Historical Ranked Monthly Data for Dec - Day Maximum (09-21) / °C
Weather Variable:
Top monthly mean
Rank
Value
Date
1
13.0
Dec 2015
2
9.8
Dec 2018
3
9.8
Dec 2023
4
9.8
Dec 2025
5
9.7
Dec 2016
6
9.2
Dec 2021
7
9.2
Dec 2013
8
9.1
Dec 2019
9
8.8
Dec 2024
Bottom monthly mean
Rank
Value
Date
1
3.0
Dec 2010
2
5.7
Dec 2009
3
7.0
Dec 2022
4
7.6
Dec 2017
5
7.8
Dec 2020
6
7.9
Dec 2012
7
8.0
Dec 2014
8
8.7
Dec 2011
9
8.8
Dec 2024
Day Maximum (09-21) monthly extremes: highest and lowest monthly means. There are 17 valid months for the chosen period from 2009 to present for Dec in London, NW3.
Top monthly lowest
Rank
Value
Date
1
10.3
Dec 2015
2
5.7
Dec 2019
3
5.1
Dec 2024
4
4.4
Dec 2021
5
4.2
Dec 2013
6
3.8
Dec 2018
7
3.8
Dec 2011
8
3.6
Dec 2014
9
3.4
Dec 2016
Bottom monthly lowest
Rank
Value
Date
1
-1.9
Dec 2010
2
-0.2
Dec 2023
3
-0.1
Dec 2022
4
0.6
Dec 2009
5
0.8
Dec 2012
6
0.8
Dec 2020
7
1.0
Dec 2017
8
3.1
Dec 2025
9
3.4
Dec 2016
Day Maximum (09-21) monthly extremes: highest and lowest monthly minima. There are 17 valid months for the chosen period from 2009 to present for Dec in London, NW3.
Top monthly highest
Rank
Value
Date
1
16.0
Dec 2015
2
14.8
Dec 2023
3
14.8
Dec 2018
4
14.7
Dec 2021
5
14.6
Dec 2016
6
14.3
Dec 2025
7
14.0
Dec 2024
8
13.7
Dec 2022
9
13.7
Dec 2017
Bottom monthly highest
Rank
Value
Date
1
8.6
Dec 2010
2
11.6
Dec 2009
3
12.8
Dec 2013
4
12.9
Dec 2011
5
12.9
Dec 2012
6
12.9
Dec 2019
7
13.3
Dec 2020
8
13.6
Dec 2014
9
13.7
Dec 2017
Day Maximum (09-21) monthly extremes: highest and lowest monthly maxima. There are 17 valid months for the chosen period from 2009 to present for Dec in London, NW3.