FOSTER DAM, OR

Minimum of Minimum Temperature (Degrees Fahrenheit)

(353047)

File last updated on April 23, 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
1969	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	30.00	d	26.00		-----	z
1970	23.00		28.00		32.00		32.00		35.00		43.00		41.00		41.00		33.00		28.00		29.00		22.00		22.00
1971	19.00	d	26.00		23.00		33.00		39.00		40.00		42.00	a	46.00		39.00		24.00		25.00		22.00		19.00	e
1972	18.00	a	18.00		30.00	a	32.00		34.00		43.00		44.00		44.00		34.00		30.00		33.00		-0.00		-0.00	b
1973	19.00	a	27.00		30.00	a	32.00		34.00		36.00		40.00		36.00		37.00		31.00	a	26.00		31.00		19.00	c
1974	9.00		27.00		29.00		32.00		35.00		38.00		44.00	a	43.00		37.00		29.00		31.00		28.00		9.00	a
1975	22.00		28.00		27.00		27.00		37.00		37.00		45.00		44.00		40.00		36.00		26.00		26.00		22.00
1976	25.00		18.00		22.00		30.00		35.00	a	36.00		43.00		47.00		39.00	a	31.00		21.00		24.00		18.00	b
1977	14.00		26.00		29.00		29.00		34.00		40.00		44.00		44.00		39.00		38.00		25.00	b	28.00		14.00	b
1978	27.00		30.00		25.00	a	30.00		34.00		40.00		45.00		46.00		40.00		30.00		17.00		11.00		11.00	a
1979	-0.00		12.00		32.00		36.00		35.00		38.00		42.00		44.00		42.00		41.00		26.00		28.00		-0.00
1980	5.00		28.00		30.00		33.00		35.00		42.00		45.00		40.00		40.00		31.00		26.00		25.00		5.00
1981	29.00		26.00		30.00		34.00		39.00		41.00		42.00		42.00		43.00		30.00		25.00		29.00		25.00
1982	17.00		18.00	a	29.00		30.00	a	31.00		43.00		43.00		46.00		36.00		31.00		25.00		19.00		17.00	b
1983	20.00		27.00		35.00		32.00		38.00		42.00		48.00		47.00		32.00		32.00		33.00		4.00		4.00
1984	16.00		27.00		30.00		36.00		37.00		35.00	a	44.00		44.00		38.00		34.00		29.00	a	16.00		16.00	b
1985	23.00	c	13.00		26.00		34.00		33.00	b	39.00		45.00		41.00	a	33.00		25.00		17.00		20.00		13.00	f
1986	30.00	a	24.00	a	30.00		30.00		33.00		42.00		40.00	b	47.00		40.00		36.00		33.00		26.00		24.00	d
1987	19.00		23.00	a	29.00		33.00		36.00		38.00		46.00		41.00		37.00		30.00		28.00		27.00		19.00	a
1988	25.00		26.00		31.00		31.00		36.00	a	41.00		44.00		41.00		39.00		35.00		28.00		21.00		21.00	a
1989	27.00		2.00		29.00		34.00		36.00		40.00		45.00		45.00	a	38.00	a	29.00	a	29.00		26.00	a	2.00	d
1990	24.00		21.00		29.00		36.00		33.00		43.00		47.00	a	44.00	b	42.00		33.00	a	30.00	a	1.00	a	1.00	f
1991	16.00		30.00		29.00		35.00		36.00	a	35.00	a	44.00		42.00		35.00		25.00		30.00		28.00		16.00	b
1992	25.00		28.00		31.00		33.00	a	35.00		44.00		47.00		39.00		35.00	a	29.00		27.00	a	19.00	a	19.00	d
1993	15.00	a	21.00	a	23.00	b	35.00	a	41.00		45.00		46.00		41.00		32.00	b	34.00	a	16.00	a	25.00		15.00	i
1994	25.00		20.00		29.00	b	35.00	d	35.00		41.00		43.00	a	44.00	a	42.00		34.00		24.00	c	24.00		20.00	k
1995	23.00	a	24.00		27.00	b	35.00		36.00		41.00		44.00		43.00	a	45.00		30.00	a	25.00		22.00	a	22.00	f
1996	19.00		13.00	b	28.00	a	37.00	a	33.00		40.00		42.00		43.00		35.00	b	32.00		31.00		25.00		13.00	f
1997	16.00		27.00		30.00	a	31.00		36.00		43.00		47.00	a	47.00		42.00	a	33.00		33.00	a	28.00		16.00	d
1998	32.00	a	32.00		27.00		36.00		38.00	a	43.00	a	50.00	b	44.00	a	42.00		31.00		34.00		9.00		9.00	f
1999	27.00	a	30.00	a	29.00	a	31.00	a	36.00	a	40.00		42.00		40.00	a	32.00		29.00		31.00		26.00		26.00	f
2000	24.00		28.00		29.00	a	32.00		38.00		42.00	a	43.00		40.00	a	33.00		31.00	b	23.00		26.00		23.00	e
2001	25.00		25.00	a	26.00	a	30.00		33.00	b	38.00		44.00	b	44.00	a	40.00	d	31.00	c	28.00	b	25.00	b	25.00	r
2002	26.00		25.00	a	24.00	c	31.00	b	32.00		35.00	e	44.00	c	41.00	a	38.00		20.00		19.00	b	30.00	b	19.00	s
2003	29.00		24.00		30.00	c	33.00	a	34.00	a	41.00	b	42.00	b	42.00	b	40.00		37.00		27.00	b	25.00	b	24.00	o
2004	20.00	c	27.00		30.00	b	30.00	d	39.00		42.00	b	45.00	d	46.00	a	41.00		37.00		26.00	b	26.00		20.00	r
2005	19.00	a	23.00	a	29.00	a	31.00	a	36.00	b	40.00		44.00	a	39.00		33.00	a	38.00		26.00		20.00	a	19.00	i
2006	30.00	a	15.00	d	27.00	b	29.00		28.00	c	40.00	b	44.00	e	38.00	a	36.00	b	25.00		22.00	a	20.00		15.00	u
2007	14.00	a	17.00		28.00	a	29.00		33.00	e	39.00	c	45.00		40.00		31.00		27.00	a	21.00	a	25.00		14.00	l
2008	15.00	a	24.00	a	24.00	b	22.00	e	34.00	d	38.00	b	39.00	b	-----	z	37.00	d	29.00	d	25.00	d	13.00	d	-----	z
2009	22.00	c	24.00	c	23.00	f	26.00	d	-----	z	41.00	c	42.00		38.00		37.00	e	31.00		30.00		9.00		-----	z
2010	30.00	e	28.00	a	25.00		28.00	b	34.00		41.00		42.00	e	41.00		38.00		33.00		24.00		23.00		23.00	m
2011	24.00		17.00		30.00		28.00	a	34.00		38.00		40.00		42.00		39.00		27.00		26.00		20.00		17.00	a
2012	20.00		24.00		25.00		30.00		29.00		38.00		42.00		38.00		34.00		31.00		29.00		27.00		20.00
2013	22.00		25.00		27.00		30.00		26.00		41.00		42.00		48.00	a	44.00		33.00		21.00		7.00		7.00	a
2014	21.00		21.00		25.00	a	32.00		36.00		41.00	a	46.00	a	45.00	a	41.00		40.00		19.00		18.00		18.00	d
2015	19.00		26.00		28.00		31.00		36.00	a	42.00		46.00		43.00		36.00		35.00		19.00		20.00		19.00	a
2016	22.00		30.00		31.00		31.00		36.00		41.00		44.00		43.00		37.00		40.00	a	40.00		21.00		21.00	a
2017	16.00		28.00		30.00		32.00		34.00		42.00		45.00		42.00		42.00		30.00	b	33.00	a	24.00		16.00	c
2018	28.00		23.00	a	27.00		29.00		37.00		37.00		40.00		43.00		40.00		33.00		24.00		22.00		22.00	a
2019	25.00		27.00	b	19.00		30.00		31.00		39.00		45.00		46.00		39.00		22.00		24.00		28.00		19.00	b
2020	31.00		25.00		27.00		31.00		37.00		42.00		45.00		43.00		44.00		25.00		27.00		26.00		25.00
2021	27.00		27.00		28.00	a	28.00		35.00		42.00		47.00		42.00		36.00		33.00		28.00		28.00		27.00	a
2022	24.00		22.00		27.00		31.00		34.00		43.00		46.00		47.00		43.00		40.00		22.00		20.00		20.00
2023	15.00		19.00		28.00		31.00		40.00		39.00		48.00		47.00		39.00		26.00		23.00		29.00	a	15.00	a
2024	18.00		31.00		26.00		30.00	g	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
Period of Record Statistics
MEAN	21.36		23.73		27.96		31.46		34.92		40.20		43.96		42.91		38.07		31.39		26.35		21.78		16.03
S.D.	6.32		5.60		2.81		2.81		2.79		2.40		2.28		2.80		3.52		4.61		4.81		7.26		7.23
SKEW	-0.89		-1.44		-0.66		-0.45		-0.68		-0.47		0.07		-0.20		-0.16		-0.02		0.06		-1.45		-0.88
MAX	32.00		32.00		35.00		37.00		41.00		45.00		50.00		48.00		45.00		41.00		40.00		31.00		27.00
MIN	-0.00		2.00		19.00		22.00		26.00		35.00		39.00		36.00		31.00		20.00		16.00		-0.00		-0.00
YRS	55		55		54		54		53		54		54		53		54		54		55		55		34