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)

20 SEP 2023

Place Year Index value
1 2004 6550
2 2022 7190
3 1964 7227
4 2010 7377
5 2006 7510
6 1955 7548
7 2018 7597
8 1993 7697
9 2007 7794
10 1968 7794
11 1953 7797
12 1951 7851
13 1981 7872
14 2001 8021
15 2005 8151
16 1954 8161
17 2002 8268
18 2017 8309
19 2019 8330
20 1996 8358
21 1950 8408
22 1973 8463
23 2003 8476
24 1983 8535
25 2014 8562
26 1987 8612
27 1984 8648
28 1979 8671
29 1949 8720
30 2011 8792
31 1970 8826
32 1956 8856
33 1991 8875
34 1952 8886
35 2012 8935
36 1989 8972
37 1974 8983
38 1985 9005
39 1958 9029
40 1999 9035
41 1997 9051
42 1998 9075
43 1977 9103
44 1975 9148
45 2015 9167
46 1976 9169
47 1982 9252
48 1978 9290
49 2008 9293
50 1957 9341
51 1969 9365
52 2021 9429
53 1971 9434
54 1972 9482
55 1980 9522
56 2009 9598
57 1960 9622
58 1959 9636
59 2016 9783
60 2020 9817
61 1948 9938
62 1988 9961
63 1992 9968
64 2000 10112
65 1961 10347
66 1965 10401
67 1986 10496
68 1966 10537
69 1994 10560
70 1967 10569
71 2013 10630
72 1990 10837
73 1995 10912
74 1963 11052
75 1962 11846

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