MONROE, WA

Average of Average Temperature (Degrees Fahrenheit)

(455525)

File last updated on May 7, 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
1929	-----	z	43.50	s	46.02	b	47.42		55.37	a	59.97		63.60		64.55		58.33		54.55		42.75		42.35	e	53.49	b
1930	27.88	a	43.14		45.61		52.88		54.19		60.57		63.06		64.98	a	59.10		50.42		43.10		40.35		50.44
1931	44.61		42.04		47.40		52.07		57.76		61.04	c	63.78	b	63.05	b	59.18	b	51.39	c	40.88	b	39.50	e	51.89
1932	37.70	d	38.66	a	45.36	b	51.40	f	54.38	a	60.52		61.91	b	62.82		57.92		52.37		47.52	a	35.98	a	50.47	a
1933	38.17	b	36.30	a	45.13	a	49.09	a	53.63		57.98	h	61.08	g	64.52	h	56.42	e	51.77	e	45.33		43.31		46.57	c
1934	43.42		45.14		49.66	f	54.14	h	57.44	g	59.52		62.86	c	63.85		57.00	e	53.44		47.92		40.48	b	52.63	c
1935	39.53	b	42.93		41.21	e	47.12		53.18		59.83		63.10		61.65		58.88		49.11		39.37		40.58		49.71
1936	40.08		31.17	e	41.07	b	49.91	c	55.85	a	61.17		62.24	h	-----	z	-----	z	-----	z	-----	z	-----	z	46.54	f
1937	25.37	d	37.73		46.48		47.37		53.13		60.45		61.90		61.60		58.72		53.46	e	45.23		38.00	x	50.13	a
1938	38.05	a	42.46		44.63	a	51.07		54.13		59.88		64.40		60.48		60.57		51.74	b	40.95		40.00		50.70
1939	41.70	a	37.93		44.08		50.58		55.23		57.48		62.12	b	64.34		57.65		51.21		48.48		44.58		51.28
1940	41.11		44.10		48.93	a	52.13		58.37		60.53	a	64.27	c	63.15		61.35		54.81		41.10		41.25	a	52.59
1941	42.89		46.52		50.40		53.25		56.31		60.97		67.98		65.31	d	57.85		52.89		46.58		41.79	b	53.56
1942	38.39		41.48	a	45.92		52.47		56.88	a	58.77	b	68.56		66.90		58.94	d	53.26		-----	z	40.75	c	52.94	a
1943	33.14	c	42.23	b	42.97		52.79	b	54.45	b	59.77	b	63.38	a	63.37		61.42		52.76		45.40		38.18		50.82
1944	40.85	a	40.93	b	43.24		50.95		55.29		60.92		64.71		63.53	a	61.57		55.25	a	45.24	a	38.90		51.78
1945	41.44		42.12		43.97		47.67		57.55		59.48		64.34		64.52		57.43		53.11	d	45.18		38.63	a	51.29
1946	39.62	j	42.57		44.56		49.15		57.90		59.86	b	64.65		63.93	a	60.42	f	47.41	c	40.12		38.77	e	50.89	b
1947	34.80	c	43.78	a	48.27	k	-----	z	58.38	c	60.62	a	-----	z	63.97	a	58.85		53.05	b	42.64	a	41.93	d	50.89	c
1948	-----	z	-----	z	-----	z	-----	z	-----	z	62.74	a	64.23		63.09	b	57.90	a	50.11		42.17		35.48		53.67	e
1949	28.97		36.73		45.77	a	52.10	a	57.63		57.98		61.76		63.68	a	60.27		47.69		49.88		39.42		50.16
1950	24.76	b	40.02		43.97		48.23		52.47		61.36	a	63.18	a	65.03	b	59.87		50.13		42.97		44.94		49.74
1951	36.95		41.05		40.89		50.75		54.98		61.95		64.95		62.87		60.16	a	51.85		44.25		36.85		50.63
1952	36.98		42.33		43.61		51.98		55.26		57.41	a	64.34		65.78	a	61.33		54.27	a	41.52		42.25	a	51.42
1953	45.53	a	42.82		45.44		49.39	c	55.95		58.46	b	63.88	a	65.32		61.35		54.62	a	49.28	a	43.55		52.97
1954	36.52	a	43.45		41.81	d	48.81	a	55.23		57.17		61.16		61.53		59.14	a	51.55	a	50.53		41.60		50.71
1955	40.26		39.93		39.50	a	46.38		52.87		59.59	b	61.18		61.07	a	57.92		51.84	b	39.12	a	39.05	a	49.06
1956	38.58		35.34		42.23	a	50.97		57.94		60.18		66.03	a	63.87	a	59.12		50.52	b	43.16	a	41.29		50.77
1957	31.76		39.25		44.97	a	51.03	a	59.72	a	61.71	a	62.42	a	62.63	a	62.90	a	51.10	g	44.28		43.44		51.28	a
1958	43.60		48.41		45.97		51.00		63.26	h	66.57	a	71.98		68.02	a	60.59	b	55.80	a	43.16	a	45.29		54.58	a
1959	40.68	a	41.87	b	45.47		50.97		54.88	f	61.60		66.19		64.52		58.50		52.60		43.73		40.66		51.53	a
1960	37.58		41.81		45.08		51.43		54.21		60.53		66.90	a	63.88	b	59.13		54.26		44.20		39.00		51.50
1961	42.60		45.38		46.87	a	49.47	a	55.47		63.62		66.90		67.97		59.17	a	51.52		41.57		40.34		52.57
1962	38.73		44.20		42.77	a	52.23		52.82		59.87		63.68		64.19		59.77		53.40	b	46.85		42.37		51.74
1963	33.71		47.39		45.08		49.50		56.79		59.52	a	62.69		65.68		64.33	a	55.26		45.20		40.97	a	52.18
1964	41.22	a	41.09		44.35		48.08		53.21		58.33		61.97		60.61		57.03		52.18		41.02		35.31		49.53
1965	39.21		41.62		44.05		50.50		-----	z	59.78		65.03		64.94		57.00		54.89		48.23		38.43	a	51.24	a
1966	40.13		41.82		45.13		49.59	a	53.92		59.35		62.61		63.27	a	61.15		52.05		44.50	a	43.74		51.44
1967	41.74		43.12		42.50		46.22		55.02		63.16	a	64.06		67.60		62.77		53.35		45.13		39.24		51.99
1968	39.56		44.78		-----	z	47.73		55.23		59.15		65.31		62.42		58.77		50.19		44.28	a	34.35		51.07	a
1969	31.11		39.38		45.32		48.82		57.27		64.48		62.63		60.85		58.65		50.85		44.58		41.66		50.47
1970	39.24		44.86		45.02		46.60		53.45		60.93		63.05		62.35		55.75		49.56		43.63		37.57	d	50.17
1971	38.93	a	40.18	c	41.44		48.45		55.06		57.05		64.16		65.90		56.62		49.10		43.72		35.69		49.69
1972	34.27		39.91		45.62	a	45.87		57.29		59.20		63.55		64.73		56.27		49.29		44.22		36.66		49.74
1973	37.42		43.46		45.31		48.64	a	55.97		59.70		63.32		60.89		60.38		51.05		-----	z	42.65		51.71	a
1974	37.39		42.62		44.22	a	49.27		52.34		59.50		62.18		64.58		62.21	a	52.58		46.22		42.22	a	51.28
1975	39.37		40.34		42.52		45.93	a	53.85		58.47	a	65.03		61.69		60.78	a	51.15		43.67		41.18		50.33
1976	41.32	a	40.53		41.15		49.10		55.24		57.00		63.11		61.66		60.90		52.24		44.40		41.66		50.69
1977	35.85		45.91	a	43.40		51.83		53.29		61.75		61.82		66.95	a	57.63		50.45		42.12		40.02	b	50.92
1978	41.24		45.04		47.69		49.72		54.05		63.68		65.55		63.84		58.43		53.24		39.50		35.44		51.45
1979	32.69		39.50	a	47.18		49.00		56.73		60.27		65.68		65.26		62.55	a	54.29		42.28		43.19		51.55
1980	-----	z	43.03		44.65		52.76	a	56.02		58.72		63.55		62.60		59.98		52.74		46.58		43.88	a	53.14	a
1981	44.08		43.41		49.15	a	49.88	a	55.55		58.83		64.82		68.42		60.73		49.87		47.05		40.34	b	52.68
1982	38.31		40.30	c	44.21		47.00	b	55.30	c	63.35	d	62.50	d	64.67	b	60.42	d	51.85	a	40.63		38.78	a	50.61
1983	43.65		45.70		48.50		50.63		58.27	c	59.95		60.43	c	66.03	a	57.63	c	51.27		46.40		33.63		51.84
1984	41.33	b	44.79	a	48.72	a	49.93		53.97	b	60.27	b	64.63	a	64.65		58.50		48.95		43.68		34.97		51.20
1985	35.94		38.39		43.02	a	49.53	a	55.32		59.82		67.55		64.28	a	57.28		50.74		33.93		32.73	a	49.05
1986	44.63		42.59		49.68		48.15		55.82		62.23		62.10	b	67.18		58.38		53.73	a	44.82		39.52	a	52.40
1987	39.39		45.37	a	47.17	a	52.55		56.39		61.74	c	65.00		64.53	a	61.92		53.12	a	47.67		37.95	b	52.73
1988	-----	z	-----	z	45.26		50.67	a	56.48		59.71	b	63.77	a	64.73		59.80		55.78	b	45.12		40.97	a	54.23	b
1989	39.94		32.68		43.32		51.93		54.76		61.60	a	62.97		63.92		60.62		51.55		45.85		41.00	b	50.84
1990	41.10		39.64		45.90		51.77		54.52		60.03		66.77	a	66.79		62.15		49.40		45.92		33.58		51.46
1991	37.88	a	47.35	a	43.68		48.87		53.81		58.19	n	65.19		66.18		60.78		50.79		45.95		42.05	a	51.14	a
1992	42.08		45.98		48.79	g	52.63		58.03		63.22	a	64.94		65.08		58.15		52.95		43.65		36.92		53.06	a
1993	35.00	b	39.63	a	46.60		50.62		59.55		60.12		61.47		63.97		59.82		54.20	a	39.55		38.53		50.75
1994	43.40		39.36		46.66		52.07	a	57.24		59.60		66.24		66.02		62.75		51.40		41.13		39.27		52.10
1995	40.83	b	44.27		45.97		50.45		58.10	b	61.27		65.98		61.61		62.68		-----	z	47.70		41.03		52.72	a
1996	39.50	a	41.40		46.29		52.42		52.27	a	59.07		65.45		64.78	a	57.47		50.45		43.48	a	37.76		50.86
1997	39.98		42.45		45.15		49.43	a	58.40		60.12	a	64.19		67.44		-----	z	52.12	a	-----	z	-----	z	53.25	c
1998	42.00	b	44.43		46.68		51.23		-----	z	-----	z	70.53		70.35		65.75		50.59	h	45.57		39.26		52.87	c
1999	41.81		42.89	a	45.00		48.22		52.19		58.50	b	62.37		64.90	a	59.07		50.78	b	47.23		41.02	a	51.16
2000	39.55	a	43.69		44.94		52.05		56.07	a	60.64	a	64.50		63.66		60.50		52.44		42.20		39.87		51.67
2001	41.62	a	41.50		46.56		50.17		57.74		60.11	l	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	47.52	g
2002	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	64.94	v	64.40		59.10		49.66		46.33		41.92		52.28	g
2003	43.79		41.32		46.76		49.63		54.90		61.84	a	66.82		65.55		61.73		54.56		40.84	a	40.48		52.35
2004	39.55		43.33	b	48.08	a	53.62		57.21		62.78		67.58		68.32	a	59.16	b	53.08	a	44.21	a	41.08	a	53.17
2005	41.08	a	41.57		48.77	a	-----	z	58.23		59.95		64.77		65.72	a	58.21	b	54.48	a	41.62	a	39.35	a	52.16	a
2006	43.92		40.16		45.22	a	49.98		55.23		61.98		66.08		63.29		59.73		50.47		42.53	a	39.39		51.50
2007	36.58		42.55		46.15		49.42		55.13		58.78		65.31		62.74		57.13		49.63		41.75		37.53		50.23
2008	36.29		41.76		42.00		45.15		54.19	b	56.26	a	61.98	h	62.96	r	58.17	a	49.96	c	46.67		33.55	c	46.40	b
2009	35.18	c	40.04		40.26		47.19	a	53.53		61.40		66.95	c	63.81		59.67		48.21	b	43.76	a	33.06		49.42
2010	43.02	e	43.66		45.74		47.87		50.62	a	56.78		62.77		61.73		58.92		51.24		40.60		40.05		50.25
2011	38.47		36.21		43.03		43.75		50.10	a	56.85		60.15		61.84		60.50		49.74		39.72		35.74		48.01
2012	36.53		40.38		40.45		49.37		53.00		56.25	l	61.92		63.40		58.16	b	49.26		43.35		38.15		48.54	a
2013	34.93	d	40.71		44.10		47.39	b	55.03	a	60.78		63.98		65.89		59.73		48.10		42.02		33.52		49.68
2014	38.06		37.21		44.76		49.40		56.69		59.20		65.11		65.29		60.53		54.90		41.27		40.00		51.04
2015	40.71		45.00		47.63		48.62		56.55		63.27		66.90		64.66		56.57		53.75	a	40.03		38.95		51.89
2016	38.68		44.50		46.40		52.97		56.27		59.82		63.12	c	64.43	b	56.35		50.81		46.68		33.52	a	51.13
2017	33.34		38.12		43.31		48.33		54.98		59.73		62.71		64.95		59.83		48.69		43.05		35.85		49.41
2018	41.13		37.66		42.34		47.32		57.19		58.35		65.68		64.77	a	57.48		49.42		44.10		39.02	a	50.37
2019	40.35		32.00		43.35		49.00		56.73		59.13		63.06		64.69		61.71	p	47.62	s	39.77	s	40.15		49.83	c
2020	40.06		39.91	a	41.44		47.58		55.34		57.92		61.97		62.84		60.90		49.69		42.15		39.27	a	49.92
2021	39.13	a	36.50	a	41.94		48.40		52.61	m	67.92	x	64.29		64.24		58.18		48.60		44.35		34.24		47.99	b
2022	37.06		38.77		44.66		45.35		50.29		58.79	a	65.11		66.55		61.48		54.97		39.72		36.02		49.90
2023	42.37		40.95		44.90		48.12		60.23		61.48		66.21		66.77		59.77		53.27		43.70		43.69		52.62
2024	40.02		43.83		46.72	a	49.78		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	45.09	h
Period of Record Statistics
MEAN	38.77		41.53		44.85		49.63		55.43		60.20		64.28		64.36		59.50		51.80		43.82		39.35		51.03
S.D.	4.03		3.24		2.26		2.10		2.07		1.85		2.08		1.94		1.91		2.05		2.80		3.00		1.12
SKEW	-1.23		-0.72		-0.03		-0.26		-0.16		0.50		0.85		0.30		0.49		-0.01		-0.23		-0.40		-0.07
MAX	45.53		48.41		50.40		53.62		60.23		66.57		71.98		70.35		65.75		55.80		50.53		45.29		53.56
MIN	24.76		31.17		39.50		43.75		50.10		56.26		60.15		60.48		55.75		47.41		33.93		32.73		48.01
YRS	90		92		90		90		87		88		89		91		90		89		89		91		65