Historical Ranked Daily Data for Sep - Sun Hours / hrs
Weather Variable:
| Highest | ||
| Rank | Value | Date |
| 1 | 12 | 02 Sep 2018 |
| 2 | 12 | 02 Sep 2013 |
| 3 | 12 | 01 Sep 2010 |
| 4 | 12 | 07 Sep 2021 |
| 5 | 12 | 04 Sep 2013 |
| 6 | 12 | 05 Sep 2012 |
| 7 | 12 | 01 Sep 2018 |
| 8 | 12 | 07 Sep 2012 |
| 9 | 12 | 11 Sep 2016 |
| 10 | 12 | 08 Sep 2014 |
| 11 | 12 | 13 Sep 2020 |
| 12 | 12 | 13 Sep 2019 |
| 13 | 12 | 05 Sep 2023 |
| 14 | 12 | 14 Sep 2020 |
| 15 | 12 | 08 Sep 2012 |
| 16 | 12 | 02 Sep 2010 |
| 17 | 11 | 17 Sep 2019 |
| 18 | 11 | 14 Sep 2016 |
| 19 | 11 | 19 Sep 2019 |
| 20 | 11 | 18 Sep 2019 |
| 21 | 11 | 21 Sep 2019 |
| 22 | 11 | 20 Sep 2019 |
| 23 | 11 | 14 Sep 2024 |
| 24 | 11 | 09 Sep 2023 |
| 25 | 11 | 04 Sep 2023 |
| Lowest | ||
| Rank | Value | Date |
| 1 | 0 | 07 Sep 2009 |
| 2 | 0 | 15 Sep 2009 |
| 3 | 0 | 23 Sep 2009 |
| 4 | 0 | 14 Sep 2010 |
| 5 | 0 | 06 Sep 2011 |
| 6 | 0 | 23 Sep 2012 |
| 7 | 0 | 13 Sep 2013 |
| 8 | 0 | 14 Sep 2013 |
| 9 | 0 | 11 Sep 2014 |
| 10 | 0 | 16 Sep 2015 |
| 11 | 0 | 21 Sep 2015 |
| 12 | 0 | 02 Sep 2016 |
| 13 | 0 | 05 Sep 2016 |
| 14 | 0 | 06 Sep 2016 |
| 15 | 0 | 10 Sep 2016 |
| 16 | 0 | 17 Sep 2016 |
| 17 | 0 | 20 Sep 2016 |
| 18 | 0 | 03 Sep 2017 |
| 19 | 0 | 25 Sep 2017 |
| 20 | 0 | 22 Sep 2018 |
| 21 | 0 | 09 Sep 2019 |
| 22 | 0 | 16 Sep 2019 |
| 23 | 0 | 03 Sep 2020 |
| 24 | 0 | 27 Sep 2020 |
| 25 | 0 | 01 Sep 2021 |
Ranked daily data from 2009 to present for London, NW3. For Sun Hours, there are 510 valid values in Sep, and 475 values > 0.