SAN LUIS DAM, CA

Average of Minimum Temperature (Degrees Fahrenheit)

(047846)

File last updated on April 19, 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	30.18	t	45.21	d	39.84		43.40		52.06		55.80		60.26		62.74		61.33		53.52		43.47		34.84		50.22	a
1964	33.77		36.29	a	41.42		46.37		49.77		57.57		63.13		63.61		55.90		54.81		42.40		42.58		48.97
1965	39.19		39.22	a	44.00		48.87		52.39		53.87		61.97		65.00	a	55.97		54.48		47.60		35.19		49.81
1966	34.68		39.18		44.77		51.73		53.10		59.90		60.68		64.38	b	60.07		53.43	a	48.17	a	41.03	a	50.93
1967	36.48		40.21		44.77		43.47		53.93	c	57.76	a	69.10		69.71		64.48	a	56.13		50.20		35.55		51.82
1968	35.19		48.41		48.32		50.52	a	52.40	a	59.53		64.35		61.26		59.20		53.39		46.33		37.29		51.35
1969	39.06		39.63	a	43.55		47.97	a	51.19		54.60		61.81		65.61		59.07		49.81		43.53		40.32		49.68
1970	41.39		41.54		45.10		46.30		53.16		57.57		65.26		62.61		59.73		51.87		48.10		40.16		51.07
1971	37.35		39.15	a	43.68		46.77		51.61		57.57		64.00		63.65		59.55	a	49.71		42.63		34.52		49.18
1972	32.71		42.45		50.23		50.17		55.61		59.87		63.03		60.97		60.10		53.32		44.43		34.90		50.65
1973	37.16		43.07		44.23		49.80		55.94		62.13		62.87		62.45		58.83	a	51.55		45.63		41.19		51.24
1974	38.39		38.21		45.29		47.45	a	52.87		58.67		64.52		62.87		61.67		55.32		43.77		37.03		50.50
1975	34.35		41.57		43.23		44.13		54.29		55.50		61.68		62.52		61.86	b	51.52		42.30		35.63	a	49.05
1976	34.52		41.24		44.48		47.24	a	54.19		59.00		64.00		61.52		61.23		55.19		47.90		34.68		50.43
1977	36.61		42.32		43.00		51.20		51.10		58.47		63.58		64.52		60.30		54.86	b	46.77		43.29		51.33
1978	43.77		44.11		50.90		48.20		55.29		57.67		62.94		65.61		58.93		54.77		41.37		33.58		51.43
1979	36.45		41.11		46.87		49.33		54.10		62.21	b	63.83	a	60.70	a	62.31	a	55.17	a	44.43		38.58		51.26
1980	42.57	a	43.31		44.48		49.57		51.00		55.43		63.03		59.61		58.20		54.65		45.23		38.74		50.49
1981	41.16		42.70	a	45.42		50.03		54.87		65.53		64.42		62.61		61.83		51.81		48.33		42.06		52.57
1982	35.03	a	41.75		44.07	a	48.17		51.55		54.61	b	62.67	a	62.56	d	60.33		52.87		43.03		38.29		49.58
1983	37.87	a	43.68		46.74		45.86	a	54.16		57.73		61.94		64.77		61.69	a	54.72	b	44.93	c	43.52		51.47
1984	37.87		40.14		47.48		46.33		55.35		57.36	b	66.71		64.65		64.45	a	52.45		44.27		38.45		51.29
1985	36.00		39.89		42.90	a	53.13		53.93	b	64.73	d	68.46	c	62.43	a	59.07		52.59	d	43.57		35.17	a	50.99
1986	43.73	a	45.12	d	50.03		50.63		55.63	a	60.00	a	61.79	c	65.00		57.41	c	53.20	a	45.25	b	38.42		52.18
1987	35.87	a	42.74	a	45.19		53.24	a	58.32		59.61	b	59.66	b	62.69	b	60.10		56.90	a	45.56	c	37.59	d	51.46
1988	37.84		42.93		48.23	a	50.64	b	54.29		58.47		69.07	b	64.45	b	60.67	f	54.23		47.38	a	37.19		51.34	a
1989	34.30	a	38.64		48.42		52.73		54.97		59.80		65.00		61.74		58.67		52.23		44.37		34.35		50.43
1990	36.45		38.00		47.39		53.37		55.71		60.11	b	65.74		65.52	b	62.17		55.37	a	44.77		31.42		51.33
1991	36.86	b	44.14		44.87	a	48.10	a	52.13		56.45	a	63.67	d	61.58		62.60		58.00	a	46.29	b	36.74		50.95
1992	36.83	a	45.18	a	49.13		51.79	b	58.83	b	59.59	a	64.90		67.10		60.14	a	56.74		45.07	a	37.10	a	52.70
1993	36.32	c	39.61		48.61		49.80		54.42		61.28	a	61.26		63.23	a	58.97		53.84		40.55	a	35.73	a	50.30
1994	35.35		38.00		45.90		49.87		52.94		59.52	a	61.00		64.07	a	58.73		51.03	a	39.17	a	36.39		49.33
1995	44.13		44.43		45.40	a	49.55	a	53.13	a	58.30		62.29		64.60	a	59.93		53.32		48.23		42.03		52.11
1996	40.61		46.00		47.16		50.28	a	56.28	b	58.86	b	67.55	b	65.58		58.37	c	52.26		46.47		41.29		52.56
1997	39.93	a	42.36		46.90		51.77		59.80	a	60.03	a	63.13	a	64.67	a	62.33		52.74		48.17	a	35.65		52.29
1998	41.81		42.79		46.52		48.07		51.47	a	56.21	a	63.77	a	66.16		63.46	b	51.42		45.70		33.90	a	50.94
1999	36.30	a	40.89		43.20	a	48.30		51.45		58.83		60.77		62.04	c	60.17		54.90	b	46.10	a	36.61		49.96
2000	41.39		45.55		47.39		51.13		55.87		61.90		61.13		63.67	a	60.93		52.55		40.23		39.03		51.73
2001	35.16		40.07		48.97		47.63		61.84		63.27		63.13	a	63.39		60.57		55.74		47.77		39.61		52.26
2002	35.87		40.86		43.52		49.83	a	53.65		59.79	b	64.33	a	63.76	b	62.00	a	53.86	c	44.70		40.81		51.08
2003	42.71		41.00	a	46.81		46.83	a	54.52	b	59.69	a	69.90	a	64.33	a	62.86	a	56.07	a	43.04	b	41.37	a	52.43
2004	39.52		43.11	a	50.71		52.10		55.77		58.67		63.55	b	63.48		61.70	c	53.50	a	44.14	a	39.93	a	52.18
2005	40.73	a	45.15	a	48.45		48.63		56.70	a	59.11	b	67.54	c	66.07	a	58.17	a	53.97		47.83		42.60	a	52.91
2006	40.40	a	41.14		42.03	b	48.90	a	57.23	a	63.50	b	71.46	g	60.85	e	59.15	d	50.60	a	46.28	a	37.07	d	49.74	a
2007	32.83	b	41.92	d	44.00	a	47.76	e	54.50	c	59.81	d	63.41	b	63.74	d	-----	z	-----	z	-----	z	-----	z	51.00	d
Period of Record Statistics
MEAN	37.88		41.87		45.86		49.04		54.30		59.02		63.79		63.65		60.34		53.65		45.12		37.99		51.08
S.D.	3.08		2.52		2.57		2.46		2.46		2.55		2.45		1.89		1.96		1.88		2.43		2.99		1.06
SKEW	0.41		0.17		0.07		-0.32		0.78		0.34		0.79		0.51		-0.03		-0.01		-0.32		0.10		-0.29
MAX	44.13		48.41		50.90		53.37		61.84		65.53		69.90		69.71		64.48		58.00		50.20		43.52		52.91
MIN	32.71		36.29		39.84		43.40		49.77		53.87		59.66		59.61		55.90		49.71		39.17		31.42		48.97
YRS	44		45		45		45		45		45		44		45		43		44		44		44		41