||||