Historical Ranked Daily Data for January - Rainfall / mm
Weather Variable:
| Highest | ||
| Rank | Value | Date |
| 1 | 31.0 | 05 Jan 2025 |
| 2 | 25.2 | 14 Jan 2021 |
| 3 | 19.9 | 28 Jan 2021 |
| 4 | 17.9 | 04 Jan 2024 |
| 5 | 17.0 | 08 Jan 2026 |
| 6 | 16.8 | 06 Jan 2014 |
| 7 | 16.1 | 11 Jan 2016 |
| 8 | 16.1 | 17 Jan 2011 |
| 9 | 15.9 | 12 Jan 2017 |
| 10 | 15.8 | 08 Jan 2015 |
| 11 | 15.6 | 03 Jan 2015 |
| 12 | 14.0 | 29 Jan 2017 |
| 13 | 14.0 | 25 Jan 2009 |
| 14 | 13.8 | 13 Jan 2026 |
| 15 | 13.0 | 30 Jan 2021 |
| 16 | 13.0 | 19 Jan 2009 |
| 17 | 12.8 | 02 Jan 2018 |
| 18 | 12.6 | 29 Jan 2014 |
| 19 | 12.5 | 01 Jan 2025 |
| 20 | 12.3 | 21 Jan 2018 |
| 21 | 12.2 | 15 Jan 2026 |
| 22 | 12.0 | 17 Jan 2009 |
| 23 | 11.8 | 27 Jan 2026 |
| 24 | 11.8 | 07 Jan 2016 |
| 25 | 11.4 | 24 Jan 2018 |
| Lowest | ||
| Rank | Value | Date |
| 1 | 0.0 | 01 Jan 2009 |
| 2 | 0.0 | 02 Jan 2009 |
| 3 | 0.0 | 03 Jan 2009 |
| 4 | 0.0 | 04 Jan 2009 |
| 5 | 0.0 | 06 Jan 2009 |
| 6 | 0.0 | 08 Jan 2009 |
| 7 | 0.0 | 09 Jan 2009 |
| 8 | 0.0 | 11 Jan 2009 |
| 9 | 0.0 | 14 Jan 2009 |
| 10 | 0.0 | 15 Jan 2009 |
| 11 | 0.0 | 20 Jan 2009 |
| 12 | 0.0 | 24 Jan 2009 |
| 13 | 0.0 | 27 Jan 2009 |
| 14 | 0.0 | 30 Jan 2009 |
| 15 | 0.0 | 31 Jan 2009 |
| 16 | 0.0 | 01 Jan 2010 |
| 17 | 0.0 | 03 Jan 2010 |
| 18 | 0.0 | 04 Jan 2010 |
| 19 | 0.0 | 12 Jan 2010 |
| 20 | 0.0 | 18 Jan 2010 |
| 21 | 0.0 | 19 Jan 2010 |
| 22 | 0.0 | 21 Jan 2010 |
| 23 | 0.0 | 26 Jan 2010 |
| 24 | 0.0 | 31 Jan 2010 |
| 25 | 0.0 | 02 Jan 2011 |
Ranked daily data from 2009 to present for London, nw3. For Rainfall, there are 558 valid values in Jan, and 308 values > 0