Historical Ranked Daily Data for May - Mean Wind Speed / mph
Weather Variable:
| Highest | ||
| Rank | Value | Date |
| 1 | 13.9 | 21 May 2021 |
| 2 | 11.6 | 05 May 2015 |
| 3 | 11.4 | 06 May 2015 |
| 4 | 10.9 | 04 May 2021 |
| 5 | 10.8 | 23 May 2020 |
| 6 | 10.4 | 02 May 2011 |
| 7 | 10.2 | 03 May 2021 |
| 8 | 10.0 | 09 May 2013 |
| 9 | 9.9 | 11 May 2014 |
| 10 | 9.6 | 17 May 2009 |
| 11 | 9.3 | 23 May 2011 |
| 12 | 9.2 | 01 May 2011 |
| 13 | 9.1 | 22 May 2020 |
| 14 | 9.1 | 22 May 2011 |
| 15 | 9.1 | 07 May 2009 |
| 16 | 9.1 | 05 May 2009 |
| 17 | 9.0 | 10 May 2021 |
| 18 | 9.0 | 10 May 2014 |
| 19 | 8.9 | 25 May 2025 |
| 20 | 8.9 | 09 May 2015 |
| 21 | 8.7 | 27 May 2025 |
| 22 | 8.7 | 09 May 2014 |
| 23 | 8.7 | 15 May 2009 |
| 24 | 8.6 | 10 May 2012 |
| 25 | 8.6 | 29 May 2011 |
| Lowest | ||
| Rank | Value | Date |
| 1 | 0.4 | 18 May 2019 |
| 2 | 0.6 | 02 May 2022 |
| 3 | 0.8 | 16 May 2014 |
| 4 | 0.8 | 15 May 2021 |
| 5 | 0.8 | 28 May 2021 |
| 6 | 1.0 | 31 May 2014 |
| 7 | 1.2 | 17 May 2014 |
| 8 | 1.2 | 24 May 2017 |
| 9 | 1.2 | 19 May 2019 |
| 10 | 1.4 | 15 May 2014 |
| 11 | 1.4 | 02 May 2021 |
| 12 | 1.5 | 31 May 2017 |
| 13 | 1.5 | 20 May 2019 |
| 14 | 1.5 | 14 May 2022 |
| 15 | 1.5 | 17 May 2024 |
| 16 | 1.6 | 01 May 2014 |
| 17 | 1.6 | 30 May 2018 |
| 18 | 1.6 | 27 May 2021 |
| 19 | 1.7 | 18 May 2017 |
| 20 | 1.7 | 28 May 2017 |
| 21 | 1.7 | 25 May 2018 |
| 22 | 1.8 | 15 May 2020 |
| 23 | 1.8 | 29 May 2021 |
| 24 | 1.8 | 01 May 2025 |
| 25 | 1.9 | 12 May 2020 |
Ranked daily data from 2009 to present for London, NW3. For Mean Wind Speed, there are 558 valid values in May.