SAN LUIS DAM, CA

Average of Average Temperature (Degrees Fahrenheit)

(047846)

File last updated on April 25, 2024
a = 1 day missing, b = 2 days missing, c = 3 days, ..etc..,
z = 26 or more days missing, A = Accumulations present
Long-term means based on columns; thus, the monthly row may not
sum (or average) to the long-term annual value.
MAXIMUM ALLOWABLE NUMBER OF MISSING DAYS : 5
Individual Months not used for annual or monthly statistics if more than 5 days are missing.
Individual Years not used for annual statistics if any month in that year has more than 5 days missing.

YEAR(S)	JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC		ANN
1963	42.50	t	55.90	d	51.94		54.13		64.10		70.13		76.10		77.55		75.13		65.19		52.22	a	40.23		62.06	a
1964	44.00		49.09	a	53.32		58.98		62.85		71.10		78.55		78.06		69.83		68.16		50.78		50.02		61.23
1965	45.89		49.41	a	54.40		58.68		66.06		66.75		76.94		78.67	a	69.17		67.90		55.77		41.95		60.97
1966	44.68		48.21		55.71		64.77		67.26		73.68		75.50		79.54	h	73.20		66.22	a	56.97	a	46.67	a	61.17	a
1967	45.39		47.86		53.55		51.22		65.84	c	69.26	a	82.69		83.32		76.88	a	67.94		58.73		44.71		62.28
1968	43.74		55.03		58.11		62.34	a	64.80	a	73.73		78.60		73.89		72.78		64.45		53.62		45.00		62.18
1969	44.85		47.19	a	53.73		58.78	a	65.65		66.62		77.40		79.98		73.97		61.40		54.73		49.45		61.15
1970	49.73		51.81	a	56.05		57.32		66.65		71.12		79.69		77.03		73.10		63.32		57.00		46.76		62.46
1971	44.92		47.80	a	53.95		57.23		61.71		70.60		78.00		78.08		72.53	a	62.10		52.85		43.82		60.30
1972	40.31		51.21		61.24		60.75		67.65		73.13		77.26		75.58		71.62		63.15		51.05		41.95		61.24
1973	45.13		51.14		51.92		60.95		69.13		75.42		76.53		76.32		70.91	a	62.97		54.13		47.35		61.83
1974	46.32		48.96		54.58		58.26	a	65.31		72.70		77.76		76.65		75.38		66.65		53.88		44.68		61.76
1975	43.21		50.07		52.18		54.12		66.84		70.02		75.03		75.24		75.12	b	63.06		52.68		45.87	a	60.29
1976	46.40		51.36		54.90		57.74	a	67.52		72.82		77.58		72.55		72.92		66.39		55.95		46.48		61.88
1977	42.81		52.59		53.40		63.93		60.61		72.03		77.74		77.87		72.18		66.95	b	56.87		51.42	a	62.37
1978	50.34		51.29		58.69		56.80		68.00		71.32		77.48		78.19		71.28		68.63		51.45		42.21		62.14
1979	44.66		49.43		54.97		59.80		67.39		76.67	c	77.88	a	74.33	a	76.47	a	66.30	a	54.12		48.58		62.55
1980	49.33	b	52.02		53.82		60.20		62.84		67.83		76.92		73.32		71.17		67.69		56.73		47.56		61.62
1981	48.71		51.83	a	53.89		61.47		66.98	a	79.08		79.19		76.40		74.78		62.84		57.00		49.60		63.48
1982	43.10	a	51.34		52.72	a	58.05		64.68		66.89	b	76.12	a	76.15	d	72.03	a	64.56		50.88	a	46.80	a	60.28
1983	43.15	a	51.71		54.95		56.09	a	67.03		70.42		74.29		77.53		74.38	a	66.40	b	54.35	c	51.37		61.81
1984	45.74		50.95		59.03		58.58		70.10		70.85	c	81.10		78.42		77.90	a	63.00		53.03		45.10		62.82
1985	41.81		51.36		52.98	a	64.58		65.55	b	78.54	d	81.52	c	75.63	a	70.27		64.39	d	52.17		40.90	a	61.64
1986	50.80	a	54.04	d	58.73		60.62		68.12	a	72.97	a	75.27	c	79.21		68.83	c	65.55	a	57.23	b	46.15	a	63.13
1987	45.22	a	52.39	a	55.19		66.14	a	69.29		73.07	b	71.67	b	76.02	b	73.22		68.78	a	54.41	c	46.50	d	62.66
1988	46.68		54.12		59.32	a	61.23	b	65.45		71.18		82.66	b	76.90	b	74.65	f	67.50		56.33	a	45.58		62.45	a
1989	43.65	a	47.79		57.97		65.03		66.53		72.18		79.08		75.15		71.62		64.13		55.75		43.81		61.89
1990	46.69		48.05		57.39		65.45		66.66		73.29	b	79.95		78.21	b	75.02		68.63	a	55.35		42.03		63.06
1991	47.05	b	54.93		52.73	a	58.57	a	63.90		69.40	a	77.69	d	74.68		77.08		71.20	a	57.27	b	45.95		62.54
1992	43.40	a	54.04	a	57.58		64.88	b	71.33	b	71.95	a	77.79		81.39		74.93	a	68.50		56.02	a	45.92	a	63.98
1993	45.36	c	49.12		57.92		60.47		66.66		74.02	a	74.69		76.52	a	73.32		66.65		53.02	a	44.70	a	61.87
1994	45.61		47.70		57.11		61.30		64.69		73.76	a	75.53	a	78.45	a	72.82		63.93	a	49.29	a	44.02		61.18
1995	50.81		51.75		54.17	a	59.71	a	63.23	a	70.83		76.90		78.77	a	74.20		67.47	a	59.98		50.77		63.22
1996	48.16		53.78		56.94		62.12	a	68.28	b	72.82	b	82.16	b	79.98		72.61	c	64.73		55.38		49.37		63.86
1997	47.72	a	52.27		59.06		63.63		73.35	a	73.05	a	77.35	a	78.12	a	75.83		64.81		57.24	a	44.97		63.95
1998	49.21		50.38		55.66		57.98		60.30	a	66.86	a	77.33	a	80.39		75.36	b	63.23		54.82		44.37	a	61.32
1999	44.53	a	49.75		52.82	a	58.70		63.66		71.60		74.95		74.96	c	74.65		69.02	b	57.28	a	48.24		61.68
2000	50.31		53.72		56.77		63.02		68.61		76.53		74.94		78.18	a	73.43		64.55		49.88		48.61		63.21
2001	45.98		49.39		58.65		58.70		75.90		77.27		76.57	a	77.42		74.55		68.84		57.40		47.77		64.04
2002	44.85		52.11		54.69		60.83	a	66.18		73.91	b	78.72	a	77.12	b	76.64	a	65.66	c	54.98		49.47		62.93
2003	49.50		50.35	a	57.74		56.90	a	66.83	b	72.57	a	84.10	a	77.78	a	76.43	a	69.95	a	52.89	b	49.72	a	63.73
2004	46.68		51.80	b	62.10		64.40		68.56		72.80		77.34	b	77.18		74.94	c	63.80	a	52.43	a	47.58	a	63.30
2005	46.55	a	53.17	a	57.94		60.25		68.38	a	71.21	b	82.36	c	80.47	b	72.05	a	66.42		58.92		51.21	b	64.08
2006	49.48	a	52.42	b	50.97	b	57.83	a	69.55	a	77.18	b	85.42	g	75.44	e	73.20	e	63.58	a	56.09	a	47.67	d	61.22	a
2007	45.00	e	51.98	d	58.57	a	60.92	e	68.84	c	75.10	d	78.21	e	78.72	d	-----	z	-----	z	-----	z	-----	z	64.67	d
Period of Record Statistics
MEAN	46.08		51.17		55.78		60.08		66.64		72.32		77.84		77.31		73.58		65.83		54.75		46.43		62.30
S.D.	2.55		2.19		2.66		3.25		2.99		2.98		2.54		2.15		2.17		2.34		2.52		2.89		1.07
SKEW	0.19		0.04		0.28		-0.21		0.44		0.12		0.44		0.22		-0.18		0.17		-0.21		-0.16		-0.04
MAX	50.81		55.90		62.10		66.14		75.90		79.08		84.10		83.32		77.90		71.20		59.98		51.42		64.08
MIN	40.31		47.19		50.97		51.22		60.30		66.62		71.67		72.55		68.83		61.40		49.29		40.23		60.28
YRS	44		45		45		45		45		45		44		44		43		44		44		44		40