Historical Ranked Daily Data - Maximum Rain Rate / mm/h
Start year
Highest
#
Value
Date
1
162
07 Feb 2016
2
126
12 Jul 2016
3
126
22 Dec 2015
4
126
20 Sep 2014
5
120
12 Jun 2023
6
120
16 Oct 2016
7
120
16 Sep 2016
8
120
03 Jan 2012
9
119
10 Aug 2018
10
114
02 Nov 2022
11
114
15 Aug 2022
12
108
31 Oct 2025
13
108
20 Oct 2013
14
102
25 Jul 2021
15
102
06 Jun 2020
16
102
23 Jun 2016
17
102
25 Jul 2014
18
100
02 May 2024
19
100
12 Jul 2021
20
100
16 Aug 2020
21
100
29 May 2017
22
100
05 Aug 2012
23
100
06 Sep 2011
24
96
12 May 2025
25
96
23 Oct 2022
Lowest
#
Value
Date
1
0
15 Sep 2022
2
0
17 Dec 2022
3
0.2
26 Apr 2014
4
0.2
14 Dec 2014
5
0.2
30 Jun 2016
6
0.2
16 Oct 2019
7
0.2
02 Jul 2025
8
0.3
26 Jul 2009
9
0.3
26 Aug 2009
10
0.3
08 Jan 2013
11
0.3
20 Feb 2013
12
0.3
20 Feb 2014
13
0.3
15 Dec 2014
14
0.3
30 Mar 2015
15
0.3
12 Aug 2015
16
0.3
13 Jan 2016
17
0.3
29 Jun 2016
18
0.3
21 Nov 2018
19
0.3
24 Jan 2019
20
0.3
05 Mar 2019
21
0.3
03 Jan 2020
22
0.3
23 Feb 2020
23
0.3
10 Jun 2020
24
0.3
20 Oct 2020
25
0.3
20 Nov 2020
Ranked daily data from 2009 to present for London, NW3. For Maximum Rain Rate, there are 2047 valid values. Data for Maximum Rain Rate begins in 2009.
Highest instantaneous rain rate (1-min avg) recorded during the day (midnight to midnight, local time).