PORTHILL, ID

Average of Average Temperature (Degrees Fahrenheit)

(107264)

File last updated on April 24, 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	20.35	d	21.34		32.45		39.41	c	52.39		54.83		67.48		66.34		54.93		40.95		29.65		28.55	a	42.39
1894	20.02	b	22.52		34.19		42.71	a	53.39		58.40	a	67.00	k	66.72	a	51.52		42.02		37.50		24.19		41.20	a
1895	20.83	d	30.00	a	34.94		46.87		52.00	a	59.79	b	64.29	l	66.03	b	49.57		46.68		34.67		26.20	c	42.51	a
1896	24.46	c	30.75	a	34.11		43.12		51.87		62.47		70.62	b	65.45	a	54.08		45.58	a	25.50		29.85	d	44.82
1897	25.53		30.77		30.22	a	50.47		63.85		62.87		64.77		72.58		54.63		47.37	a	30.36	b	25.79		46.60
1898	23.65		34.06	a	35.45		51.42		58.84		61.95		74.39	q	-----	z	-----	z	50.16		29.76	c	24.19	j	43.16	d
1899	14.26	h	25.88	b	30.56		38.08		49.58		55.32		69.89		57.32		52.68		45.89		39.25		27.57	a	44.73	a
1900	30.00		21.88		35.73		48.35		50.81		65.40		66.34		58.43	a	53.77		40.89		26.98	d	33.54	d	44.34
1901	19.95		21.98	b	33.53		-----	z	57.41	n	54.28		66.45	b	67.10		50.20		46.90		36.53		29.63		42.66	b
1902	24.48		31.54		35.26		42.05		53.42		56.58		61.82		62.98		52.80		46.61		34.08		26.34		44.00
1903	28.06		21.93		33.10		43.05		51.10		62.62		61.32		62.73		51.00		44.39		32.30		30.47		43.50
1904	29.69		30.26		32.27		47.25		53.82		58.23		66.00		62.79		55.28		45.31		39.60		31.55		46.01
1905	28.19		21.64		40.23		47.18		52.74		58.70		67.39		64.87		56.08		40.35		32.52		29.44		44.94
1906	28.98		30.95		33.10		49.35		54.45		58.02		71.23		64.76		57.23		48.65		33.17		29.69		46.63
1907	14.19		29.29		36.56		43.60		54.11		59.00		64.84		60.52		54.33		48.24		37.97		30.71		44.45
1908	25.81		28.34		35.76		46.95		51.92		58.33		66.98		63.82		55.50		44.76		37.83		27.71		45.31
1909	18.39		31.13	b	36.85		42.72		52.06		59.63		63.37		61.94		56.23		43.02	a	33.37	c	22.00	a	43.39
1910	22.56		20.84		40.89		49.32		55.39		58.73		66.10		59.85		54.73		48.48		35.73		32.16		45.40
1911	23.79		25.96		38.08		45.20		50.32		58.90		64.94		60.74		51.70		42.50		27.07		25.47		42.89
1912	22.63		31.38		33.23		46.68		55.16		62.86	b	61.84		61.19		50.62		41.42		35.75		29.63		44.37
1913	19.61		19.73		30.00		44.65		53.11		59.35		62.89		63.76		53.67		42.48		35.87		27.78	b	42.74
1914	30.60		25.07		37.85		47.32		52.69		57.35		66.26		64.31		52.67		45.60		36.90		19.84		44.70
1915	23.79		32.70		40.81		50.33		54.42		58.28		62.87		68.60		53.62		46.98		32.57		25.05		45.83
1916	9.56		25.43		36.87		45.80		49.11		56.15		62.42		62.82		53.42		41.94		30.66	b	18.53		41.06
1917	24.27		27.04	a	29.08		41.57		52.23		57.23		66.81		63.21		55.58		44.31		37.45		29.00	d	43.98
1918	27.37		24.48		38.87		45.52		50.65		61.90		65.84		61.76		58.13		49.00		35.22		29.81		45.71
1919	28.53		28.94	a	35.40		46.85		52.47		59.15		66.00		64.34		54.23		39.23	a	31.33		21.23		43.98
1920	25.85		26.52	b	35.39		42.87		50.10		56.18		68.65		64.27		53.90		43.65		34.85		31.12	b	44.45
1921	27.79	b	31.48		36.67	b	43.60		53.89		60.63		65.08		64.44		50.87		46.11		32.82		26.15	d	44.96
1922	18.97	a	21.45		33.31		43.08		50.81		62.05		66.15		65.44		57.30		46.74		32.65		20.11		43.17
1923	29.60		21.35	b	34.50		45.68		52.03		59.20		66.19		62.06		54.32	b	43.56		35.75		30.43	b	44.56
1924	18.11		36.41	b	36.87		44.17		56.63		58.42		65.03		58.68	a	50.67	a	42.88	b	32.33		15.78	b	43.00
1925	25.69	b	35.92	d	36.40		46.75		53.42		59.07		66.73		58.40		53.53		41.84		34.05		35.65	a	45.62
1926	28.47		36.02		41.53		50.62	b	53.87		61.68	b	69.32		62.31		51.11	b	46.73	a	37.03		28.52	b	47.27
1927	24.18		30.33	b	36.87		44.13		49.63		60.13		65.26		64.71		53.83		47.48		36.02		20.70	c	44.44
1928	24.88	b	29.81		39.37		43.45	a	54.77		59.07		66.05		62.47		55.42		40.59	b	33.26	a	26.64	c	44.65
1929	12.43	d	18.23		38.16		43.48		52.79		57.42		65.44		65.03		51.42		44.18		30.18		31.42		42.51
1930	9.57	b	33.09		37.39		51.17		51.92		58.67		67.05		66.79		57.40		43.50		32.48		26.92		44.66
1931	31.48	b	31.52		39.87		47.03		56.58		60.61	b	67.21		66.56		55.67		45.19		29.60	d	26.02	b	46.45
1932	22.29	c	26.53		35.26		46.47		53.87		61.38		65.37		65.13		55.48		44.55		37.80		22.20	c	44.69
1933	29.12	b	20.25		36.76		45.68		52.02		59.17		65.73		65.71		52.35		45.23		39.05		32.26	b	45.28
1934	33.37		31.84		39.82		51.53		55.74		60.77		66.23		64.44		52.33		48.15		39.67		30.57	b	47.87
1935	22.82		28.27		33.40		41.98		51.92		58.62		64.24		62.44		57.90		44.20	a	30.60		29.77		43.85
1936	29.97		11.62		34.37		47.37		58.61		62.98		68.27		66.87		54.90		45.81		28.35		28.68		44.82
1937	4.77		22.68		34.31		43.10		54.15		60.20		67.55		62.31		58.17		48.50		37.28		29.60		43.55
1938	26.97		27.52		36.89		46.25		53.08		62.27		69.23		62.79		61.32		46.79		31.97		28.69		46.15
1939	30.94		23.95		36.39		48.27		54.55		56.27		66.58		66.96	f	55.93		44.35		35.00		32.27		44.04	a
1940	24.19		30.60		40.03		45.85		56.24		63.93		69.10		66.81		62.18		49.81		30.78		30.58		47.51
1941	27.76		31.73		42.66		50.28		53.87		61.70		69.56		63.68		51.70		44.10		37.92		32.20	a	47.26
1942	21.68	a	30.30		37.95		48.68		52.98	a	58.18		66.28	b	66.40		58.43	a	47.20	a	31.83		28.40		45.69
1943	16.83	a	29.41		28.85		47.43	a	51.69		57.18	b	65.67	b	63.21		57.25		46.12	a	34.69	a	27.00		43.78
1944	25.95		30.02		34.57	a	47.72		55.37		62.20	c	67.19		64.07	b	59.47	a	49.78	a	35.93	a	26.30	a	46.55
1945	30.98		32.64		36.48		42.63		55.58		59.52	a	69.90	b	67.50		54.98	e	46.70	a	36.37		27.60		46.74
1946	27.47	a	28.89		39.35		47.20		55.61		58.73		65.66		64.61		54.88		41.56		28.97		27.16	c	45.01
1947	21.82		28.15	a	37.77		46.80		56.23	a	58.43	a	67.45		63.29		56.87		48.62	a	34.10		31.65		45.93
1948	24.65	a	26.55		34.45		45.41	a	55.09	b	63.61	b	64.21		62.35	a	56.40		43.42		34.78		20.31		44.27
1949	9.89		21.02		33.27		48.93		57.16		59.88		65.11		64.80	a	56.78		41.88	a	38.88		27.71	b	43.78
1950	7.45		27.77		33.23		43.52		52.06		59.87		65.81		65.68		57.73		45.10		34.05		32.56		43.74
1951	25.03		28.55		30.95		46.05		54.45		59.03		67.24		63.77		55.25		44.24		33.85		20.48		44.08
1952	21.92		29.93		35.37		48.32		55.15		59.83		65.56		65.32		59.05		48.00		31.90		30.47		45.90
1953	36.55		33.48		39.47		44.62	a	53.69		57.17		67.42	a	65.76		57.32		47.88	g	37.75	j	33.63		48.91	b
1954	22.16		33.28	a	33.27	a	44.32		55.31		57.48		65.18		62.85		55.98		43.00		41.15		30.56		45.38
1955	28.35		25.23		29.40		42.42		50.48	a	61.17	a	65.60	a	64.42		56.73		44.68		26.48		23.84		43.23
1956	25.78	a	24.25	a	33.32		47.23		56.92		58.73		67.71		65.18		57.05		45.92		29.42		28.60	a	45.01
1957	13.84	b	23.02	a	34.58		46.65		59.39		61.90	a	64.18		61.60		57.64	a	42.89		33.08		32.25	a	44.25
1958	33.05	k	35.75		-----	z	45.33		60.63		64.68		68.95		70.24		56.29	b	44.66		30.10	e	28.85		50.55	b
1959	26.73		26.59		38.21		46.78		51.56		60.28		66.98		62.32		54.13		44.37		26.33	a	27.71		44.33
1960	20.02		28.02		34.42		45.47	a	52.11		60.90		70.50	b	62.07	a	55.70		46.35		32.71	a	27.32		44.63
1961	29.35		35.61	a	39.76		45.17		54.34		65.82		67.53		67.68		51.48	c	42.05		29.05		25.50	a	46.11
1962	19.92	a	30.21		34.18		48.15		52.61		59.93		63.73		62.03		56.63		45.74		38.32		33.22	a	45.39
1963	16.37		33.02		38.34		45.13		52.77		60.05		63.53		65.13		60.08		47.79		35.25		24.55	c	45.17
1964	28.24		27.79		32.29		43.15		52.02		60.41	a	66.82	a	60.58		52.18		44.82		34.53		23.63	a	43.87
1965	29.03	a	29.70	a	28.39		46.50		52.74		61.80		67.65		66.87		50.62		47.11		36.27		29.38	a	45.51
1966	27.66		29.91		35.48		44.77		55.50		58.38	a	65.61		64.26		61.58		44.81		35.18		32.50		46.30
1967	31.81		33.70		35.35		42.27		53.08		62.20		67.66		69.55		63.13		45.76		34.67		26.81		47.16
1968	25.10	a	33.19		39.97		43.68		52.85		58.58		66.82		62.61		55.32		43.29		35.40		22.29		44.93
1969	14.93	a	26.54		34.52		47.20		57.52		63.30		64.13		65.39		57.55		43.16		36.85		30.50		45.13
1970	25.24		31.09		35.90		43.10		55.61		65.02		69.15		67.03	a	51.35		42.87		33.68		25.66		45.48
1971	26.37		30.66		34.82		46.72		55.68		57.17		65.31		70.03		52.42		43.11		35.63		25.23	a	45.26
1972	21.85	a	30.81		40.98		43.22		56.48		59.60		63.63		67.89		52.85		42.45		35.87		24.15		44.98
1973	23.97		31.32		40.08		46.48		55.10		60.40		67.98		66.90		57.55		45.27		31.57		31.26		46.49
1974	24.43	a	34.29		37.44		46.93		51.06		64.00		65.35		64.00		56.22		45.35		37.85		32.10	a	46.59
1975	24.03		22.30		32.35		42.07		52.63		58.33		69.52		60.82		55.90	a	43.98		32.12		29.15	a	43.60
1976	26.44		30.34		31.71		45.95		54.18		57.12		64.18	a	61.31		56.83		42.42		33.05		29.71		44.44
1977	23.15		32.98		36.34		47.77		51.98		64.42		64.77		66.58		54.08		43.02		30.72		23.61		44.95
1978	23.39		29.88		35.87		45.27		50.82		61.22		66.13		62.27		57.03	a	45.55		29.77		20.32		43.96
1979	11.90	a	30.61	a	38.02		45.73		54.42		61.95		67.73		67.35		57.80		46.44		30.80		33.98		45.56
1980	16.37		30.28		35.81		49.32		56.74		58.45		65.02		59.68		54.13		45.03		35.77		30.69		44.77
1981	30.55		31.88		40.29		45.82		53.52	a	55.45		62.60	a	66.66		55.05		42.37		35.88		25.53	a	45.47
1982	24.60	a	27.14	c	37.02	a	42.84	a	52.82		64.30		63.02		63.53	a	54.85		42.55	a	30.52		26.25	a	44.12
1983	30.83	a	34.71		41.87	d	46.92		56.35		60.33		62.84		67.77	a	53.40		44.71		38.75		16.60		46.26
1984	29.40		32.97		40.94		45.43		49.56		58.90		67.53		66.02		52.73		42.52	a	34.58		19.82		45.03
1985	23.35		23.34		34.23		47.48		57.40		61.30		72.19		62.45		50.83		42.24		22.17	a	23.08		43.34
1986	29.84		27.48		40.90		45.47		56.03		64.55		61.73		68.79		52.70		45.74		33.78		28.37		46.28
1987	27.66		31.66		40.21		50.02		57.16		64.10		66.26		63.40		59.05	a	44.48		37.23		25.84		47.26
1988	23.15		32.16		39.58		47.78		55.11		62.00		66.61		65.55		55.68		48.21		36.17		27.23		46.60
1989	27.87		19.77		35.02		47.28		53.35	a	63.05	a	67.84		62.24		56.55		44.48		37.00	a	30.61		45.42
1990	32.73		28.70		39.55		49.35		52.27		59.48		68.08		67.26		59.93		42.34		36.80	b	18.90		46.28
1991	21.47		36.07		35.29		46.00		53.55		58.30		67.08		67.45		57.70		42.45	a	32.83	a	29.17	a	45.61
1992	30.82	a	36.26		42.29		47.76	a	55.77		66.21	a	64.95	b	65.24		53.12		46.05		35.93	a	20.45		47.07
1993	20.89	c	23.20		36.52	a	46.23		60.79	b	60.28	a	60.00		63.63	a	55.22		45.68		27.60		29.05		44.09
1994	34.43	b	26.87	a	40.16		50.08		56.24		59.70		69.68		67.52		59.23		44.76		31.22		28.03	a	47.33
1995	26.85		33.62	b	37.89	c	45.47		56.56		60.23		66.52	a	60.65		59.22		43.38	a	38.27		29.33	a	46.50
1996	22.35	a	26.45		35.07	a	45.81	a	50.03	a	60.58		67.45		64.32		52.18		43.19		31.68		22.63	a	43.48
1997	25.08		29.46		36.43	c	-----	z	55.73		59.98	b	65.79		65.47	a	56.60	a	44.50		34.72	a	28.02	d	45.62	a
1998	28.81	d	35.18		40.50		48.43		58.40	e	60.85	f	71.69	b	66.90	b	61.60		44.07	a	38.05		26.85	a	47.32	a
1999	30.56		32.69	a	37.85	a	44.27	b	51.21		58.78		64.58		67.79	b	55.72	c	44.50	b	39.88		32.82		46.72
2000	27.84		30.48	c	39.38	a	47.59	c	53.10	a	59.95		68.09	b	67.48	b	53.88	a	44.95	a	30.82		24.20	a	45.65
2001	27.67	b	26.61	a	37.02	c	43.76	c	55.68	a	59.22		67.26		69.26		61.08		44.50	e	39.40		27.69	d	46.60
2002	29.54	c	30.02	a	32.50		45.80	e	51.64	b	62.53		68.62	a	65.32		56.98	a	41.39		35.12	b	33.79		46.10
2003	30.38	a	30.67	a	38.18	a	46.57		54.06		63.20		71.32		69.66		59.73	b	48.33	a	30.36	a	25.74	d	47.35
2004	27.06	d	31.57	a	41.71	c	49.05	a	55.50	b	61.48	f	69.20	d	68.71		55.98	b	46.40	g	36.50	d	33.05	b	46.83	b
2005	22.89	c	31.79		39.78	a	47.24	a	57.17	a	58.72		66.85		64.65	e	55.14	b	46.30	c	34.96	c	20.68	c	45.52
2006	33.63	a	28.15	d	36.87	a	46.84	b	55.02	a	63.45	a	71.10	a	66.22	a	57.60	i	45.55	b	34.67	c	25.00	g	48.15	b
2007	24.65	h	31.46	d	40.09	d	46.21	b	55.98	e	61.27	b	74.30	h	66.67	h	57.42	d	44.86	j	33.10	a	26.81	b	44.04	d
2008	21.37		29.35	e	36.00	i	41.30	c	54.06	f	59.14	i	67.92	f	64.15	e	52.36	h	43.90	e	36.68	h	20.32	f	40.02	g
2009	21.50	g	26.83	d	31.17	e	44.38	j	56.40	k	59.72	n	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	29.00	j
2010	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	41.50	y	30.58		26.37		28.48	j
2011	25.79		24.50		37.35		42.81	f	52.06		58.32		64.63		68.70	c	59.95		44.13		31.40	a	29.16		45.09	a
2012	28.00		30.71		37.44		46.66	b	53.06		57.55		67.98	a	68.10	k	57.10		44.98	a	37.50		31.53		44.77	a
2013	26.31		33.93		38.77		44.91	a	56.31		59.98	a	69.47		67.30	d	59.79	a	43.43	a	33.24	e	22.90		46.36
2014	29.77		21.91		34.68		43.85	g	54.75	a	58.80		69.53		67.73		57.43		47.65		30.50		28.90	b	45.60	a
2015	27.64	b	34.75		-----	z	49.75	n	56.98	b	67.50	c	68.54	h	67.71	l	53.33	r	52.00	r	33.30	c	26.75	s	44.03	g
2016	28.28	m	35.45		40.06		50.00	d	54.57	i	60.06	m	-----	z	67.45	t	-----	z	-----	z	-----	z	24.15		37.41	h
2017	20.78	b	28.21		41.29		48.53		59.27		65.07	c	71.40		69.60		59.55		44.79		36.87		26.63		47.67
2018	31.44		26.59		37.25	a	45.37		61.34		61.00		67.86	c	66.58		56.50		45.06		37.12	a	33.08		47.43
2019	30.42		19.52		32.76		47.62		57.81		62.67		65.55		68.03		59.53		40.63		34.95		32.73	p	47.23	a
2020	31.30	a	33.75	a	37.61		44.05		55.15	a	59.50		65.44		68.47		59.47		45.92		38.48		32.87		47.67
2021	32.56		29.07		39.95		46.20		56.47		68.58		74.60		66.08		57.42		-----	z	-----	z	-----	z	52.33	c
Period of Record Statistics
MEAN	24.77		28.71		36.40		46.01		54.24		60.31		66.57		64.80		55.63		44.78		33.93		27.47		45.18
S.D.	5.83		4.61		3.20		2.52		2.65		2.64		2.48		2.80		2.91		2.24		3.49		4.10		1.36
SKEW	-1.02		-0.70		-0.28		-0.20		0.65		0.49		0.22		-0.12		0.14		0.13		-0.50		-0.58		-0.16
MAX	36.55		36.41		42.66		51.53		63.85		68.58		74.60		72.58		63.13		50.16		41.15		35.65		47.87
MIN	4.77		11.62		28.39		38.08		49.11		54.28		60.00		57.32		49.57		39.23		22.17		15.78		41.06
YRS	123		128		125		122		124		123		120		121		122		121		124		122		106