Historical Ranked Daily Data for Sep - Mean Humidity / %
Weather Variable:
| Highest | ||
| Rank | Value | Date |
| 1 | 96 | 13 Sep 2013 |
| 2 | 94 | 06 Sep 2024 |
| 3 | 94 | 20 Sep 2014 |
| 4 | 93 | 10 Sep 2016 |
| 5 | 93 | 14 Sep 2021 |
| 6 | 92 | 14 Sep 2013 |
| 7 | 92 | 05 Sep 2024 |
| 8 | 92 | 09 Sep 2013 |
| 9 | 91 | 08 Sep 2022 |
| 10 | 91 | 22 Sep 2013 |
| 11 | 91 | 30 Sep 2024 |
| 12 | 91 | 26 Sep 2024 |
| 13 | 91 | 27 Sep 2010 |
| 14 | 91 | 15 Sep 2009 |
| 15 | 91 | 22 Sep 2024 |
| 16 | 91 | 22 Sep 2015 |
| 17 | 91 | 23 Sep 2013 |
| 18 | 91 | 24 Sep 2019 |
| 19 | 91 | 16 Sep 2015 |
| 20 | 90 | 04 Sep 2017 |
| 21 | 90 | 28 Sep 2010 |
| 22 | 90 | 24 Sep 2013 |
| 23 | 90 | 25 Sep 2021 |
| 24 | 90 | 29 Sep 2019 |
| 25 | 89 | 01 Sep 2023 |
| Lowest | ||
| Rank | Value | Date |
| 1 | 54 | 08 Sep 2012 |
| 2 | 57 | 07 Sep 2012 |
| 3 | 58 | 11 Sep 2012 |
| 4 | 58 | 01 Sep 2013 |
| 5 | 58 | 19 Sep 2012 |
| 6 | 58 | 05 Sep 2012 |
| 7 | 59 | 02 Sep 2017 |
| 8 | 60 | 18 Sep 2012 |
| 9 | 60 | 09 Sep 2012 |
| 10 | 60 | 06 Sep 2012 |
| 11 | 62 | 25 Sep 2025 |
| 12 | 62 | 13 Sep 2016 |
| 13 | 62 | 20 Sep 2012 |
| 14 | 62 | 27 Sep 2018 |
| 15 | 63 | 01 Sep 2017 |
| 16 | 63 | 01 Sep 2019 |
| 17 | 63 | 23 Sep 2016 |
| 18 | 64 | 24 Sep 2016 |
| 19 | 64 | 25 Sep 2016 |
| 20 | 64 | 13 Sep 2012 |
| 21 | 64 | 01 Sep 2016 |
| 22 | 64 | 14 Sep 2011 |
| 23 | 64 | 14 Sep 2012 |
| 24 | 64 | 15 Sep 2012 |
| 25 | 64 | 26 Sep 2018 |
Ranked daily data from 2009 to present for London, NW3. For Mean Humidity, there are 510 valid values in Sep.