ELECTRON HEADWORKS, WA

Average of Minimum Temperature (Degrees Fahrenheit)

(452493)

File last updated on April 20, 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
1943	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	38.77		34.17	a	29.74		34.23	i
1944	30.06		29.39	a	30.32		34.90		38.10		43.73		46.29		46.16		43.47		39.58		32.90		27.57	c	36.87
1945	30.10		31.36		30.97		32.93		40.03		41.31	a	44.48		44.32		39.66	a	37.24	b	32.70		30.27	a	36.28
1946	30.26		29.81	a	31.74		34.53		39.29		44.07	a	46.73	a	45.48		42.00	a	33.74		29.80		30.03		36.46
1947	24.74		31.25		32.77		36.80		41.13		43.57		45.84		42.93	b	41.97		40.42		33.83	a	32.74		37.33
1948	26.75	c	27.24		30.23	a	33.43		39.81		46.50		44.68		48.65		39.90		34.81		31.70		26.42		35.84
1949	16.71		25.71		31.06		33.70		39.39		39.57		44.30	a	45.84		42.53		33.63	a	37.33		27.77		34.80
1950	14.84		28.46		30.77		31.83		35.23		42.47		44.29		45.45		39.23		37.23		32.80		35.77		34.86
1951	26.94		30.36		28.16		30.43		37.00		41.70		43.61		41.23		40.57		37.97		31.67		26.26		34.66
1952	25.94		28.79		30.13		32.27		37.55		41.60		43.42		45.68		39.83		36.13		26.33		29.61		34.77
1953	35.16		29.50		30.42		33.53		37.84		42.32	b	45.16		45.94		41.76	a	37.29		35.17		31.74		37.15
1954	27.32		30.00		25.87		31.00		37.42		41.47		43.74		45.84		42.57		35.10		37.07		29.48		35.57
1955	28.97		26.54		25.48		30.30		35.55		43.27		45.81		43.81		41.33		39.13		28.50		29.23		34.83
1956	28.29		25.97		28.71		32.90		39.13		43.97		46.06		44.97		40.27		36.55		30.73		31.48		35.75
1957	21.48		28.39		32.03		35.07	a	42.32		45.40		45.06		43.84		42.34	a	37.19		29.97		31.71		36.23
1958	33.06		35.64		28.97		32.90		41.61		48.43		48.48		45.03		42.30		37.52		32.93		35.87		38.56
1959	31.77		31.00		32.03		34.47		36.97		45.40		45.87		43.42		43.50		38.55		31.87		30.39		37.10
1960	28.84		29.59		30.94		35.17		38.84		42.13		44.73	a	47.03		41.37		39.03		32.70		29.87		36.69
1961	32.94		34.71		33.81		35.57		38.87		45.27		47.39		47.19		37.97		35.00		28.83	a	30.53	a	37.34
1962	28.06		29.86		29.30	a	35.67		38.97		41.27		44.26		46.63	a	43.13		37.42		33.67		31.22	d	36.62
1963	24.19		34.75		31.74		35.43		38.23		43.83		46.45		46.87		46.37		39.87		34.33		31.61		37.81
1964	31.71		28.69		31.16		32.20		36.45		43.47		46.32		45.86	b	41.20		37.35		30.67		27.45		36.04
1965	30.42		31.43		28.19		34.70		36.65		42.03		46.81		48.65		39.93		39.58		36.87		28.42		36.97
1966	30.45		29.54		30.58		34.20		36.52		42.77		45.94		44.81		44.23		36.65		35.07		35.23		37.16
1967	33.58		31.14		30.32		31.23		38.77		45.93		45.48		45.97		43.10		39.81		33.10		30.77		37.43
1968	30.19		31.24		34.17	a	32.80		39.48		45.17		47.48		46.16		43.47		37.71		34.17		27.77	a	37.48
1969	23.97		28.33	a	30.16		35.13		39.55		49.50		45.68		45.32		45.50		34.87		34.70		33.03		37.15
1970	30.81		32.29		31.32		32.87		38.10		45.40		46.29		44.35		41.00		36.03		32.97		29.39		36.73
1971	28.27	a	30.89		29.35		33.10		38.71		42.27		46.58		47.65		39.66	a	36.53	a	33.53		29.19		36.31
1972	25.45		29.45		33.39		32.50		39.94		45.10		46.16		46.16		39.10		33.00	a	32.20		25.90	a	35.70
1973	27.16		29.21		32.00		32.60		39.45		45.27		46.19		43.26		42.13		37.42		31.53		33.55		36.65
1974	25.03		31.54		31.71		35.03		37.16		42.46	d	46.00		45.23		41.13		34.48		34.67		31.58		36.34
1975	29.13	a	29.61		30.13		30.67		37.10		42.53		50.03		46.19		39.40		37.97		31.93		31.58		36.36
1976	30.81		29.10		28.68		32.23		36.90		40.17		46.29		47.03		45.27		35.58		31.30		30.90		36.19
1977	25.61		32.93		31.39		34.43		37.74		43.80		45.16		49.03		42.50		34.13		29.87		31.58		36.51
1978	33.55		34.21		34.35		34.93		38.29		44.10		47.94		47.74		44.03		36.65		27.50		24.26		37.30
1979	22.19		29.75		32.03		34.13		39.45		41.17		45.61		46.90		43.33		38.45		31.73		35.16		36.66
1980	24.94		32.38		34.87	a	38.90		38.21	c	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	33.86	g
Period of Record Statistics
MEAN	27.83		30.27		30.79		33.64		38.43		43.57		45.85		45.74		41.86		36.98		32.45		30.41		36.46
S.D.	4.40		2.31		2.07		1.84		1.57		2.15		1.38		1.68		1.96		1.93		2.50		2.74		0.92
SKEW	-0.96		0.34		-0.39		0.32		0.26		0.64		0.64		-0.32		0.22		-0.22		-0.26		0.07		-0.31
MAX	35.16		35.64		34.87		38.90		42.32		49.50		50.03		49.03		46.37		40.42		37.33		35.87		38.56
MIN	14.84		25.71		25.48		30.30		35.23		39.57		43.42		41.23		37.97		33.00		26.33		24.26		34.66
YRS	37		37		37		37		37		36		36		36		36		37		37		37		36