Marlborough, Wiltshire
| Year | No.Years | Actual Max. | Actual Min. | Cum.Days | Cum. Max. | Cum. Min. | Average Max. | Average Min. |
| 1984 | 1 | 17.68 | 9.25 | 30 | 530.5 | 277.5 | 17.68 | 9.25 |
| 1985 | 2 | 19.00 | 8.92 | 60 | 1100.5 | 545.2 | 18.34 | 9.09 |
| 1986 | 3 | 16.22 | 4.95 | 90 | 1587.0 | 693.6 | 17.63 | 7.71 |
| 1987 | 4 | 18.25 | 8.87 | 120 | 2134.5 | 959.6 | 17.79 | 8.00 |
| 1988 | 5 | 17.68 | 8.28 | 150 | 2665.0 | 1207.9 | 17.77 | 8.05 |
| 1989 | 6 | 19.30 | 9.86 | 180 | 3243.9 | 1503.7 | 18.02 | 8.35 |
| 1990 | 7 | 18.38 | 6.89 | 210 | 3795.4 | 1710.3 | 18.07 | 8.14 |
| 1991 | 8 | 20.00 | 8.43 | 240 | 4395.3 | 1963.1 | 18.31 | 8.18 |
| 1992 | 9 | 17.39 | 9.07 | 270 | 4916.9 | 2235.1 | 18.21 | 8.28 |
| 1993 | 10 | 16.54 | 7.09 | 300 | 5413.1 | 2447.7 | 18.04 | 8.16 |
| 1994 | 11 | 16.53 | 8.84 | 330 | 5909.1 | 2712.8 | 17.89 | 8.20 |
| 1995 | 12 | 17.70 | 8.65 | 360 | 6440.1 | 2972.3 | 17.86 | 8.22 |
| 1996 | 13 | 17.92 | 8.18 | 390 | 6977.7 | 3217.8 | 17.85 | 8.20 |
| 1997 | 14 | 19.34 | 9.11 | 420 | 7557.8 | 3491.0 | 17.99 | 8.31 |
| 1998 | 15 | 19.28 | 10.65 | 450 | 8136.1 | 3810.6 | 18.08 | 8.47 |
| 1999 | 16 | 20.49 | 10.42 | 480 | 8750.8 | 4123.1 | 18.16 | 8.51 |
| 2000 | 17 | 18.90 | 10.07 | 510 | 9317.8 | 4425.3 | 18.19 | 8.59 |
| 2001 | 18 | 17.56 | 9.32 | 540 | 9844.5 | 4704.9 | 18.14 | 8.62 |
| 2002 | 19 | 19.48 | 8.81 | 570 | 10428.8 | 4969.3 | 18.30 | 8.72 |
| 2003 | 20 | 20.82 | 7.10 | 600 | 11053.3 | 5182.4 | 18.42 | 8.64 |
| 2004 | 21 | 19.68 | 9.96 | 630 | 11643.7 | 5481.1 | 18.48 | 8.70 |
| 2005 | 22 | 20.84 | 9.92 | 660 | 12269.0 | 5778.6 | 18.59 | 8.76 |
| 2006 | 23 | 21.35 | 12.44 | 690 | 12912.4 | 6151.9 | 18.71 | 8.92 |
| 2007 | 24 | 18.71 | 9.17 | 720 | 13473.7 | 6426.9 | 18.71 | 8.93 |
| 2008 | 25 | 17.79 | 8.36 | 750 | 14007.3 | 6677.8 | 18.68 | 8.90 |
| 2009 | 26 | 18.98 | 9.11 | 780 | 14576.8 | 6951.0 | 18.69 | 8.91 |
| 2010 | 27 | 18.69 | 8.74 | 810 | 15137.6 | 7213.1 | 18.69 | 8.91 |
| 2011 | 28 | 19.79 | 10.26 | 840 | 15731.4 | 7520.8 | 18.73 | 8.95 |