Historical Ranked Monthly Data for Sep - Max 1hr Temp Rise / °C
Weather Variable:
Warning: Division by zero in /var/www/html/v5/UtilsAndConsts.php on line 486
Top monthly mean
Rank
Value
Date
1
2.7
Sep 2025
2
2.5
Sep 2012
3
2.4
Sep 2018
4
2.4
Sep 2020
5
2.3
Sep 2019
6
2.3
Sep 2023
7
2.3
Sep 2010
8
2.2
Sep 2011
9
2.2
Sep 2013
Bottom monthly mean
Rank
Value
Date
1
1.5
Sep 2009
2
1.9
Sep 2014
3
2.0
Sep 2016
4
2.0
Sep 2022
5
2.0
Sep 2017
6
2.0
Sep 2015
7
2.2
Sep 2024
8
2.2
Sep 2021
9
2.2
Sep 2013
Max 1hr Temp Rise monthly extremes: highest and lowest monthly means. 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
1.1
Sep 2009
2
1.0
Sep 2023
3
1.0
Sep 2022
4
1.0
Sep 2020
5
0.9
Sep 2012
6
0.8
Sep 2019
7
0.8
Sep 2014
8
0.8
Sep 2013
9
0.8
Sep 2011
Bottom monthly lowest
Rank
Value
Date
1
0.4
Sep 2021
2
0.5
Sep 2015
3
0.6
Sep 2016
4
0.7
Sep 2010
5
0.7
Sep 2017
6
0.7
Sep 2018
7
0.7
Sep 2024
8
0.7
Sep 2025
9
0.8
Sep 2011
Max 1hr Temp Rise 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
5.6
Sep 2025
2
4.9
Sep 2012
3
4.8
Sep 2011
4
4.6
Sep 2019
5
4.5
Sep 2013
6
4.5
Sep 2010
7
4.2
Sep 2024
8
4.2
Sep 2023
9
4.2
Sep 2020
Bottom monthly highest
Rank
Value
Date
1
1.9
Sep 2009
2
3.1
Sep 2015
3
3.3
Sep 2017
4
3.5
Sep 2021
5
3.6
Sep 2022
6
3.7
Sep 2014
7
3.8
Sep 2016
8
3.9
Sep 2018
9
4.2
Sep 2020
Max 1hr Temp Rise 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.