Historical Ranked Daily Data for January - Max 1hr Hum Fall / %
Weather Variable:
| Highest | ||
| Rank | Value | Date |
| 1 | 22 | 21 Jan 2017 |
| 2 | 22 | 02 Jan 2015 |
| 3 | 21 | 23 Jan 2014 |
| 4 | 20 | 30 Jan 2016 |
| 5 | 19 | 26 Jan 2014 |
| 6 | 18 | 11 Jan 2017 |
| 7 | 18 | 28 Jan 2015 |
| 8 | 18 | 10 Jan 2015 |
| 9 | 18 | 27 Jan 2013 |
| 10 | 18 | 15 Jan 2012 |
| 11 | 18 | 11 Jan 2011 |
| 12 | 17 | 25 Jan 2014 |
| 13 | 17 | 21 Jan 2012 |
| 14 | 17 | 16 Jan 2012 |
| 15 | 16 | 29 Jan 2022 |
| 16 | 16 | 27 Jan 2022 |
| 17 | 16 | 31 Jan 2015 |
| 18 | 16 | 30 Jan 2013 |
| 19 | 16 | 12 Jan 2013 |
| 20 | 16 | 05 Jan 2012 |
| 21 | 16 | 03 Jan 2012 |
| 22 | 15 | 18 Jan 2018 |
| 23 | 15 | 26 Jan 2015 |
| 24 | 15 | 09 Jan 2015 |
| 25 | 15 | 09 Jan 2014 |
| Lowest | ||
| Rank | Value | Date |
| 1 | 0 | 14 Jan 2010 |
| 2 | 0 | 15 Jan 2010 |
| 3 | 0 | 18 Jan 2010 |
| 4 | 0 | 22 Jan 2010 |
| 5 | 1 | 11 Jan 2010 |
| 6 | 1 | 13 Jan 2010 |
| 7 | 1 | 19 Jan 2010 |
| 8 | 1 | 29 Jan 2011 |
| 9 | 1 | 18 Jan 2012 |
| 10 | 1 | 24 Jan 2012 |
| 11 | 1 | 29 Jan 2014 |
| 12 | 1 | 04 Jan 2015 |
| 13 | 1 | 02 Jan 2016 |
| 14 | 1 | 06 Jan 2016 |
| 15 | 1 | 07 Jan 2017 |
| 16 | 1 | 08 Jan 2017 |
| 17 | 1 | 25 Jan 2017 |
| 18 | 1 | 31 Jan 2017 |
| 19 | 1 | 09 Jan 2018 |
| 20 | 2 | 10 Jan 2010 |
| 21 | 2 | 06 Jan 2011 |
| 22 | 2 | 12 Jan 2011 |
| 23 | 2 | 13 Jan 2011 |
| 24 | 2 | 03 Jan 2013 |
| 25 | 2 | 06 Jan 2013 |
Ranked daily data from 2009 to present for London, nw3. For Max 1hr Hum Fall, there are 465 valid values in Jan