MOUNT ADAMS RS, WA

Average of Average Temperature (Degrees Fahrenheit)

(455659)

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
1909	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1910	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1911	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1912	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1913	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1914	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1915	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1916	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1917	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1918	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1919	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1920	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1921	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1922	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1923	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1924	-----	z	-----	z	-----	z	-----	z	59.70	a	64.04	b	66.82		66.48		60.06	e	47.70	d	36.28	a	26.72	a	53.47	d
1925	35.64	b	38.83	b	40.78	b	47.52	c	54.48	d	59.11	c	67.73	c	61.76	b	56.90	d	47.04	c	36.23		35.43	d	48.45
1926	31.92		37.98	b	45.90	a	52.83	a	52.93	c	61.18	k	66.78	d	63.28	f	51.40		47.90		38.81	c	31.64	b	45.81	b
1927	27.34		33.68		38.18		44.96	b	48.10	b	60.10	a	63.97		61.50		54.35		47.37		41.70	c	28.67	b	45.83
1928	30.74		34.45		41.79		45.15		56.38	f	58.52		65.65		60.79	g	56.28		47.00		38.27	b	29.39		44.72	b
1929	23.87		25.02	a	40.88	a	42.59	c	51.57	d	58.10		62.47		64.82		54.29	b	48.75	g	37.48		36.09	c	45.20	a
1930	15.57	a	37.29		41.47	a	48.31	f	50.48	b	56.03		63.60		64.65		57.07		44.42		35.73		28.90	f	46.63	b
1931	31.90	e	33.86	f	39.19	d	46.60		56.82	c	58.26	c	70.21		63.92		55.27		46.09	b	33.78		24.43	p	50.20	b
1932	28.98	d	29.53		38.35	d	45.61	g	51.69	b	60.79	b	61.03		62.02		57.67		49.29	b	39.74	a	28.85	a	46.18	a
1933	31.45	b	28.46	b	36.52	b	45.77	d	47.84	c	57.61	c	64.38	a	62.98	a	52.25		50.42		39.95		39.52	b	46.43
1934	38.10	b	42.00	d	47.04	c	54.81	c	55.32	a	60.07		63.92		65.30	a	56.27		49.85		40.38		34.39	c	50.62
1935	30.67	b	34.29		35.76		43.48	a	52.45		59.53		63.94		62.00		60.32		47.34		34.33	a	31.02		46.26
1936	32.19		20.75	a	36.93	c	47.79	a	55.92	a	60.04	b	64.29		63.92		56.57		50.92		35.68		35.70	a	46.72
1937	18.17	a	30.91		38.78	b	42.63	k	53.62	a	59.62		66.47		61.79		58.37		50.21		40.02	b	34.71		46.60	a
1938	32.03	a	32.14		37.59	b	45.83	a	52.66	c	63.43		68.52		64.61		63.52	a	47.55		34.23		33.20	c	47.94
1939	34.42	a	31.96	a	41.53	a	48.33		54.45		57.93		67.74		65.13		58.68		48.07	b	40.40	e	36.84		48.79
1940	30.66		35.46	a	42.26		46.72		56.84		62.89	c	65.28	b	65.26		59.62	a	50.18	a	32.95		31.90		48.33
1941	30.85		35.86		43.44		48.32		52.22	a	57.66	a	68.73	a	65.11		53.97	a	46.09	c	38.96	e	33.26		47.87
1942	23.29	b	33.20		38.94		47.57	b	50.44		56.90	d	65.97		67.03	a	60.32		49.95	b	35.00	b	33.03		46.80
1943	22.93	a	33.09		35.57	a	46.57	a	49.50		55.60	a	66.65		61.70	a	61.75	b	47.67	b	37.59	a	30.32		45.74
1944	28.47		33.83		38.82		44.77		51.80	a	58.40	a	65.84		62.53		58.50	a	51.33	b	35.37		27.93	a	46.46
1945	33.08		35.07		36.68		43.28		52.79		57.64	b	65.65	e	65.52	a	55.29	a	49.16	c	33.36	l	28.22	d	47.49	a
1946	31.65	a	33.52		37.98	b	40.67	r	55.67	e	55.62	b	62.02	c	64.98	e	54.16	e	41.11	h	32.11	g	33.33	g	49.45	d
1947	27.31	d	35.08	d	41.32	f	46.88	f	56.27	a	-----	z	62.61		59.76		57.14	a	46.71	b	38.46	b	33.58	a	46.33	c
1948	29.82	a	32.31		-----	z	-----	z	-----	z	63.31	d	61.81		60.73	a	53.67	a	44.43	b	35.02	d	25.97		45.23	c
1949	14.69		28.50		36.28	a	46.97	a	54.73	a	58.08		63.32		62.97		57.59	a	42.29	b	41.37		32.00	e	44.90
1950	16.55	a	33.02	c	35.19	d	39.79	b	50.02		57.57	a	65.53		65.13		57.71	a	45.38	a	36.43		34.95	b	44.77
1951	28.73		30.83	a	31.45	i	46.37	c	55.48	a	59.73	b	65.12	a	63.40		59.06	e	45.41	c	35.79	b	29.41	d	47.21	a
1952	25.02	c	32.43		36.21	b	47.79	b	53.44	d	57.83		65.82		64.26		58.95	b	51.71	e	30.35	j	31.27	a	47.70	a
1953	36.39		35.93		39.78	d	42.61	b	49.17	a	53.03	l	64.27		63.04	g	57.97		48.65	d	39.79	a	36.03		45.06	b
1954	30.24		32.30		34.58	a	43.00	a	52.68		54.37		61.52	h	60.08		54.55	b	43.50	b	42.97		30.97	n	44.83	b
1955	31.67	j	32.25		32.71		38.85		49.34	b	59.23		60.90		63.45		56.42		46.03	a	32.08		28.53		45.44	a
1956	29.03		26.00		33.32		45.32		55.30	a	55.34	e	66.75	a	63.40		56.58		44.32	f	36.11	k	31.98	a	46.30	b
1957	18.61	c	31.33	d	37.36	f	46.33	d	55.38	b	59.41	h	61.44	f	59.36	i	60.22	a	-----	z	34.38	v	34.35	k	42.37	g
1958	32.91	d	39.00	i	37.84	l	43.09	h	59.02	k	64.43	c	69.18		68.58		57.12	a	49.03		36.39	c	34.69	b	51.54	d
1959	31.65	a	33.59		38.95		45.07	a	47.50	g	58.25	d	66.98		61.87		54.77		47.65	d	35.55	i	31.86	b	47.06	b
1960	26.60		33.10		38.02	a	44.93		49.13		60.40		67.82		62.52		58.07		49.64	b	37.91	a	28.72	d	46.40
1961	32.40	e	37.22	a	39.13		45.60		52.26		64.45	b	67.84		69.87		54.66	e	46.58	k	33.95	h	32.11	c	49.55	b
1962	30.86	b	33.52	c	35.47	b	47.33	a	48.50	c	58.41	b	63.02		60.77		57.92	f	46.52		38.17	d	34.27	c	45.17	a
1963	27.64	b	39.18		38.89		42.66	a	52.10	b	58.60		62.11		63.87		62.71	b	50.52	i	38.34	h	29.21	g	49.75	c
1964	33.63	e	36.26	d	36.75	g	42.82	h	50.23	i	56.63		64.03	a	59.69	b	54.40		47.54	c	34.45	b	28.27		46.10	c
1965	31.69	b	36.95		38.77		46.22		50.87	a	59.77		66.26		64.47	a	54.22		52.28	f	41.74	k	32.08	m	49.91	c
1966	31.18	l	33.47	i	36.25	i	45.50	k	55.27	k	58.47	l	62.08	a	63.27		58.58		49.86	j	38.30	j	34.29	j	61.31	i
1967	34.38	k	36.63	i	35.98	h	39.83	j	50.14	i	61.40	e	65.15		67.82		61.36	a	45.45	i	36.52	j	26.07	k	63.93	h
1968	29.50	k	36.33	i	42.07	j	43.50	h	54.00	e	58.46	b	66.84		61.79		57.68		45.79		38.85		28.97		51.55	d
1969	21.17	a	31.66		38.65		44.38	a	55.85		63.93	b	64.15		62.53		57.85		45.13		38.68		30.71		46.22
1970	26.98	i	37.68		39.79		41.53		52.81		65.23	b	67.85		66.14	f	55.08		47.72	a	38.17		31.24		47.71	b
1971	32.10		34.43		33.95		41.63		54.17	a	55.22		65.79		67.85		52.32		46.11	c	38.33		30.43	j	47.45	a
1972	28.87		33.71		41.69		41.20		54.43	b	59.45		64.69		66.27		53.42		44.53	a	39.67		27.10		46.25
1973	30.19		37.38		41.48		46.17		53.42		58.63		66.21		62.03		57.70		48.10		34.28		34.95	b	47.55
1974	26.35	a	36.89		39.00		45.02	a	49.94		62.03		63.66		65.79		60.71	a	51.27		42.59	g	35.63		48.75	a
1975	32.98		35.02		38.90	a	44.17		53.22	a	-----	z	-----	z	-----	z	-----	z	49.67	a	39.74	c	36.00	e	41.21	d
1976	35.64	b	35.59	b	38.15	a	45.02	b	51.97	b	57.47		65.17	d	63.33	a	63.39	b	52.19		40.21	a	34.30	a	48.54
1977	27.77	e	36.56	d	38.79	b	47.62	b	47.52		63.84	e	64.62	a	65.74	h	52.72		46.83	a	35.72		34.21	e	45.11	a
1978	32.38	a	36.83	b	42.40	b	45.59	c	49.89		60.20		66.02	b	64.22	a	55.03	a	48.52		32.53		27.94		46.79
1979	18.23		30.90	b	40.57	d	43.80		54.39		59.58		65.84		63.30	a	58.86	p	50.56		33.13		35.08	a	45.04	a
1980	24.29	c	33.36		37.79	b	45.64	h	-----	z	55.77	b	67.73		63.02	b	58.22		49.98		-----	z	33.98	b	47.13	c
1981	-----	z	36.10	c	43.27		45.89	b	54.79		57.48	e	66.95	l	70.47		60.37		46.93	a	40.45	a	31.90		48.77	b
1982	31.81	m	32.89	f	37.48	h	-----	z	-----	z	62.10		63.31		63.60		56.30		45.19		33.80		28.83	b	50.45	e
1983	35.03	a	39.83	v	42.73		44.30	b	54.37	e	58.77		65.09	c	65.75	c	55.75	b	47.35		38.22		22.35		48.16	a
1984	32.45	c	35.17		41.89	d	41.63		47.70	a	56.20		65.83	b	65.73		55.61	c	43.11		35.31	c	26.98	b	45.63
1985	25.19	b	30.02	a	37.07	a	46.50		53.24		59.60	d	69.52		61.32		51.08		44.55	c	27.60	d	19.80	c	43.79
1986	31.40	b	32.84	c	43.39		45.34	a	54.21		63.72	a	62.02	b	69.58		54.34	a	49.85	a	38.55	a	28.98	b	47.85
1987	29.05		35.19	b	40.03		49.91	b	55.43	a	62.62	a	64.06		64.11		60.00		49.95		39.93	b	28.83	a	48.26
1988	29.92	a	36.81		39.94		47.28		51.84		56.91	a	64.98	a	63.60		57.75		54.15	a	38.28	c	32.52	b	47.83
1989	33.86	b	24.93	a	36.52		48.59	b	52.17	d	61.16	e	62.95	a	61.78	b	57.55		46.12	b	41.31	a	33.48	b	46.70
1990	34.67	a	31.98		40.91	b	49.13		51.18		-----	z	68.41	d	66.10	a	61.93	a	45.18		39.98	a	24.65	a	46.74	a
1991	31.42	a	40.35	b	37.48	a	43.83	a	51.22	a	55.48	e	67.37	l	66.82	f	60.30	b	46.67	b	38.20	b	33.04	f	44.99	c
1992	34.73	g	39.23	g	44.88	e	48.11	c	57.69		-----	z	-----	z	66.10	a	56.53	a	49.18		36.45	a	29.10	a	48.51	d
1993	24.22	d	28.44	d	37.31	d	44.16	e	56.60	g	58.17		58.52		62.25	a	57.80		49.63	a	31.33	a	31.07	b	43.90	a
1994	36.80	d	31.50	a	41.25	e	48.22	e	54.54	e	57.14	b	68.90	b	64.79	c	-----	z	45.92		32.76	a	31.58	a	46.67	a
1995	31.16	b	37.79		39.28	a	45.17	a	54.73	c	57.89	c	66.33	b	61.41	b	60.22	a	-----	z	42.14	b	31.81	m	49.61	b
1996	29.64	i	29.33	h	39.45	c	45.12	d	48.79	e	57.80	b	68.59	c	65.63	a	54.22		47.39	h	35.64	h	30.17	j	54.23	e
1997	26.68	q	33.11	i	37.50	k	41.37	k	53.40	k	57.31	f	63.31	d	66.53	a	58.28	c	44.86	j	39.36	i	32.50	m	62.71	i
1998	33.88	r	36.25	j	38.98	j	45.98	i	52.54	h	59.28	a	70.13	p	67.92	f	62.38		45.50	d	38.85	g	29.84	f	55.72	i
1999	35.39	m	33.53	j	36.41	i	43.20	j	48.73	k	57.30	c	63.68		67.21	c	56.36	b	46.24	n	41.35	f	34.25	k	61.14	h
2000	30.15	n	33.71	l	37.76	j	46.94	l	51.39	i	59.22		63.29		63.89	c	51.48	c	45.04	f	33.59	n	27.82	n	59.47	h
2001	32.19	j	33.36	j	35.08	l	38.42	l	49.65	n	52.91	a	64.43	d	67.10	a	60.15	f	47.60	f	37.45	k	30.27	i	61.48	i
2002	29.79	j	31.86	j	33.92	k	41.59	h	47.39	l	56.79	b	-----	z	64.90	a	59.02	g	44.38	f	38.38	f	32.92	g	60.84	j
2003	34.60	j	35.64	j	41.57	j	43.98	i	53.95	i	62.38	b	69.11		67.03		61.87	d	51.96	e	32.40	i	30.94	g	62.47	g
2004	26.74	l	33.21	j	41.45	k	47.52	j	51.77	i	59.10	a	66.74	b	67.78	a	56.65		48.82	f	38.50	f	35.06	g	62.57	h
2005	33.16	i	34.89	i	43.40	f	46.02	e	55.34	f	56.87		66.17	b	66.35	a	57.97	l	48.96	h	34.67	f	26.21	g	58.85	h
2006	35.37	h	32.39	f	37.88	e	46.50	f	52.94	d	61.07		69.68	a	65.44		60.02	d	48.23	k	34.80	j	29.43	k	57.84	f
2007	29.26	h	34.93	e	42.26	d	46.20	e	13.18	t	-----	z	-----	z	63.58	l	58.94	d	44.80	f	37.21	f	31.89	i	45.58	h
2008	26.90	g	36.39	g	37.13	e	40.44	e	54.58	e	57.43	a	66.76	b	65.04	c	56.78	e	47.17	e	41.43	g	29.20	h	53.17	d
2009	32.12	j	34.24	i	35.81	j	45.31	i	52.76	h	61.71	a	68.77	a	67.30	d	58.98	e	44.18	f	37.15	g	25.77	g	64.19	h
2010	35.17	m	37.32	i	40.14	c	44.84	e	48.96	d	57.33	a	65.35		63.62	c	57.98	b	48.90	a	36.83	c	31.46	e	49.54	b
2011	33.65	e	32.42	h	38.00	h	40.61	g	49.50	i	57.50	a	61.81	b	66.62	a	61.46	e	47.77	c	36.15	g	31.19	g	54.80	f
2012	33.35	r	33.77	i	35.64	i	48.68	k	52.73	g	55.98	e	66.88	b	66.56		59.80		48.31		39.97		32.26	b	52.82	e
2013	28.23		36.21		41.06		45.92		54.75	a	60.90		68.48		67.08	a	60.45	b	46.43	q	37.33		30.92		48.30	a
2014	33.11		31.24	a	40.93	a	46.37		54.40		59.60	a	69.63	a	68.50	a	60.07	c	52.43	b	36.17		33.71		48.85
2015	35.60		41.88	d	44.56	d	46.38	b	55.18	c	67.20	b	70.23	a	67.80	c	56.43	a	53.03		36.35		31.48		50.51
2016	32.23	a	37.57		40.29		50.97	a	55.28	a	60.71	a	65.98		66.89		56.57	a	47.63		42.15		26.40	b	48.56
2017	23.73		31.30		38.03		42.87		54.42		60.95		68.37	a	69.58		60.23		44.62	b	38.08		30.70	a	46.91
2018	35.00	a	34.21	b	38.95	b	45.32		59.41	b	59.53		69.10	a	68.39	c	56.70	b	47.43	b	38.28		33.77	e	48.84
2019	33.07	a	27.52		33.41	b	46.90		55.89		60.44	c	64.35		66.66	c	57.31	c	42.42		38.27		32.81		46.59
2020	34.97		36.78		39.56		48.10	a	53.72	d	60.27		66.07	b	67.44	f	60.91	b	49.43	b	37.35		33.82		47.36	a
2021	35.12	a	34.36	j	40.50	t	47.40	e	51.48	a	64.42		71.61	i	66.88	a	57.26	a	46.47	b	39.29	f	32.35	g	52.72	e
2022	34.02	h	38.00	k	42.46	c	39.91	a	49.05	a	57.76	c	68.14	b	71.33	b	61.57	b	53.23	c	33.52		26.15	a	50.31	b
2023	32.39		31.74	a	35.78	a	42.65	f	58.18		61.90		67.98		68.27		58.57		48.52	a	37.43		34.80	a	48.69	a
2024	28.18		35.60		40.35		44.50	s	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	34.71	i
Period of Record Statistics
MEAN	29.57		33.75		39.23		45.60		53.03		59.32		65.66		64.81		57.52		47.89		37.28		31.37		47.21
S.D.	5.19		3.80		2.89		2.78		2.76		2.71		2.42		2.56		2.83		2.55		2.92		3.53		1.53
SKEW	-1.08		-0.67		0.14		0.24		-0.06		0.47		-0.23		0.20		-0.11		0.15		-0.57		-0.61		0.15
MAX	38.10		42.00		47.04		54.81		59.70		67.20		70.23		71.33		63.52		54.15		42.97		39.52		50.62
MIN	14.69		20.75		32.71		38.85		47.52		52.91		58.52		59.69		51.08		42.29		27.60		19.80		43.79
YRS	75		74		77		73		77		90		90		89		93		78		71		72		33