Historical Ranked Daily Data for Aug - Mean Dew Point / °C
Weather Variable:
| Highest | ||
| Rank | Value | Date |
| 1 | 19.7 | 12 Aug 2024 |
| 2 | 19.1 | 12 Aug 2020 |
| 3 | 18.8 | 11 Aug 2020 |
| 4 | 18.5 | 13 Aug 2020 |
| 5 | 18.4 | 10 Aug 2020 |
| 6 | 18.2 | 23 Aug 2022 |
| 7 | 18.1 | 24 Aug 2022 |
| 8 | 18.0 | 03 Aug 2022 |
| 9 | 17.7 | 02 Aug 2022 |
| 10 | 17.6 | 21 Aug 2010 |
| 11 | 17.6 | 16 Aug 2020 |
| 12 | 17.6 | 01 Aug 2024 |
| 13 | 17.5 | 02 Aug 2024 |
| 14 | 17.3 | 08 Aug 2020 |
| 15 | 17.3 | 15 Aug 2020 |
| 16 | 17.2 | 18 Aug 2023 |
| 17 | 17.2 | 09 Aug 2020 |
| 18 | 17.1 | 25 Aug 2016 |
| 19 | 17.1 | 11 Aug 2023 |
| 20 | 17.0 | 14 Aug 2024 |
| 21 | 17.0 | 16 Aug 2022 |
| 22 | 16.9 | 11 Aug 2024 |
| 23 | 16.9 | 03 Aug 2018 |
| 24 | 16.9 | 17 Aug 2022 |
| 25 | 16.9 | 06 Aug 2020 |
| Lowest | ||
| Rank | Value | Date |
| 1 | 4.6 | 31 Aug 2012 |
| 2 | 5.3 | 20 Aug 2014 |
| 3 | 5.4 | 23 Aug 2014 |
| 4 | 5.5 | 09 Aug 2016 |
| 5 | 5.7 | 19 Aug 2014 |
| 6 | 6.2 | 24 Aug 2014 |
| 7 | 6.3 | 21 Aug 2014 |
| 8 | 6.7 | 09 Aug 2011 |
| 9 | 6.9 | 10 Aug 2016 |
| 10 | 6.9 | 13 Aug 2017 |
| 11 | 7.0 | 01 Aug 2015 |
| 12 | 7.1 | 30 Aug 2010 |
| 13 | 7.2 | 29 Aug 2009 |
| 14 | 7.2 | 29 Aug 2011 |
| 15 | 7.3 | 31 Aug 2013 |
| 16 | 7.5 | 10 Aug 2013 |
| 17 | 7.6 | 12 Aug 2013 |
| 18 | 7.7 | 22 Aug 2014 |
| 19 | 7.8 | 08 Aug 2016 |
| 20 | 7.8 | 31 Aug 2020 |
| 21 | 8.0 | 17 Aug 2015 |
| 22 | 8.1 | 22 Aug 2025 |
| 23 | 8.2 | 29 Aug 2010 |
| 24 | 8.3 | 05 Aug 2010 |
| 25 | 8.3 | 31 Aug 2010 |
Ranked daily data from 2009 to present for London, NW3. For Mean Dew Point, there are 527 valid values in Aug.