SPIRIT LAKE RANGER STN, WA

Average of Minimum Temperature (Degrees Fahrenheit)

(457919)

File last updated on April 25, 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
1932	-----	z	-----	z	-----	z	-----	z	31.68		-----	z	-----	z	-----	z	39.87		38.07	a	33.66	a	24.86	c	33.62	g
1933	23.52		18.33	a	28.25	c	29.00	a	32.03		33.96	b	37.68		45.03		39.60		36.90		32.73		31.10		32.34
1934	31.79	c	31.39		32.74		37.89	b	38.83	b	41.87		44.94		47.13	a	41.23		37.84		34.67		29.81		37.51
1935	24.06		27.56	a	24.06		27.41	a	31.45		36.63		46.42		43.87	a	42.90		35.16		26.00		30.63	a	33.01
1936	27.87		20.96	a	24.53	a	28.90		34.40	a	40.93		46.35		46.06		40.73		39.06		31.38	a	29.26		34.20
1937	11.55	b	23.11	a	29.83	b	29.73		32.13	a	-----	z	-----	z	-----	z	-----	z	-----	z	33.19	i	28.61		25.83	f
1938	27.06		26.56	a	27.74		30.55	a	32.48		39.20		47.43	a	43.45		45.10		37.29		29.20		28.55		34.55
1939	28.23		22.18		25.06		31.48	a	32.84		36.97		46.71		45.52		41.70		36.52		34.04	b	31.52		34.40
1940	26.68		29.86		29.84		32.10		37.26		42.83		47.61		46.35		45.10		39.52		29.10		29.61		36.32
1941	29.29		-----	z	-----	z	-----	z	-----	z	-----	z	49.35		47.58		41.50		37.42		33.53		27.97		38.09	e
1942	26.61		26.71		26.90		30.70		33.68		39.23		-----	z	48.90		42.77		37.84		30.10		28.45		33.81	a
1943	22.83	a	26.54		25.61		30.97		31.42		34.27		44.87	a	44.84		42.60		37.65		32.70		28.48		33.56
1944	25.42		24.86		25.00		30.23		32.71		41.00		47.37	a	45.43	a	43.60		40.33	a	31.50		27.87		34.61
1945	27.55		27.39		28.03		29.87		32.84		34.50		44.68		46.55		41.03		-----	z	-----	z	-----	z	34.72	c
1946	25.90		21.89		28.20	a	29.03		32.81		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	27.57	g
1947	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	44.13	a	-----	z	-----	z	-----	z	-----	z	-----	z	44.13	k
1948	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	46.32	i	-----	z	-----	z	-----	z	-----	z	-----	z
1949	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	34.86	q	34.94	m	22.19	o	-----	z
1950	13.17	g	25.15	a	24.77	a	27.33	l	30.86	j	36.29	i	43.23		46.84		42.90		34.97		30.30		30.84	l	35.45	e
1951	23.35		23.82		23.58		27.97		33.10		39.20		44.19		41.13		40.63		34.29		28.90		18.75	g	32.74	a
1952	19.37	a	22.66		21.90		26.93		30.48	f	34.26	c	41.48		42.77		39.60	e	38.44	f	27.50		27.44	f	30.72	c
1953	30.94		26.21		27.23		28.80	e	32.35		36.57		43.55		43.39		42.53	m	36.22	d	31.28	e	29.63	l	33.65	b
1954	23.42		25.92	d	20.64	f	28.67		32.55		35.25	f	42.68		44.23		42.53		35.97		33.77		25.94		33.57	b
1955	23.94		23.82		21.87	a	25.47		30.13		34.90		40.23		42.77		38.80		35.55		23.62	i	21.78	h	31.75	b
1956	22.87		20.46	a	23.87	a	28.03		33.06		34.87		40.75	g	45.00	d	-----	z	-----	z	-----	z	-----	z	29.74	e
Period of Record Statistics
MEAN	25.11		24.77		26.26		29.67		33.04		37.57		44.61		45.10		41.79		37.09		31.20		28.76		34.50
S.D.	4.39		3.22		2.85		2.58		2.00		3.04		2.89		1.93		1.81		1.65		2.49		1.83		1.59
SKEW	-1.32		0.04		0.40		1.54		1.66		0.31		-0.65		-0.07		0.26		0.19		-0.44		-0.54		0.63
MAX	31.79		31.39		32.74		37.89		38.83		42.83		49.35		48.90		45.10		40.33		34.67		31.52		37.51
MIN	11.55		18.33		21.87		25.47		30.13		33.96		37.68		41.13		38.80		34.29		26.00		24.86		32.34
YRS	20		20		19		19		19		16		18		19		18		17		17		14		9