Seawater Temperature: Race Rocks





Decade Comparisons.			..Sea Surface Temperature at Race Rocks-

		*Monthly temperature averages in degrees Celsius for Race Rocks*

	1921	1922	1923	1924	1925	1926	1927	1928	1929	1930	Average	Month
Jan		6.4	7.1	7.1	6.6	7.8	7.6	6.9	7.1	6.5	7.0	Jan
Feb	7.1	6.1	6.4	7.3	6.9	8	7.4	7.3	6.3	6.6	6.9	Feb
Mar	7.3	6.6	6.7	7.7	7.3	8.6	7.8	7.8	7.1	7.1	7.4	Mar
Apr	7.7	7.5	7.6	7.9	8	9.2	8	8.6	7.8	8.2	8.1	Apr
May	8.5	8.3	8.6	9	9.2	10.1	8.8	9.7	9	9.3	9.1	May
June	9.5	9.5	9.3	9.8	10.1	10.7	9.8	10.2	9.8	10	9.9	June
Jul	10.3	10.5	10.3	10.5	11.1	11.1	10.5	10.8	10.8	10.6	10.7	Jul
Aug	10.5	10.3	10.5	10.3	10.8	10.9	10.9	10.9	10.8	10.8	10.7	Aug
Sept	10.3	10.2	10.6	10.2	10.2	10.5	10.3	10.3	10.7	10.6	10.4	Sept
Oct	9.8	9.3	9.6	9.2	9.2	9.8	9.7	9.2	9.8	9.4	9.5	Oct
Nov	9.1	8.4	8.7	8.8	8.3	9.1	8.6	8.6	8.8	8.6	8.7	Nov
Dec	8.2	7.1	7.9	7.3	8.2	8.5	7.6	7.9	7.8	8	7.9	Dec
											8.8	Decade average


											Average
	1995	1996	1997	1998	1999	2000	2001	2002	2003	2004
Jan	8.2	8.2	7.7	8.7	8	7.5	7.9	8.1	8.8	7.8	8.1	Jan
Feb	8.6	7.8	7.9	9.2	7.8	7.7	7.7	7.9	8.5	7.9	8.1	Feb
Mar	8.8	8.4	8.1	9.7	8.1	8.1	8.1	7.7	8.7	8.3	8.4	Feb
Apr	9.2	9.2	9	9.9	8.9	9.1	8.7	8.7	9.2	9.1	9.1	Apr
May	10.2	10	10.3	10.4	9.5	10	9.7	9.4	9.9	10.4	10.0	May
June	11.2	10.4	10.9	11.4	10.4	11.1	10.6	10.5	10.9	11	10.8	June
Jul	11.8	11.5	11.7	11.7	11.1	11.3	11.3	11.2	11.3	11.8	11.5	Jul
Aug	11.5	11.5	12.2	12.3	11.5	11.7	11.4	11.7	11.4	11.9	11.7	Aug
Sept	11.3	10.5	11.6	12.1	11.9	11.4	11.4	11.3	11.4	11.2	11.4	Sept
Oct	10.2	9.9	11.3	10.7	10.1	10.3	10.2	10	10.9	10.6	10.4	Oct
Nov	9.4	8.7	9.9	9.8	9	9	9.2	9	9	9.4	9.2	Nov
Dec	8.9	7.6	9.3	9	8.5	8	8.3	8.8	8.5	8.6	8.6	Dec
											9.8	Decade Average

This analysis has been done by Garry Fletcher using the monthly averages of the daily temperatures.
See this file for the complete set of monthly data

The following is a comparisin between 1951-1960 and 2001-2010

Jan Feb Mar Apr May Jun Jul Aug Sept Oct Nov Dec
1951 7.5 6.9 6.7 8.1 9.2 10.2 10.4 11.1 10.9 9.5 8.5 7.7
1952 6.9 7.1 7.6 8.2 9 9.6 10.4 10.5 10.2 9.8 8.6 7.9
1953 7.8 7.9 7.6 8.1 9.3 9.8 10.6 11 10.6 9.9 9.3 8.5
1954 7.1 7.3 7.5 7.9 8.7 9.3 9.9 10 10 9.4 9.1 8.4
1955 7.5 7.1 6.7 7.5 8.4 9.3 9.8 10.2 10 8.9 7.5 6.6
1956 6.7 6.4 6.3 7.6 8.7 9.6 10.2 10.4 10.1 9.2 8.1 7.1
1957 6.3 6.2 7.2 8.1 9.3 10 10.3 10.5 10.5 9.8 8.8 8.3
1958 8 8.3 8.6 9.3 10.3 10.7 11.5 11.5 11 9.9 8.7 8.1
1959 7.6 7.4 7.9 9.1 9.7 10.4 11.3 11 10.4 9.7 8.3 7.8
1960 7.1 7.5 7.5 8.6 9.6 10.3 11.4 10.8 10.1 9.5 8.6 7.9
Mean 7.25 7.21 7.36 8.25 9.22 9.92 10.58 10.7 10.38 9.56 8.55 7.83

2001 7.9 7.7 8.1 8.7 9.7 10.6 11.3 11.4 11.4 10.2 9.2 8.3
2002 8.1 7.9 7.7 8.7 9.4 10.5 11.2 11.7 11.3 10 9 8.8
2003 8.8 8.5 8.7 9.2 9.9 10.9 11.3 11.4 11.4 10.9 9 8.5
2004 7.8 7.9 8.3 9.1 10.4 11 11.8 11.9 11.2 10.6 9.4 8.6
2005 7.7 8 8.8 9.4 10.7 11.2 11.6 12.1 11.5 10.4 9.5 8.3
2006 8.61 8.49 8.41 8.75 10.08 10.86 11.66 12.09 11.49 10.55 9.29 8.5
2007 7.8 7.9 7.9 9 10 10.2 11.2 11.6 11 10 9 8
2008 7.46 7.33 7.68 8.06 9.36 9.77 10.84 11.3 11.16 10.14 9.39 7.87
2009 7.29 7.2 7.5 8.4 9.54 10.4 11.4 11.74 11.8 10.5 9 7
2010 8.11 8.68 9.12 8.96 9.54 10.36 11.16 11.93 11.08 10.37 8.98 8.5
Mean 7.957 7.96 8.221 8.827 9.862 10.579 11.346 11.716 11.333 10.366 9.176 8.237

Monthly Means
2001-2010 1951-1960
Jan 7.957 7.25
Feb 7.96 7.21
Mar 8.221 7.36
Apr 8.827 8.25
May 9.862 9.22
June 10.579 9.92
july 11.346 10.58
Aug 11.716 10.7
Sept 11.333 10.38
Oct 10.366 9.56
Nov 9.176 8.55
Dec 8.237 7.83

Go to this file for a curriculum outline for the study of these data.

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