Historical Ranked Monthly Data - Day Maximum (09-21) / °C
Weather Variable:
Top monthly mean
Rank
Value
Date
1
27.2
Jul 2018
2
27.0
Jul 2026
3
26.2
Jul 2022
4
25.8
Aug 2022
5
25.8
Jul 2013
6
25.1
Jul 2025
7
24.9
Jun 2025
8
24.7
Jul 2014
9
24.5
Jun 2023
10
24.5
Jun 2026
11
24.4
Jul 2019
12
24.3
Jul 2010
13
24.2
Aug 2025
14
24.1
Aug 2020
15
23.9
Aug 2019
16
23.7
Aug 2024
17
23.5
Jun 2017
18
23.5
Aug 2016
19
23.4
Jun 2018
20
23.4
Jul 2017
21
23.3
Jul 2021
22
23.2
Aug 2018
23
23.2
Jul 2016
24
23.2
Sep 2023
25
23.1
Aug 2013
2
27.0
Current Month
10
24.5
Last Month
Bottom monthly mean
Rank
Value
Date
1
3.0
Dec 2010
2
3.6
Jan 2010
3
5.4
Jan 2009
4
5.5
Feb 2013
5
5.6
Feb 2018
6
5.7
Feb 2010
7
5.7
Dec 2009
8
5.7
Jan 2013
9
6.0
Mar 2013
10
6.0
Jan 2021
11
6.3
Jan 2025
12
6.6
Jan 2011
13
6.7
Jan 2019
14
6.8
Jan 2017
15
7.0
Dec 2022
16
7.1
Feb 2015
17
7.2
Feb 2012
18
7.4
Jan 2024
19
7.4
Feb 2009
20
7.5
Jan 2026
21
7.6
Dec 2017
22
7.6
Jan 2015
23
7.8
Dec 2020
24
7.9
Dec 2012
25
7.9
Jan 2022
210
27.0
Current Month
202
24.5
Last Month
Day Maximum (09-21) monthly extremes: highest and lowest monthly means. There are 211 valid months for the chosen period from 2009 to present in London, NW3.
Top monthly lowest
Rank
Value
Date
1
26.4
Jul 2026
2
21.1
Jul 2022
3
20.9
Aug 2022
4
20.8
Aug 2025
5
20.4
Jul 2025
6
20.0
Jul 2010
7
19.9
Jul 2018
8
19.0
Aug 2016
9
18.8
Aug 2013
10
18.6
Jul 2020
11
18.6
Jul 2019
12
18.6
Jul 2016
13
18.0
Jun 2018
14
18.0
Jul 2013
15
18.0
Jul 2009
16
17.9
Aug 2009
17
17.8
Jul 2021
18
17.6
Jul 2017
19
17.5
Sep 2014
20
17.3
Jul 2014
21
17.3
Aug 2010
22
17.2
Jul 2011
23
17.1
Aug 2024
24
17.0
Sep 2023
25
17.0
Aug 2023
1
26.4
Current Month
32
16.2
Last Month
Bottom monthly lowest
Rank
Value
Date
1
-2.0
Jan 2009
2
-1.9
Dec 2010
3
-1.8
Feb 2018
4
-1.2
Feb 2021
5
-0.8
Jan 2013
6
-0.6
Mar 2018
7
-0.2
Dec 2023
8
-0.1
Dec 2022
9
0.1
Jan 2010
10
0.2
Feb 2009
11
0.2
Mar 2013
12
0.3
Feb 2012
13
0.4
Jan 2017
14
0.6
Dec 2009
15
0.6
Nov 2010
16
0.7
Jan 2023
17
0.8
Dec 2012
18
0.8
Dec 2020
19
1.0
Dec 2017
20
1.1
Feb 2013
21
1.1
Jan 2021
22
1.1
Jan 2025
23
1.2
Jan 2011
24
1.6
Jan 2026
25
1.7
Feb 2010
211
26.4
Current Month
180
16.2
Last Month
Day Maximum (09-21) monthly extremes: highest and lowest monthly minima. There are 211 valid months for the chosen period from 2009 to present in London, NW3.
Top monthly highest
Rank
Value
Date
1
39.1
Jul 2022
2
36.8
Jul 2019
3
36.2
Jul 2020
4
35.8
Jun 2026
5
35.2
May 2026
6
35.1
Aug 2020
7
34.2
Jul 2015
8
34.1
Jul 2025
9
33.9
Jul 2018
10
33.6
Jun 2019
11
33.2
Jun 2025
12
33.2
Aug 2024
13
33.2
Aug 2022
14
33.0
Jun 2017
15
32.8
Aug 2013
16
32.7
Jul 2013
17
32.6
Jul 2016
18
32.2
Aug 2018
19
32.2
Sep 2016
20
32.2
Aug 2016
21
32.0
Aug 2019
22
31.9
Jun 2022
23
31.9
Jun 2011
24
31.8
Aug 2025
25
31.7
Sep 2023
55
27.6
Current Month
4
35.8
Last Month
Bottom monthly highest
Rank
Value
Date
1
8.6
Jan 2010
2
8.6
Dec 2010
3
9.9
Jan 2009
4
10.2
Feb 2013
5
10.4
Feb 2010
6
10.6
Feb 2018
7
11.0
Jan 2017
8
11.2
Jan 2026
9
11.3
Feb 2015
10
11.6
Dec 2009
11
11.7
Jan 2019
12
12.2
Jan 2014
13
12.2
Jan 2025
14
12.3
Jan 2021
15
12.5
Jan 2012
16
12.8
Dec 2013
17
12.8
Jan 2024
18
12.9
Dec 2011
19
12.9
Dec 2012
20
12.9
Jan 2018
21
12.9
Dec 2019
22
12.9
Jan 2020
23
13.3
Jan 2011
24
13.3
Dec 2020
25
13.5
Jan 2013
157
27.6
Current Month
208
35.8
Last Month
Day Maximum (09-21) monthly extremes: highest and lowest monthly maxima. There are 211 valid months for the chosen period from 2009 to present in London, NW3.