PROSPECT 2 SW, OR

Average of Average Temperature (Degrees Fahrenheit)

(356907)

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
1905	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	49.23		-----	z	30.70	a	39.96	j
1906	30.75	a	-----	z	39.58	a	-----	z	-----	z	-----	z	-----	z	64.52	i	57.58	f	43.43	i	-----	z	-----	z	35.17	j
1907	-----	z	40.89	f	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1908	-----	z	38.79	a	40.71	b	49.75		47.50	a	56.42		69.71		64.73		58.85		49.92		45.42		35.65	a	50.68	a
1909	36.04	e	37.66		41.74		46.88	a	50.85		59.95	a	61.73		64.37		60.10		50.79		40.12	a	32.79		48.59
1910	32.53		35.04		46.90		51.25		56.84		56.58		67.62	a	61.82	a	55.88		52.62	a	40.39	b	37.19		49.56
1911	33.76		32.64		45.60		45.38		49.26		58.23		67.29		62.98		53.60		49.76		39.65		33.88	a	47.67
1912	36.08		40.98		39.95		-----	z	54.34		59.73	b	64.21		62.97		57.82		45.46	f	42.66	a	34.69		49.34	b
1913	30.69	b	36.39		40.31		45.77		53.95		57.48		64.39		66.71		59.30		50.58		41.52	c	37.79		48.74
1914	39.19		40.36		47.79		48.88		56.53		58.13		68.19		67.60	a	55.80		51.26		43.16	a	33.48		50.87
1915	37.92		40.39		46.10		50.45		51.39		57.83		63.35		68.03		56.53		51.29		39.82		37.24		50.03
1916	30.77		43.55		44.63		48.78		49.40		57.82		61.11		64.81		59.63		48.35		38.81	a	32.69		48.36
1917	32.61		36.09		35.37		43.58		49.18		57.39	b	69.65		67.34		59.33		53.24		45.07		40.58		49.12
1918	39.03		38.04	a	43.52	a	-----	z	49.35	a	64.90	y	64.58	a	63.26		62.17		51.52	b	40.06	d	34.26		48.58	b
1919	37.40		36.25		40.84		47.55		53.71		56.97		67.08		65.87	a	57.08		45.77		38.68		35.27		48.54
1920	38.61		39.55		39.34		42.82		51.10		58.08		64.11		66.23		56.67		46.63		41.40		35.92		48.37
1921	35.08		39.50	a	43.66		45.10		50.73		59.95		63.23		63.42		54.33		52.71		43.42		37.05		49.01
1922	31.89		35.75		39.18		43.20		52.85		62.22		67.13		62.00		59.45		50.63		39.18		35.63	a	48.26
1923	35.45		36.91		41.74		46.08		52.10		56.48		65.21		64.71		59.57	a	-----	z	46.62	a	-----	z	50.49	b
1924	34.98		42.34	a	39.34		48.53		57.65		59.18		65.29		63.87		58.89	c	54.48	a	46.05		34.45	a	50.42
1925	37.79		40.62	b	43.40		48.68		54.82		59.45		67.16		62.77		55.22	a	48.53		41.67		39.73		49.99
1926	38.23		42.09		47.18		53.92		53.60		62.60		65.32		62.89		53.17		51.11		45.83		34.82		50.90
1927	36.87		39.07		40.26		45.33		50.66		61.10		65.71		64.13		55.62		50.29		43.41	a	34.85		48.94
1928	37.79		40.33		44.89		44.48		57.60		56.67		66.08		63.48		58.57		49.11		41.90		36.45	a	49.78
1929	33.44		34.50		41.63		41.83	a	52.55		57.55		65.26		66.30	a	56.43	a	52.56		43.22		39.92		48.77
1930	30.03		40.18		44.00		48.53		49.65		57.67		64.89		66.02		57.67		50.10		43.43		36.52	a	49.06
1931	39.94		40.89		43.92		50.37		59.00		59.37		68.48		66.52		57.68		49.56		37.17		35.06		50.66
1932	32.84		35.36		43.39		45.40		52.31		61.52		63.05		63.56		62.43		51.92		44.17		31.68		48.97
1933	31.79		32.79		41.05	a	46.77		46.84		59.57		67.40		67.45		55.70		54.32	a	43.62		39.13		48.87
1934	40.76		43.48		50.71		53.92		56.92		58.72		65.03		68.48		60.78		52.26		43.53		38.37		52.75
1935	34.19		40.84		38.39		46.95		53.16		60.28		64.16		66.52		63.27		49.47		38.48		38.35		49.51
1936	37.58		38.59		41.77		50.43		56.92		60.60		65.67	a	66.19		59.58		54.40		44.27		34.58	a	50.88
1937	23.82		34.46		41.97		44.10		53.89		60.77		66.68		63.85	a	60.38		52.98		44.03		39.39		48.86
1938	37.24		36.17	a	38.98		47.80		53.84		61.50		69.06		62.81		61.43		49.90		40.02		37.94		49.72
1939	35.18		33.59		43.81		51.05		54.68		57.13		66.87		67.63		61.07		50.98	a	44.62		41.26		50.65
1940	39.68		41.12		46.02		49.28		58.24		64.27		65.40		67.60		58.37		51.00		40.40		38.27		51.64
1941	38.27		41.96		45.56		46.30		53.73		56.18		66.55		64.21		55.55		49.21		45.58		37.06		50.01
1942	37.87		37.32		42.21		46.95		50.98		58.12		67.66		67.69		61.48		53.18		42.10		37.50		50.26
1943	35.45		41.57		43.48		50.42		52.15		56.33		66.34		63.15		65.43		50.13		44.17		38.03		50.55
1944	37.21		37.91		42.16		45.38		53.68	a	56.78		65.13		63.44		61.25		55.98		40.95		39.63		49.96
1945	38.13		40.04		39.82		47.33		54.61	c	57.42		67.05	a	66.19		58.73		48.16	b	39.68		39.85	g	50.65	a
1946	35.24		32.36	u	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	35.24	k
1947	34.21		43.45		45.69		49.37		58.17	a	56.25		63.24		61.52		60.77		51.52		41.07		36.81		50.17
1948	38.16		34.74		39.63		43.33		50.82		61.50		63.84		63.71		58.73		51.42		39.00		31.90		48.07
1949	26.39		34.77		41.34		50.68		55.81		60.02		65.16		63.08		60.78		47.23		46.77		34.24		48.85
1950	29.50		38.36		39.89		46.20		52.90	a	59.47		66.10		68.05		60.13		50.82		44.10		42.05		49.80
1951	34.81		38.36		38.95		51.15		53.52		61.38		67.00		65.19		63.12		48.68	a	41.97		32.65		49.73
1952	31.98		37.21		38.18		49.78		53.76		56.58		68.40		65.03		63.98		56.77		38.80		35.58		49.67
1953	40.66		39.11		41.11		46.07	a	48.34		53.98		65.27		64.61		63.60		50.53		45.02		37.70	a	49.67
1954	35.81		42.59		40.82		48.35		56.31		55.90		64.94		61.05		57.25		50.84		45.25		36.87		49.66
1955	33.55		35.55		39.60		41.47		50.77		60.18		62.42	a	65.34		58.38		51.77	a	39.33		37.95		48.03
1956	37.44		34.33		39.66		48.32		55.47	a	57.33		67.29		63.32		59.40		48.00		42.37		37.16		49.17
1957	29.70	a	41.52		42.82		46.98		55.06		61.22		63.11		60.78	a	63.28		48.40		39.87		38.58		49.28
1958	39.15		44.43		39.90		46.55		59.11		61.22		69.73		70.47		60.03		55.19		43.37		42.82		52.66
1959	40.02		38.43		43.37		49.85		50.39		60.72		69.24		63.94		57.63		52.34		43.57		37.11		50.55
1960	35.56		38.45		44.58		46.48		51.06		62.13		69.15	a	63.83	a	62.88		52.35		41.43		38.77		50.56
1961	41.10		41.82		41.71		47.45		52.35		64.77		66.92		68.94		56.50		50.27	a	40.05		34.52		50.53
1962	33.71		38.04		39.77		49.77		49.71		58.37		64.44		63.92		62.77		50.65		43.63		40.84		49.63
1963	34.71		46.04		42.03		43.48	a	55.85		58.45		62.13		65.08		65.10		52.32		42.75		39.82		50.65
1964	34.63		38.93	a	39.89		45.28		51.44		58.78		66.81		65.32		58.65		56.82		40.08		37.06		49.47
1965	36.92		40.71		43.95	a	48.53		52.16		59.78		67.79		65.69		58.40		56.29		44.55		34.69		50.79
1966	34.66		37.55		44.24		50.50		56.69		59.75		64.26		67.35		62.58		52.82		44.18		38.56		51.10
1967	37.02		40.71		40.58		40.75		54.63		62.42		68.94		72.34		66.03		51.97		44.97		33.34		51.14
1968	36.45		45.98		46.34		46.65		53.68		61.77		69.48		64.60		61.60		51.58		42.32		34.85		51.27
1969	32.94		37.21		43.50		46.90		58.50		62.43		66.18		65.40		62.05		48.98		44.38		39.03		50.63
1970	39.82		44.05		43.82		42.30		55.39		64.38		69.71		68.39		58.67		52.13		44.32		34.77		51.48
1971	34.32		38.29		39.24		44.83		52.65		58.15		68.53		70.00		58.27		49.23		40.85		32.71		48.92
1972	34.06		40.55		46.52		45.82		55.73		62.15		69.48		68.74		58.10		51.29		41.67		31.11		50.44
1973	35.32		43.59		40.79		47.23		58.52		61.90		69.05		65.50		62.38		50.24		39.93		40.02		51.21
1974	35.24		38.64		42.10		46.73		52.32		64.17		66.58		67.66		65.87		53.13		43.45		36.53		51.04
1975	34.06		38.57		40.08		41.82		53.95		59.38		68.08		63.53		65.08		49.13		39.93		38.23		49.32
1976	38.37		39.12		40.56		44.78		55.32		57.85		67.71		63.60		62.95		53.25	a	46.40		37.05		50.58
1977	36.35		43.98		40.53		50.68		49.13		64.60		66.47		70.68		59.87		52.53		40.20		40.35		51.28
1978	41.44		41.57	a	47.55		46.37		52.04	d	62.82	e	67.79	c	67.84	i	55.58	k	57.30	i	39.90		32.02	a	47.94	c
1979	35.31		37.96		46.69		47.68		56.03	a	61.90		67.75	a	65.03		64.65		55.92	a	42.23		40.10		51.77
1980	37.61		43.71		41.65		49.47	a	53.23		57.24	a	68.71		63.77		62.42		54.65	a	43.78		40.55	b	51.40
1981	43.26		41.98		44.73	a	49.98		53.40	a	60.92		66.70	a	70.55		62.73		51.12	c	44.98		39.97		52.53
1982	33.39	c	38.69	a	41.86	b	44.95	b	54.10	b	61.96	b	65.36	c	66.27	a	58.52	a	51.86	b	40.65		37.57	a	49.60
1983	40.65	a	41.96	a	44.24		45.21	a	55.27	a	57.67	a	62.62	a	67.40		59.43		53.57	c	41.50	a	36.72	b	50.52
1984	40.09	d	41.02	a	45.25	a	44.57	b	53.98	b	57.69	c	67.85	e	66.12	c	58.80	b	47.74	d	40.89	c	35.92	a	49.99
1985	39.12	a	38.59	a	40.63		50.68	b	53.62	b	62.33		70.61		65.92		56.72	a	50.73	c	36.00	c	39.27	a	50.35
1986	44.31		43.63	a	48.47	a	48.11	b	54.52	a	66.15		64.07	c	70.96	c	55.09	a	53.77	a	43.70	b	39.98		52.73
1987	37.60	b	42.26	a	44.97		53.62	a	57.45		65.68	b	64.21		67.47	a	63.14	a	59.34	c	45.03	a	36.68		53.12
1988	37.54	c	44.96	c	44.52	a	51.35	c	53.19		59.16	b	69.57	a	68.24		62.83		60.19		41.88		38.30	d	52.64
1989	36.90		35.29		43.28	a	51.86	b	52.98	b	62.69	a	64.56	e	63.98	b	62.06	d	51.00	c	43.77	b	40.90	b	50.77
1990	38.73		36.95		44.92	e	53.24	c	52.47	a	60.33	a	70.26	b	67.52	e	64.22	c	51.54	e	41.24	c	31.52	f	52.86	a
1991	37.67	a	46.76	e	41.76	b	44.84	a	49.98	c	57.28	e	68.42	e	68.52	e	66.52	a	56.67	d	44.98	c	38.40	a	51.82
1992	40.43	a	46.30	a	48.05	a	52.46	e	60.81	d	64.11	b	69.04	c	71.10		61.76	c	54.20	c	43.12	f	35.20	a	54.86	a
1993	35.55	a	38.86	c	47.64	c	46.80	c	57.67	g	57.14	e	60.37	e	64.97	b	63.67	a	55.56	d	39.86	a	38.33	b	49.89	a
1994	41.69		39.08	d	46.81	b	49.73	d	56.96	d	60.78	c	69.98	c	66.62	f	64.30	c	51.60	b	35.93	b	37.00	a	50.35	a
1995	42.77	a	46.57	f	43.77	c	46.28	c	55.81	d	59.70	c	66.73	e	64.46	f	65.23		53.35		48.67	c	41.83	b	52.41	b
1996	38.93	b	42.71	a	45.97	a	49.27	b	52.28	a	60.67	a	71.91	b	70.04	c	59.83		52.20	a	45.30	b	38.84	b	52.33
1997	38.46	g	42.00	a	45.16	f	47.85	g	59.13	h	58.33	i	66.19	e	68.23	e	62.87	g	52.28	h	45.94	f	38.46	e	53.72	h
1998	41.06	d	41.02	b	43.98	f	47.46	e	49.77	g	59.55	h	70.52	e	70.07	h	64.72	j	51.24	j	42.33	d	34.79	e	46.19	f
1999	39.32	f	38.10	d	41.30	f	46.98	g	50.98	k	58.98	h	66.70	i	67.02	e	63.02	f	56.00	g	47.81	d	39.52	b	48.11	h
2000	37.92	f	43.16	g	43.20	h	51.00	h	53.98	i	63.59	g	66.96	g	68.70	i	60.45	h	51.28	h	39.32	e	39.50	a	39.41	j
2001	40.89	h	39.52	d	46.54	h	44.74	i	58.43	i	59.65	j	66.76	j	70.44	g	63.77	d	53.63	l	45.21	f	37.71	b	47.00	i
2002	36.67	d	43.25	f	42.73	g	49.07	i	53.21	j	63.35	j	70.24	j	65.52	i	63.40	i	52.36	f	44.88	f	40.17	g	36.67	k
2003	44.59	d	41.98	g	46.10	g	44.48	j	54.09	h	63.22	g	71.92	f	68.79	g	65.82	h	55.95	l	40.37	g	40.10	a	42.35	j
2004	39.60	e	41.74	d	50.93	i	50.85	g	53.04	f	62.38	f	70.60	f	69.81	d	60.20	g	51.74	h	42.28	a	40.54	g	48.36	h
2005	39.38	f	43.73	h	46.80	d	48.63	k	56.28	h	58.43	h	70.07	h	70.12	e	58.94	f	53.17	g	41.94	f	39.83	b	52.25	i
2006	38.60	e	40.72	e	39.83	d	48.15	f	56.92	e	65.61	l	72.06	e	67.60	g	63.27		53.07	c	42.12		39.46	c	49.56	c
2007	36.10	e	42.54	d	47.87	d	49.76	a	58.25	e	62.02	e	71.54	d	67.60	g	60.48	d	50.73	a	44.12	a	36.44	f	52.34	b
2008	35.29	g	40.60	d	42.00		46.67	i	53.98	g	60.37	c	69.78	b	69.97	a	64.65	c	54.45	b	46.04	c	35.41	d	53.69	c
2009	39.57	d	41.80	a	42.20	c	47.38	a	58.48	b	62.25		70.98	d	69.24	h	67.33	i	50.92	e	44.19	c	36.93	c	49.47	b
2010	45.10	f	44.30	a	44.66	b	45.34	b	50.30	h	59.09	a	69.65		68.60	g	62.16	a	54.98	a	41.38	b	39.53	a	51.23	c
2011	39.59	n	38.34	c	42.45		44.63	c	49.59	d	58.16	b	65.00	c	68.09	d	66.31	a	53.17	e	42.29	d	37.69	b	51.43	a
2012	39.22	d	40.83	b	42.12	a	49.88	a	54.57	b	58.54	b	67.62	c	71.87	h	65.93	w	-----	z	45.00	a	37.46	f	49.72	d
2013	36.42	f	40.13	a	46.80	a	49.14	a	56.30	d	62.65		72.05	b	68.74	d	60.57	g	51.40	e	44.67	c	35.10	f	54.65	c
2014	41.94	e	42.90	c	46.76	f	49.75	b	57.67	b	61.40	d	73.76		70.23	c	65.76	k	55.86	f	45.70	e	44.59	h	55.42	d
2015	43.97	b	46.39	f	49.98	d	46.78	e	56.02	i	67.88	d	70.89	d	69.58	f	63.69	l	58.89	d	42.75	f	38.82	i	56.40	f
2016	40.41	d	45.38	e	46.31	b	53.70	h	57.58	g	64.76	c	67.28	b	70.57	d	61.95	a	52.41	d	49.28	e	35.16	c	53.35	b
2017	35.88	c	42.74	e	45.56	f	47.22	e	56.62	e	62.46	f	71.23	e	71.78	d	63.23	h	52.35	h	43.71	i	39.36	i	54.24	f
2018	43.22	h	39.00	a	43.20	a	49.41	c	58.30	d	61.29	i	70.31	b	68.48	i	60.12	e	53.70	d	46.35	f	39.36	b	51.67	d
2019	42.05	c	34.78	a	43.27	c	52.26	e	-----	z	61.96	b	66.87	d	69.41	c	60.26	e	48.91	i	42.16	n	38.38	k	53.86	d
2020	38.13	d	39.52	c	41.31	b	49.04	c	55.22	a	61.37	c	67.00	g	68.33	b	65.35	j	55.27	e	42.89	h	38.30	d	49.61	c
2021	39.50	g	37.58	c	41.23	c	49.35	d	54.81	b	67.02	e	71.69	d	66.34	i	61.28	c	50.52	c	44.45	b	34.80	h	53.10	c
2022	40.60	f	40.16	c	45.20	c	42.96	d	50.50	e	58.98	h	69.81	g	71.62	j	66.35	f	57.43	b	38.52	e	36.07	h	45.79	f
2023	37.07	c	37.77	h	35.62	e	45.46	d	55.00	j	60.72	g	68.54	g	71.05	l	58.58	l	53.50	o	43.88	j	41.77	t	39.38	i
2024	41.48	d	41.24	d	41.52	d	47.26	i	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	41.41	i
Period of Record Statistics
MEAN	36.74		39.77		42.87		47.55		53.85		60.07		66.99		66.17		60.37		51.96		42.52		37.14		50.17
S.D.	3.68		3.11		2.96		2.89		2.95		2.72		2.69		2.69		3.11		2.71		2.62		2.63		1.25
SKEW	-0.52		-0.06		0.20		-0.03		-0.05		0.48		-0.00		0.24		-0.09		0.59		-0.05		-0.34		0.33
MAX	44.59		46.76		50.71		53.92		60.81		67.88		73.76		72.34		66.52		60.19		49.28		42.82		53.12
MIN	23.82		32.64		35.37		40.75		46.84		53.98		60.37		60.78		53.17		45.77		35.93		30.70		47.67
YRS	105		109		107		102		99		100		105		97		97		99		103		101		77