THE DALLES, OR

Average of Average Temperature (Degrees Fahrenheit)

(358407)

File last updated on April 19, 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
1893	27.62	f	30.09		44.16		49.65		58.26		61.87		69.79		70.58		60.50		49.31		41.57		41.66		52.49	a
1894	36.13	a	34.68		44.21		52.25		59.98		63.40		72.71		73.24		60.80		52.16		47.53		35.52	b	52.72
1895	29.40	e	41.84		45.21		53.87		58.32		66.62		70.13		70.50		59.43		54.16		41.82		36.63		52.33
1896	35.75	a	44.46	c	45.42	a	49.82		56.53		66.65		76.76		70.64	b	62.57		54.05		38.39	g	38.00	b	54.60	a
1897	35.89	c	40.37	b	41.74		56.03		64.37		65.88		69.40		75.44		62.33		53.82		44.20	b	36.29	b	53.81
1898	36.16		43.62	b	45.55		54.05		59.55		65.90		71.87		74.43	a	63.53		51.52		42.00		32.56		53.40
1899	34.23	a	36.39	a	44.58		51.40		55.56		63.68		72.10		65.02	b	65.55		51.40		47.23		37.43	b	52.05
1900	39.16	b	40.25	b	51.13		53.90		60.73		67.93	a	71.52		66.63		60.95		51.42		40.45		42.66		53.89
1901	35.05	b	37.94	d	45.52	f	50.26	c	60.45	a	61.66	b	68.86	c	73.75	c	59.95		58.19		45.08	d	38.06	d	53.57	a
1902	32.82		38.67	a	45.40	e	52.25		61.45		64.98	c	69.61		70.95		63.74	c	54.87		42.84	a	34.35		52.66
1903	37.60	a	36.04		45.19	b	50.68		60.37		68.43	a	68.53	a	69.68		61.70		52.71		42.38	a	36.15		52.45
1904	40.15		36.53		43.07	b	55.28		59.78	a	65.78		71.48		72.48	a	64.78	a	54.27		46.05	a	39.24		54.08
1905	35.52		36.27		50.60		55.22		59.63		66.43		72.66		70.38	a	64.57		47.65	a	40.77		36.23		52.99
1906	38.63		41.38		44.05		56.75		59.90		63.13		78.69		72.06		64.02		54.98	a	43.41	a	39.23	a	54.69
1907	27.21	b	39.30	a	44.45		52.10		63.05		65.93		72.76		67.24		62.43		56.94		44.31	a	38.48	a	52.85
1908	36.72	a	39.60		47.61		54.88		56.42	a	64.87		75.05		70.98		63.72		53.38	a	44.02	a	34.34		53.47
1909	25.34	c	41.50	a	47.66		51.87		58.10		67.21	a	68.69		68.74	d	64.72		53.78	b	42.46	c	28.78	a	51.57
1910	28.77		34.50	b	51.50		55.48	b	62.89		64.52		72.61		67.65		62.07		55.65		43.23		39.45		53.19
1911	35.94		36.46		48.47		52.13		56.10		64.83		73.42		69.37		58.78	a	51.08		42.70	b	38.83	a	52.34
1912	30.67	a	41.43	a	43.90		53.17		61.05		67.79	a	71.94		69.10	a	-----	z	-----	z	-----	z	-----	z	54.88	d
1913	-----	z	-----	z	42.39	v	54.35		60.95		68.80		73.63		75.38	a	-----	z	53.69		45.69	c	35.10	e	58.45	d
1914	39.90	b	40.28	a	50.19		55.94	e	61.29	c	65.43		76.42	a	75.63		61.15		52.15		41.26	c	27.56		53.93
1915	32.07	a	40.57		50.16		58.09	a	59.32		67.66	b	71.94		76.84		64.92	e	54.90		42.50		38.15		54.76
1916	21.38	b	33.52		46.58		54.67		55.39		64.92		67.87	h	72.20	d	63.50		52.12	a	38.95	a	35.52	a	48.98	a
1917	34.05	a	41.73		42.39		50.02		58.06		65.73		74.50	g	74.77		65.60		56.03	a	44.48		44.32	a	52.47	a
1918	41.75	a	36.43		45.73	a	53.60		57.31		70.38	a	71.92	a	68.56		68.17		55.79		43.08		38.77		54.29
1919	32.82		39.91		47.96	d	54.42		59.67	a	65.00	a	75.79	e	71.98		60.29	b	52.16		42.78	a	26.39	d	52.43
1920	33.78	a	40.21		47.16		50.62		57.48		65.18		74.69		73.65		62.27		53.33	a	41.83		38.82		53.25
1921	37.30	c	41.22	a	48.58	a	52.67	d	61.20	a	68.40		71.58		72.52		61.65		57.00		43.10		33.24		54.04
1922	28.38	a	35.73	b	44.69	b	52.70	b	61.50		72.71	a	76.32	i	73.02	c	63.50	d	55.84	l	41.73	b	30.12	e	50.41	b
1923	39.16	c	32.98	h	49.85		56.80		63.18		69.25		75.11		76.89		67.95		55.50	a	46.88		39.25	a	58.17	a
1924	33.48		46.11	b	47.58	a	55.93	b	67.10		69.95		73.97		72.66		63.85		54.73		43.68		36.35	e	55.45
1925	41.24	b	45.82		48.35		56.09	a	63.95		67.00		76.82		71.77		65.48		54.77	a	42.93		42.00	a	56.35
1926	39.34	c	47.46		51.12	b	59.68		61.13		71.63		76.97	b	73.64	b	60.14	a	56.24		44.59	a	35.42	f	58.36	a
1927	33.83	e	42.11		45.97		52.95		57.45		67.72		73.00	a	73.20	a	63.28	c	54.89		48.07	a	34.81		53.94
1928	32.04	c	39.02	a	48.30	a	51.07		65.35		66.02		75.32		72.02		64.38		53.42	a	44.58		35.40		53.91
1929	29.29	b	28.92	b	48.63	a	52.20		61.32	a	67.08		70.10		74.17	a	62.40	a	56.00		41.32		38.98	a	52.53
1930	20.02	d	43.12		49.18		55.67		57.77		64.35		74.29	b	74.03	a	65.93		51.28	a	43.24	a	36.55	a	52.95
1931	38.56		40.64		45.50		52.35		63.08	a	64.57	b	72.40		71.74	d	64.00	a	52.76		38.81	a	29.55	b	52.83
1932	35.66	b	34.82	a	47.54	g	52.73		59.15		69.78		69.67	a	70.03		64.33		56.10		44.33	a	31.28	b	53.44	a
1933	34.92	a	33.39	a	45.44		52.77		55.76		67.28	a	72.73	a	73.18		59.92		55.89		45.28		43.07	b	53.30
1934	42.13		45.12		51.73	a	59.33		61.89		68.03	a	71.24		72.85		63.59	a	55.79	b	46.36	a	40.25	a	56.53
1935	33.36	b	42.24	c	43.02	a	51.40		59.50	a	67.07		72.37		70.50		67.78		51.68		39.08	e	36.57	b	52.88
1936	39.09	b	28.40	d	45.63		56.83		63.39	c	68.82		71.94		71.57	a	63.48		55.26		36.53	a	40.76	b	53.47
1937	18.72	b	33.09		47.42		50.75		60.90	a	66.57		72.76		69.21		65.37		57.35		45.71	b	39.71		52.30
1938	37.50	b	37.32		44.56		54.28		59.98		69.00		73.74		69.80	a	68.63		54.16		41.08		38.95		54.09
1939	41.04	d	38.90	g	48.34	c	56.68		62.37		64.68		74.56		72.78	b	66.23		56.48		43.15		40.45		56.98	a
1940	33.48		42.12		50.76		54.83		64.92		71.42		72.97		72.47		67.33		57.40		40.10		35.90		55.31
1941	35.44		41.94	a	51.17	a	57.37	c	60.77	a	68.38	a	79.06		73.24		62.77	b	55.02		45.47		38.65	a	55.77
1942	26.87		39.45		45.57	a	54.93	a	59.16		64.92		75.10		74.63		-----	z	57.26		41.72		39.45	a	52.64	a
1943	26.94		39.88		45.40		56.05		57.85		64.33		72.18		69.11		67.57	a	54.90		42.45		-----	z	54.24	a
1944	-----	z	42.14	v	46.42	a	53.88		61.53	a	66.88	b	75.42	a	72.93	h	67.88		58.80	c	41.61	h	36.10	b	58.36	d
1945	40.21		42.39		45.13		53.17		62.55		67.32		76.73		75.53		64.13		56.95		42.47		36.21		55.23
1946	39.27		41.50	f	47.19		54.60		63.85		65.97		74.10	a	73.95		64.30		51.48	b	40.40		40.44		55.96	a
1947	34.67	b	43.50		50.45		57.00		67.45		65.40		72.42		71.00		66.27		55.28	b	46.77		39.71		55.83
1948	37.43	i	35.56	k	42.93	d	50.34	b	59.57	c	71.68	e	71.48		70.33	b	62.38	a	50.79	c	41.98	c	33.76		55.52	b
1949	23.08		36.23		46.18		56.78		63.94		68.45		72.92		73.22	a	67.48	a	50.47		47.93		40.10		53.90
1950	22.38	a	37.42	d	44.56		51.38		58.72	a	67.08		73.24		74.80	a	68.67		53.19		44.78		40.80	a	53.09
1951	36.77		39.30		43.77		56.60		61.27		69.66	a	74.68		72.48		67.97		54.10		42.68		35.21		54.54
1952	28.85		39.38		45.44		55.03		62.06		65.42		74.85		73.21		69.57	a	61.10		38.31	a	37.48		54.23
1953	45.21		44.25		47.95		51.97		58.27		62.33		73.52		72.16		67.95	a	56.73		46.78		42.55		55.81
1954	33.81		40.45		44.32		53.15		61.42		63.63		69.89		68.70	a	65.42		52.58		49.10		36.41	b	53.24
1955	37.76		40.45		42.13		48.48		58.55	a	67.68		69.74		73.68		66.38		55.35		37.62		35.53		52.78
1956	35.69		32.14	a	46.15		56.22		66.02		66.28		76.40		73.32		66.84	a	54.15		42.55	a	39.47		54.60
1957	23.90	b	38.54		45.71		55.42		65.58		69.68		71.97		70.71		69.88		53.55		43.77		41.21		54.16
1958	39.81		46.80		46.16		53.72		67.97		72.82		79.31		78.58		67.03		57.69		44.55	a	40.23		57.89
1959	37.60		41.25		47.71		55.07		58.44		67.88		76.08		72.69		64.40		56.74		41.87		38.55		54.86
1960	29.77		41.33		45.65		53.80		58.18		69.42		77.74		71.27		66.82		57.52		44.98	a	35.31		54.31
1961	38.45		45.79		49.14	b	53.55		60.28	a	72.66	b	76.00		78.53		63.58		54.10		39.98		38.98		55.92
1962	36.24		40.96		44.16		56.65		56.63		66.42		73.24		71.39		67.25		55.73	a	47.50		40.70	a	54.74
1963	33.50	c	42.96	a	47.95		51.87		61.93	a	67.32		69.26		73.97		71.40	a	57.34		46.88		36.21		55.05
1964	41.23		44.71		46.27		52.28		58.40		65.48		73.30	a	70.24		64.37		55.61		42.37		34.06		54.03
1965	38.32		44.91		46.94		56.05		60.06		67.90		75.30	a	74.11		64.03		59.00		47.52		38.12	a	56.02
1966	38.21		43.05		47.05		55.64	a	62.63		65.68		71.92		73.82	a	68.80		55.15		47.13		40.77		55.82
1967	43.76		45.55		45.90		50.05		61.90		72.02	a	76.24		-----	z	-----	z	-----	z	-----	z	-----	z	56.49	e
1968	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1969	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1970	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1971	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1972	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1973	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1974	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1975	-----	z	38.55		45.34	c	49.80		59.78	a	66.16	a	75.60		69.20	a	66.28	a	52.66		41.59	a	39.48	a	54.95	a
1976	37.73	a	40.52	b	44.67	b	51.87		60.58		64.23		72.34	b	69.14	b	66.70		54.04	c	44.57		37.38	a	53.65
1977	31.13	a	43.57		47.35	a	57.90		57.69		71.67	a	73.64	c	78.70	a	63.39	b	54.80	c	41.45		40.97	b	55.19
1978	36.05		42.33	a	50.14	b	53.17	a	59.57	a	70.37		74.71	b	72.45		63.17		56.10	b	38.37		35.94	d	54.36
1979	20.48		38.52	b	48.87		55.45		64.73		70.28		75.16		72.56	d	69.09	a	59.12	b	41.76	a	41.67	a	54.81
1980	29.63		37.19		47.37	a	55.26	a	62.07	a	65.66	b	74.81		71.21	b	66.72		55.75	c	45.81	a	39.02	c	54.21
1981	41.92		41.41	a	49.16	b	54.34	a	62.31	b	65.23	b	73.03	b	76.71	b	66.18	b	53.53	a	46.17	a	39.98	a	55.83
1982	38.23	a	39.98	b	46.76		51.04	c	61.72	b	71.41	a	73.00	b	74.76		65.58		52.98	e	41.10	a	37.84	b	54.53
1983	39.08	e	42.62	b	50.48	a	53.72		65.02	c	66.65		70.54	c	74.16	b	62.95		53.64	b	48.31	d	29.97	b	54.76
1984	36.22	a	42.23	e	50.05	a	52.64	b	58.69	d	65.70		76.02	a	73.50	b	63.13	d	52.76	f	43.11	b	34.22	b	54.14	a
1985	32.58	a	36.77	b	46.48	a	55.57	a	60.90	a	68.83	a	79.97	b	70.76	d	59.66	e	53.59	c	30.96	d	25.13	a	51.77
1986	36.68	a	40.85	a	50.73	a	51.92		61.05		71.62	a	69.77		77.81		62.00	a	55.55		45.55		34.92		54.87
1987	33.23	a	42.17	a	47.38	a	56.92		64.72	b	71.19	a	72.15		74.60	a	68.67	a	57.92		46.16	b	37.53		56.05
1988	35.29		42.71		48.27	a	55.23		59.71		66.48	a	75.35	a	72.32		66.57		61.83	a	47.28		38.50		55.80
1989	41.05		30.76	a	44.66		57.02	a	61.15		69.45		71.44		71.83	a	66.91	a	55.62	a	48.03	a	37.95		54.66
1990	41.96	d	40.20		49.23		57.78	a	59.10		67.24	a	76.27		74.82		71.32		53.57	a	47.60		29.98		55.76
1991	35.16		45.04	a	45.29		53.02		58.25	a	64.10	a	75.30	a	76.27	a	68.76	a	55.65		44.82	b	40.82	a	55.21
1992	41.10	a	45.32	a	51.85		56.03		65.35	a	73.87		75.00		75.39		64.46	b	57.24		45.20		35.32	a	57.18
1993	27.68		34.02		43.18	a	52.87		64.28	b	66.34	a	67.40		71.83	a	67.07	a	57.89		37.38		37.98		52.33
1994	41.66		36.86		48.90	a	56.57	b	63.53		66.25	b	77.40		74.17	a	69.74	a	54.20	c	41.67	a	38.67	a	55.80
1995	34.98		42.48	c	46.84		52.19	a	63.25	a	-----	z	74.53	b	69.97	b	68.95		54.23	a	48.00	a	38.10		53.96	a
1996	36.85	a	34.65	b	46.88	a	54.45	b	57.55	b	-----	z	76.82		73.60		63.72		54.42	a	43.25	b	35.71		52.54	a
1997	35.03		41.74	a	46.79		52.27		63.69		65.34	a	71.79		74.97		67.79	a	54.10	a	44.63		38.88	a	54.75
1998	36.66		43.75		47.91	b	53.19	a	-----	z	-----	z	-----	z	-----	z	70.68		53.57	a	46.48		36.68		48.62	d
1999	40.92	a	-----	z	-----	z	50.10	a	55.97		63.78		69.26		73.47	a	63.21	a	52.06		46.28		39.92	a	55.50	b
2000	35.08		39.39	a	44.57	a	53.88	b	58.65	a	66.43	a	70.15		70.16	b	62.72		-----	z	-----	z	35.67	a	53.67	b
2001	36.00		38.38		46.42		48.91	a	-----	z	-----	z	70.73		-----	z	67.12	b	53.31		43.80		38.61		49.25	c
2002	39.16		41.09		43.43	a	51.70	c	58.27	a	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	46.73	g
2003	41.80	a	42.12		48.76		51.03	a	58.73		67.66	b	75.02	b	72.37	a	66.92		57.50		39.05	b	-----	z	56.45	a
2004	-----	z	42.83		50.05	a	53.89	b	59.98	a	66.45	a	74.58		74.59	b	-----	z	55.63		44.07	a	39.60		56.17	b
2005	36.38	b	39.31	b	48.56		51.80		60.88	a	-----	z	73.18		73.35		-----	z	54.60	a	-----	z	-----	z	54.76	d
2006	41.22	a	38.27	b	44.98	b	53.10	a	60.20	a	67.57	b	-----	z	72.38	e	65.26	a	54.75	c	43.13	c	36.42		52.48	a
2007	34.65		40.38		48.81	b	51.71	b	60.17	a	66.22		75.23		70.30	a	63.65		51.39		42.45	a	-----	z	54.99	a
2008	-----	z	43.00	b	-----	z	47.07		60.07	c	63.76	a	72.18	a	-----	z	-----	z	48.71		45.88	a	-----	z	54.38	e
2009	-----	z	-----	z	42.42		50.67	a	59.47	a	68.30	c	75.47		73.04	d	66.77	b	48.61		38.34	a	30.69		55.38	b
2010	38.66		42.46	b	45.50	a	50.37		56.50	b	63.11	b	72.28	a	71.62	b	64.52	b	54.82		41.40		36.20	a	53.12
2011	38.63	a	37.94	b	43.48	b	47.40	a	55.62	b	63.41	a	69.32		71.90	a	66.90	a	54.55		41.78		34.53	a	52.12
2012	35.13		40.20	b	44.02	b	52.16	a	58.52	c	62.97	a	72.73	a	73.56		65.50	b	53.08	a	45.80		38.65		53.53
2013	33.40	a	41.81	a	46.55	a	52.18		60.94		67.47		75.15		73.84		67.30	c	51.95	c	41.33		33.75	a	53.81
2014	37.03	a	35.34		46.00		52.66	a	60.71	c	66.30		76.67	b	76.15	a	66.14	a	58.13	a	40.73		40.31	e	54.68
2015	38.15		44.89		50.23		52.00	a	64.05	b	-----	z	-----	z	73.80	i	63.22	c	58.11	d	-----	z	38.94	f	52.95	e
2016	36.22	d	43.60	c	47.14	c	57.81	a	-----	z	67.53	a	-----	z	73.44	g	62.87	c	52.91	c	46.27	d	30.73	e	49.45	c
2017	25.23	c	34.13	b	45.34	b	50.20	b	61.65	g	67.40	a	74.36	c	76.02	d	62.35	j	51.40	a	43.66	b	34.79		50.25	b
2018	40.05	a	40.62		44.02	a	51.87		65.67	d	65.82	b	75.38	c	73.90	e	62.41	c	53.23	e	42.90	a	38.59	b	54.54
2019	38.47	a	30.80	f	37.25	c	53.71	b	61.50	d	68.50	c	71.63	a	73.80	a	65.21	a	48.20	i	41.88	a	35.93	b	54.79	b
2020	39.68		42.50	b	44.71		53.83	a	60.11		65.02	a	73.17	a	73.55		66.34	a	54.71	b	42.82		37.76		54.52
2021	39.90		38.93		45.71		52.15		61.35		72.37		77.68		74.84		65.83		52.95		45.68		38.10		55.46
2022	33.16		39.79		48.73		47.48		57.02		65.87		75.71		77.40		68.53		60.45		38.72		30.42		53.61
2023	37.57	c	37.39		-----	z	49.83		65.02		67.98		75.58		75.50		64.23		54.74		42.65		40.87		55.58	a
2024	29.79	n	40.39	k	46.17	j	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
Period of Record Statistics
MEAN	35.17		39.93		46.67		53.46		60.68		67.07		73.48		72.70		65.03		54.60		43.35		37.03		54.18
S.D.	5.35		3.83		2.55		2.55		2.76		2.57		2.57		2.54		2.74		2.49		2.96		3.58		1.31
SKEW	-1.04		-0.69		-0.18		-0.04		0.34		0.46		0.03		-0.13		0.01		0.06		-0.69		-0.95		0.24
MAX	45.21		47.46		51.85		59.68		67.97		73.87		79.97		78.70		71.40		61.83		49.10		44.32		57.89
MIN	18.72		28.40		37.25		47.07		55.39		61.66		67.40		65.02		58.78		47.65		30.96		25.13		51.57
YRS	116		115		118		124		120		117		116		116		115		117		116		114		85