Historical Ranked Daily Data for March - Mean Dew Point / °C
Weather Variable:
| Highest | ||
| Rank | Value | Date |
| 1 | 10.7 | 20 Mar 2010 |
| 2 | 10.4 | 17 Mar 2024 |
| 3 | 10.3 | 10 Mar 2020 |
| 4 | 10.1 | 20 Mar 2024 |
| 5 | 10.0 | 17 Mar 2023 |
| 6 | 9.9 | 15 Mar 2024 |
| 7 | 9.7 | 29 Mar 2023 |
| 8 | 9.7 | 30 Mar 2023 |
| 9 | 9.7 | 25 Mar 2010 |
| 10 | 9.7 | 14 Mar 2024 |
| 11 | 9.7 | 13 Mar 2024 |
| 12 | 9.6 | 31 Mar 2011 |
| 13 | 9.5 | 19 Mar 2024 |
| 14 | 9.5 | 31 Mar 2023 |
| 15 | 9.4 | 29 Mar 2017 |
| 16 | 9.4 | 22 Mar 2025 |
| 17 | 9.4 | 10 Mar 2018 |
| 18 | 9.3 | 18 Mar 2024 |
| 19 | 9.2 | 21 Mar 2024 |
| 20 | 9.2 | 13 Mar 2023 |
| 21 | 9.1 | 18 Mar 2017 |
| 22 | 9.1 | 22 Mar 2023 |
| 23 | 9.1 | 19 Mar 2010 |
| 24 | 9.0 | 12 Mar 2024 |
| 25 | 9.0 | 15 Mar 2019 |
| Lowest | ||
| Rank | Value | Date |
| 1 | -6.7 | 12 Mar 2013 |
| 2 | -6.3 | 07 Mar 2010 |
| 3 | -6.0 | 11 Mar 2013 |
| 4 | -5.9 | 26 Mar 2013 |
| 5 | -5.8 | 01 Mar 2018 |
| 6 | -5.8 | 29 Mar 2013 |
| 7 | -5.5 | 25 Mar 2013 |
| 8 | -5.5 | 27 Mar 2013 |
| 9 | -5.2 | 31 Mar 2013 |
| 10 | -4.9 | 28 Mar 2013 |
| 11 | -4.6 | 19 Mar 2018 |
| 12 | -4.0 | 08 Mar 2010 |
| 13 | -3.7 | 30 Mar 2013 |
| 14 | -3.5 | 02 Mar 2018 |
| 15 | -3.5 | 14 Mar 2013 |
| 16 | -3.4 | 18 Mar 2018 |
| 17 | -2.6 | 24 Mar 2013 |
| 18 | -2.5 | 07 Mar 2016 |
| 19 | -2.5 | 07 Mar 2011 |
| 20 | -2.4 | 02 Mar 2013 |
| 21 | -2.3 | 13 Mar 2013 |
| 22 | -2.2 | 25 Mar 2017 |
| 23 | -2.1 | 07 Mar 2021 |
| 24 | -2.1 | 05 Mar 2010 |
| 25 | -2.0 | 25 Mar 2020 |
Ranked daily data from 2009 to present for London, NW3. For Mean Dew Point, there are 558 valid values in Mar.