Historical Ranked Monthly Data for May - Night Minimum (21-09) / °C
Weather Variable:
Top monthly mean
Rank
Value
Date
1
10.8
May 2024
2
10.8
May 2026
3
10.7
May 2017
4
10.3
May 2022
5
10.0
May 2016
6
9.8
May 2025
7
9.8
May 2014
8
9.7
May 2012
9
9.7
May 2011
10
9.5
May 2018
Bottom monthly mean
Rank
Value
Date
1
7.6
May 2013
2
7.6
May 2010
3
7.7
May 2021
4
8.3
May 2019
5
8.8
May 2020
6
9.1
May 2009
7
9.1
May 2015
8
9.3
May 2023
9
9.5
May 2018
10
9.7
May 2011
Night Minimum (21-09) monthly extremes: highest and lowest monthly means. There are 18 valid months for the chosen period from 2009 to present for May in London, NW3.
Top monthly lowest
Rank
Value
Date
1
5.8
May 2024
2
5.4
May 2023
3
5.2
May 2022
4
5.1
May 2017
5
4.9
May 2015
6
4.8
May 2009
7
4.1
May 2025
8
3.9
May 2012
9
3.2
May 2018
10
3.2
May 2011
Bottom monthly lowest
Rank
Value
Date
1
1.0
May 2010
2
1.0
May 2026
3
1.2
May 2020
4
1.5
May 2016
5
1.9
May 2014
6
2.7
May 2021
7
2.9
May 2013
8
3.0
May 2019
9
3.2
May 2011
10
3.2
May 2018
Night Minimum (21-09) monthly extremes: highest and lowest monthly minima. There are 18 valid months for the chosen period from 2009 to present for May in London, NW3.
Top monthly highest
Rank
Value
Date
1
18.2
May 2026
2
17.2
May 2020
3
16.4
May 2025
4
16.0
May 2017
5
15.6
May 2012
6
15.3
May 2014
7
15.2
May 2010
8
15.1
May 2019
9
15.0
May 2011
10
14.9
May 2018
Bottom monthly highest
Rank
Value
Date
1
12.2
May 2013
2
12.6
May 2023
3
12.8
May 2021
4
12.9
May 2009
5
13.5
May 2015
6
14.2
May 2022
7
14.2
May 2024
8
14.8
May 2016
9
14.9
May 2018
10
15.0
May 2011
Night Minimum (21-09) monthly extremes: highest and lowest monthly maxima. There are 18 valid months for the chosen period from 2009 to present for May in London, NW3.