COTTAGE GROVE DAM, OR

Average of Average Temperature (Degrees Fahrenheit)

(351902)

File last updated on April 24, 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	66.17	y	64.39		64.97		55.32		47.13		39.45		54.25	g
1944	40.55		41.97		44.52		48.57		54.56		59.32		66.15		64.76		64.05		57.27		43.17	a	37.77	a	51.89
1945	41.53		42.62		42.02		46.93		56.06		59.82		66.71		66.18		59.77		52.76		44.55	b	40.95		51.66
1946	38.77		40.54		43.85		49.50		56.10		59.73		66.00		65.63		60.98		47.55		42.79	b	39.96	c	50.95
1947	36.55		44.18		47.85		52.58		58.76		59.59	a	65.29		64.56		61.58		54.50		45.93		39.95		52.61
1948	37.76		38.52		43.13		45.90		54.45		63.70		64.32	a	63.61		60.50	a	53.62	b	40.32		35.24		50.09
1949	28.33	b	38.96		45.35	a	49.70		57.84	b	61.10	a	64.69		65.55		63.13		48.81		49.38		38.55		50.95
1950	31.61		41.17	b	41.89		47.03		53.23		59.60		64.73		68.16	b	63.91	a	53.61		47.45	a	46.85		51.60
1951	39.76	b	41.70		42.52		53.72		56.08		62.92		66.66		64.90		62.72		50.32		44.67		38.42		52.03
1952	37.24		41.69		42.55		50.27		55.21		57.80		65.77		65.85		63.70		56.89		39.37		41.83	b	51.51
1953	46.10		43.18		43.74		48.98		51.58		55.02		64.66		65.15		62.45		53.79		50.02		42.98		52.30
1954	41.32		44.88		43.15		49.92		55.13		56.55		61.44		60.81		58.55		51.60		49.05		40.47		51.07
1955	38.87		39.48		41.26		44.30		52.31		60.08		61.65		63.71		59.90		53.27		44.22		42.63		50.14
1956	41.16		37.15	b	43.98		49.47		56.29		58.00		66.15		64.60		62.07		51.32	a	43.60		40.82		51.22
1957	33.16		43.13	b	46.55		50.92		56.66		61.17		63.52		63.03		63.53		52.05		42.28		42.66		51.56
1958	42.23		47.61		43.31		48.83		60.02		62.32		69.21		69.39		61.25		54.97		46.55		46.27		54.33
1959	43.13		41.18		45.42		50.82		52.45		60.85		66.73		65.40		58.88		54.02		44.83		40.61		52.03
1960	38.56		41.79		47.18		49.63		52.65		61.37		67.31		63.40		60.60		52.98		44.11	b	39.73	a	51.61
1961	42.82	a	45.55		44.68		49.10		54.29		63.33		66.08		68.77		57.72		51.21		41.72	a	40.74		52.17
1962	36.53		41.70		43.22	a	51.87		51.34		59.70		64.63		64.45		62.45		52.42		47.10		41.31		51.39
1963	33.40		48.54		44.35		45.80		54.31		58.58		61.02		64.52		64.63		54.11		46.15		40.89		51.36
1964	40.58	a	40.19		42.58		46.43	a	50.87		58.12		64.00		63.23		58.27		54.13		42.10		41.03	a	50.13
1965	40.40		43.14		45.11		49.98		51.40		57.82		65.81		65.52		58.07		55.05		47.10		38.40		51.48
1966	39.32		40.43		44.40		50.80		53.94		59.93		63.82		64.47		61.71	a	52.06		45.37		42.81		51.59
1967	41.92		42.59		43.60		44.58		54.15		62.22		67.11		70.15		64.27		52.79		46.08		39.31		52.40
1968	40.15		46.90		47.10		47.20		53.63		60.20		65.77		64.19		60.60		51.73		46.03		39.50		51.92
1969	36.23		38.48		44.97		48.30		57.34		61.97		63.15	a	63.10		60.90		50.34		44.57		41.98	a	50.94
1970	42.02		44.59		45.29		44.80		53.76		62.65		66.35	a	65.02	a	57.10		51.03		45.30		39.10		51.42
1971	38.81		41.50		41.31		47.00		54.24		57.45		65.18		67.63		57.93		48.55		43.12		38.29		50.08
1972	38.11		43.41		47.73		45.72		55.21		59.97	a	67.77		67.48		58.08		50.98		45.60	a	35.05		51.26
1973	38.35		44.07		43.06		48.92		56.40		60.38		65.71		62.97		61.27		51.92		42.92		43.69		51.64
1974	36.00		39.89		44.48	a	47.69	a	52.40		60.48		64.71		66.50		65.03		52.55		45.33		41.61		51.39
1975	41.84		40.89		42.11		43.85		53.23		58.97	a	65.55	a	62.28	a	62.77		52.05	a	42.20		42.40	b	50.68
1976	40.39		41.09		42.29		46.18		53.80	a	56.50		64.61		63.76	b	62.32		53.98		47.58	e	37.97		50.87
1977	38.60	b	45.14		42.83	a	50.00	b	51.27	a	62.08		64.00		70.18		59.88	a	54.02		44.95	a	43.83	a	52.23
1978	42.93	b	45.45		49.77	c	48.52		52.43	a	62.00	a	65.56		65.60		59.32		55.40		40.72		36.68	a	52.03
1979	32.07	a	42.61	a	48.37	a	50.14	b	55.75	a	61.25	b	66.73		64.96	d	64.05	b	56.85		43.40	a	42.90		52.42
1980	37.78	a	44.28		45.21	b	50.88		53.12	b	56.86	b	64.33	d	63.36	c	61.18	b	54.77	a	46.84	a	42.70	a	51.78
1981	41.93	a	43.80	a	46.06		48.79	b	54.27		59.97	a	64.67	d	67.57	c	62.55		51.65	a	46.25		42.81	b	52.53
1982	37.91	c	41.38	c	44.15	e	44.84	h	53.57	h	60.60	a	63.08	f	65.43	c	60.17	d	52.92	e	43.38	b	39.82		49.53	c
1983	41.81	b	45.05		47.76		48.13		55.07	b	58.00	a	62.05	b	65.21	b	58.53		53.78	b	47.12	b	38.90	b	51.78
1984	40.61	c	43.83	b	48.05		46.95		52.77	a	57.48	a	64.19	b	64.71	b	59.59	b	50.52		43.43	b	37.37		50.79
1985	36.37	a	40.26	a	42.15		52.02		53.78	b	60.00	b	68.02	d	63.64	b	56.38		50.84	b	37.36	b	34.29	b	49.59
1986	41.87	a	43.50	a	49.18	a	46.57	a	53.87	a	62.87		61.29		68.45		57.30		53.63	a	46.43	c	38.90		51.99
1987	38.69		42.84		45.80	a	51.61	b	56.52	c	61.95		62.22	a	64.25	a	60.81	a	55.82	a	45.66	a	38.10		52.02
1988	38.15		42.74		44.42		49.83		51.87		57.28		64.13		62.31	b	58.66	a	54.58		42.97	a	36.85		50.32
1989	37.76		31.26	a	41.73	a	51.16	a	50.55	c	57.58		59.32	a	59.12	a	58.69	a	49.63	a	41.88	b	36.41	b	47.92
1990	39.39	c	39.59		47.61		52.52	a	53.40		59.52		67.77	a	66.65		63.90	a	51.33	b	44.80	c	32.34		51.57
1991	37.68	a	48.02	b	42.97		46.92		51.29		56.71	a	66.08		66.31	b	63.60	a	54.27		46.48		39.95		51.69
1992	42.77		47.55	a	49.50	a	52.95	a	58.90		63.30		65.69		66.81		60.83		54.13	a	45.04	c	38.03		53.79
1993	35.45	a	38.63	a	48.55	a	48.76	a	57.08	a	58.18		60.27		63.72	b	62.90	a	56.16		38.88		39.25	a	50.65
1994	41.67	a	40.05		47.52		50.55		56.02		58.00		67.15		65.10		64.03	a	51.55		40.23		42.91	c	52.06
1995	41.87		47.00		45.90	a	48.55		55.55		58.92		66.10	b	63.40		64.23	d	52.72	a	49.57	a	41.83	a	52.97
1996	41.60	k	42.54	d	46.10	b	50.91	a	52.38	b	59.13		68.40	b	66.87	a	58.98	b	51.96	c	46.12	b	41.57	c	53.18	a
1997	39.88	a	42.25	b	45.87		48.72	a	58.93	c	59.10	a	64.95	c	67.12	a	62.75	b	52.21	j	46.76	c	37.98		52.21	a
1998	43.97		44.19	a	46.11		48.30	b	51.76	b	59.33		67.34		66.63		63.88		52.39	c	45.89	c	37.97	a	52.31
1999	41.80	d	41.54		42.38	c	47.45	a	51.11		58.12	a	64.02	a	66.20	c	61.11	c	52.76	b	47.69	a	40.34	b	51.21
2000	38.90	b	43.36		42.91	b	50.67		54.77		61.12		64.02		64.76	b	61.58	d	53.32	c	40.25	d	39.24	d	51.24
2001	39.87		40.40	d	46.09	c	46.73	d	56.29	e	57.95		64.52	a	65.92	a	62.02	f	52.34	c	45.96	d	40.25	i	51.61	b
2002	39.33	g	43.52	d	42.13	d	49.12		52.04	c	60.27	d	66.67	a	65.35	a	62.25	h	50.60	b	45.11	h	41.78	h	53.71	d
2003	44.46	c	41.66	c	47.37	d	47.63	d	54.88	g	61.78	c	68.37	a	67.61	c	63.80	g	57.29	e	42.44	f	41.70	h	54.52	d
2004	41.83	h	43.58	c	49.33	e	50.85	f	56.13	e	60.98	d	67.12	a	67.77		59.72	c	54.36	i	43.30	h	42.46	h	57.80	e
2005	41.50	f	42.43	e	47.96	f	49.20	g	57.08	f	57.69	d	66.52	d	67.22	h	60.02	h	54.00	g	43.41	h	39.67	m	55.55	i
2006	42.86	f	41.11	j	46.45	k	49.70	o	57.12	j	60.92	k	67.34	i	63.38	k	61.73	q	52.33	h	-----	z	-----	z	-----	z
2007	40.46	r	42.69	d	50.07	h	48.76	g	54.75	g	59.89	h	67.79	e	65.09	d	59.91	h	50.62	e	43.29	a	39.82	f	53.90	g
2008	36.19	o	41.63	n	-----	z	-----	z	55.15	g	57.97		-----	z	66.43	d	62.17	i	51.78	d	47.08	f	37.63	h	58.72	i
2009	38.68	f	42.54	c	42.81	e	48.66	k	56.26		61.26	a	68.95		66.79		63.16	a	50.92	g	44.00		35.15	d	53.43	c
2010	44.88	b	45.34		45.45	b	47.89	b	51.95		58.07		65.60	a	65.97	a	61.82		52.94		45.22	a	42.52	k	53.19	a
2011	43.40	e	40.04	a	45.61		46.76	a	50.15		57.93		62.18		65.63		64.68		53.21		44.38		37.19		50.93
2012	40.68		41.79		42.44		50.16	a	53.11		57.50	b	63.74		67.03		61.90		54.03	b	48.13		40.63		51.76
2013	37.31		42.09		48.08		50.83		56.19		61.78		67.56		67.13	a	63.05		51.03		44.22		33.48		51.90
2014	39.40		43.02		47.74		50.28		58.47	a	60.03		68.23		69.60		64.68		58.35		46.23		43.89		54.16
2015	41.20	h	48.52		51.53		49.80		56.39		65.85	c	69.63		68.13		61.77		58.61		44.38	a	43.23	r	57.46	b
2016	41.37	d	46.55	r	46.65		54.38		57.45		62.52		-----	z	70.05	l	61.26	a	57.45		52.23	b	38.03		52.37	c
2017	37.75	e	43.88		47.42		50.43	c	60.14	b	61.82		67.16		69.79		64.30		53.50		44.95		37.82		53.25
2018	42.95		40.84		43.76		50.63		57.55		60.88		68.37		68.50		60.55		54.52		45.88		40.89		52.94
2019	41.38	c	37.29		42.94		51.87		57.26		62.53		66.50		68.42		62.15		49.92		43.73		40.79		52.06
2020	44.13		42.14		44.15		51.47		56.77		61.00		66.52		67.90	b	64.33		54.98		43.60		40.61		53.13
2021	41.66	c	41.59		44.37		50.43		56.48		64.56	c	69.63	a	68.69		62.58		51.58		46.97		40.29		53.24
2022	41.21		41.12		48.65		46.07		53.16		61.61	b	68.92	a	70.65		65.25		59.55		41.55	a	40.77		53.21
2023	42.34		40.25		41.98		48.42		60.37		62.43	a	69.63		70.81		62.43		55.08		45.52		44.31		53.63
2024	45.52	i	45.57		46.35		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	45.96	j
Period of Record Statistics
MEAN	39.66		42.43		45.07		49.03		54.71		60.04		65.58		65.83		61.54		53.18		44.80		39.92		51.71
S.D.	3.23		2.80		2.40		2.26		2.48		2.13		2.26		2.27		2.25		2.36		2.65		2.79		1.09
SKEW	-0.94		-0.46		0.42		-0.11		0.27		0.15		-0.46		0.01		-0.32		0.35		-0.20		-0.21		-0.25
MAX	46.10		48.54		51.53		54.38		60.37		65.85		69.63		70.81		65.25		59.55		52.23		46.85		54.33
MIN	28.33		31.26		41.26		43.85		50.15		55.02		59.32		59.12		56.38		47.55		37.36		32.34		47.92
YRS	71		78		77		73		74		78		76		78		74		76		75		71		65