SHELTON, WA

Average of Minimum Temperature (Degrees Fahrenheit)

(457584)

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
1931	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	48.03	a	39.62	b	32.90		32.45		38.25	h
1932	32.00		31.24		39.00		39.80		43.19		46.15	d	47.53	a	52.60	a	47.10		43.84		40.10	a	29.71		41.02
1933	32.03		28.43		34.17	a	34.52	a	42.97		45.79	a	50.07	a	50.50	y	48.00		43.66	b	40.44	e	-----	z	40.01	b
1934	37.68		35.07	a	38.10		41.29	b	44.77		45.73	d	49.61	c	51.87	a	48.00	a	42.66	b	40.14	b	35.68		42.55
1935	31.65		33.23	b	31.97		33.43	b	40.67	a	47.38	a	50.00	d	48.81		46.90		40.00		32.57		35.16		39.31
1936	34.16		27.48		34.14	b	44.05	k	46.10	a	50.39	b	49.61	c	52.10		45.50		43.81		33.37		37.35		41.27	a
1937	23.35		31.93		37.65		39.79	a	40.87		49.76	a	53.16		51.64	c	48.67		44.97		39.97		37.48		41.60
1938	35.97		33.39		35.10		39.87		44.10	b	48.14	a	51.31	e	49.29		50.63		40.42		34.17		34.50	a	41.41
1939	37.58		32.21		34.27	a	39.40		41.94		48.57	b	50.10		49.61		46.90		42.84		39.07		37.23		41.64
1940	34.63	a	36.41		38.48		41.47		44.00		48.87		51.94		50.70	a	51.33		45.77		33.70		35.35		42.72
1941	33.53	a	33.64		36.77	a	39.40		44.16		48.10	a	54.06		52.90		47.70		44.06		37.73		33.37	a	42.12
1942	30.16		34.14		33.42		40.17		44.52		47.90		54.07	a	53.55		47.28	a	43.06		35.73		36.90		41.74
1943	27.10		32.04		31.77		40.23		41.94		47.33		50.94		50.84		-----	z	41.00	b	37.17	a	30.90		39.21	a
1944	31.67	a	31.48		32.23		37.70		41.57	a	46.52	a	50.61		51.32		48.77		44.00		36.57		29.10		40.13
1945	33.55		33.71		33.68		35.17		43.80	a	41.23		49.03		49.06		44.23		41.10		37.13		32.42		39.51
1946	33.97		34.29		35.00		38.00	a	46.13	a	47.03		50.90		50.87		46.63		36.77		29.74	c	34.45	b	40.32
1947	27.58		33.04	a	35.52		37.67		44.23		48.04	c	50.19		51.10	a	46.40		44.23		37.23		35.00		40.85
1948	32.32	c	31.22	b	-----	z	-----	z	-----	z	51.45	a	50.74		54.03		44.77		39.06		35.69	a	29.65		40.99	c
1949	20.77	a	29.30	a	36.29		38.59	a	43.65		44.60		48.39		49.60	a	46.38	i	36.79	c	41.23		33.29		38.41	a
1950	20.37	a	31.96		35.58		35.83		39.68		48.17		50.45		51.84		45.47		42.13		37.53		40.35		39.95
1951	31.74		32.61		30.52		35.10		41.45		46.47		51.58		50.10		46.47		42.32		35.72	a	30.48		39.55
1952	30.77		33.00		34.10		35.53		41.00	a	46.10		49.84		51.83	b	46.27		42.29		33.70		34.90	a	39.94
1953	38.67	a	34.64		34.97		37.87		42.27	a	46.83	a	48.93	b	52.17	a	47.20		43.45		40.59	a	37.19		42.06
1954	30.90	a	34.68		30.94		36.90		41.90		46.17	a	48.63	a	52.13		49.80		40.84		41.40		34.60	a	40.74
1955	34.03		30.82		32.10		33.63		40.00		47.53		51.39		47.55		45.20		41.63	d	33.14	a	32.68		39.14
1956	32.29		31.21		33.45		37.60		43.42		47.33		51.68		52.26		47.00		41.84		34.10	a	35.93	a	40.68
1957	26.57	a	32.14		35.57	a	40.70		46.81		50.03		49.19		47.81		49.40		41.74		34.70		36.29		40.91
1958	36.26		40.11	a	33.32		37.30		46.61		52.60		54.10		52.87		47.00		42.32		34.57		37.97		42.92
1959	34.16		35.21		35.74		38.53		40.77		49.33		51.96	c	48.97		47.80		42.35		34.47		33.61		41.08
1960	33.32		32.90		35.48		39.60		43.26		47.97		51.23		52.00		45.07		43.42		36.27		33.00		41.13
1961	35.81		38.59	a	36.94		39.17		43.84		49.67		53.39		54.13		45.40		39.55		31.87		34.27	a	41.88
1962	31.39		35.07		32.52		39.87		42.84		47.10		50.48		52.03		46.97	a	43.84		39.93		36.84		41.57
1963	27.47	a	39.00		33.87		40.27		42.45		-----	z	51.90		-----	z	51.17		-----	z	38.67		-----	z	40.60	d
1964	-----	z	-----	z	35.55		37.27		41.74		49.33		51.77		51.39		47.57		40.35		34.90	a	31.45		42.13	b
1965	34.23		37.43		32.59	b	39.87		42.29		48.20		52.81		54.13		45.13		44.19		42.30		34.52		42.31
1966	34.16		32.61		35.17	a	39.87		42.87		48.53		52.26		52.33	a	50.57		40.77	a	37.28	a	39.84		42.19
1967	36.73	a	35.18		34.52		36.20		44.48		53.00		52.73	a	54.39		48.70		45.32		37.00		34.23		42.71
1968	33.30	a	33.38		38.77		38.17		45.03		48.30		52.65		52.52		49.28	a	41.90		38.53		30.87		41.89
1969	27.13		30.75		33.32		39.07		44.90		53.90		51.81		50.03		49.37		40.03		39.33		37.16		41.40
1970	33.94		34.89		35.16		37.40		42.58		49.90		51.67	a	50.68		45.45	a	39.29		36.83		33.10		40.91
1971	34.48		34.11	a	32.84		38.07		45.13		48.47		53.13		54.84		45.83		40.97		40.40		32.81		41.76
1972	30.77		32.52		38.35		35.83		45.94		50.03		52.42		53.19		45.53		37.90		37.67		31.19		40.95
1973	31.39		33.00		36.39		38.27		44.61		48.87		52.52		49.32		48.34	a	42.42		35.40		37.81		41.53
1974	30.13		34.79		35.74		40.20		42.65		48.63		51.52		53.42		49.07		39.13		40.18	b	36.13		41.80
1975	33.87		32.04		32.65		35.30		43.77		47.90		53.71		52.77		46.40		43.71		37.70		34.77		41.22
1976	35.16		33.24		33.52		37.63		43.81		46.50		51.74		53.39		50.20		41.35		37.77		36.00	a	41.69
1977	32.67	a	38.11		36.10		39.20		43.06		49.47		50.48		55.58		48.30		41.52		36.13		35.00		42.13
1978	38.06		39.32		38.81		40.83		43.45		52.13		54.52		53.48		51.10		43.33	a	32.53		30.39		43.16
1979	27.03		34.18		37.48		41.27		44.90		47.80		53.35		54.06		51.03		45.32		35.77		37.77		42.50
1980	28.19		36.41		37.23		40.57		45.23		49.37		53.48		53.10		50.50		42.90		42.20		39.29		43.21
1981	37.03		37.00		38.77		40.53		45.97		49.23		53.03		54.61		49.87		41.13		38.97		35.94		43.51
1982	34.26		34.85	a	35.13		35.87		43.68		51.07		52.48		52.87		50.00		42.61		34.00		33.19		41.67
1983	38.19		38.14		39.06		37.80		46.81		50.37		53.55		54.55		46.07		41.32		41.41	a	30.37	a	43.14
1984	36.94		37.24		39.90		39.17		43.16		49.50		51.74		52.23		48.50		41.45		38.63		31.10		42.46
1985	31.16		31.54		33.74		40.23		44.77		48.93		53.97		51.58		47.23		43.77		30.17		31.71		40.73
1986	37.23		35.46		40.87		39.50		46.39		51.60		52.03		54.90		50.60		45.35		39.87		35.58		44.12
1987	34.77		37.71		38.45		41.27		46.55		49.53		53.45		52.03		49.43		41.07	a	40.80		33.23		43.19
1988	32.39		36.55		35.81		41.03		44.90		48.33		52.10		52.06		48.13		48.67	a	39.73		35.32		42.92
1989	35.58		27.61		36.42		41.47		45.16		50.60		52.70	a	53.29		47.90		43.33	a	40.80		39.00		42.82
1990	37.23	a	32.25		36.67	a	43.37		45.68		51.10		54.97		55.48		52.63		42.42		40.53		29.55		43.49
1991	32.84		39.21		35.19		38.83		45.61		48.47		53.68		55.23		49.90		39.65		41.50		37.53	a	43.14
1992	36.53	a	39.14		40.13		42.40		46.77		52.93		55.00		53.87		47.60		45.45		39.37		32.71		44.33
1993	29.45		29.93		37.81		43.30		49.58		51.23		52.77		54.29		47.50		45.79	b	33.03		35.97		42.55
1994	38.33	a	34.07		38.52		43.73		46.03		48.77		53.26		54.16		51.63		41.13		34.47		33.71		43.15
1995	34.94		36.86		35.55		40.30		46.58		50.43		54.97		52.23		-----	z	43.13		42.03		35.50	a	42.96	a
1996	35.77	a	32.52		37.84		43.03		43.84		48.87		53.71		-----	z	46.37		41.03		35.55	a	31.33	a	40.90	a
1997	32.55	b	33.11		36.00		38.20		47.13		48.59	a	52.00	a	53.83	a	50.33		42.72	b	37.79	a	32.68	c	42.08
1998	35.62	b	35.39		37.27	a	36.52	c	45.07	c	49.79	a	54.70	a	51.76	b	45.83		40.90		40.45	a	32.63	a	42.16
1999	35.45	b	33.93		33.65		35.07		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	34.52	h
Period of Record Statistics
MEAN	32.85		34.01		35.58		38.80		44.02		48.76		51.94		52.24		47.98		42.19		37.24		34.36		41.78
S.D.	3.94		2.84		2.38		2.37		1.97		2.12		1.74		1.89		1.99		2.18		3.12		2.72		1.20
SKEW	-1.10		0.08		0.08		-0.19		0.03		-0.29		-0.32		-0.45		0.24		-0.01		-0.31		0.03		-0.22
MAX	38.67		40.11		40.87		43.73		49.58		53.90		55.00		55.58		52.63		48.67		42.30		40.35		44.33
MIN	20.37		27.48		30.52		33.43		39.68		41.23		47.53		47.55		44.23		36.77		29.74		29.10		39.14
YRS	67		67		67		66		66		66		67		64		65		67		68		66		58