Detailed Pressure Data

Current
Measure Value
Pressure 1006 hPa
Pressure Trend -0 hPa /hr
24hr Mean Pressure 1002 hPa
Recent Averages and Extremes
Measure Today Yesterday
Minimum 1003 hPa
00:00
995 hPa
08:36
Maximum 1006 hPa
09:57
1003 hPa
23:56
Mean 1005 hPa
998 hPa
Last 6hrs  LondonPressure31-day chart of mean LondonPressure 31-day chart of min LondonPressure 31-day chart of max LondonPressure
Averages, Extremes and Records
Current Station Lifetime (09-25)
Measure 7-day Month 31-day Year 365-day Overall Aug 30th Aug
Lowest
Min
995 hPa
29th
995 hPa
29th
995 hPa
29th
972 hPa
6th Jan
972 hPa
6th Jan
956 hPa
2nd Nov 2023
986 hPa
Day 2, 2023
1003 hPa
Today
Highest
Max
1023 hPa
24th
1030 hPa
16th
1030 hPa
16th
1045 hPa
6th Feb
1045 hPa
6th Feb
1050 hPa
19th Jan 2020
1032 hPa
Day 31, 2021
1029 hPa
2021
Highest
Min
1020 hPa
24th
1027 hPa
16th
1027 hPa
16th
1037 hPa
13th Jan
1037 hPa
13th Jan
1045 hPa
20th Jan 2020
1029 hPa
Day 24, 2021
1026 hPa
2021
Lowest
Max
1003 hPa
29th
1003 hPa
29th
1003 hPa
29th
985 hPa
27th Jan
985 hPa
27th Jan
978 hPa
2nd Nov 2023
999 hPa
Day 2, 2023
1006 hPa
Today
Lowest
Mean
998 hPa
29th
998 hPa
29th
998 hPa
29th
982 hPa
27th Jan
982 hPa
27th Jan
968 hPa
2nd Nov 2023
990 hPa
Day 2, 2023
1005 hPa
Today
Highest
Mean
1022 hPa
24th
1029 hPa
16th
1029 hPa
16th
1042 hPa
6th Feb
1042 hPa
6th Feb
1048 hPa
20th Jan 2020
1030 hPa
Day 24, 2021
1027 hPa
2021
Averages                
Mean 1009 hPa 1018 hPa 1018 hPa 1018 hPa 1018 hPa 1015 hPa 1016 hPa 1019 hPa
Mean
Minimum
1006 hPa 1016 hPa 1016 hPa 1015 hPa 1015 hPa 1012 hPa 1013 hPa 1016 hPa
Mean
Maximum
1012 hPa 1021 hPa 1021 hPa 1021 hPa 1022 hPa 1019 hPa 1018 hPa 1021 hPa

Past Year Monthly Averages and Extremes (August 2024 - July 2025)
Extremes Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul
Lowest
Min
999 hPa
23rd
983 hPa
26th
987 hPa
9th
994 hPa
24th
989 hPa
7th
972 hPa
6th
1008 hPa
21st
1000 hPa
22nd
996 hPa
15th
1008 hPa
25th
1002 hPa
5th
1000 hPa
21st
Highest
Max
1026 hPa
30th
1033 hPa
17th
1034 hPa
23rd
1038 hPa
11th
1037 hPa
26th
1043 hPa
12th
1045 hPa
6th
1038 hPa
1st
1034 hPa
10th
1029 hPa
16th
1030 hPa
16th
1030 hPa
4th
Highest
Min
1022 hPa
30th
1030 hPa
14th
1028 hPa
23rd
1035 hPa
12th
1035 hPa
26th
1037 hPa
13th
1037 hPa
6th
1032 hPa
1st
1028 hPa
9th
1025 hPa
16th
1027 hPa
16th
1026 hPa
3rd
Lowest
Max
1009 hPa
23rd
991 hPa
26th
993 hPa
9th
998 hPa
24th
1005 hPa
7th
985 hPa
27th
1015 hPa
24th
1003 hPa
22nd
1002 hPa
15th
1015 hPa
27th
1008 hPa
5th
1005 hPa
20th
Lowest
Mean
1005 hPa
23rd
988 hPa
26th
988 hPa
9th
996 hPa
24th
995 hPa
7th
982 hPa
27th
1012 hPa
21st
1001 hPa
22nd
998 hPa
15th
1011 hPa
25th
1005 hPa
5th
1002 hPa
20th
Highest
Mean
1024 hPa
30th
1032 hPa
17th
1032 hPa
23rd
1036 hPa
12th
1035 hPa
26th
1041 hPa
12th
1042 hPa
6th
1036 hPa
1st
1032 hPa
10th
1027 hPa
16th
1029 hPa
16th
1029 hPa
3rd
Averages Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul
Mean 1015 hPa 1015 hPa 1015 hPa 1021 hPa 1022 hPa 1014 hPa 1023 hPa 1018 hPa 1019 hPa 1020 hPa 1018 hPa 1017 hPa
Mean
Minimum
1013 hPa 1011 hPa 1011 hPa 1017 hPa 1017 hPa 1009 hPa 1020 hPa 1015 hPa 1016 hPa 1018 hPa 1015 hPa 1014 hPa
Mean
Maximum
1018 hPa 1019 hPa 1019 hPa 1025 hPa 1027 hPa 1019 hPa 1027 hPa 1021 hPa 1021 hPa 1022 hPa 1021 hPa 1019 hPa

Past Year Seasonal Averages
Season Daily Min Daily Max Mean
Winter 24/25 1015 hPa
1024 hPa
1020 hPa
Spring 2025 1016 hPa
1022 hPa
1019 hPa
Summer 2024 1014 hPa
1019 hPa
1017 hPa
Autumn 2024 1013 hPa
1021 hPa
1017 hPa

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

Latest charts and graphs of Pressure

Past 24hrs and past 12 months trends for Pressure

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

Current year vs last year daily trends for Pressure

Daily London mean Pressure vs climate normals

This year min/max daily trends in detail for Pressure

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

View more Pressure charts

Record Period Averages
Measure 7-day Month Aug 31-day Year 365-day
Lowest 985 hPa
Ending 5th Nov 2023
998 hPa
Feb 2014
1011 hPa
2014
995 hPa
Ending 15th Feb 2014
1012 hPa
2014
1011 hPa
Ending 17th Dec 2014
Highest 1040 hPa
Ending 6th Jan 2019
1029 hPa
Feb 2012
1019 hPa
2022
1032 hPa
Ending 20th Feb 2023
1018 hPa
2025
1019 hPa
Ending 12th Aug 2022
Lowest
Mean
Daily-Min
976 hPa
Ending 6th Nov 2023
992 hPa
Feb 2014
1008 hPa
2014
989 hPa
Ending 15th Feb 2014
1009 hPa
2014
1008 hPa
Ending 17th Dec 2014
Highest
Mean
Daily-Min
1038 hPa
Ending 6th Jan 2019
1027 hPa
Feb 2023
1017 hPa
2022
1030 hPa
Ending 20th Feb 2023
1015 hPa
2025
1016 hPa
Ending 11th Aug 2022
Lowest
Mean
Daily-Max
992 hPa
Ending 5th Nov 2023
1004 hPa
Feb 2014
1014 hPa
2014
1001 hPa
Ending 15th Feb 2014
1016 hPa
2014
1015 hPa
Ending 18th Dec 2014
Highest
Mean
Daily-Max
1042 hPa
Ending 10th Feb 2023
1032 hPa
Feb 2012
1021 hPa
2022
1035 hPa
Ending 19th Feb 2023
1021 hPa
2025
1023 hPa
Ending 12th Aug 2022

Ranked Historical Pressure Data

Highest Days
Rank Min Max Mean
1 1045 hPa
20th Jan 2020
1050 hPa
19th Jan 2020
1048 hPa
20th Jan 2020
2 1043 hPa
3rd Jan 2019
1050 hPa
20th Jan 2020
1045 hPa
5th Feb 2023
3 1041 hPa
27th Dec 2016
1047 hPa
5th Feb 2023
1045 hPa
19th Jan 2020
4 1041 hPa
28th Dec 2016
1046 hPa
6th Feb 2023
1044 hPa
27th Dec 2016
5 1041 hPa
27th Feb 2021
1046 hPa
27th Dec 2016
1043 hPa
3rd Jan 2019
6 1041 hPa
2nd Jan 2019
1045 hPa
21st Jan 2020
1043 hPa
2nd Jan 2019
7 1041 hPa
4th Jan 2019
1045 hPa
28th Dec 2016
1043 hPa
28th Dec 2016
8 1041 hPa
5th Feb 2023
1045 hPa
6th Feb 2025
1043 hPa
18th Mar 2022
9 1040 hPa
17th Dec 2021
1045 hPa
18th Mar 2022
1043 hPa
6th Feb 2023
10 1040 hPa
21st Jan 2020
1044 hPa
2nd Jan 2019
1042 hPa
4th Jan 2019
Lowest Days
Rank Min Max Mean
1 956 hPa
2nd Nov 2023
978 hPa
2nd Nov 2023
968 hPa
2nd Nov 2023
2 965 hPa
4th Nov 2023
981 hPa
9th Feb 2024
971 hPa
4th Nov 2023
3 966 hPa
8th Nov 2010
981 hPa
30th Jan 2015
976 hPa
28th Dec 2020
4 967 hPa
5th Nov 2023
981 hPa
20th Oct 2023
976 hPa
23rd Jan 2009
5 967 hPa
23rd Jan 2009
982 hPa
24th Dec 2013
978 hPa
9th Nov 2010
6 968 hPa
9th Nov 2010
983 hPa
28th Dec 2020
978 hPa
20th Oct 2023
7 969 hPa
20th Nov 2016
984 hPa
27th Mar 2024
978 hPa
27th Dec 2020
8 971 hPa
13th Dec 2019
984 hPa
4th Jan 2016
978 hPa
4th Dec 2020
9 972 hPa
10th Dec 2017
984 hPa
28th Mar 2024
978 hPa
8th Feb 2014
10 972 hPa
28th Dec 2020
985 hPa
4th Nov 2023
978 hPa
30th Jan 2015


Highest Months
Rank Min Max Mean
1 1027 hPa
Feb 2023
1032 hPa
Feb 2012
1029 hPa
Feb 2012
2 1026 hPa
Feb 2012
1032 hPa
Feb 2023
1029 hPa
Feb 2023
3 1025 hPa
Mar 2012
1031 hPa
Jan 2022
1028 hPa
Mar 2012
4 1024 hPa
Dec 2016
1030 hPa
Mar 2012
1027 hPa
Dec 2016
5 1022 hPa
Jan 2022
1030 hPa
Dec 2016
1026 hPa
Jan 2022
6 1022 hPa
May 2023
1027 hPa
Apr 2021
1024 hPa
Apr 2021
7 1021 hPa
Apr 2021
1027 hPa
Dec 2024
1024 hPa
May 2023
8 1021 hPa
May 2020
1027 hPa
Mar 2022
1023 hPa
Mar 2022
9 1020 hPa
Mar 2022
1027 hPa
Feb 2025
1023 hPa
Feb 2025
10 1020 hPa
Jul 2022
1026 hPa
Mar 2021
1023 hPa
Mar 2021
Lowest Months
Rank Min Max Mean
1 992 hPa
Feb 2014
1004 hPa
Feb 2014
998 hPa
Feb 2014
2 996 hPa
Jan 2014
1006 hPa
Nov 2009
1001 hPa
Jan 2014
3 996 hPa
Nov 2009
1006 hPa
Jan 2014
1001 hPa
Nov 2009
4 997 hPa
Nov 2019
1007 hPa
Nov 2019
1002 hPa
Nov 2019
5 998 hPa
Dec 2020
1007 hPa
Mar 2018
1003 hPa
Mar 2018
6 998 hPa
Mar 2018
1007 hPa
Feb 2010
1003 hPa
Feb 2010
7 998 hPa
Feb 2010
1009 hPa
Apr 2012
1004 hPa
Dec 2020
8 1000 hPa
Apr 2012
1009 hPa
Dec 2009
1004 hPa
Apr 2012
9 1001 hPa
Nov 2023
1009 hPa
Dec 2020
1005 hPa
Nov 2023
10 1001 hPa
Nov 2010
1010 hPa
Nov 2010
1005 hPa
Dec 2009


Highest Days in August
Rank Min Max Mean
1 1029 hPa
Day 24, 2021
1032 hPa
Day 31, 2021
1030 hPa
Day 24, 2021
2 1029 hPa
Day 9, 2022
1032 hPa
Day 24, 2021
1030 hPa
Day 31, 2021
3 1029 hPa
Day 31, 2021
1032 hPa
Day 9, 2022
1030 hPa
Day 9, 2022
4 1028 hPa
Day 6, 2022
1031 hPa
Day 23, 2021
1029 hPa
Day 6, 2022
5 1027 hPa
Day 16, 2025
1031 hPa
Day 6, 2022
1029 hPa
Day 31, 2012
Lowest Days in August
Rank Min Max Mean
1 986 hPa
Day 2, 2023
999 hPa
Day 2, 2023
990 hPa
Day 2, 2023
2 992 hPa
Day 10, 2014
1002 hPa
Day 6, 2021
998 hPa
Day 29, 2025
3 995 hPa
Day 24, 2015
1002 hPa
Day 7, 2021
999 hPa
Day 7, 2021
4 995 hPa
Day 3, 2023
1003 hPa
Day 7, 2011
999 hPa
Day 10, 2014
5 995 hPa
Day 29, 2025
1003 hPa
Day 29, 2025
1000 hPa
Day 24, 2015

Notes:

  • Valid Pressure records began in January 2009
  • All figures, unless specified, relate to the period midnight-midnight, this being when daily extremes are reset
  • All values are accurate to ±0.2 mb since Sept 2017; before that, to within ±2 mb