Historical Ranked Spells - Mean Rain Rate · Above 0.2 mm/h
Start year
Longest Above 0.2 mm/h
#
Length
Period
1
19 days
30 Dec 2013 – 17 Jan 2014
2
14 days
22 Mar 2010 – 4 Apr 2010
3
13 days
17 Apr 2012 – 29 Apr 2012
4
12 days
6 Sep 2013 – 17 Sep 2013
5
12 days
29 Sep 2020 – 10 Oct 2020
6
12 days
29 Oct 2022 – 9 Nov 2022
7
11 days
22 Jan 2014 – 1 Feb 2014
8
11 days
12 Dec 2019 – 22 Dec 2019
9
10 days
29 Jan 2017 – 7 Feb 2017
10
10 days
7 Jun 2019 – 16 Jun 2019
11
10 days
22 Sep 2019 – 1 Oct 2019
12
9 days
2 Dec 2009 – 10 Dec 2009
13
9 days
6 Jul 2012 – 14 Jul 2012
14
9 days
7 Nov 2019 – 15 Nov 2019
15
9 days
28 Oct 2023 – 5 Nov 2023
16
9 days
1 Dec 2025 – 9 Dec 2025
17
8 days
21 Feb 2010 – 28 Feb 2010
18
8 days
16 Jul 2011 – 23 Jul 2011
19
8 days
20 Nov 2012 – 27 Nov 2012
20
8 days
22 Dec 2012 – 29 Dec 2012
21
8 days
27 Mar 2018 – 3 Apr 2018
22
8 days
3 Mar 2019 – 10 Mar 2019
23
8 days
24 Oct 2020 – 31 Oct 2020
24
8 days
13 Feb 2022 – 20 Feb 2022
25
8 days
17 Mar 2023 – 24 Mar 2023
Longest consecutive-day spells from 2009 to present for London, NW3. Rule: Mean Rain Rate ≥ 0.2 mm/h.
Found 1032 matching spells. Showing top 25. Data for Mean Rain Rate begins in 2009.
Mean rain rate during periods of rain, i.e. rain over wet hours, for the day (midnight to midnight, local time).