SEDRO-WOOLLEY, WA

Average of Minimum Temperature (Degrees Fahrenheit)

(457507)

File last updated on April 23, 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
1896	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	50.73	e	39.63		40.23		29.47		38.16		39.64	g
1897	33.29		34.89		30.68		39.33		45.68		52.20		49.19		52.06		45.31	a	41.29		34.30		34.29		41.04
1898	33.13		38.48	a	33.13		40.70		45.45		49.93		50.39		52.16		48.00		42.23		36.40		31.24	b	41.77
1899	34.17	b	29.92	b	34.52		39.40		44.03		45.50		-----	z	52.28	f	50.07		42.71	g	46.33		39.32		40.36	c
1900	38.77		34.89		40.14	j	36.17		39.79	c	46.00		46.13		45.32		42.87		38.55		31.17		34.65		39.48	a
1901	28.00		29.68		33.67	a	33.61	b	41.90		43.17		42.72	b	52.80	a	43.13		43.19		39.37		30.19		38.45
1902	-----	z	37.52	a	37.47	a	40.33		46.42		46.00		48.30	a	45.61	h	41.07		42.45		36.90		34.52		41.10	b
1903	34.55		28.68		31.68		38.40		42.73	a	49.73		48.06		50.03		46.43		41.74		38.72	a	34.45		40.43
1904	34.30	a	32.72		34.10		42.67		42.19		45.43	g	50.19		47.45		44.53		45.32		42.70		36.71		41.17	a
1905	33.16		32.86		41.13		40.53		43.00		-----	z	50.19		50.52		49.97		37.97		36.03		36.26		41.06	a
1906	36.16		34.75		35.87		40.40		44.55		48.37		51.94		47.55		48.47		44.35		36.63		35.81		42.07
1907	23.55		33.57		33.68		37.57		44.00	a	46.19	c	48.81		50.13	a	48.00		44.90		38.70		-----	z	40.83	a
1908	32.16		33.00		35.19		38.64	b	43.16		44.04	g	48.65		46.16		41.73		37.97		40.17		29.65		38.77	a
1909	24.19		34.75		-----	z	37.10		41.13		43.57		45.06		43.48		43.83		42.42		36.57		28.25	c	38.21	a
1910	29.57	c	29.48	a	38.23		40.23		43.35		44.83		45.32		44.68		45.77		43.81		37.20		36.32		39.90
1911	27.67	a	30.54		33.77		34.10		42.61		43.57		48.13		47.26		46.93	a	39.10		35.40		35.53	a	38.72
1912	33.84		36.17		30.90		39.47		44.94		45.77		49.81		49.65		44.77		40.26		39.37		34.32		40.77
1913	28.48		28.89		31.71		39.43		42.68		47.53		49.19		50.10		46.87		42.29		37.17	a	35.61		40.00
1914	36.23		32.43		36.81		40.50		42.65		46.10	a	46.52		46.55		47.50		44.26		40.21	b	27.71		40.62
1915	31.06		36.79		39.16		40.76	a	45.10		46.87		51.39		-----	z	45.20		43.90		35.17		34.26		40.88	a
1916	19.83	b	31.72		35.97		40.47		41.42		46.30		50.16		49.29		44.23		36.42		32.60		28.94		38.11
1917	29.03		30.86		32.35		39.70		41.90		45.97		46.74		46.90		46.43		42.65		41.83		35.97		40.03
1918	36.13		32.00		35.84		35.50		41.29		46.07		49.58		50.00	a	44.40		44.68		37.90		32.90		40.52
1919	32.68		32.79		35.16		39.77		42.39		43.03		44.45		47.29		45.07		38.06		37.03		29.87		38.97
1920	31.00		30.31		35.52		35.43		38.71		47.20		49.81		48.32		47.50		41.90		38.20		37.42		40.11
1921	34.06		34.50		34.65		37.23		40.32		49.47		45.77		48.52		45.67		41.71		37.63		29.87		39.95
1922	26.97		29.79		33.84		36.67		41.71		46.00		46.58		48.13		47.17		44.42		33.10		28.36	c	38.56
1923	32.84		27.79		34.68		40.03		44.19		48.80		52.97	a	49.39		45.23		42.10		37.13		34.84		40.83
1924	33.55		39.72		33.19		38.27		43.48		46.27		48.42		49.06		46.07		44.39		35.63		26.24	b	40.36
1925	34.90	a	37.68		36.06		40.97		44.29		46.57		48.55		49.23		46.73		37.80	a	37.53		38.10		41.53
1926	33.32		37.93		36.74		40.33		46.00		48.40		49.58		49.77		43.37		45.16		39.87		32.68		41.93
1927	33.06		33.32		34.10		37.53		42.26		49.20		49.81		49.97		48.93		44.23		37.43		27.87		40.64
1928	34.90		33.79		38.81		40.60		44.26		49.50		51.23		47.10		44.33		43.19		39.30		32.13		41.59
1929	24.48		22.75		36.87		-----	z	43.26		49.17		48.42		48.87		44.67		43.32		34.07		34.68		39.14	a
1930	19.68		35.54		35.64	i	42.50	b	42.03		48.70		48.03		48.58		46.97		39.33	a	30.12	n	34.52		40.59	b
1931	38.65		34.00		38.13		39.97		43.81		49.00		48.87		46.61		49.32	b	41.16		33.10		34.00		41.38
1932	30.77		32.52		37.90		40.93		43.29		47.47		47.84		51.16		44.80		43.23		40.52	a	28.68		40.76
1933	32.10		28.07		36.06		35.83		42.77		45.07		47.13		50.22	d	47.80		43.42		39.57		37.17	a	40.43
1934	37.87		38.82		39.26		43.03		47.13		47.13		50.90		51.19		48.33		44.23		43.93		35.97		43.98
1935	33.39		37.18		34.42	e	36.47		41.61		49.87		50.10		50.16		47.20		40.35		34.23		36.55		40.96
1936	34.84		22.79		33.87		41.33		46.87		50.90		49.55		50.61		45.60		43.71		33.07		36.06		40.77
1937	19.47	a	32.11		39.81		41.27		43.42		50.50		51.23		51.61		48.93		44.19		40.00		35.19		41.48
1938	33.52		34.11		36.81		40.80		42.55		47.27		49.26		47.65		49.33		42.77		34.27		33.35		40.97
1939	37.39		31.04		35.13		40.40		44.71		48.30		50.29		49.48		46.70		43.00		43.33		40.68		42.54
1940	35.84		38.28		40.39		44.10		46.16		47.07		50.97		51.87		51.60		47.90		34.53		36.16		43.74
1941	37.68		37.21		39.06		41.57		45.84		49.93		54.29		52.10		49.93		45.97		39.43		35.26		44.02
1942	32.90		34.75		37.48		42.00		46.10		49.67		55.61		54.29		47.53		43.74		35.90		36.68		43.05
1943	27.77	a	33.50	b	34.00		41.97		43.26		47.40		49.45		49.13		46.23		42.90		37.10		30.13		40.24
1944	34.20	a	34.04	a	34.87		39.80		47.87		52.63		57.16		54.58		47.77		44.39		38.20		28.71		42.85
1945	33.45		35.82		35.77		38.57		45.03		46.23		48.26		48.32		45.57		41.19		36.80		32.55		40.63
1946	35.68		34.15	b	36.35		40.43		43.42		48.70		50.65		49.10		49.20		38.58		33.03		32.94		41.02
1947	28.10	a	33.46		36.39		41.43		44.97		50.13		49.68		48.03		46.47		44.61		35.03		36.43	a	41.23
1948	32.10		31.10		34.77		38.87		44.84		50.33		50.06		53.29		45.60		39.77		35.93		29.26		40.49
1949	21.61		28.96		36.03		40.40		42.03		45.53		48.06		50.10		47.20		39.23		41.90		30.71		39.31
1950	15.42		32.14		36.84		37.97		39.87		51.47		49.70	a	49.32		44.50		43.13		36.20		38.97		39.63
1951	31.42		32.54		32.29		35.67		42.77		46.87		49.03		46.42		46.40		43.29		37.10		30.26		39.50
1952	31.39		34.00	a	35.23		37.63		43.55		45.40		48.48		49.90		46.73		41.35		32.43		36.00		40.18
1953	38.19		34.89		36.77		41.03		45.68		48.07		50.19		51.97		47.67		43.52		42.50		36.50	a	43.08
1954	28.26		35.68		31.26		36.47		43.29		46.43		47.97		50.42		49.07		40.90		42.10		34.70	a	40.55
1955	32.47	a	31.30	a	31.35		36.13		40.74		47.72	a	48.81		46.81		46.07		42.80	a	30.57		30.84		38.80
1956	32.52		29.03		33.84		36.73		42.87		48.97		49.48		48.58		46.27		41.87		32.97		32.74		39.66
1957	21.23	a	29.61		35.87		40.23		46.39		48.90		48.90		48.06		46.67		40.61		34.00		37.13		39.80
1958	37.65		41.11		35.58		39.13		44.71		52.77		52.68		48.87		47.70		42.35		34.47		38.58		42.97
1959	34.35		34.32		37.65		39.77		43.65		49.97		49.74		48.42		48.00		42.16		34.10		34.16		41.36
1960	33.10		34.07		35.58		40.57		45.06		47.93		47.81		51.45		45.67		43.94		37.10		32.68		41.25
1961	34.97		38.79		39.13		40.97		45.45		49.20		51.87		50.03		45.23		39.13		33.90	a	33.52		41.85
1962	31.13		35.50		32.84		41.03		43.61		46.60		48.97		52.03		47.67		43.45		40.37		35.52		41.56
1963	26.26		39.70	a	35.71		40.73		43.00		48.83		50.65		51.26		50.30		46.48		38.37		35.19		42.21
1964	36.35		32.38		36.10		36.97		41.71		48.80		51.68		50.90		46.20		41.32		-----	z	30.35	k	42.24	b
1965	32.90		34.39		31.77		39.90		40.77		45.79	a	50.52		52.48	b	45.17		43.16		42.27		34.55		41.14
1966	34.00		33.79		35.81		38.87		41.48		47.65	d	48.68		48.77	a	49.57		40.00	a	37.93		39.97	a	41.38
1967	35.19		34.61		34.81		37.50		44.87		50.10		48.57	a	51.00		48.21	a	45.71		37.20		33.48		41.77
1968	33.16		34.66		39.97		38.23		43.33	a	47.83	a	50.45	b	50.94		47.10	a	41.90		38.57		28.84		41.25
1969	24.81		32.29		33.94		39.63		44.93	a	52.13		48.28	b	48.40	a	48.79	a	40.77		38.43		37.10		40.79
1970	32.68		34.75		34.74		38.62	a	41.53	a	48.73		48.94		48.40	a	43.70		38.45		37.00	a	32.55		40.01
1971	31.39		35.07		33.48		39.80		43.37	a	48.24	a	50.10	a	52.68		46.67		40.35		39.37		30.03		40.88
1972	28.58		32.69		38.58		37.87		46.48		49.10		51.06		50.71		44.47		37.90		37.63		29.45		40.38
1973	31.90		34.07		37.19		37.77		43.87	a	49.00		49.42		48.53	a	47.87		44.13		34.93		37.87	a	41.38
1974	29.40	a	35.07		35.87		41.83	a	43.19		48.70		51.48		50.77		49.10		40.45		39.30		38.29		41.96
1975	32.63	a	32.25		34.03	a	36.73		44.48	b	48.37		51.52		51.52		46.73		42.94		35.97		33.32		40.87
1976	35.03		-----	z	33.84		38.97		43.74		46.24	a	51.45		52.48		50.10		41.81		35.93		37.29		42.44	a
1977	28.74		36.79		36.06		40.31	a	43.97		49.00		50.03		53.57	a	47.50		41.53	a	35.23		32.97		41.31
1978	35.39		37.46		38.84		41.87		44.52		51.33		52.74		53.32		50.03		42.19		31.70		30.55		42.50
1979	24.97		31.35	b	37.00		40.40		46.26		47.20		52.29		52.32		51.63		44.26		34.33		38.86	b	41.74
1980	27.29		35.76		37.68		42.67		45.87		49.90		51.42		51.26		49.30		42.35		40.67		38.03		42.68
1981	35.71		34.21		39.06		40.53		46.77		49.67		53.52		53.13		49.10		40.71		39.43		34.77	a	43.05
1982	31.77	a	32.79		35.10		37.70		43.74		50.73		-----	z	52.19		50.53		42.39		33.60		32.37	a	40.26	a
1983	37.77		38.89		41.19		40.63		47.94		50.90		53.35		53.39		47.38	a	41.61		42.37		28.42		43.65
1984	35.67	a	37.38		40.52		41.30		44.77		49.47		50.32		51.71		48.40		41.83	a	38.62	a	30.19		42.52
1985	27.65		31.43		33.97		40.77		45.45		49.10		51.77		50.32		46.03	a	43.20	a	26.76	a	28.61		39.59
1986	39.39		33.37	a	41.71		40.60		46.23		50.57		51.17	a	52.74		48.43		42.32		38.53		35.55		43.38
1987	34.90		38.89	a	41.29		43.40		45.69	b	49.13		52.84		50.74		48.17		38.63	a	42.87		33.65		43.35
1988	34.29		34.96	a	37.32		41.61	b	46.42		49.47		51.26		51.35		47.24	a	46.84		40.63		36.16		43.13
1989	34.68		26.68		37.06		42.17		45.43	a	51.17		51.33	a	52.50	a	47.33		43.65		39.66	a	36.35		42.33
1990	35.90	a	30.77	b	38.00		43.73		46.84		51.03		54.23		54.19		49.40		43.90		40.33		27.70	a	43.00
1991	31.94		39.26	a	36.03	a	40.90		47.23		49.77		53.35		53.71		48.93		40.71		40.59	a	37.80	a	43.35
1992	38.38	b	38.07	a	39.03		44.03		46.90		51.76	a	54.35		52.71		48.13		44.90		40.45	a	32.26		44.25
1993	26.53	a	31.75		38.74		43.66	a	50.61		52.11	b	53.58		54.13		46.34	a	45.00		32.93		34.48		42.49
1994	39.55		32.79		38.84		44.10	a	46.87		49.53		51.97		52.97		49.80	e	43.33	a	35.57	b	36.10		43.45
1995	35.03		35.96		38.43	a	41.37		46.55	b	51.67		-----	z	-----	z	51.63		45.29		41.20		36.57	a	42.37	b
1996	34.10	a	33.36	a	38.58		44.93		44.48	d	49.17	a	52.93	a	53.03		48.90	a	42.27	a	37.07		32.48		42.61
1997	34.87		34.96		38.93	b	41.52	a	49.77	a	51.67		53.34	b	55.65		52.28	a	44.81		42.40		35.97		44.68
1998	-----	z	40.81	a	39.90		40.50		45.43	c	48.50	b	51.35		48.39		44.00		39.77	a	37.75	b	30.03	a	42.40	a
1999	34.14	c	34.46	b	34.97	b	34.89	c	39.23	a	46.90		47.81		50.93	d	44.60		36.86	b	38.50	b	31.29		39.55
2000	29.81		32.64	d	37.37	a	43.20		46.81		51.03		53.00	b	52.10		50.14	a	44.29		35.60		34.68		42.55
2001	36.90		32.86		38.32		40.20		45.48		48.90	a	51.17	a	53.84		49.83		43.00		42.33		35.03		43.16
2002	36.42		35.29		34.16		40.00	a	45.19		50.38	a	53.26		51.12	e	47.24	a	40.83	a	39.73		36.43	a	42.50
2003	36.77		34.96	c	40.55		42.68	b	45.87	a	51.79	a	52.58		51.90		49.07		46.84		34.33		37.23	a	43.71
2004	35.17	a	37.79	a	40.10	b	43.11	c	48.72	b	52.43	b	54.90	a	56.33	a	49.73		43.87		38.34	a	36.93	a	44.79
2005	35.94		32.71		40.65		42.37		50.71		52.57		53.77	a	53.87		47.45	a	47.10	b	37.32	b	34.83	a	44.11
2006	39.80	a	33.36	c	38.00	a	41.37		45.90	a	52.20		53.94		50.34	b	47.69	a	39.10	a	38.59	a	36.23	a	43.04
2007	30.06		37.41	a	38.97		41.45	a	44.26		49.14	a	54.74		51.06		47.57		42.21	c	37.20		33.71		42.32
2008	33.42		35.83		36.84		38.00	a	47.30	a	49.00		51.32		54.32		48.55	a	41.06		42.93		29.94		42.38
2009	30.97		34.46		34.74		40.33		47.12	w	52.47		54.90		53.52		51.87		43.42		41.77		29.32		42.52	a
2010	41.74		39.89		39.93	a	42.17		45.00		50.83		52.60	a	53.74		53.87		45.43	a	37.30		37.55		45.00
2011	35.13		32.29		37.74		38.80		44.84		51.73		52.87		52.74		51.96	b	45.42	g	34.45	a	30.21	g	43.26	b
2012	31.32	f	37.30	i	37.75	s	41.48	i	-----	z	46.53	k	49.71	j	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
2013	27.75	k	36.76	g	36.95	i	40.83	l	-----	z	-----	z	53.45	t	53.78	h	51.18	h	41.17	a	39.84	k	33.31	e	37.24	j
2014	34.74		30.59	a	38.68	f	40.79	a	49.87		49.97		53.92	e	56.35	e	52.31	q	50.48	f	37.85	c	35.88	g	44.26	d
2015	34.00	j	40.11	i	39.72	m	36.53	o	46.73	t	-----	z	56.11	m	54.31	e	48.69	d	46.46	g	35.73	o	36.24	f	51.50	j
2016	36.25	o	41.09	f	41.48	f	42.91	s	47.78	m	51.26	c	54.24	b	54.10		49.23		47.00		45.33		30.45		47.37	e
2017	30.29		33.29		38.93	a	43.53		47.00		51.07	a	52.16		53.26		50.60		41.90		40.70		31.74		42.87
2018	37.32		33.04		37.13		42.33		49.23		51.40		54.29		53.48		49.24	a	41.90		40.66	a	34.71		43.73
2019	35.06		27.81	b	35.21	c	41.03		47.90		51.03		54.97	a	55.43	a	52.21	a	40.42		36.07		37.13		42.86
2020	36.39		35.11	a	35.12	e	40.61	b	49.26		51.10		53.45		52.55		53.20		45.29		39.13		36.32		43.96
2021	37.06		33.61		37.55		41.47		44.81		54.17		53.29		-----	z	50.83		44.74		40.90		30.10		42.59	a
2022	33.90		34.86		39.45		39.53		45.58		52.53		55.10		56.19		50.21	a	43.61		32.80		29.13		42.74
2023	38.00		34.86		35.94		38.73		49.67	a	49.00		52.56	d	55.57	a	48.96	g	45.29		37.17		39.77	a	43.32	a
2024	34.03	a	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	34.03	k
Period of Record Statistics
MEAN	32.54		33.82		36.36		39.96		44.54		48.86		50.61		50.81		47.48		42.44		37.56		33.88		41.60
S.D.	4.68		3.29		2.53		2.26		2.39		2.30		2.57		2.59		2.49		2.34		3.36		3.27		1.56
SKEW	-1.13		-0.45		-0.04		-0.44		0.22		-0.28		-0.16		-0.15		-0.17		-0.26		-0.16		-0.28		0.01
MAX	41.74		41.11		41.71		44.93		50.71		54.17		57.16		56.35		53.87		47.90		46.33		40.68		45.00
MIN	15.42		22.75		30.68		33.61		38.71		43.03		42.72		43.48		39.63		36.42		26.76		26.24		38.11
YRS	122		122		119		122		122		121		121		121		124		123		123		122		102