Historical Ranked Daily Data for December - Maximum Hourly Rain / mm
Weather Variable:
| Highest | ||
| Rank | Value | Date |
| 1 | 6.3 | 23 Dec 2022 |
| 2 | 5.9 | 14 Dec 2019 |
| 3 | 5.3 | 11 Dec 2011 |
| 4 | 5.1 | 31 Dec 2017 |
| 5 | 5.1 | 10 Dec 2017 |
| 6 | 5.0 | 31 Dec 2023 |
| 7 | 4.9 | 13 Dec 2011 |
| 8 | 4.6 | 26 Dec 2021 |
| 9 | 4.6 | 16 Dec 2018 |
| 10 | 4.5 | 22 Dec 2015 |
| 11 | 4.4 | 21 Dec 2018 |
| 12 | 4.4 | 29 Dec 2017 |
| 13 | 4.4 | 02 Dec 2009 |
| 14 | 4.2 | 14 Dec 2020 |
| 15 | 4.2 | 15 Dec 2019 |
| 16 | 4.2 | 18 Dec 2013 |
| 17 | 4.1 | 24 Dec 2021 |
| 18 | 4.1 | 20 Dec 2012 |
| 19 | 4.1 | 14 Dec 2012 |
| 20 | 4.1 | 06 Dec 2009 |
| 21 | 4.0 | 25 Dec 2017 |
| 22 | 3.9 | 07 Dec 2021 |
| 23 | 3.8 | 09 Dec 2021 |
| 24 | 3.7 | 26 Dec 2017 |
| 25 | 3.7 | 19 Dec 2013 |
| Lowest | ||
| Rank | Value | Date |
| 1 | 0.0 | 12 Dec 2022 |
| 2 | 0.0 | 13 Dec 2022 |
| 3 | 0.0 | 17 Dec 2022 |
| 4 | 0.2 | 05 Dec 2014 |
| 5 | 0.2 | 02 Dec 2015 |
| 6 | 0.2 | 04 Dec 2015 |
| 7 | 0.2 | 14 Dec 2015 |
| 8 | 0.2 | 17 Dec 2015 |
| 9 | 0.2 | 02 Dec 2016 |
| 10 | 0.2 | 17 Dec 2016 |
| 11 | 0.2 | 21 Dec 2016 |
| 12 | 0.2 | 06 Dec 2018 |
| 13 | 0.2 | 08 Dec 2018 |
| 14 | 0.2 | 26 Dec 2018 |
| 15 | 0.2 | 10 Dec 2020 |
| 16 | 0.2 | 17 Dec 2020 |
| 17 | 0.2 | 02 Dec 2022 |
| 18 | 0.2 | 24 Dec 2022 |
| 19 | 0.2 | 11 Dec 2023 |
| 20 | 0.3 | 14 Dec 2009 |
| 21 | 0.3 | 31 Dec 2009 |
| 22 | 0.3 | 14 Dec 2010 |
| 23 | 0.3 | 15 Dec 2010 |
| 24 | 0.3 | 02 Dec 2011 |
| 25 | 0.3 | 03 Dec 2011 |
Ranked daily data from 2009 to present for London, nw3. For Maximum Hourly Rain, there are 239 valid values in Dec