COTTAGE GROVE DAM, OR

Average of Minimum Temperature (Degrees Fahrenheit)

(351902)

File last updated on April 18, 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
1943	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	50.50	y	50.97		49.37		45.87		39.07		33.00		43.65	g
1944	32.23		34.59		34.19		39.73		43.42		48.83		50.65		50.26		49.17		45.71		35.97	a	32.58		41.44
1945	34.94		35.29		34.87		37.77		46.74		46.83		50.19		50.68		45.93		41.87		38.90	a	34.42		41.54
1946	32.23		32.64		35.61		38.90		43.74		49.43		51.97		50.90		48.40		39.35		35.79	a	34.79	b	41.15
1947	30.90		34.79		38.42		42.33		46.26		50.34	a	53.48		52.32		49.43		47.77		40.53		34.06		43.39
1948	30.03		31.34		35.58		37.93		45.45		53.07		51.06		52.32		47.37		43.97	b	33.30		28.84		40.86
1949	20.79	b	32.14		38.30	a	38.07		46.14	b	47.10		50.00		51.52		50.73		38.71		38.07		31.16		40.23
1950	26.03		32.26	a	34.52		36.30		40.68		48.90		49.55		52.27	a	49.72	a	45.81		40.69	a	41.68		41.53
1951	32.83	a	34.21		34.65		40.50		45.03		46.83		50.71		48.81		44.40		39.61		36.13		33.10		40.57
1952	30.71		33.00		34.81		37.63		42.10		46.73		48.52		51.10		48.03		43.61		29.60		34.27	a	40.01
1953	39.58		34.96		34.45		38.63		41.65		44.47		49.06		52.13		48.90		42.48		42.90		37.19		42.20
1954	35.23		35.64		32.74		39.00		42.97		46.57		47.87		49.00		46.60		40.58		41.20		33.90		40.94
1955	33.23		31.93		33.32		36.43		40.90		48.53		50.03		48.26		46.37		43.84		37.83		36.97		40.64
1956	35.26		30.89	a	35.23		38.33		45.65		46.80		52.00		50.81		47.23		41.73	a	35.67		34.52		41.18
1957	27.42		35.67	a	39.81		40.83		46.61		49.80		49.26		49.00		48.03		42.87		32.13		35.94		41.45
1958	34.90		40.07		33.52		39.27		46.87		53.07		54.42		52.77		47.53		41.42		39.50		39.32		43.56
1959	36.87		33.18		35.19		39.20		42.45		49.47		50.94		49.68		47.37		43.35		34.23		33.61		41.30
1960	31.94		33.14		37.61		39.47		42.94		46.77		49.94		48.48		46.07		40.77		35.45	a	32.80	a	40.45
1961	33.77	a	37.71		36.10		37.77		44.55		49.80		50.81		52.71		44.10		39.42		32.37		34.00		41.09
1962	26.32		32.36		34.63	a	39.87		42.68		46.77		49.35		51.16		48.90		43.35		39.27		33.87		40.71
1963	24.52		38.82		34.84		37.27		43.03		48.40		49.06		50.65		51.23		43.97		38.93		33.29		41.17
1964	33.55		29.66		33.87		36.55	a	39.45		47.77		50.68		49.90		44.27		42.10		36.07		35.00		39.90
1965	35.42		33.71		31.90		39.80		39.97		45.67		50.32		51.90		42.03		43.19		39.17		31.48		40.38
1966	33.19		31.61		34.81		38.10		40.39		46.67		50.35		48.84		46.55	a	39.35		38.50		36.03		40.37
1967	35.45		32.75		35.19		35.33		41.13		49.87		51.42		52.52		47.67		42.42		37.83		32.77		41.20
1968	32.77		37.41		36.55		35.73		42.32		48.03		51.52		52.55		48.50		40.97		38.27		33.35		41.50
1969	30.87		30.39		31.84		37.27		45.71		52.63		50.30	a	48.74		47.63		39.74		37.13		35.80	a	40.67
1970	36.84		34.39		35.35		34.93		41.84		50.13		50.17	a	48.47	a	43.17		38.35		37.07		32.84		40.30
1971	32.19		33.71		32.94		36.70		43.16		46.93		51.00		53.03		43.93		37.45		35.97		32.16		39.93
1972	31.87		35.66		38.35		35.90		42.61		48.10	a	51.68		52.06		43.43		39.65		37.80		26.23		40.28
1973	31.48		34.29		34.58		37.33		43.55		47.90		49.52		47.39		48.27		40.48		37.43		37.39		40.80
1974	27.81		32.14		35.33	a	37.69	a	42.10		48.20		51.39		51.71		47.23		36.61		36.77		34.68		40.14
1975	35.29		33.18		33.97		34.57		41.58		47.24	a	52.23	a	49.27	a	47.07		43.23	a	33.33		35.27	a	40.52
1976	32.90		31.93		32.42		36.40		41.97	a	44.93		50.71		52.55	b	50.00		41.90		40.48	e	30.45		40.55
1977	28.17	b	35.00		33.90	a	37.57	b	42.50	a	49.37		49.90		55.00		49.40		44.74		37.07	a	37.90	a	41.71
1978	37.45	b	37.71		39.07	c	39.57		41.80	a	50.07	a	52.94		52.94		48.67		43.06		31.73		30.23	a	42.10
1979	24.93	a	36.59	a	37.70	a	40.96	b	43.73	a	47.39	b	51.26		51.70	d	51.39	b	46.48		36.10	a	35.00		41.94
1980	29.90	a	35.41		36.45	b	39.27		43.41	b	47.11	b	50.70	d	48.07	c	47.00	b	41.70	a	38.93	a	34.80	a	41.06
1981	35.67	a	34.78	a	36.13		38.96	b	44.16		48.72	a	50.70	d	52.21	c	47.67		40.97	a	37.73		36.48	b	42.02
1982	32.14	c	32.00	c	34.46	e	34.36	h	40.91	h	48.76	a	49.88	f	51.43	c	47.92	d	42.54	e	34.36	b	33.45		39.67	c
1983	32.69	b	37.11		39.55		36.50		42.97	b	47.00	a	51.17	b	52.38	b	45.70		42.79	b	39.96	b	32.16		41.67
1984	32.40	a	34.15	b	38.03		37.17		41.50	a	45.38	a	48.45	b	49.45	b	44.43	b	40.97		35.18	b	31.16		39.85
1985	29.83	a	30.71		32.23		41.00		40.97	b	45.96	b	51.30	d	48.10	b	44.67		38.69	b	30.45	a	25.86	b	38.31
1986	34.00		36.52	a	38.33	a	36.10	a	42.33	a	50.10		48.32		52.06		45.93		42.17	a	39.24	a	32.29		41.45
1987	30.52		33.46		35.97	a	37.79	b	45.11	c	47.23		50.43	a	48.27	a	45.59	a	39.87	a	38.59	a	33.19		40.50
1988	31.45		32.28		33.35		39.60		41.13		45.63		49.26		46.03	b	42.69	a	43.74		35.97	a	29.61		39.23
1989	30.87		21.85	a	33.13	a	38.83	a	40.50	c	45.23		46.97	a	47.20	a	42.90	a	38.30	a	33.54	b	29.76	b	37.42
1990	33.64	c	30.86		36.71		41.62	a	42.35		48.83		53.03	a	53.87		50.69	a	40.24	b	36.44	c	24.77		41.09
1991	28.63	a	38.38	b	33.71		38.03		41.90		45.52	a	51.23		51.14	b	46.66	a	40.55		39.23		33.48		40.71
1992	35.10		37.43	a	37.90	a	42.17	a	44.13		50.07		52.23		49.65		46.77		42.67	a	37.44	c	32.52		42.34
1993	28.53	a	30.48	a	39.67	a	39.93	a	45.30	a	47.30		49.03		50.93	b	45.93	a	42.65		28.80		32.19		40.06
1994	32.53	a	31.39		35.52		39.97		44.10		46.53		51.16		49.84		47.66	a	38.84		32.70		35.21	b	40.45
1995	35.03		38.11		34.73	a	37.70		43.58		47.30		52.69	b	48.10		50.46	d	41.00	a	42.79	a	35.60	a	42.26
1996	34.43	h	33.92	d	35.38	b	40.28	a	41.69	b	46.53		52.83	b	50.47	a	45.29	b	41.93	b	37.61	b	34.54	c	41.86	a
1997	32.30	a	33.74	a	36.23		38.62	a	46.00	c	47.38	a	51.18	c	52.57	a	50.54	b	43.00	j	38.52	c	30.94		41.64	a
1998	37.90		35.78	a	36.68		37.89	b	43.86	b	48.23		53.52		50.84		48.37		41.64	c	38.70	c	31.00	a	42.03
1999	35.00	d	34.04		33.71	c	36.07	a	40.10		45.93	a	49.67	a	53.61	c	43.78	c	38.52	b	39.10	a	33.83	a	40.28
2000	32.62	b	37.00		33.00	b	39.17		44.00		47.73		50.71		48.93	b	47.04	d	41.39	c	32.27	d	32.29	c	40.51
2001	32.00		31.92	d	35.50	c	36.50	d	42.04	e	45.53		49.57	a	51.00	a	46.17	f	40.07	c	38.50	d	33.59	i	40.26	b
2002	32.62	g	32.54	d	32.63	d	38.13		40.21	c	47.27	d	50.73	a	48.10	a	46.05	h	39.24	b	34.83	g	34.65	h	41.11	d
2003	37.03	b	31.84	c	38.67	d	37.92	d	41.62	g	46.74	c	51.27	a	51.61	c	48.08	f	45.31	e	34.54	f	35.13	h	42.55	d
2004	35.30	h	35.27	c	37.27	e	37.79	f	45.04	e	49.41	c	51.87	a	54.00		48.59	c	44.18	i	34.50	h	36.04	h	45.92	e
2005	32.00	f	30.26	e	35.24	f	37.78	g	46.44	f	46.38	d	51.19	d	49.65	h	43.91	h	42.54	g	36.23	h	32.39	m	42.61	i
2006	35.00	f	28.89	j	32.91	i	36.33	o	43.52	j	48.21	k	50.64	i	46.65	k	45.31	q	39.22	h	37.14	w	-----	z	-----	z
2007	31.27	p	34.83	d	38.43	h	37.70	g	42.38	g	46.36	h	54.62	e	51.19	d	46.92	f	41.42	e	35.93	a	34.81	e	42.13	f
2008	30.50	o	34.07	n	-----	z	-----	z	44.88	f	45.57		-----	z	51.85	d	46.41	h	41.96	d	40.31	d	31.71	g	44.92	h
2009	31.22	d	33.88	c	34.37	d	37.32	k	43.48		50.62	a	53.42		52.45		49.69	a	41.54	g	36.00		29.33	d	41.45	b
2010	38.93	b	37.54		35.66	b	37.21	b	41.77		48.10		50.60	a	51.42		50.83		43.68		39.14	a	36.60	k	43.17	a
2011	36.15	e	32.52	a	38.10		38.10	a	40.71		47.47		50.19		51.84		49.30		44.32		37.37		30.52		41.38
2012	33.13		33.07		33.77		40.41	a	41.32		46.71	b	51.45		51.32		46.23		42.90	b	40.60		35.39		41.36
2013	30.58		35.14		37.77		40.07		44.10		49.27		51.42		53.70	a	52.37		40.06		36.87		26.48		41.49
2014	31.58		35.71		37.39		38.80		45.37	a	47.90		53.94		54.42		49.57		47.48		38.93		37.71		43.23
2015	34.09	h	39.39		39.52		38.87		46.55		52.07	c	54.39		53.65		47.77		46.81		37.31	a	40.39	m	45.63	b
2016	36.57	c	37.64	r	37.68		41.87		46.23		48.67		-----	z	51.68	l	46.43		49.71		43.96	b	32.29		42.60	c
2017	30.67	d	37.07		40.32		41.76	a	45.81		49.90		51.16		53.13		50.50		42.23		36.90		30.97		42.53
2018	36.52		31.89		34.00		39.40		46.13		48.03		51.52		52.68		45.30		41.35		37.27		33.65		41.48
2019	33.89	c	31.46		31.19		42.30		44.74		48.37		52.84		53.81		52.00		38.26		34.07		34.74		41.47
2020	37.68		31.97		32.90		39.30		44.77		50.20		52.10		52.17	b	51.23		42.52		34.20		32.90		41.83
2021	34.14	c	34.64		32.45		34.27		43.77		50.78	c	54.43	a	52.81		47.40		41.32		38.40		35.52		41.66
2022	32.68		30.50		39.13		35.17		42.94		49.23		54.03	a	54.55		51.17		47.23		32.80		35.32		42.06
2023	35.29		30.46		32.90		39.90		47.32		48.03		52.77		55.19		49.30		45.26		37.67		38.71		42.73
2024	40.00	i	38.24		36.39		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	37.31	j
Period of Record Statistics
MEAN	32.62		33.90		35.51		38.44		43.31		48.05		51.08		51.16		47.56		42.08		37.00		33.38		41.08
S.D.	3.48		2.83		2.23		1.90		1.98		1.86		1.62		2.00		2.42		2.61		2.98		3.03		1.06
SKEW	-0.73		-0.62		0.29		0.02		0.16		0.59		0.19		-0.30		-0.20		0.49		-0.46		-0.38		-0.44
MAX	39.58		40.07		40.32		42.33		47.32		53.07		54.62		55.19		52.37		49.71		43.96		41.68		43.56
MIN	20.79		21.85		31.19		34.27		39.45		44.47		46.97		46.03		42.03		36.61		28.80		24.77		37.42
YRS	72		78		77		73		74		78		76		78		74		76		76		72		65