ILLAHE, OR

Average of Maximum Temperature (Degrees Fahrenheit)

(354133)

File last updated on April 26, 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
1938	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	66.42		49.63		48.93	a	55.00	i
1939	47.74		49.14		64.16		74.80		74.87		78.80		89.71		92.35		85.50		69.26		54.43		51.06		69.32
1940	48.48		53.52		61.90		67.83		76.19		86.10		84.65		91.17	h	78.37		-----	z	53.47		49.32		65.98	b
1941	50.32		56.82		65.81		69.93		73.37	a	-----	z	93.79	l	84.97		76.07		66.94		56.67		50.48		65.14	b
1942	48.23		53.96	a	60.94		64.40		68.77		78.00		89.45		92.26		83.77		70.26		53.33		49.87		67.77
1943	45.39		55.71		61.68		67.27		73.74		76.30		87.94		85.29		89.80		65.71		54.77		47.94		67.63
1944	48.00		51.17		61.00		60.57		73.23		77.79	a	89.90		90.35		86.03		71.32		50.77		48.00		67.34
1945	48.29		-----	z	54.06		64.74	g	71.71		83.53		94.31	b	91.06		86.40	e	67.65		51.73		48.55		69.73	b
1946	46.81		50.43		55.97		67.17		77.65		76.50		89.00		90.48		80.23		61.77		50.47		47.23		66.14
1947	42.71		56.50		62.10		69.37		79.71		74.60		81.06		82.87		80.97		62.23	a	52.50		47.61		66.02
1948	46.71		48.86		52.94		55.30		66.48		80.37		83.90		82.29		78.23		63.58		50.90		41.90		62.62
1949	38.87		47.21		54.29		69.93		73.71		84.57		88.39		85.03		81.10		61.74		55.70		45.58		65.51
1950	39.74		49.63	a	54.26		64.40		74.13		79.47		89.90		91.42		80.23		61.87		55.10		52.28	b	66.04
1951	46.94		51.16	i	55.87		71.43		72.19		86.60		88.50	a	89.32		88.73		64.48		55.97		46.68		69.70	a
1952	43.10		52.03		54.07	a	70.77		74.45		74.17		92.80	a	89.55		88.48	a	79.00		54.17	a	48.52		68.43
1953	52.80	a	56.32		56.97		64.67		65.45		70.60		88.84		83.94		85.37		67.33	y	57.88	f	50.26	d	67.52	b
1954	48.93	a	57.83	d	59.86	b	69.12	f	75.48	f	71.78	c	83.97		86.00	s	76.62	n	66.29		57.13		48.13		61.74	d
1955	46.90		51.64		56.90		55.60		70.42		80.30		82.61		91.60	a	84.62	i	-----	z	-----	z	-----	z	67.00	d
1956	-----	z	42.86	o	56.10	a	70.73		75.27	a	77.28	a	91.00		87.74		83.97		68.53	a	54.93		48.35		71.39	b
1957	44.48		56.18		57.83	a	67.47		72.87	a	81.13		84.68		83.26		85.57		64.32		54.97		50.77		66.96
1958	-----	z	-----	z	-----	z	65.63	c	79.23	a	77.76	a	91.48		94.90		81.93		74.16		58.93		55.94		75.55	c
1959	52.68		53.39		62.61		71.30		71.03		78.34	a	90.84		88.74		76.00		69.57	a	57.77		49.60	a	68.49
1960	47.19		55.45		62.29		63.77		67.23		84.63		90.84		86.06		86.67		69.55		55.63		49.59	b	68.24
1961	53.90		54.25		56.26		66.17		66.06		83.30		88.19		91.23		80.53		68.55		54.70		48.35		67.62
1962	48.35		51.46		56.39		69.77		66.16		79.87		88.42		83.71		84.44	c	68.47	a	58.40	e	53.16		67.38
1963	-----	z	-----	z	57.50	e	55.28	e	72.54	g	73.81	c	79.03		83.74		82.48	e	-----	z	-----	z	-----	z	71.97	f
1964	-----	z	57.25	y	56.06		62.27		68.03		74.87		85.93	a	85.71		82.50		75.68		54.33		49.42		69.48	b
1965	48.29		57.61		65.06		64.24	a	70.39		78.77		89.42		85.42		84.41	h	74.19	j	56.07		49.52	b	66.48	b
1966	50.81		51.82		57.96	c	69.86	b	75.94		80.33		85.81		89.45		85.52	i	71.41	b	57.03		52.41	i	69.04	b
1967	49.90		61.76	g	55.61		56.27		72.00	s	85.91	h	89.26		96.03	a	88.60		67.87		57.77		47.39		67.63	c
1968	48.19		59.93		61.94		66.47		71.61		80.97		88.65		81.45		81.77		66.16		55.03		46.94		67.42
1969	43.35		47.07		62.42		61.70		73.00	w	78.57		84.61		86.06		80.63		65.77		58.40		51.19		65.44	a
1970	51.52		58.54		60.52		60.07		73.48		81.67		88.97		87.71		80.47		64.77	i	55.70		47.45		67.83	a
1971	49.32		52.29		54.19		60.57		69.16		74.23		85.06		85.16		77.43		65.35		54.43		45.48		64.39
1972	47.52		52.93		61.90		60.87		75.55		82.13		90.94		90.00		81.00		70.71		55.00		45.06		67.80
1973	48.03		56.68		55.45		68.30		76.13		80.86	a	89.68		86.03		81.97		67.39		50.83		51.90		67.77
1974	49.10		52.43		58.74		63.87		69.68		81.07		85.68		88.74		92.73		76.16		57.83		50.07	a	68.84
1975	50.65		49.64		55.23		59.53		74.32		78.37		86.06		83.52		89.50		63.90		53.23		50.71		66.22
1976	51.43	a	53.90		57.52		61.90		75.55		76.13		85.71		81.45		83.23		75.03		60.07		49.81		67.64
1977	50.74		59.36		56.42		70.47		65.55		83.30		85.90		89.23		76.63	k	68.55		53.93		51.58		66.82	a
1978	52.39		55.00		64.52		60.47		70.61		79.73		87.74		84.97		72.53		74.10		54.83		46.87		66.98
1979	47.50	a	49.25		62.87		62.57		73.68		81.47		86.94		83.13		82.13		72.10		53.77		51.73	a	67.26
1980	50.13		56.97		56.77		64.87		69.77		71.13		86.06		85.13		83.17		72.03		56.70		51.77		67.04
1981	53.20	a	55.82		59.35		65.17		69.68		77.07		86.19		90.06		82.73		65.23		55.53		50.74		67.56
1982	46.42		53.61		55.00		60.97		74.48	b	79.48	a	82.81		87.19		79.87		66.73	a	53.40		48.65		65.72
1983	49.77		52.71		56.61		62.17	a	73.26		75.53		78.26		82.10		78.47		70.16		53.53		47.59	b	65.01
1984	51.84		52.41		-----	z	59.25	b	70.00		75.03		88.94		87.07	a	82.47		63.03	b	51.10		45.45		66.05	a
1985	49.23		54.74	a	56.30	a	68.27		70.60	a	81.86	a	90.61		86.70	a	76.46	b	64.86	j	-----	z	46.00	n	70.53	c
1986	52.29		54.39		65.13	a	66.82	b	71.97	b	83.77		86.80	a	92.26		77.11	b	71.26		59.55	a	51.10		69.37
1987	50.10		56.26	a	59.16		75.78	c	78.17	a	90.26	c	83.74		94.03		84.67		81.19		59.20		54.42		72.25
1988	52.50	a	60.62		64.52	b	68.73	d	71.47	a	78.34	a	91.19		92.37	a	88.10		81.77		55.10		48.45		71.10
1989	49.35		48.93		57.42		72.55	a	74.32		82.60		83.42		86.63	a	88.53		73.03		56.93		52.35		68.84
1990	49.61		53.27	b	63.77	a	69.97		72.33	a	81.17	a	93.03		88.13		86.07		65.23	a	-----	z	-----	z	72.26	b
1991	-----	z	62.86		57.07	a	64.43		69.42		77.00		91.71		89.90		93.76	a	71.07	a	59.23		-----	z	73.64	b
1992	52.19		59.03		66.58		63.33		85.81		86.90	a	81.48	b	94.35		84.27		76.68		58.47		42.93	a	71.00
1993	53.90		47.96		57.45		57.60		58.84		78.67		82.23		78.06		92.31	a	74.84		51.66	a	45.71		64.94
1994	43.84		53.54		51.77	a	61.97		72.65		68.48	a	94.55		86.84		84.80		59.58		47.47		46.65		64.34
1995	56.10		54.21		51.90	b	65.63		74.74		75.55	a	87.77		83.72	b	84.90		64.61		54.57		51.03		67.06
1996	48.10		44.76		58.35		52.82	b	60.90		77.13		92.23		96.74		76.33		61.77	a	54.10		52.74		64.66
1997	50.94		51.29		60.94		57.50		76.80	a	73.38	a	87.13		83.69	b	76.53		61.74		55.48	a	46.69	b	65.18
1998	50.65		50.71		59.42	g	65.63	c	66.04	c	80.79	a	90.26		93.39		87.75	b	65.45	b	53.70		46.13	a	68.23	a
1999	50.23		49.46		53.70	d	64.27		71.06		82.83		89.23	a	84.65		93.27		73.10	b	54.20		49.61		67.97
2000	47.83	b	53.48		57.32		71.89	c	68.33	a	83.63		87.19		89.16		86.07	a	68.90		52.07		49.45		67.94
2001	49.35		53.89		60.45		62.66	a	82.00	a	75.90		86.46	e	88.10		85.72	a	68.29		56.37		49.58		68.23
2002	48.42		55.67	a	58.74		68.21	a	70.87	a	83.34	a	93.68		93.52		90.03		73.52		56.76	a	51.48		70.35
2003	54.39		57.07		60.13	a	57.00	a	70.03		88.67		92.26		91.65		80.21	a	70.90		51.60		47.00		68.41
2004	51.10		52.64	a	68.06		70.89	c	74.77	a	80.00	b	88.61		93.17	a	81.38	d	70.39		53.55	a	50.87		69.62
2005	49.61		56.36		62.74		62.66	a	71.53	a	76.17		90.34	b	93.13		82.82	b	65.50	a	-----	z	48.67	a	69.05	a
2006	52.31	b	55.64		53.74		-----	z	-----	z	82.70		-----	z	91.61	c	87.55	a	71.17	a	53.69	a	51.87		66.70	c
2007	46.68		48.07		65.20	a	67.66	a	-----	z	80.79	a	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	61.68	g
Period of Record Statistics
MEAN	48.99		53.62		58.88		64.87		72.12		79.35		87.76		88.02		83.50		68.86		54.83		49.11		67.42
S.D.	3.28		3.64		3.93		5.08		4.54		4.28		3.55		4.08		4.67		4.91		2.63		2.60		1.93
SKEW	-0.72		-0.01		0.32		-0.21		-0.06		-0.01		-0.44		0.03		0.12		0.49		-0.23		-0.17		0.06
MAX	56.10		62.86		68.06		75.78		85.81		90.26		94.55		96.74		93.76		81.77		60.07		55.94		72.25
MIN	38.87		44.76		51.77		52.82		58.84		68.48		78.26		78.06		72.53		59.58		47.47		41.90		62.62
YRS	64		62		66		66		63		67		66		66		63		62		63		63		44