July Mean Temperatures

Year	No.Years	Actual Mean Temp	Cum. Mean Temp	Av.Mean Temp
1984	1	15.91	15.91	15.91
1985	2	16.25	32.16	16.08
1986	3	16.25	48.41	16.14
1987	4	16.02	64.43	16.11
1988	5	14.69	79.12	15.82
1989	6	18.91	98.03	16.34
1990	7	16.77	114.80	16.40
1991	8	16.92	131.72	16.47
1992	9	16.11	147.83	16.43
1993	10	15.47	163.30	16.33
1994	11	18.40	181.70	16.52
1995	12	18.43	200.13	16.68
1996	13	17.00	217.13	16.70
1997	14	17.16	234.29	16.74
1998	15	15.89	250.18	16.68
1999	16	17.65	267.83	16.74
2000	17	15.93	283.76	16.69
2001	18	17.39	301.15	16.73
2002	19	16.42	317.57	16.71
2003	20	17.28	334.85	16.74
2004	21	16.26	351.11	16.72
2005	22	17.16	368.27	16.74
2006	23	19.97	388.24	16.88
2007	24	15.81	404.05	16.84
2008	25	16.46	420.51	16.82
2009	26	16.68	437.19	16.82
2010	27	17.95	455.14	16.86
2011	28	15.66	470.80	16.81