Detailed Temperature Data

Current
Measure Value
Temperature 15.7 °C
Temperature Trend / hr +0.1 °C
Feels-like 15.7 °C
Night Minimum (21-09) 15.6 °C
Day Maximum (09-21)
24hr Average 13.3 °C
Daily Air Frost Hours 0
Monthly Air Frosts 0
Annual Air Frosts 8
Recent Averages and Extremes
Measure Today Yesterday
Minimum 15.6 °C (+3.9 °C)
02:04		 9.0 °C (-2.6 °C)
04:53
Maximum 15.8 °C (-4.9 °C)
00:00		 16.2 °C (-4.3 °C)
20:28
Mean 15.7 °C (-0.5 °C)
 12.5 °C (-3.6 °C)
Last 6hrs LondonTemperature31-day chart of mean LondonTemperature 31-day chart of min LondonTemperature 31-day chart of max LondonTemperature
Averages, Extremes and Records
Current Station Lifetime (09-26)
Measure 7-day Month 31-day Year 365-day Overall June 12th Jun
Lowest
Min		 8.9 °C
(-2.6)
9th		 8.9 °C
(-2.6)
9th		 4.8 °C
(-4.2)
16th		 -4.0 °C
(-7.1)
6th Jan		 -4.0 °C
(-7.1)
6th Jan		 -8.1 °C
(-11.0)
11th Feb 2012		 5.4 °C
(-5.8)
Day 5, 2012		 6.8 °C
(-4.9)
2024
Highest
Max		 19.6 °C
(-0.7)
9th		 23.7 °C
(+4.3)
1st		 35.2 °C
(+16.4)
26th		 35.2 °C
(+16.4)
26th May		 35.2 °C
(+16.4)
26th May		 39.1 °C
(+15.8)
19th Jul 2022		 33.6 °C
(+11.5)
Day 29, 2019		 28.8 °C
(+8.1)
2023
Highest
Min		 15.6 °C
(+3.9)
Today		 15.6 °C
(+3.9)
Today		 18.2 °C
(+8.3)
23rd		 18.2 °C
(+8.3)
23rd May		 20.8 °C
(+7.6)
1st Jul		 21.1 °C
(+6.8)
12th Aug 2020		 19.1 °C
(+6.1)
Day 29, 2025		 16.6 °C
(+4.9)
2023
Lowest
Max		 15.8 °C
(-4.9)
Today		 15.8 °C
(-4.9)
Today		 12.3 °C
(-5.2)
14th		 1.6 °C
(-6.2)
5th Jan		 1.6 °C
(-6.2)
5th Jan		 -2.0 °C
(-9.8)
10th Jan 2009		 11.5 °C
(-8.2)
Day 3, 2012		 13.3 °C
(-7.4)
2012
Coldest
Day		 12.5 °C
(-3.6)
11th		 12.5 °C
(-3.6)
11th		 9.1 °C
(-4.1)
14th		 -0.8 °C
(-6.3)
5th Jan		 -0.8 °C
(-6.3)
5th Jan		 -4.1 °C
(-10.5)
28th Feb 2018		 10.1 °C
(-5.4)
Day 4, 2012		 11.2 °C
(-5.0)
2012
Warmest
Day		 15.7 °C
(-0.5)
Today		 18.2 °C
(+3.1)
1st		 27.0 °C
(+12.4)
26th		 27.0 °C
(+12.4)
26th May		 27.6 °C
(+9.9)
1st Jul		 30.1 °C
(+11.2)
19th Jul 2022		 26.4 °C
(+8.8)
Day 30, 2025		 22.1 °C
(+5.9)
2023
Averages                
Mean 14.2 °C
(-1.7)		 14.9 °C
(-0.7)		 16.8 °C
(+2.1)		 10.5 °C
(+1.3)		 12.9 °C
(+1.5)		 11.7 °C
(+0.4)		 16.9 °C
(+0.4)		 16.1 °C
(-0.1)
Mean
Minimum		 11.2 °C
(-0.3)		 12.0 °C
(+0.7)		 12.1 °C
(+1.7)		 6.7 °C
(+1.1)		 9.0 °C
(+1.1)		 8.1 °C
(+0.3)		 12.3 °C
(+0.3)		 12.0 °C
(+0.3)
Mean
Maximum		 17.4 °C
(-2.9)		 18.6 °C
(-1.5)		 21.6 °C
(+2.6)		 14.3 °C
(+1.6)		 16.6 °C
(+1.7)		 15.3 °C
(+0.5)		 21.6 °C
(+0.7)		 20.1 °C
(-0.6)

Past Year Monthly Averages and Extremes (June 2025 - May 2026)
Extremes Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May
Lowest
Min		 8.1 °C
(-3.3)
8th		 11.6 °C
(-2.2)
9th		 8.4 °C
(-5.4)
22nd		 3.9 °C
(-7.0)
23rd		 3.9 °C
(-3.8)
26th		 -1.3 °C
(-6.2)
20th		 -0.8 °C
(-4.1)
31st		 -4.0 °C
(-7.1)
6th		 -0.3 °C
(-3.0)
14th		 1.3 °C
(-3.5)
22nd		 1.4 °C
(-4.2)
6th		 1.0 °C
(-7.5)
12th
Highest
Max		 33.2 °C
(+11.1)
30th		 34.1 °C
(+11.9)
1st		 31.8 °C
(+9.0)
12th		 26.8 °C
(+8.4)
19th		 20.1 °C
(+3.9)
6th		 17.3 °C
(+5.6)
6th		 14.3 °C
(+5.8)
9th		 11.2 °C
(+3.4)
18th		 17.3 °C
(+8.3)
25th		 18.5 °C
(+7.5)
18th		 26.1 °C
(+12.4)
8th		 35.2 °C
(+16.4)
26th
Highest
Min		 19.1 °C
(+6.1)
29th		 20.8 °C
(+7.6)
1st		 18.3 °C
(+4.0)
12th		 16.4 °C
(+5.1)
18th		 14.1 °C
(+4.2)
3rd		 14.7 °C
(+8.1)
5th		 11.4 °C
(+7.6)
9th		 9.1 °C
(+6.1)
12th		 10.8 °C
(+7.7)
24th		 8.7 °C
(+5.3)
2nd		 11.3 °C
(+5.3)
17th		 18.2 °C
(+8.3)
23rd
Lowest
Max		 15.8 °C
(-4.0)
5th		 20.4 °C
(-2.9)
24th		 20.8 °C
(-2.5)
1st		 15.4 °C
(-2.1)
26th		 11.0 °C
(-2.5)
26th		 3.3 °C
(-7.0)
20th		 3.1 °C
(-4.7)
31st		 1.6 °C
(-6.2)
5th		 5.6 °C
(-2.6)
18th		 8.9 °C
(-1.2)
7th		 12.2 °C
(-0.8)
2nd		 12.3 °C
(-5.2)
14th
Coldest
Day		 13.6 °C
(-2.1)
7th		 17.0 °C
(-1.2)
7th		 16.3 °C
(-1.8)
21st		 11.0 °C
(-3.3)
23rd		 7.8 °C
(-2.8)
26th		 1.3 °C
(-6.3)
20th		 1.1 °C
(-4.5)
31st		 -0.8 °C
(-6.3)
5th		 2.9 °C
(-2.5)
14th		 5.6 °C
(-1.9)
14th		 9.0 °C
(-0.2)
2nd		 7.5 °C
(-5.3)
11th
Warmest
Day		 26.4 °C
(+8.8)
30th		 27.6 °C
(+9.9)
1st		 25.0 °C
(+6.4)
12th		 20.0 °C
(+5.2)
19th		 16.0 °C
(+2.8)
3rd		 15.8 °C
(+6.5)
5th		 12.9 °C
(+6.7)
9th		 10.1 °C
(+4.7)
12th		 12.7 °C
(+6.6)
25th		 12.1 °C
(+3.1)
31st		 16.8 °C
(+7.1)
8th		 27.0 °C
(+12.4)
26th
Averages Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May
Mean 19.7 °C
(+3.2)		 20.5 °C
(+1.9)		 19.2 °C
(+0.9)		 15.1 °C
(-0.2)		 12.4 °C
(+0.7)		 9.5 °C
(+1.4)		 7.8 °C
(+1.9)		 5.4 °C
(+0.0)		 8.1 °C
(+2.5)		 9.0 °C
(+1.4)		 11.8 °C
(+1.7)		 16.1 °C
(+2.7)
Mean
Minimum		 14.3 °C
(+2.3)		 15.5 °C
(+1.3)		 13.8 °C
(-0.3)		 11.0 °C
(-0.5)		 9.6 °C
(+1.0)		 6.7 °C
(+1.2)		 5.4 °C
(+1.8)		 3.0 °C
(-0.0)		 6.2 °C
(+3.2)		 5.3 °C
(+1.0)		 6.5 °C
(+0.5)		 10.5 °C
(+1.5)
Mean
Maximum		 24.9 °C
(+4.0)		 25.1 °C
(+2.1)		 24.2 °C
(+1.7)		 19.6 °C
(+0.5)		 15.1 °C
(+0.3)		 11.6 °C
(+0.9)		 9.9 °C
(+1.7)		 7.8 °C
(-0.0)		 10.3 °C
(+2.1)		 12.9 °C
(+2.0)		 17.1 °C
(+2.8)		 21.3 °C
(+3.5)

Past Year Seasonal Averages
Season Daily Min Daily Max Mean
Winter 25/26 4.9 °C (+1.7 °C)
 9.3 °C (+1.3 °C)
 7.1 °C (+1.5 °C)
Spring 2026 7.4 °C (+1.0 °C)
 17.1 °C (+2.8 °C)
 12.3 °C (+1.9 °C)
Summer 2025 14.5 °C (+1.1 °C)
 24.8 °C (+2.6 °C)
 19.8 °C (+2.0 °C)
Autumn 2025 9.1 °C (+0.6 °C)
 15.4 °C (+0.6 °C)
 12.3 °C (+0.6 °C)

View daily tables of min / max / mean Temperature data for the past year
View monthly tables of min / max / mean Temperature data for all months in the station history.

Latest charts and graphs of Temperature

Past 24hrs and past 12 months trends for Temperature

Last 24hrs London Temperature 12 month mean London Temperature 12month min London Temperature 12month max London Temperature

Current year vs last year daily trends for Temperature

Daily London mean Temperature vs climate normals

This year min/max daily trends in detail for Temperature

Current year daily London min Temperature vs climate normals Current year daily London max Temperature vs climate normals

View more Temperature charts

Record Period Averages
Measure 7-day Month June 31-day Year 365-day
Coldest -1.6 °C
Ending 9th Jan 2010		 1.3 °C
Dec 2010		 14.9 °C
Current		 0.3 °C
Ending 26th Dec 2010		 10.1 °C
2010		 10.0 °C
Ending 27th Dec 2010
Warmest 25.0 °C
Ending 13th Aug 2020		 21.7 °C
Jul 2018		 19.7 °C
2025		 21.9 °C
Ending 6th Aug 2018		 12.6 °C
2022		 12.9 °C
Ending 8th Jun 2026
Lowest
Mean
Daily-Min		 -4.1 °C
Ending 20th Dec 2010		 -0.9 °C
Dec 2010		 11.0 °C
2024		 -2.0 °C
Ending 26th Dec 2010		 6.7 °C
2010		 6.6 °C
Ending 27th Dec 2010
Highest
Mean
Daily-Min		 18.8 °C
Ending 14th Aug 2020		 15.9 °C
Jul 2018		 14.3 °C
2025		 16.3 °C
Ending 18th Aug 2022		 8.8 °C
2024		 9.2 °C
Ending 4th Jun 2024
Lowest
Mean
Daily-Max		 0.6 °C
Ending 3rd Dec 2010		 3.2 °C
Dec 2010		 18.6 °C
Current		 2.3 °C
Ending 25th Dec 2010		 13.7 °C
2010		 13.4 °C
Ending 1st Jun 2013
Highest
Mean
Daily-Max		 32.6 °C
Ending 12th Aug 2020		 27.2 °C
Jul 2018		 24.9 °C
2025		 27.8 °C
Ending 27th Jul 2018		 16.4 °C
2022		 16.7 °C
Ending 5th Jun 2026

Ranked Historical Temperature Data

Warmest Days
Rank Min Max Mean
1 21.1 °C
12th Aug 2020		 39.1 °C
19th Jul 2022		 30.1 °C
19th Jul 2022
2 21.1 °C
19th Jul 2022		 36.8 °C
25th Jul 2019		 28.4 °C
25th Jul 2019
3 20.8 °C
1st Jul 2025		 36.8 °C
18th Jul 2022		 27.6 °C
1st Jul 2025
4 20.2 °C
11th Aug 2020		 36.2 °C
31st Jul 2020		 27.2 °C
1st Jul 2015
5 20.0 °C
18th Aug 2012		 35.2 °C
26th May 2026		 27.2 °C
18th Jul 2022
6 19.9 °C
24th Aug 2022		 35.1 °C
7th Aug 2020		 27.0 °C
26th May 2026
7 19.6 °C
24th Jul 2019		 34.2 °C
1st Jul 2015		 26.9 °C
11th Aug 2020
8 19.6 °C
26th Jul 2019		 34.1 °C
1st Jul 2025		 26.6 °C
26th Jul 2018
9 19.5 °C
19th Jul 2014		 33.9 °C
26th Jul 2018		 26.5 °C
12th Aug 2020
10 19.5 °C
1st Jul 2015		 33.9 °C
12th Aug 2020		 26.4 °C
30th Jun 2025
Coldest Days
Rank Min Max Mean
1 -8.1 °C
11th Feb 2012		 -2.0 °C
10th Jan 2009		 -4.1 °C
28th Feb 2018
2 -7.2 °C
20th Dec 2010		 -1.8 °C
28th Feb 2018		 -3.7 °C
11th Feb 2012
3 -6.0 °C
17th Dec 2010		 -1.2 °C
8th Feb 2021		 -3.2 °C
20th Dec 2010
4 -6.0 °C
18th Dec 2010		 -1.0 °C
6th Dec 2010		 -3.0 °C
17th Dec 2010
5 -5.7 °C
12th Feb 2012		 -0.8 °C
17th Dec 2010		 -2.8 °C
1st Mar 2018
6 -5.5 °C
17th Jan 2013		 -0.8 °C
16th Jan 2013		 -2.8 °C
10th Jan 2009
7 -5.4 °C
28th Feb 2018		 -0.7 °C
2nd Dec 2010		 -2.7 °C
3rd Dec 2010
8 -5.3 °C
7th Jan 2010		 -0.3 °C
20th Jan 2013		 -2.6 °C
7th Jan 2010
9 -5.3 °C
19th Dec 2010		 -0.2 °C
25th Dec 2010		 -2.6 °C
19th Dec 2010
10 -5.1 °C
7th Jan 2009		 -0.2 °C
9th Feb 2021		 -2.5 °C
18th Dec 2010


Warmest Months
Rank Min Max Mean
1 15.9 °C
Jul 2018		 27.2 °C
Jul 2018		 21.7 °C
Jul 2018
2 15.6 °C
Aug 2022		 26.2 °C
Jul 2022		 20.9 °C
Jul 2022
3 15.5 °C
Aug 2020		 25.8 °C
Aug 2022		 20.7 °C
Aug 2022
4 15.5 °C
Jul 2025		 25.8 °C
Jul 2013		 20.5 °C
Jul 2025
5 15.2 °C
Jul 2010		 25.1 °C
Jul 2025		 20.4 °C
Jul 2013
6 15.2 °C
Jul 2022		 24.9 °C
Jun 2025		 19.8 °C
Jul 2019
7 15.2 °C
Jul 2017		 24.7 °C
Jul 2014		 19.7 °C
Jul 2014
8 15.1 °C
Jul 2019		 24.5 °C
Jun 2023		 19.7 °C
Jun 2025
9 15.0 °C
Jul 2013		 24.5 °C
Jul 2019		 19.6 °C
Aug 2020
10 14.9 °C
Jul 2014		 24.3 °C
Jul 2010		 19.5 °C
Jul 2010
Coldest Months
Rank Min Max Mean
1 -0.9 °C
Dec 2010		 3.2 °C
Dec 2010		 1.3 °C
Dec 2010
2 -0.2 °C
Jan 2010		 3.7 °C
Jan 2010		 1.8 °C
Jan 2010
3 0.4 °C
Feb 2018		 5.5 °C
Jan 2009		 3.2 °C
Jan 2009
4 0.9 °C
Jan 2009		 5.7 °C
Feb 2013		 3.3 °C
Feb 2018
5 1.0 °C
Mar 2013		 5.8 °C
Feb 2010		 3.4 °C
Feb 2010
6 1.2 °C
Feb 2013		 5.8 °C
Dec 2009		 3.5 °C
Feb 2013
7 1.3 °C
Jan 2017		 5.9 °C
Feb 2018		 3.5 °C
Mar 2013
8 1.3 °C
Feb 2010		 6.1 °C
Jan 2013		 3.8 °C
Dec 2009
9 1.6 °C
Dec 2009		 6.1 °C
Mar 2013		 4.1 °C
Jan 2017
10 1.6 °C
Feb 2012		 6.4 °C
Jan 2021		 4.1 °C
Jan 2021


Warmest Days in June
Rank Min Max Mean
1 19.1 °C
Day 29, 2025		 33.6 °C
Day 29, 2019		 26.4 °C
Day 30, 2025
2 18.9 °C
Day 22, 2017		 33.2 °C
Day 30, 2025		 25.9 °C
Day 18, 2017
3 18.9 °C
Day 28, 2025		 33.0 °C
Day 21, 2017		 25.7 °C
Day 19, 2017
4 18.8 °C
Day 18, 2017		 32.6 °C
Day 21, 2025		 25.4 °C
Day 27, 2011
5 18.4 °C
Day 19, 2017		 31.9 °C
Day 27, 2011		 25.1 °C
Day 17, 2022
Coldest Days in June
Rank Min Max Mean
1 5.4 °C
Day 5, 2012		 11.5 °C
Day 3, 2012		 10.1 °C
Day 4, 2012
2 5.6 °C
Day 13, 2012		 12.4 °C
Day 2, 2016		 10.5 °C
Day 6, 2020
3 5.7 °C
Day 9, 2024		 12.8 °C
Day 5, 2009		 10.8 °C
Day 3, 2012
4 6.2 °C
Day 4, 2012		 12.9 °C
Day 11, 2012		 10.8 °C
Day 2, 2016
5 6.6 °C
Day 4, 2009		 13.2 °C
Day 10, 2019		 10.9 °C
Day 3, 2016

Notes

  • Temperature records began on 1st Jan 2009
  • Figures in brackets refer to departure from average conditions
  • An air frost requires the overnight (21-09) temperature to fall below freezing
  • All figures, unless specified, relate to the period midnight-midnight, this being when daily extremes are reset.
Definition of 'Feels-like' temperature: This displays either the Wind Chill index or the 'Humidex', depending on the temperature and humidity. These indices are attempts to depict what the air actually feels like on a human's skin - either from the warming effect of high humidity, or the cooling effect of the wind. However, they have little physical meaning and their valid use is debatable, so are provided for interest only.