Historical Ranked Daily Data for Sep - Mean Wind Speed / mph
Weather Variable:
| Highest | ||
| Rank | Value | Date |
| 1 | 12.2 | 15 Sep 2025 |
| 2 | 11.4 | 29 Sep 2016 |
| 3 | 11.4 | 09 Sep 2016 |
| 4 | 10.8 | 12 Sep 2011 |
| 5 | 10.6 | 21 Sep 2018 |
| 6 | 10.5 | 20 Sep 2023 |
| 7 | 10.2 | 13 Sep 2017 |
| 8 | 9.8 | 19 Sep 2023 |
| 9 | 9.8 | 28 Sep 2016 |
| 10 | 9.8 | 06 Sep 2011 |
| 11 | 9.8 | 03 Sep 2009 |
| 12 | 9.6 | 20 Sep 2018 |
| 13 | 9.6 | 19 Sep 2018 |
| 14 | 9.4 | 18 Sep 2018 |
| 15 | 9.2 | 10 Sep 2012 |
| 16 | 9.0 | 04 Sep 2016 |
| 17 | 8.7 | 16 Sep 2016 |
| 18 | 8.6 | 24 Sep 2016 |
| 19 | 8.5 | 25 Sep 2016 |
| 20 | 8.3 | 30 Sep 2024 |
| 21 | 8.3 | 11 Sep 2017 |
| 22 | 8.3 | 17 Sep 2016 |
| 23 | 8.1 | 03 Sep 2025 |
| 24 | 8.0 | 29 Sep 2019 |
| 25 | 8.0 | 10 Sep 2016 |
| Lowest | ||
| Rank | Value | Date |
| 1 | 0.3 | 01 Sep 2020 |
| 2 | 0.3 | 21 Sep 2020 |
| 3 | 0.3 | 07 Sep 2024 |
| 4 | 0.4 | 06 Sep 2021 |
| 5 | 0.6 | 10 Sep 2020 |
| 6 | 0.7 | 02 Sep 2017 |
| 7 | 0.7 | 08 Sep 2024 |
| 8 | 0.7 | 29 Sep 2025 |
| 9 | 0.8 | 27 Sep 2014 |
| 10 | 0.8 | 12 Sep 2021 |
| 11 | 0.8 | 21 Sep 2021 |
| 12 | 0.8 | 25 Sep 2021 |
| 13 | 0.8 | 30 Sep 2025 |
| 14 | 0.9 | 29 Sep 2018 |
| 15 | 0.9 | 15 Sep 2020 |
| 16 | 1.0 | 08 Sep 2014 |
| 17 | 1.0 | 03 Sep 2018 |
| 18 | 1.0 | 06 Sep 2020 |
| 19 | 1.0 | 19 Sep 2021 |
| 20 | 1.1 | 26 Sep 2009 |
| 21 | 1.2 | 03 Sep 2013 |
| 22 | 1.2 | 23 Sep 2013 |
| 23 | 1.2 | 07 Sep 2014 |
| 24 | 1.2 | 29 Sep 2020 |
| 25 | 1.2 | 14 Sep 2021 |
Ranked daily data from 2009 to present for London, NW3. For Mean Wind Speed, there are 510 valid values in Sep.