Historical Ranked Monthly Data for Sep - Wet Hours / hrs
Weather Variable:
Top monthly total
Rank
Value
Date
1
66
Sep 2024
2
59
Sep 2019
3
55
Sep 2013
4
54
Sep 2017
5
41
Sep 2015
6
39
Sep 2022
7
37
Sep 2025
8
33
Sep 2016
9
29
Sep 2018
Bottom monthly total
Rank
Value
Date
1
15
Sep 2014
2
17
Sep 2009
3
24
Sep 2011
4
27
Sep 2020
5
27
Sep 2012
6
28
Sep 2021
7
28
Sep 2010
8
28
Sep 2023
9
29
Sep 2018
Wet Hours monthly extremes: highest and lowest monthly totals. There are 17 valid months for the chosen period from 2009 to present for Sep in London, NW3.
Top monthly count
Rank
Value
Date
1
30
Sep 2025
2
30
Sep 2024
3
30
Sep 2023
4
30
Sep 2022
5
30
Sep 2021
6
30
Sep 2020
7
30
Sep 2019
8
30
Sep 2018
9
30
Sep 2017
Bottom monthly count
Rank
Value
Date
1
30
Sep 2009
2
30
Sep 2010
3
30
Sep 2011
4
30
Sep 2012
5
30
Sep 2013
6
30
Sep 2014
7
30
Sep 2015
8
30
Sep 2016
9
30
Sep 2017
Wet Hours monthly extremes: most and fewest days with a value. There are 17 valid months for the chosen period from 2009 to present for Sep in London, NW3.
Top monthly lowest
Rank
Value
Date
1
0
Sep 2025
2
0
Sep 2024
3
0
Sep 2023
4
0
Sep 2022
5
0
Sep 2021
6
0
Sep 2020
7
0
Sep 2019
8
0
Sep 2018
9
0
Sep 2017
Bottom monthly lowest
Rank
Value
Date
1
0
Sep 2009
2
0
Sep 2010
3
0
Sep 2011
4
0
Sep 2012
5
0
Sep 2013
6
0
Sep 2014
7
0
Sep 2015
8
0
Sep 2016
9
0
Sep 2017
Wet Hours monthly extremes: highest and lowest monthly minima. There are 17 valid months for the chosen period from 2009 to present for Sep in London, NW3.
Top monthly highest
Rank
Value
Date
1
15
Sep 2013
2
14
Sep 2019
3
11
Sep 2017
4
11
Sep 2009
5
10
Sep 2024
6
10
Sep 2023
7
10
Sep 2018
8
10
Sep 2015
9
10
Sep 2012
Bottom monthly highest
Rank
Value
Date
1
5
Sep 2011
2
5
Sep 2014
3
6
Sep 2022
4
8
Sep 2020
5
9
Sep 2016
6
9
Sep 2021
7
9
Sep 2025
8
10
Sep 2010
9
10
Sep 2012
Wet Hours monthly extremes: highest and lowest monthly maxima. There are 17 valid months for the chosen period from 2009 to present for Sep in London, NW3.