Historical Ranked Monthly Data - Maximum Hourly Rain / mm
Weather Variable:
Top monthly-mean
Rank
Value
Date
1
10.3
Aug 2022
2
6.0
Jun 2023
3
5.9
Sep 2014
4
5.5
May 2010
5
5.3
Jul 2018
6
4.9
Aug 2014
7
4.9
Jun 2009
8
4.3
Sep 2024
9
4.3
Aug 2017
10
4.2
May 2025
11
3.8
Sep 2009
12
3.8
Jul 2024
13
3.8
Jul 2021
14
3.4
Sep 2011
15
3.4
Nov 2022
16
3.4
Jul 2017
17
3.4
Sep 2010
18
3.3
Apr 2025
19
3.2
Sep 2023
20
3.2
Mar 2012
21
3.2
Aug 2013
22
3.1
Aug 2010
23
3.1
Aug 2011
24
2.9
Sep 2016
25
2.9
Oct 2021
95
1.8
Current Month
33
2.7
Last Month
Bottom monthly-mean
Rank
Value
Date
1
0.2
Jun 2018
2
0.4
Jul 2022
3
0.4
Nov 2021
4
0.5
Apr 2011
5
0.5
Feb 2023
6
0.7
Apr 2019
7
0.7
Mar 2022
8
0.7
Jun 2024
9
0.7
Aug 2016
10
0.8
Dec 2016
11
0.8
Apr 2021
12
0.8
Jan 2022
13
0.9
Apr 2017
14
0.9
Mar 2025
15
0.9
Nov 2020
16
1.0
Jul 2020
17
1.0
Feb 2012
18
1.0
Feb 2017
19
1.1
May 2022
20
1.1
Mar 2010
21
1.1
Feb 2013
22
1.1
Nov 2019
23
1.1
Dec 2010
24
1.1
Jan 2013
25
1.1
Feb 2018
109
1.8
Current Month
171
2.7
Last Month
Maximum Hourly Rain monthly extremes: monthly average For Maximum Hourly Rain, there are 203 valid months for the chosen period from 2009 to present in London, nw3.
Top monthly-lowest
Rank
Value
Date
1
3.4
Aug 2022
2
2.6
Mar 2012
3
1.6
Jun 2023
4
1.4
Jun 2010
5
1.3
Jul 2018
6
1.3
Oct 2015
7
1.1
Sep 2014
8
1.1
May 2010
9
1.0
Apr 2022
10
0.9
Jul 2019
11
0.9
Dec 2013
12
0.8
Mar 2025
13
0.8
Jul 2011
14
0.8
Mar 2011
15
0.8
Nov 2010
16
0.8
Sep 2010
17
0.7
Sep 2018
18
0.7
Apr 2017
19
0.7
Sep 2016
20
0.7
Jun 2013
21
0.6
Aug 2014
22
0.6
Mar 2014
23
0.6
Jul 2013
24
0.6
Sep 2012
25
0.6
Feb 2012
91
0.2
Current Month
188
0.0
Last Month
Bottom monthly-lowest
Rank
Value
Date
1
0.0
Feb 2020
2
0.0
Jul 2020
3
0.0
Jan 2021
4
0.0
Feb 2021
5
0.0
May 2021
6
0.0
Jul 2021
7
0.0
Jan 2022
8
0.0
Jun 2022
9
0.0
Sep 2022
10
0.0
Dec 2022
11
0.0
Feb 2024
12
0.0
Oct 2024
13
0.0
Jan 2025
14
0.0
Feb 2025
15
0.0
Sep 2025
16
0.0
Oct 2025
17
0.2
May 2013
18
0.2
Aug 2013
19
0.2
Apr 2014
20
0.2
May 2014
21
0.2
Jun 2014
22
0.2
Jul 2014
23
0.2
Oct 2014
24
0.2
Nov 2014
25
0.2
Dec 2014
113
0.2
Current Month
16
0.0
Last Month
Maximum Hourly Rain monthly extremes: lowest daily value in each month For Maximum Hourly Rain, there are 203 valid months for the chosen period from 2009 to present in London, nw3.
Top monthly-highest
Rank
Value
Date
1
33.3
Jun 2009
2
26.4
May 2025
3
25.5
Jul 2021
4
23.3
Aug 2014
5
23.1
Aug 2022
6
18.7
Sep 2014
7
18.5
Nov 2022
8
18.4
Sep 2011
9
16.5
Sep 2024
10
16.0
Jul 2017
11
14.4
Jul 2024
12
14.1
Aug 2012
13
13.9
Jun 2023
14
13.4
Jul 2018
15
13.1
May 2010
16
11.5
Jun 2016
17
11.5
Nov 2014
18
11.4
Sep 2016
19
11.2
Aug 2017
20
11.2
Jul 2015
21
11.2
Oct 2010
22
11.0
Oct 2021
23
10.8
Oct 2025
24
10.8
Oct 2019
25
10.7
Feb 2016
95
5.2
Current Month
23
10.8
Last Month
Bottom monthly-highest
Rank
Value
Date
1
0.2
Jun 2018
2
0.5
Apr 2011
3
0.7
Jul 2022
4
1.0
Apr 2021
5
1.0
Mar 2025
6
1.1
Apr 2017
7
1.2
Nov 2021
8
1.2
Feb 2023
9
1.4
Mar 2011
10
1.4
Jun 2024
11
1.5
Apr 2019
12
1.7
Feb 2012
13
1.9
Mar 2010
14
1.9
Jul 2010
15
1.9
Nov 2010
16
1.9
Feb 2013
17
2.2
Jan 2010
18
2.2
Dec 2010
19
2.2
Feb 2015
20
2.2
Aug 2016
21
2.2
Jul 2020
22
2.2
May 2022
23
2.3
Jan 2013
24
2.4
Feb 2018
25
2.6
Apr 2015
109
5.2
Current Month
181
10.8
Last Month
Maximum Hourly Rain monthly extremes: highest daily value in each month For Maximum Hourly Rain, there are 203 valid months for the chosen period from 2009 to present in London, nw3.
