HEADQUARTERS, ID

Average of Average Temperature (Degrees Fahrenheit)

(104150)

File last updated on May 4, 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
1959	-----	z	-----	z	-----	z	-----	z	-----	z	57.52	b	62.73	c	56.97	l	51.83	c	43.24		30.88		27.93	h	49.24	g
1960	22.23	g	26.32	d	33.92	g	42.64	h	47.52	e	56.48		67.02		58.57	b	55.22	c	44.78	a	34.30		26.40		46.29	c
1961	27.62	a	34.02		35.58		40.38		48.74		61.80		64.87		67.77		48.54	c	40.50	b	29.02	a	26.08		43.74
1962	21.24		27.84		30.71		43.08		45.55		54.73		61.38	g	59.25	a	54.63	g	45.63	a	36.37		30.42		39.48	b
1963	17.77		34.75		34.79		40.18		49.89		54.92		57.87	e	61.53	a	57.78	c	47.13		35.72		26.48	a	43.23
1964	27.44		26.38	a	30.53		37.48	a	45.24		55.48	b	62.98		56.36	b	48.11	c	45.03	a	33.17		25.34		41.13
1965	28.52		30.77	b	31.45	b	43.23		48.90		57.98	b	63.57	b	62.41	c	47.36	a	46.84	c	37.28	a	28.02	a	43.86
1966	27.88	a	28.44	a	31.55	a	40.57		53.71		55.68		63.21		63.45	a	60.43	b	45.53	b	37.02	b	31.66		44.93
1967	31.66		31.22	a	32.06		38.12	a	47.71		58.20		64.11		65.65	a	59.66	a	43.65		34.85		25.82		44.39
1968	24.29		33.45		38.58		38.87		47.84		56.03		64.08		59.67	b	53.68		42.27		33.90		23.98		43.05
1969	21.88	a	26.55		31.81		42.18		50.19		58.43		60.75	c	60.97	b	53.82		40.65	a	34.78		28.79		42.57
1970	27.79		33.57		33.32		36.97	a	49.15		61.35		64.95		63.48		48.55		42.19		34.91	c	23.22	h	45.11	a
1971	27.71		28.55		29.73	a	39.25		50.41	c	52.93		62.58		65.50		46.52		39.34		29.83		24.16		41.38
1972	24.29		29.34		37.95	c	37.77		50.45	a	57.47		62.30	a	64.93	a	49.12	b	44.28	a	34.73		21.95	b	42.88
1973	24.61		30.66		36.53		40.80		50.71		58.58	d	63.31	b	62.47		53.03	a	43.31		30.95	a	31.00		43.83
1974	21.84		31.52		32.66		40.90		45.42		61.08		62.79		62.42		56.10		45.70	a	36.39	b	27.26		43.67
1975	25.97		25.57	a	29.60		35.65		45.11		52.22		67.81		58.43	a	54.77	f	42.69	b	30.66	a	27.00		40.06	a
1976	26.81		26.12		29.44		39.35		48.95		51.93		62.74		60.36	b	56.44	d	43.42		35.33		26.19		42.26
1977	22.53		33.02	a	33.31		45.07		46.34		61.37		61.09	c	63.76		53.12	d	44.19	g	31.16	e	30.71	l	45.08	b
1978	29.78	h	33.86	g	40.42	g	44.27	j	45.18	i	58.50	h	62.39	m	60.98	i	52.25	l	45.00	j	29.08	k	21.31	m	-----	z
1979	14.11	i	28.97	l	37.10	k	40.03	k	51.60	k	57.08	j	64.71	l	64.24	j	57.18	m	46.74	h	30.92	l	31.84	o	-----	z
1980	22.13	l	32.53	j	34.15	k	45.79	i	53.26	j	54.33	f	63.17	a	57.29	j	54.97		45.26		35.76	c	29.98	f	49.79	h
1981	32.71		31.93		39.03		43.53	a	49.98	a	53.82		61.32		66.00	b	56.02		42.32		37.69	a	29.76	b	45.34
1982	25.13	a	28.19	b	36.26		38.32		48.10	a	58.95	h	61.95	a	63.63	h	-----	z	43.76	b	-----	z	27.35	e	38.63	d
1983	32.84	f	34.06	a	39.42		41.60		50.33	b	57.48	c	60.47	a	66.41	h	50.42		44.02	k	35.93	b	18.97		43.18	c
1984	25.96	h	30.90	h	36.36	i	41.65	m	46.43	i	56.21	i	65.74	l	64.43	h	51.37	k	41.00	j	33.42	k	19.50	m	-----	z
1985	22.36	i	25.50	m	31.90	k	43.10	j	53.25	i	57.97	k	67.95	j	59.55	k	49.35	j	39.58	k	24.18	k	19.72	m	-----	z
1986	27.32	k	27.95	h	37.86	j	41.40	i	50.79	j	63.88	j	58.41	i	64.64	j	50.07	i	45.30	k	32.67	l	24.05	j	-----	z
1987	22.90	j	29.68	k	36.09	i	48.86	h	53.31	j	57.98	i	63.05	l	57.40	k	55.86	i	-----	z	32.12	q	26.52	j	-----	z
1988	22.13	l	27.79	h	32.65	h	44.26	k	49.70	k	57.60	i	60.66	l	60.26	h	51.21	i	48.20	k	34.38	j	25.12	k	-----	z
1989	25.60	k	18.05	h	32.75	i	42.75	j	46.82	i	57.55	h	65.16	l	58.67	h	53.79	i	42.74	j	34.50	k	27.26	j	-----	z
1990	28.93	h	23.10	h	34.36	i	44.31	i	46.36	i	54.95	j	65.17	j	64.11	i	59.97	k	42.48	h	33.33	j	22.70	p	-----	z
1991	22.79	j	33.83	h	33.36	i	41.00	l	47.21	j	52.52	j	62.90	j	63.69	j	54.74	k	39.85	k	32.26	m	26.73	p	-----	z
1992	26.02	i	32.77	p	40.06	m	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1993	-----	z	-----	z	-----	z	-----	z	-----	z	55.67	i	55.32	a	59.02		52.70		45.84		28.13		28.66		44.94	f
1994	32.66		28.18		36.69		43.68		52.05		55.32		64.40		64.19		56.55		43.68		28.12	a	27.27		44.40
1995	27.06		33.43		35.02		40.78		50.81		53.93	a	61.35		57.43	a	55.93	a	40.87		37.15		29.00		43.56
1996	28.23		27.76		34.75	a	42.42		45.79		55.69	a	63.45		61.21		51.07	a	42.73	a	33.85		27.58		42.88
1997	26.16		29.89		34.70	a	38.47		51.61		56.08		59.89		64.30	a	55.73		42.84		37.18		28.44		43.77
1998	29.74		34.91		36.18		42.55		51.32		55.43		67.53		63.97		59.55		43.10		36.05		26.42		45.56
1999	31.13		30.57		35.06		38.97	a	46.23		53.92		58.94		64.50		51.55	a	43.65	a	39.28		29.08		43.57
2000	28.16		33.21	a	36.63		44.30		50.08	a	54.78		61.37		61.05		51.20		43.53		27.18		25.48	a	43.08
2001	27.33	a	27.88		35.84		40.13		50.18		53.72		62.32		63.23		56.58		42.71		37.37		26.69		43.66
2002	28.47		28.02		30.61		39.43		47.19		57.03		65.19		57.55		53.75		39.18		33.52		30.69		42.55
2003	32.03		29.09		35.79		41.75		48.52		57.77		65.16		63.97		54.83		46.81		28.92		29.32		44.50
2004	26.50		30.17		38.61		43.64	a	47.23	k	58.28		-----	z	-----	z	-----	z	-----	z	30.30	t	30.61		37.97	f
2005	29.45		31.61		37.87		41.50	a	50.50		53.42		63.34		61.81		49.78		44.60		32.45		22.84		43.26
2006	31.37		25.82		34.61		42.90	a	51.84		59.27		66.69		60.90		53.38		41.73		34.20		25.37		44.01
2007	21.40		30.73		37.24		42.15		49.95		57.25		69.08	a	61.08		53.17		42.61		32.43		26.19		43.61
2008	21.47		30.57		31.68		36.02		48.13		53.85		58.97	o	60.74		52.52		43.52		35.62		22.79		39.72	a
2009	24.37		28.66		28.94		38.90		48.74		56.02		62.10		61.98		57.30		38.50		32.88		20.69		41.59
2010	31.19		32.89		36.74		40.82		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	35.41	h
Period of Record Statistics
MEAN	26.79		30.15		34.36		40.59		48.98		56.41		63.02		62.00		53.51		43.34		33.81		26.77		43.44
S.D.	3.68		2.74		3.04		2.36		2.15		2.56		2.74		2.68		3.55		2.10		3.09		2.93		1.08
SKEW	-0.34		0.06		-0.18		-0.16		-0.17		0.39		-0.23		-0.12		-0.07		-0.32		-0.52		-0.62		-0.23
MAX	32.71		34.91		39.42		45.07		53.71		61.80		69.08		67.77		60.43		47.13		39.28		31.66		45.56
MIN	17.77		25.57		28.94		35.65		45.11		51.93		55.32		56.36		46.52		38.50		27.18		18.97		41.13
YRS	36		38		37		37		36		37		37		35		36		37		38		36		28