SAN LUIS DAM, CA

Minimum of Minimum 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	21.00	t	36.00	d	29.00		34.00		39.00		50.00		53.00		53.00		55.00		46.00		33.00		28.00		21.00	x
1964	24.00		29.00	a	32.00		37.00		38.00		50.00		54.00		54.00		46.00		47.00		29.00		28.00		24.00	a
1965	29.00		33.00	a	38.00		36.00		42.00		50.00		55.00		57.00	a	51.00		50.00		36.00		23.00		23.00	b
1966	26.00		31.00		31.00		45.00		44.00		48.00		49.00		54.00	b	51.00		46.00	a	36.00	a	29.00	a	26.00	e
1967	28.00		37.00		38.00		35.00		44.00	c	44.00	a	59.00		61.00		59.00	a	50.00		39.00		26.00		26.00	e
1968	25.00		37.00		38.00		41.00	a	43.00	a	40.00		52.00		53.00		46.00		48.00		36.00		27.00		25.00	b
1969	32.00		33.00	a	33.00		39.00	a	46.00		44.00		50.00		54.00		49.00		42.00		34.00		30.00		30.00	b
1970	29.00		33.00		35.00		32.00		36.00		42.00		56.00		55.00		50.00		40.00		42.00		34.00		29.00
1971	27.00		32.00	a	28.00		37.00		44.00		40.00		54.00		49.00		49.00	a	33.00		34.00		27.00		27.00	b
1972	26.00		27.00		42.00		44.00		49.00		52.00		54.00		53.00		54.00		39.00		35.00		20.00		20.00
1973	25.00		36.00		37.00		43.00		45.00		52.00		56.00		56.00		54.00	a	46.00		36.00		36.00		25.00	a
1974	25.00		32.00		32.00		37.00	a	45.00		46.00		54.00		56.00		53.00		48.00		34.00		28.00		25.00	a
1975	24.00		28.00		34.00		37.00		42.00		45.00		44.00		55.00		56.00	b	40.00		33.00		26.00	a	24.00	c
1976	25.00		33.00		33.00		38.00	a	44.00		49.00		56.00		55.00		45.00		44.00		32.00		29.00		25.00	a
1977	30.00		35.00		35.00		44.00		43.00		44.00		48.00		51.00		53.00		46.00	b	36.00		34.00		30.00	b
1978	33.00		36.00		43.00		40.00		44.00		42.00		48.00		56.00		51.00		41.00		29.00		17.00		17.00
1979	22.00		29.00		41.00		41.00		38.00		52.00	b	54.00	a	47.00	a	54.00	a	42.00	a	31.00		32.00		22.00	f
1980	32.00	a	33.00		37.00		42.00		46.00		43.00		50.00		45.00		49.00		46.00		37.00		29.00		29.00	a
1981	35.00		33.00	a	38.00		41.00		47.00		58.00		50.00		55.00		50.00		44.00		37.00		33.00		33.00	a
1982	25.00	a	31.00		35.00	a	36.00		44.00		47.00	b	52.00	a	47.00	d	49.00		42.00		36.00		27.00		25.00	i
1983	28.00	a	37.00		37.00		37.00	a	44.00		48.00		54.00		58.00		49.00	a	43.00	b	30.00	c	34.00		28.00	h
1984	31.00		35.00		38.00		34.00		38.00		45.00	b	56.00		48.00		50.00	a	45.00		34.00		28.00		28.00	c
1985	28.00		29.00		31.00	a	48.00		40.00	b	52.00	d	57.00	c	57.00	a	49.00		44.00	d	31.00		26.00	a	26.00	p
1986	37.00	a	31.00	d	42.00		42.00		48.00	a	56.00	a	54.00	c	57.00		52.00	c	47.00	a	34.00	b	32.00		31.00	p
1987	25.00	a	30.00	a	36.00		44.00	a	50.00		55.00	b	53.00	b	57.00	b	55.00		51.00	a	34.00	c	23.00	d	23.00	q
1988	31.00		32.00		33.00	a	43.00	b	47.00		47.00		58.00	b	57.00	b	55.00	f	45.00		33.00	a	25.00		25.00	n
1989	30.00	a	22.00		34.00		44.00		49.00		54.00		57.00		57.00		50.00		42.00		35.00		30.00		22.00	a
1990	31.00		27.00		38.00		43.00		50.00		52.00	b	56.00		59.00	b	57.00		49.00	a	33.00		14.00		14.00	e
1991	29.00	b	30.00		36.00	a	42.00	a	46.00		50.00	a	56.00	d	57.00		57.00		39.00	a	33.00	b	31.00		29.00	l
1992	30.00	a	32.00	a	42.00		43.00	b	54.00	b	54.00	a	59.00		57.00		53.00	a	51.00		36.00	a	29.00	a	29.00	j
1993	26.00	c	31.00		35.00		41.00		42.00		54.00	a	55.00		58.00	a	52.00		48.00		28.00	a	29.00	a	26.00	g
1994	28.00		29.00		34.00		42.00		48.00		52.00	a	52.00		54.00	a	51.00		44.00	a	29.00	a	25.00		25.00	d
1995	33.00		34.00		36.00	a	41.00	a	43.00	a	52.00		57.00		57.00	a	55.00		47.00		39.00		33.00		33.00	d
1996	34.00		33.00		37.00		38.00	a	44.00	b	49.00	b	55.00	b	55.00		53.00	c	38.00		36.00		33.00		33.00	j
1997	24.00	a	32.00		35.00		43.00		49.00	a	54.00	a	50.00	a	55.00	a	56.00		40.00		41.00	a	27.00		24.00	f
1998	32.00		37.00		34.00		36.00		43.00	a	51.00	a	55.00	a	57.00		53.00	b	44.00		38.00		20.00	a	20.00	f
1999	28.00	a	30.00		34.00	a	40.00		47.00		48.00		54.00		56.00	c	56.00		44.00	b	36.00	a	31.00		28.00	h
2000	30.00		41.00		39.00		40.00		47.00		53.00		54.00		55.00	a	51.00		43.00		31.00		32.00		30.00	a
2001	27.00		31.00		39.00		39.00		53.00		52.00		55.00	a	56.00		55.00		48.00		35.00		32.00		27.00	a
2002	26.00		30.00		32.00		43.00	a	46.00		52.00	b	56.00	a	54.00	b	52.00	a	42.00	c	37.00		31.00		26.00	j
2003	36.00		32.00	a	37.00		41.00	a	41.00	b	52.00	a	59.00	a	59.00	a	53.00	a	48.00	a	32.00	b	32.00	a	32.00	l
2004	30.00		33.00	a	38.00		43.00		48.00		53.00		56.00	b	57.00		51.00	c	44.00	a	29.00	a	28.00	a	28.00	i
2005	35.00	a	34.00	a	41.00		41.00		49.00	a	53.00	b	48.00	c	52.00	a	53.00	a	47.00		39.00		34.00	a	34.00	k
2006	33.00	a	31.00		34.00	b	41.00	a	49.00	a	50.00	b	57.00	g	55.00	e	52.00	d	43.00	a	30.00	a	25.00	d	-----	z
2007	23.00	b	32.00	d	33.00	a	38.00	e	46.00	c	50.00	d	55.00	b	57.00	d	-----	z	-----	z	-----	z	-----	z	-----	z
Period of Record Statistics
MEAN	28.80		32.20		35.87		40.13		44.98		49.47		53.84		54.82		52.07		44.45		34.27		28.34		26.24
S.D.	3.75		3.32		3.48		3.40		3.93		4.34		3.29		3.35		3.08		3.77		3.32		4.67		4.02
SKEW	0.28		-0.16		0.06		-0.30		-0.12		-0.51		-0.82		-1.19		-0.11		-0.52		0.07		-0.98		-0.27
MAX	37.00		41.00		43.00		48.00		54.00		58.00		59.00		61.00		59.00		51.00		42.00		36.00		33.00
MIN	22.00		22.00		28.00		32.00		36.00		40.00		44.00		45.00		45.00		33.00		28.00		14.00		17.00
YRS	44		45		45		45		45		45		44		45		43		44		44		44		21