Detailed Pressure Data

Current
Measure Value
Pressure 1005 hPa
Pressure Trend +0 hPa /hr
24hr Mean Pressure 1005 hPa
Recent Averages and Extremes
Measure Today Yesterday
Minimum 1004 hPa
05:50
1004 hPa
02:10
Maximum 1006 hPa
00:35
1006 hPa
12:47
Mean 1005 hPa
1005 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 (09-24)
Measure 7-day Month 31-day Year 365-day Overall April 27th Apr
Lowest
Min
1003 hPa
25th
991 hPa
1st
975 hPa
28th
975 hPa
28th Mar
956 hPa
2nd Nov
956 hPa
2nd Nov 2023
977 hPa
Day 18, 2012
994 hPa
2009
Highest
Max
1033 hPa
21st
1033 hPa
21st
1033 hPa
21st
1039 hPa
11th Jan
1040 hPa
16th Dec
1050 hPa
19th Jan 2020
1038 hPa
Day 7, 2015
1031 hPa
2022
Highest
Min
1030 hPa
21st
1030 hPa
21st
1030 hPa
21st
1033 hPa
11th Jan
1038 hPa
16th Dec
1045 hPa
20th Jan 2020
1034 hPa
Day 19, 2017
1027 hPa
2022
Lowest
Max
1006 hPa
Today
999 hPa
1st
984 hPa
28th
981 hPa
9th Feb
978 hPa
2nd Nov
978 hPa
2nd Nov 2023
990 hPa
Day 19, 2012
1004 hPa
2009
Lowest
Mean
1005 hPa
Today
995 hPa
1st
979 hPa
28th
979 hPa
9th Feb
968 hPa
2nd Nov
968 hPa
2nd Nov 2023
984 hPa
Day 18, 2012
999 hPa
2009
Highest
Mean
1031 hPa
21st
1031 hPa
21st
1031 hPa
21st
1037 hPa
11th Jan
1039 hPa
16th Dec
1048 hPa
20th Jan 2020
1036 hPa
Day 19, 2017
1029 hPa
2022
Averages                
Mean 1017 hPa 1015 hPa 1011 hPa 1012 hPa 1013 hPa 1015 hPa 1016 hPa 1013 hPa
Mean
Minimum
1015 hPa 1011 hPa 1008 hPa 1008 hPa 1010 hPa 1012 hPa 1013 hPa 1010 hPa
Mean
Maximum
1020 hPa 1019 hPa 1015 hPa 1017 hPa 1017 hPa 1019 hPa 1019 hPa 1016 hPa

Past Year Monthly Averages and Extremes (April 2023 - March 2024)
Extremes Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar
Lowest
Min
989 hPa
12th
1010 hPa
9th
1007 hPa
30th
1001 hPa
15th
986 hPa
2nd
994 hPa
20th
975 hPa
20th
956 hPa
2nd
986 hPa
31st
977 hPa
2nd
976 hPa
22nd
975 hPa
28th
Highest
Max
1033 hPa
2nd
1034 hPa
26th
1028 hPa
1st
1023 hPa
10th
1026 hPa
21st
1029 hPa
3rd
1028 hPa
4th
1032 hPa
22nd
1040 hPa
16th
1039 hPa
11th
1036 hPa
1st
1028 hPa
21st
Highest
Min
1030 hPa
3rd
1031 hPa
26th
1025 hPa
1st
1019 hPa
9th
1022 hPa
21st
1027 hPa
3rd
1025 hPa
4th
1028 hPa
22nd
1038 hPa
16th
1033 hPa
11th
1029 hPa
19th
1022 hPa
21st
Lowest
Max
999 hPa
12th
1016 hPa
9th
1013 hPa
20th
1005 hPa
15th
999 hPa
2nd
998 hPa
21st
981 hPa
20th
978 hPa
2nd
996 hPa
31st
992 hPa
2nd
981 hPa
9th
984 hPa
27th
Lowest
Mean
994 hPa
12th
1012 hPa
9th
1010 hPa
20th
1002 hPa
15th
990 hPa
2nd
997 hPa
21st
978 hPa
20th
968 hPa
2nd
990 hPa
31st
986 hPa
2nd
979 hPa
9th
979 hPa
28th
Highest
Mean
1031 hPa
3rd
1032 hPa
26th
1027 hPa
1st
1020 hPa
9th
1024 hPa
21st
1028 hPa
3rd
1027 hPa
4th
1030 hPa
22nd
1039 hPa
16th
1037 hPa
11th
1034 hPa
1st
1025 hPa
21st
Averages Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar
Mean 1017 hPa 1024 hPa 1019 hPa 1012 hPa 1015 hPa 1015 hPa 1008 hPa 1005 hPa 1012 hPa 1018 hPa 1011 hPa 1006 hPa
Mean
Minimum
1013 hPa 1022 hPa 1017 hPa 1010 hPa 1012 hPa 1012 hPa 1004 hPa 1001 hPa 1007 hPa 1012 hPa 1006 hPa 1003 hPa
Mean
Maximum
1021 hPa 1026 hPa 1021 hPa 1015 hPa 1017 hPa 1019 hPa 1012 hPa 1010 hPa 1017 hPa 1023 hPa 1015 hPa 1010 hPa

Past Year Seasonal Averages
Season Daily Min Daily Max Mean
Winter 23/24 1008 hPa
1018 hPa
1013 hPa
Spring 2023 1013 hPa
1019 hPa
1016 hPa
Summer 2023 1013 hPa
1018 hPa
1015 hPa
Autumn 2023 1006 hPa
1014 hPa
1010 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 April 31-day Year 365-day
Lowest 985 hPa
Ending 5th Nov 2023
998 hPa
Feb 2014
1004 hPa
2012
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
1024 hPa
2021
1032 hPa
Ending 20th Feb 2023
1018 hPa
2022
1019 hPa
Ending 12th Aug 2022
Lowest
Mean
Daily-Min
976 hPa
Ending 6th Nov 2023
992 hPa
Feb 2014
1000 hPa
2012
989 hPa
Ending 15th Feb 2014
1008 hPa
2024
1008 hPa
Ending 17th Dec 2014
Highest
Mean
Daily-Min
1038 hPa
Ending 6th Jan 2019
1027 hPa
Feb 2023
1021 hPa
2021
1030 hPa
Ending 20th Feb 2023
1014 hPa
2022
1016 hPa
Ending 11th Aug 2022
Lowest
Mean
Daily-Max
992 hPa
Ending 5th Nov 2023
1004 hPa
Feb 2014
1009 hPa
2012
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
1027 hPa
2021
1035 hPa
Ending 19th Feb 2023
1021 hPa
2022
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
18th Mar 2022
1043 hPa
18th Mar 2022
9 1040 hPa
17th Dec 2021
1044 hPa
2nd Jan 2019
1043 hPa
6th Feb 2023
10 1040 hPa
21st Jan 2020
1044 hPa
3rd 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
Mar 2022
1024 hPa
May 2023
8 1021 hPa
May 2020
1026 hPa
Mar 2021
1023 hPa
Mar 2022
9 1020 hPa
Mar 2022
1026 hPa
May 2023
1023 hPa
Mar 2021
10 1020 hPa
Jul 2022
1026 hPa
Jan 2020
1023 hPa
May 2020
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 April
Rank Min Max Mean
1 1034 hPa
Day 19, 2017
1038 hPa
Day 7, 2015
1036 hPa
Day 19, 2017
2 1033 hPa
Day 7, 2015
1038 hPa
Day 19, 2017
1035 hPa
Day 7, 2015
3 1033 hPa
Day 14, 2021
1037 hPa
Day 20, 2017
1035 hPa
Day 20, 2017
4 1033 hPa
Day 15, 2021
1036 hPa
Day 6, 2015
1034 hPa
Day 15, 2021
5 1032 hPa
Day 13, 2021
1035 hPa
Day 15, 2021
1034 hPa
Day 14, 2021
Lowest Days in April
Rank Min Max Mean
1 977 hPa
Day 18, 2012
990 hPa
Day 19, 2012
984 hPa
Day 18, 2012
2 979 hPa
Day 19, 2012
992 hPa
Day 18, 2012
984 hPa
Day 19, 2012
3 982 hPa
Day 25, 2012
993 hPa
Day 10, 2012
990 hPa
Day 10, 2012
4 984 hPa
Day 26, 2012
995 hPa
Day 20, 2012
990 hPa
Day 25, 2012
5 985 hPa
Day 7, 2022
997 hPa
Day 3, 2018
991 hPa
Day 7, 2022

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