Marlborough, Wiltshire
| Year | No.Years | Actual Mean Temp | Cum.Mean Temp | Av.Mean Temp |
| 1984 | 1 | 7.73 | 7.73 | 7.73 |
| 1985 | 2 | 3.70 | 11.43 | 5.72 |
| 1986 | 3 | 7.04 | 18.47 | 6.16 |
| 1987 | 4 | 5.91 | 24.38 | 6.10 |
| 1988 | 5 | 4.89 | 29.27 | 5.85 |
| 1989 | 6 | 5.62 | 34.89 | 5.82 |
| 1990 | 7 | 6.34 | 41.23 | 5.89 |
| 1991 | 8 | 6.26 | 47.49 | 5.94 |
| 1992 | 9 | 7.16 | 54.65 | 6.07 |
| 1993 | 10 | 4.33 | 58.98 | 5.90 |
| 1994 | 11 | 10.01 | 68.99 | 6.27 |
| 1995 | 12 | 7.30 | 76.29 | 6.36 |
| 1996 | 13 | 5.28 | 81.57 | 6.27 |
| 1997 | 14 | 7.93 | 89.50 | 6.39 |
| 1998 | 15 | 5.41 | 94.91 | 6.33 |
| 1999 | 16 | 6.89 | 101.80 | 6.36 |
| 2000 | 17 | 6.57 | 108.37 | 6.37 |
| 2001 | 18 | 6.31 | 114.68 | 6.37 |
| 2002 | 19 | 8.16 | 122.84 | 6.47 |
| 2003 | 20 | 7.87 | 130.71 | 6.54 |
| 2004 | 21 | 7.12 | 137.83 | 6.56 |
| 2005 | 22 | 5.00 | 142.83 | 6.49 |
| 2006 | 23 | 7.00 | 149.83 | 6.51 |
| 2007 | 24 | 6.48 | 156.31 | 6.51 |
| 2008 | 25 | 6.69 | 163.00 | 6.52 |
| 2009 | 26 | 8.31 | 171.31 | 6.59 |
| 2010 | 27 | 4.79 | 176.10 | 6.52 |
| 2011 | 28 | 8.98 | 185.08 | 6.61 |