TWISP 10 W, WA

Average of Maximum Temperature (Degrees Fahrenheit)

(458115)

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
1909	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1910	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1911	28.52		34.57		50.45		59.03	a	63.45		76.90	a	86.61		82.10	a	67.45	a	61.61		38.47		31.52	b	56.72
1912	27.81		38.79	a	44.94		57.23		71.30	a	82.60		80.42		76.45		70.93		53.87		40.50		31.39		56.35
1913	26.33	a	32.68		42.40	a	59.23		66.97		75.30	c	81.26		86.48		72.62	a	57.00		41.90		31.74		56.16
1914	33.40	a	32.86		46.87		62.53		70.58		73.37		86.68		88.26		68.97		59.26		41.30		27.03	a	57.59
1915	29.77		41.19	b	52.81		65.93		66.06		74.66	a	82.32		91.26		74.57		60.39		38.69	a	30.06		58.98
1916	18.13		35.76		44.71		59.53		64.52		72.57		76.94		85.87		76.20		64.00	a	39.33		26.06		55.30
1917	28.58		33.29		40.10		52.27		66.65		72.60		87.06		88.68		74.23		63.29		44.00		34.03		57.06
1918	34.45		33.57		44.97		60.97		65.19		81.30		85.29		80.13		82.60		59.10		40.17		32.13		58.32
1919	33.48		33.64		48.23		61.47		71.20	a	75.03		84.90		83.58		72.83		58.81		38.40		26.10		57.31
1920	28.90	a	39.59		47.43	a	53.63		64.65		70.93		84.77		83.32		70.13		54.10		43.27		32.87		56.13
1921	30.68		37.46		47.13		54.37		68.58		74.83		81.29		81.48		65.50		62.26		41.40		27.74		56.06
1922	23.26		30.11		40.19		55.47		66.03		80.63		84.00		81.87		75.10		62.90		38.50		23.30	a	55.11
1923	30.87		31.71		46.32		59.50		65.74		71.33		83.29		82.26		76.67		60.81		45.57		29.65		56.98
1924	27.29		42.41		49.19		58.73		75.71		73.73		83.74		79.94		75.10		57.71		38.73		27.06		57.45
1925	32.52		41.54		50.13		62.67		71.23		76.13		86.58		81.65		72.93		63.06		40.97		35.19		59.55
1926	31.06		43.21		56.42		66.57		66.10		79.47		86.23		81.10		66.10		59.19		44.53		30.20	a	59.18
1927	29.29		36.96		45.65		55.93		61.87		74.20		81.97		79.45		67.34	a	56.42		39.71	b	24.55		54.45
1928	30.52		39.72		48.23		55.17	a	72.58		72.27		83.48		79.55		75.37		58.10		42.17		26.87	a	57.00
1929	20.32		30.18		50.65		54.97		66.77		71.37		81.39		83.48		71.13		62.97		43.60		34.06		55.91
1930	18.07	a	39.67	a	51.65		63.57		64.45		69.77		82.74		83.16		72.97		55.42		39.17		28.97	a	55.80
1931	32.87		36.43		45.81		60.43		69.90	a	71.71	b	83.81		82.42		68.73		59.90	a	36.27		28.61		56.41
1932	26.65		34.38		46.07	a	60.33		66.87		77.90		76.42		80.19		74.97		58.87		42.17		30.76	b	56.30
1933	30.84		31.36		43.35		59.53		60.19		72.80		81.74		83.23		65.03	a	59.71	c	43.20		33.19		55.35
1934	35.77		41.29		52.19		69.50		70.84		75.40		80.71		83.65		69.13		59.03		44.23		31.10		59.40
1935	27.68		38.64		41.19		55.33		68.19		73.60		80.19		80.20	a	75.77		58.58		37.33		30.94		55.64
1936	31.61		19.00		42.23		62.60		72.23	a	72.93	a	83.00		83.97	b	73.24	a	66.74		42.00		34.26		56.98
1937	16.81		31.25		46.42		54.47		67.94		73.66	a	83.63	a	77.10		75.17		61.74		41.21	a	32.68		55.17
1938	32.12	f	34.71		45.07	b	59.50		69.80	a	78.55	a	86.68		80.84		79.50		59.65		41.23		31.48		60.64	a
1939	35.45		35.77	b	47.06		63.73		69.87		71.90		83.70	a	85.52		74.77		60.19		45.73		35.87		59.13
1940	33.30	a	37.86		50.90	a	61.83		70.50	a	80.67		82.45		83.35		76.90		58.57	a	37.03		32.39		58.81
1941	32.52		38.86		54.52		64.13		66.39		72.07		85.26		78.80	a	65.14	a	57.65		44.83		32.00		57.68
1942	27.13	a	36.21		45.16		61.83		63.47	a	70.10		82.74		83.77		77.40		62.90		35.10	a	30.61		56.37
1943	22.77		37.89		40.97		60.50		61.48		70.79	a	81.97		78.60	a	77.97		58.13		41.53		31.77		55.37
1944	31.52		37.10		44.42		59.33		68.03		74.60		83.81	d	80.17	b	77.89	c	67.06		39.93		28.42		57.69
1945	33.40	a	38.82		44.42		56.30		68.97		72.87		84.42		84.23		71.13		63.52		38.62	a	29.45		57.18
1946	33.06		36.36		46.58		59.03	a	72.35		70.17	a	82.13		82.94		71.31	a	55.79	c	37.80		30.27	a	56.48
1947	27.81		40.36		50.77		63.32	b	74.80	a	71.20		80.76	b	79.03	b	74.60		53.83	a	43.34	a	33.61		57.79
1948	-----	z	-----	z	-----	z	-----	z	-----	z	78.00		76.83	a	76.58		70.83		56.45		40.23		24.90		60.55	e
1949	20.29		29.57		44.77		62.57		73.71		73.77		81.74		81.10		74.83		56.65		47.71	f	30.19		57.20	a
1950	14.85	d	-----	z	-----	z	-----	z	-----	z	74.23		82.65		83.61		78.00		52.13	a	38.33		37.47	n	60.54	e
1951	28.97		35.39		39.65		59.43		66.94		75.67		85.48		82.48		73.43		55.06		40.00		24.19		55.56
1952	24.42		35.45		43.48		62.23		69.90		74.00		86.32		84.74		79.80		70.03		41.23		32.90		58.71
1953	35.55		40.04		48.94		57.24	a	66.90	a	68.60		84.28	b	82.52		77.13		64.03		43.76	a	38.39		58.95
1954	26.84		39.43		44.35		54.10		70.06		70.20		82.32		77.68		72.00		56.35		47.37		29.19		55.83
1955	29.03	a	34.25		38.32		51.47		62.45	b	76.53		79.94		85.19		76.79	a	56.10		32.10		25.47	a	53.97
1956	28.45		26.61	a	41.26		61.43		73.45		71.34	a	88.20	a	84.67	a	75.00	a	54.65		36.67		30.39		56.01
1957	18.87		34.85	a	45.52		61.20	e	74.03	a	76.10		82.24	f	78.39		81.27		56.06		43.35	d	-----	z	56.96	b
1958	33.32		41.57		48.07	a	57.17		77.52		-----	z	88.05	k	90.41	b	71.87		61.65		35.90		31.23		54.87	b
1959	30.90		34.61		45.81		59.62	a	65.55	b	73.66	a	86.97		80.54	c	67.76	a	56.57	a	41.00		31.23		56.18
1960	28.58		37.41		45.35		59.33		63.97		75.83		91.84		79.62	b	77.85	c	-----	z	-----	z	-----	z	62.20	c
1961	31.87		40.25		46.29		58.83	a	68.16		83.13		89.87	a	92.16		72.57	b	56.55		36.97	a	28.87	a	58.79
1962	29.97		38.64		46.68		-----	z	63.81		76.23		84.81		81.69	b	81.20		64.10		45.00	c	35.50	a	58.87	a
1963	34.03	a	45.37	a	53.45		56.40		70.90		-----	z	-----	z	-----	z	-----	z	-----	z	40.44	e	31.73	e	47.48	e
1964	33.04	d	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	33.04	k
Period of Record Statistics
MEAN	28.68		36.25		46.42		59.43		68.21		74.45		83.51		82.49		73.61		59.38		40.67		30.44		56.89
S.D.	5.15		4.59		3.96		3.75		3.89		3.40		3.03		3.49		4.27		3.75		3.08		3.23		1.42
SKEW	-1.00		-1.04		0.28		0.11		0.17		0.76		0.04		0.75		-0.18		0.51		-0.22		-0.17		0.24
MAX	35.77		45.37		56.42		69.50		77.52		83.13		91.84		92.16		82.60		70.03		47.37		38.39		59.55
MIN	14.85		19.00		38.32		51.47		60.19		68.60		76.42		76.45		65.03		52.13		32.10		23.30		53.97
YRS	52		51		51		50		51		51		50		52		52		51		51		50		44