Weather analogues

The index is updated daily and compares today's Northern Hemisphere 500hPa profile with the same date in every year going back to 1948.

A lower index indicates a closer match.

Weather Analogue Index (WAI)

01 AUG 2026

Place Year Index value
1 1952 5939
2 2012 5953
3 2017 6387
4 2022 6843
5 1993 6880
6 2016 6907
7 1967 7028
8 1973 7098
9 1974 7098
10 1979 7231
11 1980 7234
12 1957 7259
13 1983 7285
14 2013 7483
15 1966 7509
16 1956 7529
17 1998 7619
18 2019 7647
19 2014 7651
20 1954 7656
21 1958 7719
22 1995 7848
23 1990 7916
24 2010 7931
25 2011 7934
26 2007 7940
27 2025 7969
28 1994 7978
29 1989 7981
30 1970 8139
31 1997 8157
32 2005 8191
33 2006 8219
34 1981 8231
35 2008 8304
36 1985 8324
37 2015 8368
38 1962 8372
39 1969 8394
40 2024 8397
41 1991 8403
42 1953 8407
43 2009 8418
44 1996 8459
45 1986 8484
46 1972 8510
47 2000 8518
48 1978 8538
49 1971 8652
50 1988 8773
51 2023 8810
52 1975 8835
53 1961 8843
54 2002 8878
55 2020 8902
56 2021 9066
57 1977 9123
58 1984 9157
59 2004 9228
60 2001 9235
61 1982 9241
62 1960 9317
63 2003 9398
64 2018 9408
65 1951 9445
66 1999 9597
67 1976 9657
68 1992 9797
69 1963 9810
70 1955 9897
71 1987 10030
72 1965 10037
73 1964 10215
74 1959 10374
75 1968 10448

Central England Temperatures

The monthly CET values for all of the years in the index are shown below.

Click on the CET value to view reanalysis charts for the month.

 

Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Mean
1948 5.4 4.7 8.3 9.0 11.4 13.5 15.8 15.1 13.8 10.1 7.3 5.7 10.03
1949 5.5 5.7 5.1 10.0 11.2 15.3 17.4 16.8 16.3 11.7 6.6 5.8 10.64
1950 4.2 5.3 7.4 7.6 11.3 16.2 15.9 15.6 12.9 9.6 5.7 1.2 9.43
1951 3.9 3.7 4.1 6.8 10.1 14.0 16.3 14.8 14.1 9.4 8.5 5.5 9.30
1952 2.7 3.4 6.6 9.6 13.4 14.4 16.8 15.8 10.7 8.8 4.2 2.8 9.12
1953 3.3 4.3 5.6 7.3 12.6 14.4 15.5 16.2 13.8 9.7 8.5 6.9 9.87
1954 2.9 2.6 5.8 7.6 11.2 13.4 14.2 14.6 12.7 11.9 6.9 6.8 9.26
1955 2.6 1.2 3.2 9.3 9.7 13.8 17.7 18.1 14.2 9.2 7.0 5.4 9.33
1956 3.6 -0.2 6.2 6.9 11.7 13.1 15.8 13.5 14.3 9.4 6.0 5.7 8.87
1957 5.5 5.3 9.2 8.9 10.3 15.2 16.3 15.4 12.5 10.8 6.4 4.5 10.06
1958 3.4 4.7 3.7 7.4 11.1 14.1 15.9 15.8 15.1 10.8 6.4 4.7 9.45
1959 1.6 4.4 7.3 9.4 12.8 15.2 17.3 17.2 14.9 12.6 7.1 6.0 10.52
1960 3.8 4.1 6.4 8.9 12.8 16.1 15.1 15.0 13.1 10.3 7.3 3.9 9.75
1961 3.9 6.9 8.2 10.0 11.0 14.4 15.2 15.4 15.2 10.9 6.0 2.2 9.95
1962 4.3 4.4 2.8 7.7 10.3 13.7 15.1 14.5 12.6 10.4 5.5 1.8 8.61
1963 -2.1 -0.7 6.0 8.7 10.6 14.9 15.2 14.3 12.9 11.1 8.2 2.6 8.52
1964 3.4 4.5 4.3 8.7 13.3 13.8 16.1 15.5 14.1 8.9 7.4 3.6 9.48
1965 3.3 3.1 5.2 8.0 11.7 14.7 14.0 14.9 12.3 11.0 4.5 4.7 8.99
1966 2.9 5.7 6.5 7.2 11.0 15.4 15.0 14.7 13.8 10.1 5.6 5.5 9.47
1967 4.5 5.4 7.0 7.7 10.4 14.0 16.7 15.7 13.5 10.8 5.4 4.2 9.64
1968 4.4 1.9 6.3 8.1 9.8 14.8 15.0 15.4 13.9 12.5 6.5 3.0 9.32
1969 5.5 1.0 3.3 7.4 11.2 13.9 16.8 16.4 13.9 13.0 5.4 3.3 9.32
1970 3.7 2.9 3.7 6.7 13.0 16.4 15.2 16.0 14.4 10.7 7.8 4.3 9.60
1971 4.5 4.5 4.9 7.9 11.6 12.4 16.9 15.6 14.0 11.3 6.0 6.6 9.72
1972 3.9 4.3 6.5 8.2 10.5 11.8 15.6 15.1 11.7 10.6 6.3 5.8 9.22
1973 4.5 4.3 6.2 7.0 11.4 14.8 15.6 16.5 14.3 9.0 6.0 4.9 9.57
1974 5.9 5.4 5.8 8.2 11.0 13.9 15.2 15.2 12.1 7.8 6.8 8.1 9.64
1975 6.8 4.4 4.8 8.3 9.9 14.7 17.4 18.7 13.5 9.9 6.3 5.3 10.04
1976 5.9 4.5 4.8 8.1 12.1 17.0 18.7 17.6 13.4 10.6 6.3 2.0 10.10
1977 2.8 5.2 6.9 7.2 10.6 12.2 15.9 15.2 13.3 11.8 6.6 6.1 9.51
1978 3.4 2.8 6.7 6.5 11.7 13.7 14.8 15.0 14.2 11.9 8.5 3.9 9.47
1979 -0.4 1.2 4.7 7.8 10.0 13.9 16.2 14.9 13.5 11.3 6.8 5.8 8.85
1980 2.3 5.7 4.7 8.8 11.2 13.8 14.7 15.9 14.7 9.0 6.6 5.6 9.42
1981 4.9 3.0 7.9 7.8 11.2 13.2 15.5 16.2 14.5 8.6 7.8 0.3 9.28
1982 2.6 4.8 6.1 8.6 11.6 15.5 16.5 15.7 14.2 10.1 8.0 4.4 9.86
1983 6.7 1.7 6.4 6.8 10.3 14.4 19.5 17.3 13.7 10.5 7.5 5.6 10.10
1984 3.8 3.3 4.7 8.1 9.9 14.5 16.9 17.6 13.7 11.1 8.0 5.2 9.75
1985 0.8 2.1 4.7 8.3 10.9 12.7 16.2 14.6 14.6 11.0 4.1 6.3 8.90
1986 3.5 -1.1 4.9 5.8 11.1 14.8 15.9 13.7 11.3 11.0 7.8 6.2 8.81
1987 0.8 3.6 4.1 10.3 10.1 12.8 15.9 15.6 13.6 9.7 6.5 5.6 9.08
1988 5.3 4.9 6.4 8.2 11.9 14.4 14.7 15.2 13.2 10.4 5.2 7.5 9.80
1989 6.1 5.9 7.5 6.6 13.0 14.6 18.2 16.6 14.7 11.7 6.2 4.9 10.54
1990 6.5 7.3 8.3 8.0 12.6 13.6 16.9 18.0 13.2 11.9 6.9 4.3 10.65
1991 3.3 1.5 7.9 7.9 10.8 12.1 17.3 17.1 14.7 10.2 6.8 4.7 9.58
1992 3.7 5.4 7.5 8.7 13.6 15.7 16.2 15.3 13.4 7.8 7.4 3.6 9.87
1993 5.9 4.6 6.7 9.5 11.4 15.0 15.2 14.6 12.4 8.5 4.6 5.5 9.52
1994 5.3 3.2 7.7 8.1 10.7 14.5 18.0 16.0 12.7 10.2 10.1 6.4 10.29
1995 4.8 6.5 5.6 9.1 11.6 14.3 18.6 19.2 13.7 12.9 7.7 2.3 10.55
1996 4.3 2.5 4.5 8.5 9.1 14.4 16.5 16.5 13.6 11.7 5.9 2.9 9.22
1997 2.5 6.7 8.4 9.0 11.5 14.1 16.7 18.9 14.2 10.2 8.4 5.8 10.56
1998 5.2 7.3 7.9 7.7 13.1 14.2 15.5 15.9 14.9 10.6 6.2 5.5 10.35
1999 5.5 5.3 7.4 9.4 12.9 13.9 17.7 16.1 15.6 10.7 7.9 5.0 10.65
2000 4.9 6.3 7.6 7.8 12.1 15.1 15.5 16.6 14.7 10.3 7.0 5.8 10.32
2001 3.2 4.4 5.2 7.7 12.6 14.3 17.2 16.8 13.4 13.3 7.5 3.6 9.97
2002 5.5 7.0 7.6 9.3 11.8 14.4 16.0 17.0 14.4 10.1 8.5 5.7 10.63
2003 4.5 3.9 7.5 9.6 12.1 16.1 17.6 18.3 14.3 9.2 8.1 4.8 10.54
2004 5.2 5.4 6.5 9.4 12.1 15.3 15.8 17.6 14.9 10.5 7.7 5.4 10.50
2005 6.0 4.3 7.2 8.9 11.4 15.5 16.9 16.2 15.2 13.1 6.2 4.4 10.48
2006 4.3 3.7 4.9 8.6 12.3 15.9 19.7 16.1 16.8 13.0 8.1 6.5 10.87
2007 7.0 5.8 7.2 11.2 11.9 15.1 15.2 15.4 13.8 10.9 7.3 4.9 10.50
2008 6.6 5.4 6.1 7.9 13.4 13.9 16.2 16.2 13.5 9.7 7.0 3.5 9.97
2009 3.0 4.1 7.0 10.0 12.1 14.8 16.1 16.6 14.2 11.6 8.7 3.1 10.14
2010 1.4 2.8 6.1 8.8 10.7 15.2 17.1 15.3 13.8 10.3 5.2 -0.7 8.86
2011 3.7 6.4 6.7 11.8 12.2 13.8 15.2 15.4 15.1 12.6 9.6 6.0 10.72
2012 5.4 3.8 8.3 7.2 11.7 13.5 15.5 16.6 13.0 9.7 6.8 4.8 9.72
2013 3.5 3.2 2.7 7.5 10.4 13.6 18.3 16.9 13.7 12.5 6.2 6.3 9.61
2014 5.7 6.2 7.6 10.2 12.2 15.1 17.7 14.9 15.1 12.5 8.6 5.2 10.95
2015 4.4 4.0 6.4 9.0 10.8 14.0 15.9 15.9 12.6 11.0 9.5 9.7 10.31
2016 5.4 4.9 5.8 7.5 12.5 15.2 16.9 17.0 16.0 10.9 5.6 6.0 10.34
2017 4.0 6.1 8.7 8.9 13.2 16.0 16.8 15.6 13.5 12.4 6.8 4.8 10.58
2018 5.3 2.9 4.9 9.8 13.2 16.1 19.1 16.6 13.7 10.6 8.3 6.9 10.68
2019 4.0 6.7 7.8 9.1 11.1 14.2 17.5 17.1 14.3 10.0 6.2 5.8 10.34
2020 6.4 6.3 6.7 10.4 12.5 15.3 15.7 17.6 13.9 10.5 8.5 5.0 10.76