PORTHILL, ID

Average of Maximum Temperature (Degrees Fahrenheit)

(107264)

File last updated on May 13, 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
1892	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1893	31.76	b	30.54		43.00		49.67		63.68		67.50		80.32		81.00		70.20		51.65		38.07		36.32		53.64
1894	29.37	a	30.79		42.84		53.90		64.97		68.69	a	82.76	j	80.32		64.17		53.26		47.47		32.65		51.67	a
1895	30.93	b	40.22	a	45.65		60.97		64.42		72.93		77.68	l	82.61		62.33		64.03		45.30		35.41	b	54.98	a
1896	32.93	b	40.46	a	46.32		55.37		63.35		75.93		82.57	a	76.81		68.27		59.26		34.40		37.90		56.13
1897	33.35		40.54		40.16		64.17		79.74		75.50		79.97		90.10		69.90		64.73	a	40.03	a	33.23		59.28
1898	33.29		43.68		48.39		69.00		75.87		77.97		90.64	q	-----	z	-----	z	65.03		39.17	a	33.61	h	56.55	d
1899	18.54	g	36.56	a	41.94		49.77		65.55		70.30		85.45		73.03		71.53		64.77		51.53		38.43	a	58.99	a
1900	38.94		35.89		47.65		57.17		63.81		75.93		80.10		71.00	a	62.60		56.00		37.39	b	36.86	b	55.28
1901	27.19		30.41	a	42.42		-----	z	64.18	n	59.57		76.67	a	78.58		58.77		58.29		40.80		33.87		50.66	b
1902	29.48		36.86		42.71		51.63		63.52		70.03		75.87		78.61		67.47		58.97		39.27		31.52		53.83
1903	32.97		31.14		42.19		55.00		64.29		75.73		73.84		75.55		62.63		55.71		38.27		34.45		53.48
1904	35.42		36.45		39.52		60.23		67.52		72.73		80.71		78.42		70.53		56.61		46.50		36.55		56.77
1905	33.58		32.18		49.81		61.00		66.65		70.53		82.35		81.06		69.97		49.94		38.93		34.45		55.87
1906	35.10		38.29		43.97		64.93		67.10		70.77		87.58		79.52		71.33		59.23		39.53		35.32		57.72
1907	21.87		36.82		45.06		55.90		68.29		70.33		79.13		71.77		66.20		61.03		44.97		35.19		54.71
1908	33.77		35.79		44.39		58.67		62.42		70.90		81.39		78.65		69.17		55.52		46.07		33.90		55.89
1909	26.23		37.07	a	47.03		56.03		65.13		72.93		77.13		79.10		69.77		51.06		37.10	a	27.13	a	53.81
1910	29.55		29.36		50.29		61.60		70.35		73.33		83.10		74.84		67.37		58.94		41.07		36.90		56.39
1911	30.32		34.68		49.84		58.30		61.06		73.03		79.65		75.61		61.50		54.45		35.50		30.35		53.69
1912	28.87		38.38		44.90		59.30		69.23		77.07		73.94		73.42		64.87		51.74		42.43		35.03		54.93
1913	27.48		30.29		40.35		57.33		65.68		71.43		77.03		78.13		67.83		52.77		42.60		33.07	a	53.67
1914	36.52		33.32		47.35		58.63		66.13		68.67		82.03		80.87		63.97		53.61		43.33		26.52		55.08
1915	30.48		39.07		51.94		63.90		65.13		71.57		76.58		85.06		66.13		57.35		38.83		31.29		56.45
1916	18.06		33.41		45.32		58.20		60.48		68.57		74.90		78.58		66.97		55.00		38.17	a	25.52		51.93
1917	31.42		33.86		37.90		51.67		65.71		69.87		83.19		80.03		68.70		57.42		44.77		35.21	b	54.98
1918	33.55		33.04		47.13		59.67		64.19		77.03		79.61		74.74		73.53		58.16		41.77		35.55		56.50
1919	34.39		34.54		45.26		59.57		64.45		74.77		82.71		79.61		68.90		50.45		38.30		28.87		55.15
1920	32.26		36.93	a	44.00		52.33		62.71		69.40		83.90		78.94		65.70		52.32		42.10		35.53	a	54.68
1921	35.07	a	38.75		45.53	a	54.37		67.71		72.50		81.58		79.87		63.23		57.65		39.57		31.72	b	55.63
1922	26.19		31.11		42.00		53.07		63.19		74.90		81.58		79.42		70.40		58.52		39.80		25.55		53.81
1923	34.81		31.19	a	44.29		58.40		63.29		69.23		78.87		74.97		68.43	b	53.13		42.60		35.93	a	54.59
1924	25.45		43.79	a	46.29		56.07		72.84		72.20		79.71		68.57	a	60.52	a	49.57	a	36.60		22.83	a	52.87
1925	32.53	a	40.00	b	43.10		57.60		64.52		69.20		80.45		68.94		64.37		54.19		41.37		39.40	a	54.64
1926	32.97		42.93		53.87		65.93	a	67.52		77.45	a	86.90		76.23		63.07	a	56.93	a	43.87		33.63	a	58.44
1927	30.13		37.33	a	45.23		55.80		60.61		72.27		79.35		78.87		63.87		56.29		41.83		27.69	b	54.11
1928	31.83	a	38.62		49.16		54.40		69.13		70.43		79.00		79.16		70.93		48.60	a	37.57		31.21	b	55.00
1929	19.28	b	27.82		47.03		54.10		66.32		68.07		82.77		82.42		64.50		57.23		38.70		37.13		53.78
1930	18.00	b	41.29		48.03		65.07		63.35		71.93		83.65		84.19		70.97		53.13		37.60		32.84		55.84
1931	36.17	a	38.21		48.74		59.57		72.94		73.33		85.00		85.84		69.80		58.42		38.32	b	32.37	a	58.23
1932	28.67	a	35.41		43.65		57.23		66.87		75.60		80.90		80.65		71.70		53.81		43.50		29.86	b	55.65
1933	34.97	a	29.46		44.32		58.83		64.42		72.53		81.06		80.35		63.53		54.94		45.63		38.17	a	55.69
1934	38.29		39.11		50.00		65.07		68.52		74.37		82.97		81.87		65.80		57.58		44.67		35.50	a	58.64
1935	28.81		36.32		40.61		54.27		66.84		72.10		78.10		78.61		74.40		54.68		37.03		33.87		54.64
1936	35.10		20.86		42.81		60.47		73.39		75.97		86.55		86.32		69.30		60.68		35.77		34.13		56.78
1937	13.52		31.57		44.16		52.70		69.19		72.53		83.45		78.45		73.77		59.55		42.67		34.55		54.68
1938	32.29		35.07		44.77		59.77		66.29		76.17		85.13		80.71		77.20		57.77		39.23		34.65		57.42
1939	36.13		32.50		46.74		61.97		69.16		67.97		82.65		86.41	d	69.77		54.65		42.07		36.90		57.24
1940	29.42		36.07		48.77		56.60		71.74		80.70		85.71		86.45		76.67		61.06		37.37		36.35		58.91
1941	33.23		39.96		55.71		66.40		65.48		75.23		85.52		76.90		59.63		54.35		45.80		37.58		57.98
1942	29.87		37.68		48.55		64.40		65.63	a	69.50		82.17	b	84.71		76.38	a	61.30	a	38.00		35.19		57.78
1943	24.55		38.75		40.13		60.93	a	65.32		70.75	b	83.72	b	81.48		76.87		58.67	a	42.53		34.81		56.54
1944	34.10		39.24		46.13	a	64.57		71.39		77.03		87.26		83.24	b	76.55	a	64.83	a	43.80		33.23	a	60.11
1945	37.16		41.50		46.68		55.30		71.97		74.48	a	89.14	b	88.58		71.73	d	62.20	a	45.23		33.52		59.79
1946	35.45		38.25		49.68		60.63		72.87		73.80		84.74		83.94		70.43		54.45		39.33		33.55		58.09
1947	30.42		40.22	a	50.35		61.63		73.52		71.72	a	86.23		80.29		70.73		57.20	a	40.10		37.23		58.30
1948	32.07	a	35.31		44.42		56.27		66.48	b	75.34	a	78.97		75.97	a	71.47		57.03		41.20		27.16		55.14
1949	20.52		32.14		44.42		64.00		72.45		75.87		81.97		83.50	a	72.73		54.10	a	45.10		34.45		56.77
1950	16.48		35.82		41.65		56.23		67.23		74.77		82.52		82.52		76.93		52.87		40.70		37.84		55.46
1951	32.52		36.68		40.74		62.63		68.97		73.03		85.61		80.16		70.43		51.48		41.37		27.87		55.96
1952	28.87		38.48		45.29		63.97		70.45		74.07		83.26		84.87		78.23		66.26		42.07		35.45		59.27
1953	43.52		42.36		51.03		57.07	a	69.61		70.03		86.97	a	84.06		73.83		62.58	g	44.75	j	40.55		61.90	b
1954	30.58		40.81	a	44.63	a	56.33		71.23		71.47		81.03		77.29		70.00		55.52		48.83		36.58		57.03
1955	34.97		34.57		39.90		53.33		63.53	a	77.10	a	79.33	a	84.42		73.17		54.71		34.87		31.81		55.14
1956	32.03	a	32.79	a	43.90		62.73		72.87		71.83		85.42		83.35		74.43		56.16		38.53		36.30	a	57.53
1957	23.40	a	34.04		44.65		60.63		75.68		76.62	a	81.84		79.23		76.03	a	53.55		42.13		39.58		57.28
1958	39.25	k	43.25		-----	z	57.63		78.45		78.80		86.87		90.13		71.57	b	58.06		38.12	e	35.19		63.81	b
1959	33.65		36.29		47.97		60.77		65.39		74.23		85.06		77.65		65.43		55.32		35.83	a	34.48		56.01
1960	28.74		37.62		45.90		57.62	a	65.03		77.13		91.28	b	76.30	a	72.37		59.10		39.87		33.10		57.00
1961	36.61		41.41	a	49.45		55.97		67.42		82.37		84.48		86.10		66.81	c	52.13		38.07		32.13		57.75
1962	29.16		38.79		43.71		62.73		65.03		76.17		80.35		77.71		74.00		55.90		45.27		39.90		57.39
1963	25.45		42.86		49.35		58.37		68.13		73.07		79.84		82.23		77.17		60.84		42.97		32.90		57.76
1964	35.94		39.55		41.97		55.90		65.90		73.83	a	82.50	a	75.58		66.90		57.61		40.20		29.97	a	55.49
1965	35.53	a	38.59	a	40.68		59.60		67.61		76.13		83.94		80.97		63.83		57.77		43.37		35.13		56.93
1966	34.10		38.89		45.61		57.00		70.55		71.59	a	81.19		80.94		77.93		56.32		42.53		37.52		57.85
1967	37.97		41.89		44.26		54.57		66.71		77.27		85.68		90.48		81.63		56.55		43.23		33.19		59.45
1968	32.77	a	43.10		50.65		56.30		67.55		72.43		83.90		77.13		69.10		52.87		41.87		29.68		56.45
1969	23.71		36.93		46.45		58.30		72.42		76.03		80.19		82.71		69.77		53.03		44.17		34.71		56.54
1970	32.39		38.75		46.23		52.90		70.77		78.43		85.39		86.17	a	64.57		53.55		42.03		33.06		57.02
1971	34.19		38.14		43.61		59.17		70.29		69.37		81.32		89.00		65.90		53.52		41.23		31.70	a	56.45
1972	29.83	a	38.41		50.23		53.37		70.13		71.47		78.10		84.39		65.50		53.81		41.87		30.71		55.65
1973	31.00		39.14		50.16		59.53		70.68		73.87		85.58		84.61		72.20		55.39		37.17		36.16		57.96
1974	31.43	a	41.18		45.61		57.67		62.65		79.03		79.52		78.52		72.00		59.84		43.33		37.57	a	57.36
1975	31.61		32.39		40.39		53.83		65.87		71.00		84.13		74.35		72.93		52.61		40.57		36.06		54.65
1976	34.13		38.31		41.68		57.40		68.52		70.07		79.16		74.23		74.47		55.90		41.93		36.87		56.06
1977	29.61		42.18		46.42		63.43		64.03		80.63		80.32		83.39		65.63		56.29		39.00		31.61		56.88
1978	30.94		38.39		46.00		56.20		62.61		75.57		80.52		76.58		69.72	a	60.90		38.67		28.90		55.42
1979	21.35		37.50		50.06		58.17		68.74		77.13		84.32		83.87		73.80		59.10		38.97		40.68		57.81
1980	25.55		36.97		45.52		62.43		68.55		70.97		80.87		75.03		69.23		58.19		43.10		37.48		56.16
1981	36.94		40.21		52.52		57.57		64.90		66.63		76.37	a	84.71		70.33		53.23		43.57		34.23	a	56.77
1982	32.87		35.43		46.90		54.83		67.13		78.23		77.26		78.68		68.60		53.55		37.33		33.13		55.33
1983	37.68		41.71		50.23	a	59.67		70.87		72.20		74.68		83.52		70.00		57.74		44.77		24.65		57.31
1984	36.42		40.24		50.35		57.60		61.32		71.53		83.19		83.55		67.03		53.60	a	40.63		27.52		56.08
1985	28.71		33.61		44.68		60.13		71.42		75.53		90.94		78.39		62.77		51.68		29.77		29.06		54.72
1986	37.10		37.36		52.77		57.50		69.55		78.83		75.16		86.13		63.20		58.32		40.90		34.13		57.58
1987	34.06		39.64		50.77		63.67		70.48		79.77		79.97		79.48		77.33		60.26		45.00		33.65		59.51
1988	31.55		41.14		50.29		60.70		67.90		75.10		82.48		82.61		71.37		60.90		43.60		33.68		58.44
1989	36.81		29.25		44.87		61.23		66.32		77.57		84.65		75.48		73.03		56.39		44.40		35.39		57.12
1990	38.94		37.50		50.74		62.33		63.81		71.57		82.52		83.32		77.57		54.26		44.86	a	26.81		57.85
1991	29.84		45.18		46.58		59.50		65.58		70.50		82.68		84.06		74.27		57.48		40.59	a	36.00		57.69
1992	37.23	a	44.17		55.97		61.60		71.77		81.28	a	80.10		82.10		68.53		57.68		41.60		29.26		59.27
1993	28.07	a	33.21		47.13		57.60		74.90		72.60		71.97		78.61		71.03		58.65		36.80		34.68		55.44
1994	41.32		34.96		52.71		62.70		69.74		73.40		86.45		85.13		76.67		56.90		38.30		33.60	a	59.32
1995	33.19		41.86		48.55		58.60		71.00		74.00		81.52		75.97		75.33		53.93	a	47.07		38.73	a	58.31
1996	30.23	a	35.66		45.97		57.87		60.74		74.77		83.65		82.68		66.43		53.90		38.63		30.20	a	55.06
1997	32.81		38.68		46.00		-----	z	69.61		73.55	a	80.39		82.19		71.40		55.87		45.21	a	36.38	b	57.46	a
1998	35.61		42.82		49.61		61.97		71.77	a	73.90	a	86.68		86.48		80.70		56.90		46.10		34.77	a	60.61
1999	38.48		40.63	a	49.48		59.38	a	66.19		71.73		79.06		82.55		73.31	a	57.19		45.70		38.00		58.48
2000	34.06		38.15	b	48.45		60.43		65.23	a	72.87		84.59	b	85.10		67.87		57.57	a	37.53		29.61		56.79
2001	34.23		34.82		47.97		55.82	b	69.81		71.83		82.87		86.52		77.17		55.32	c	46.27		33.80	a	58.03
2002	35.16		38.57		41.61		58.44	c	63.13	a	75.27		84.42		81.87		72.48	a	55.68		43.86	b	38.77		57.44
2003	35.58		39.57		47.16		58.17		66.16		77.13		90.03		87.16		74.87		60.27	a	39.23		33.32	c	59.05
2004	32.41	d	38.72		53.71	c	63.62	a	69.17	a	75.03	a	84.14	b	82.55		69.53		60.04	f	43.60		37.39		59.08	a
2005	30.00	c	42.89		51.77	a	60.87		70.19		69.70		83.87		85.27	a	69.87		55.36	c	40.11	c	28.20	a	57.34
2006	38.90	a	36.65	b	46.50	a	59.40		68.70	a	76.31	a	86.67	a	84.30	a	74.10	i	57.97	b	40.93		31.12	f	59.63	b
2007	30.78	d	37.58	b	50.04	d	57.86	b	71.46	e	74.25	b	91.57	h	84.09	h	71.77	d	54.86	j	41.34	a	33.31	b	52.04	c
2008	29.03		37.25	e	45.30	h	53.54	b	66.96	f	71.78	g	84.92	e	83.00	b	68.81	d	56.33	d	44.95	h	27.56	f	58.98	e
2009	29.46	g	35.04	c	40.52	d	57.30	j	71.38	j	74.94	n	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	37.78	j
2010	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	48.17	y	37.57		33.71		35.64	j
2011	32.35		33.21		45.19		53.50	f	64.16		69.83		79.52		86.80	a	76.37		55.23		38.57		35.32		56.05	a
2012	35.48		37.62		45.74		58.21	b	66.00		67.47		81.68		84.68		73.73		56.00		43.30		35.74		57.14
2013	32.03		40.75		48.52		56.47		70.06		71.83		86.03		81.78	d	70.55	a	54.29		41.48	a	28.97		56.90
2014	35.03		30.54		43.58		55.80	e	67.81		70.37		84.71		82.68		71.20		57.84		38.20		33.83	b	55.96
2015	31.86	b	42.54		-----	z	63.06	n	70.41	b	83.37	c	83.96	h	84.21	l	65.00	r	61.69	r	40.07	c	29.07	q	53.65	g
2016	31.17	m	41.55		48.35		63.19	d	65.91	i	72.88	m	-----	z	83.73	t	-----	z	-----	z	-----	z	31.42		46.13	h
2017	30.03	b	37.79		49.90		58.73		73.81		79.26	c	92.58		89.55		76.73		57.97		42.77		31.71		60.07
2018	37.19		36.46		47.20	a	55.73		76.10		75.50		86.71	c	85.61		71.87		58.81		45.59	a	38.03		59.57
2019	37.87		29.82		47.06		59.20		71.77		78.03		82.23		86.77		71.37		52.97		44.27		38.13	p	60.12	a
2020	36.29		42.07	a	48.97		58.17		67.57	a	72.67		84.06		89.71		76.33		57.61		45.90		38.26		59.80
2021	37.77		37.43		53.29		63.13		70.00		83.80		95.77		82.16		73.27		-----	z	-----	z	-----	z	66.29	c
Period of Record Statistics
MEAN	31.84		37.18		46.46		58.64		67.85		73.67		82.40		81.12		70.22		56.47		41.27		33.75		56.61
S.D.	5.07		4.07		3.66		3.67		3.80		3.71		3.90		4.49		4.70		3.37		3.37		3.58		1.79
SKEW	-1.05		-0.72		0.13		0.09		0.45		0.01		0.19		-0.27		-0.09		0.46		-0.05		-0.64		-0.03
MAX	43.52		45.18		55.97		69.00		79.74		83.80		95.77		90.48		81.63		66.26		51.53		40.68		60.61
MIN	13.52		20.86		37.90		49.67		60.48		59.57		71.97		68.57		58.77		48.60		29.77		22.83		51.93
YRS	124		128		125		123		124		125		121		123		123		121		124		122		110