JEROME, ID

Average of Average Temperature (Degrees Fahrenheit)

(104670)

File last updated on April 25, 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
1915	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	57.12	m	53.11		36.00	a	29.71		39.61	i
1916	22.20	a	32.62		42.40		49.43		51.95		60.48		69.87		68.18		59.75		47.60		32.50	a	25.27	a	46.85
1917	18.13	a	25.39		26.18		42.18		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	42.38		39.64	b	32.32	f
1918	32.98		31.57		43.16		46.70	c	53.08		70.91	c	73.77	a	64.76	d	61.79	f	50.48		36.20		30.52	b	48.56	a
1919	29.90	a	30.70	a	38.69		49.91	a	58.50	c	66.05	a	73.44	n	72.91	b	62.45		43.52	b	35.78		23.67	b	46.55	a
1920	29.21	c	34.74		38.74		44.32	b	54.71	b	63.79	b	74.70	d	70.52	a	61.59	a	48.15	a	37.54	c	30.65		49.05
1921	30.04	c	32.10	b	43.15	u	43.37	c	55.45		65.65		71.94		70.89		54.33	a	52.29		41.67		31.20	a	49.90	a
1922	17.13	d	26.27	m	32.29		42.60		54.10		66.95		70.84		71.73		61.65		53.10		36.87	c	27.81		48.64	a
1923	30.87		25.54	n	37.95		47.22	a	56.39		61.20		74.38	a	-----	z	63.37		47.16		40.47		27.44		48.64	b
1924	25.18		38.69		36.27		47.35		61.60		65.80		73.84		71.03		63.50		50.39		37.97		21.66		49.44
1925	27.65		37.18		42.68		50.03		60.77		64.28		76.81		69.71		60.35		47.85		38.17		34.15		50.80
1926	27.89		37.43		43.60		54.95		59.32		70.42		75.97		73.56		56.25		51.73		42.45		27.95		51.79
1927	29.98		34.88		39.60		47.27		53.85		66.37		74.15		70.58		58.95		52.82		43.19	a	26.44		49.84
1928	29.78	a	32.88		43.21		46.02		58.06	o	55.43	b	74.85	a	70.08	a	61.80	b	51.11	d	-----	z	24.75	a	48.99	b
1929	19.58		20.98		36.92		45.28		57.52	c	64.32	e	-----	z	75.37		57.19	a	52.42	a	35.67		35.64	b	45.54	a
1930	18.37		39.25		42.94		54.93		55.34		65.18		76.27		74.61		61.77		48.70	a	34.02		22.42		49.48
1931	26.39		32.84	c	40.45		50.33		60.34		69.26	a	77.94	e	73.72	a	62.38		52.40	b	34.38		26.16		50.55
1932	23.45		26.29		38.29		49.43		54.85	a	62.88		72.79		68.96	d	62.90		49.13		43.05		21.08	a	47.76
1933	25.63		18.29		37.08		47.18		53.08		70.68		77.07	a	71.45		61.33		55.92		41.10		37.26		49.67
1934	36.10		43.05		46.09	t	56.37		65.45		64.38		76.35		74.71		60.95		55.00	a	44.23		31.16		55.25	a
1935	29.61		32.59		39.27		47.83		54.29		65.37		74.00		72.34		65.02		50.26		32.45		29.08	a	49.34
1936	25.94		25.91		36.71		52.58		62.34		69.23		77.75	c	72.63		60.71	a	51.95		-----	z	31.77		51.59	a
1937	13.85		26.09		39.50		47.10	i	59.84		63.66	a	75.45		71.29		65.92		54.42	r	40.00	s	33.55		49.90	c
1938	32.61		35.86		37.62	a	48.58	f	57.63	d	66.77		73.56		72.26		68.35		52.55		33.47		32.35		51.18	a
1939	30.48		26.36		40.60		51.85		61.21		63.03		73.71		73.45	a	63.50		50.45		42.27		36.87		51.15
1940	28.47		35.48		43.60		49.27		62.27		70.78		75.31		73.63	a	61.98		52.31		35.28	a	34.29		51.89
1941	32.03		38.09		44.21		50.84	k	60.55	a	65.12		76.31		71.94		57.65		50.00		41.60		31.79		51.75	a
1942	22.03		26.84		37.02		51.27		52.90	a	61.53	a	76.00		72.45		63.62		53.12	a	39.57		30.57	b	48.91
1943	27.81		33.00		37.68		53.85		54.24		60.27		72.34		69.97		63.98		51.97		40.13		32.92		49.85
1944	23.52		31.10		36.90		46.87		58.06		59.72		71.66		69.47		62.48		57.11		35.32		28.89		48.42
1945	29.74		34.39		38.35		44.65		55.47		60.07	a	73.97		72.48		58.57		52.08		35.27		26.52		48.46
1946	24.79		27.16		40.16		51.48		55.47		64.70		73.94	n	72.60		61.55		43.60		36.68		35.02		46.66	a
1947	22.97		37.09		44.18		49.13		61.63		61.02		75.45		70.97		62.40	a	52.03		33.40		29.11		49.95
1948	28.65		29.60		34.98		46.53		56.23		65.85		70.47		69.71		55.82		43.97	b	34.83		22.13		46.56
1949	7.18		25.27		37.65		51.43		58.39		63.88		72.29	j	71.83	b	63.95		45.79	b	44.65		28.97		45.36	a
1950	22.74		30.39		37.37		45.12		51.97		61.40		69.77		69.30	p	55.38	v	54.71		41.02	a	35.62	a	45.01	b
1951	24.90		32.84		34.18		49.68		55.74		61.95		75.13		69.67	a	61.77		48.00		37.17		25.13		48.01
1952	22.66		24.09		31.76		50.95		58.02		63.95		71.55		70.79		63.88		55.53		32.60		31.00		48.06
1953	38.16		35.02		40.79		44.73		50.30	a	60.17		73.73		70.52		63.88	a	53.24		44.08		30.23	c	50.40
1954	32.24		38.57		36.76	b	49.15		59.31		61.02		73.68		67.90		61.60		48.64	c	42.27	b	27.29		49.87
1955	22.82		26.45		33.71	b	44.23		53.80	a	65.54	b	71.28	b	73.97	a	61.33	f	52.05	a	34.48	b	32.19		46.41	a
1956	32.82		25.17		40.29		49.57	a	58.76		65.61	c	73.94		68.55		63.02	a	48.63		35.28		30.10		49.31
1957	21.23	a	33.43	a	41.65		47.62		57.79		65.60		73.22	a	70.95		63.73		50.15		34.87		35.42	e	49.64
1958	29.39		40.07		39.29		46.25		64.03		65.82		71.97		74.34		61.80		53.74		38.55		37.08		51.86
1959	32.29		35.18		40.02		50.82		52.74		68.88		74.50		68.79		58.58		50.42		38.35		30.52		50.09
1960	24.26		28.76		41.87		49.92		55.69		67.82		77.08		68.13		64.42		49.95		38.93		30.23		49.75
1961	32.34		38.21		41.63		47.73		58.55		71.37		75.26		75.89		56.52		48.50		36.88		28.73		50.97
1962	21.18	a	32.04		36.15		51.45		53.69		64.48		70.52		68.44		62.45	a	51.76		40.04	b	32.86	b	48.75
1963	20.67	a	41.09	a	39.84		44.28		58.72	a	60.93		71.34		72.58		67.60		56.06		39.48		26.47		49.92
1964	23.63		22.11	b	32.37		45.67	a	56.29		61.68		74.40	a	69.16		58.23		53.58		36.80		32.60		47.21
1965	31.92		35.71		37.21	b	50.28		53.26		64.23		71.47		69.19		55.33		55.10		43.65		31.02		49.86
1966	30.52		32.50		41.66		48.50		61.55		65.28		73.97		72.42		66.15		50.18		42.33		29.87		51.24
1967	33.92		37.93		41.76		44.00		57.29		63.90	a	76.16		77.26		67.42		51.95		41.05		23.52		51.35
1968	28.13		38.03		44.56		45.73		57.27		66.18		76.03		66.13		61.05		50.94		37.45		29.45		50.08
1969	30.21		29.05		34.79		51.50		61.26		65.13		74.08		74.50		65.83		45.79		39.42		32.05		50.30
1970	31.85	a	40.09		39.68		42.73		56.45		66.78		74.29		74.84		57.70		47.50		39.91	b	30.15		50.16
1971	30.81		34.57		38.26		47.72		57.92		64.28		73.53		76.47		58.20		48.24		37.67		26.66		49.53
1972	27.02		33.47		45.10		46.45	a	59.21		67.68		73.03		73.76		58.42		50.73		38.45		23.97		49.77
1973	27.21		34.18		40.13		46.78		59.81		67.00		74.47		73.02		62.38		52.85		39.17	a	33.90		50.91
1974	25.52		34.02		41.80	a	48.20		56.21		71.82		74.37		71.23		64.77		53.27		40.53	a	31.29		51.09
1975	25.52	a	29.21		37.50		40.78		52.13		61.85		76.37		67.42		63.20		49.21		36.00		33.76		47.75
1976	27.97		28.76		32.92		45.28	a	58.18		62.12		72.97		66.81		63.16	b	50.27		40.67		31.85	a	48.41
1977	23.26		35.52		37.02		52.02		51.61		70.30		71.68	a	71.94		60.48	a	51.57	a	36.55		33.23		49.60
1978	32.63		33.75		45.48	a	45.90		53.02		63.59	a	72.61		68.38	b	58.72		50.94		34.57		23.69		48.61
1979	15.94		31.67	a	39.68		45.95		57.06		65.85		73.39		70.66		65.25		52.98		33.63		30.98		48.59
1980	25.50		35.52		38.79		51.33	a	55.40		62.59	a	72.38	a	68.15	a	61.03		50.81		38.65		34.52		49.56
1981	33.00	a	34.11	a	43.10		48.87		54.82		63.91	a	71.73	a	75.00		63.67	a	46.13	a	41.72		32.82		50.74
1982	22.48	a	24.61	a	38.62	a	43.27		53.80	c	64.33		69.32		72.16		59.81	a	47.26	f	34.48	a	28.65		46.50	a
1983	33.10	b	35.06	b	42.18		44.24	a	54.97		62.67		67.83	b	73.71		61.20		51.03	a	38.84	a	22.59	b	48.95
1984	20.94		24.38	a	37.53		45.03		54.60	a	59.95		72.87		72.90		58.97		44.95	a	35.63		21.32		45.76
1985	18.15		20.32		30.77		50.98		59.31		66.95	a	77.94		68.82		54.92		47.61		27.72		14.87		44.86
1986	29.47		37.30		46.63		47.23		55.71		69.90		69.81		74.55		56.88		51.02		37.28		29.00	a	50.40
1987	24.37	a	35.85	a	41.31		-----	z	60.63		68.22		70.03		70.39		64.00		54.63		39.68		29.35		50.77	a
1988	26.15		35.83		39.95		50.77		55.34		69.32		74.55		70.90		59.20		57.63		36.68		24.39		50.06
1989	22.87		23.13	a	39.42		50.78		54.44		65.22		75.74		68.95		62.25		48.69		39.16	b	29.27	a	48.33
1990	30.48		30.25		42.58		53.33		53.55		64.17		74.68		72.05	a	68.55		49.61		39.35		18.38	b	49.75
1991	25.03		40.14		39.87		44.95		51.56		61.90		74.57	a	74.78	a	63.85		50.95		34.90		30.76		49.44
1992	31.48		41.14		47.84		52.87		62.05	a	67.75	b	69.37		71.60	a	59.86	a	53.57	b	32.08		22.98		51.05
1993	21.09	b	24.00	b	36.95	a	45.29	b	60.28	a	60.15		63.42		66.32		60.02	b	50.30	a	30.70	b	29.57	b	45.67
1994	32.58		29.36		42.81	b	49.72		58.95		65.47	a	74.77		74.23		64.72		48.21		30.08		27.37		49.86
1995	30.65	a	38.67	a	39.94		46.05	b	53.43	a	60.50		71.00		70.79		64.29	a	48.82		42.48		32.60		49.94
1996	30.65		31.32	a	42.22	b	48.36	a	54.36	b	66.68		74.80	a	71.77	a	59.27		48.71	b	39.08		30.48	b	49.81
1997	30.18	c	33.52		42.15	a	46.12		59.92	a	65.23		70.10	b	73.24		65.21	b	49.63		39.53	a	27.82		50.22
1998	34.88	b	35.67	j	39.98		47.33	a	54.32		59.69	a	76.98		74.31		66.64	a	49.02	b	39.40		27.27	a	51.80	a
1999	31.18		31.91	a	40.13		44.00		52.98		63.98	a	71.24	b	73.16		59.98	a	51.98		44.14	a	28.90		49.47
2000	30.13	a	37.33		39.27		50.63	d	58.50	i	66.94	l	75.42	g	74.43	i	62.16	e	50.92	e	30.94	e	29.00	g	43.06	e
2001	27.06	g	30.57	e	43.91	d	44.65	j	59.63	l	66.68	h	73.98	f	76.00	f	65.02	i	51.12	j	43.05	h	24.82	k	37.24	j
2002	27.48	g	24.85	k	36.48	i	48.77	j	56.02	k	69.33	g	77.75	i	68.94	f	63.56	e	47.46	f	37.00	m	35.14	j	63.56	k
2003	35.78	h	33.61	j	41.98	i	46.95	h	57.38	j	67.48	e	78.53		74.98		62.80	e	58.33	h	35.08		34.27		58.86	f
2004	23.88	b	27.81		45.58		50.08		56.77	a	64.48	a	74.12	b	71.13	a	61.78	a	52.08		37.57	a	32.98		49.86
2005	29.35		33.88		43.39		47.66	a	57.27	a	62.50		75.95		73.44		60.90		52.88	b	37.38		25.63	a	50.02
2006	32.39		29.25		-----	z	49.33		59.27	a	69.93	a	79.63	a	71.95		60.93	a	49.76		39.67		29.18		51.94	a
2007	25.66		36.96	a	44.31	b	49.42		59.32		68.09	a	79.67	a	74.53		62.87		48.67	a	39.42		28.97	b	51.49
2008	22.91	b	29.55	a	37.48	d	43.43	a	56.21	b	65.29	a	76.21	b	72.65		62.25		50.86	b	43.91	a	27.95	a	49.06
2009	26.74		29.62		37.72	b	46.87		58.15		64.78		75.53		71.92		67.78	a	45.45		38.27		24.35		48.93
2010	31.32		33.55		39.94		45.45		50.72	a	62.92		72.42		70.90		63.00		53.74		35.87		32.16		49.33
2011	27.08	a	30.21		38.68		42.65		51.18		61.25		73.60		74.50		66.43		51.76		37.23		27.66		48.52
2012	31.20	a	34.60		42.87		52.38		55.81		65.35		77.90		75.31		65.23		50.35		43.35		31.73		52.17
2013	18.76		33.11		40.77		46.82		57.81		67.18		79.06		75.66		64.75		47.81		38.05		23.68		49.45
2014	30.32		35.20		42.37		47.63		58.31		65.35	c	77.79		71.10		64.40		54.68		35.35	c	35.21		51.48
2015	29.61		40.86		46.58		48.37		58.45		73.28		73.10		73.63		64.37		57.53		34.87		26.98		52.30
2016	27.76		34.78		42.71		53.35		57.60	a	69.78		73.53		72.48		60.77		52.92		44.13		24.31		51.18
2017	19.19		33.63	b	44.26		45.98		-----	z	67.45		-----	z	73.33	h	63.50		47.40		40.92		26.56		43.21	c
2018	33.66	o	-----	z	38.26		49.45		58.91	t	-----	z	-----	z	72.27		65.38	j	-----	z	-----	z	-----	z	53.33	i
2019	-----	z	-----	z	39.48		49.90		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	30.98		40.12	i
2020	32.68		33.09	a	43.16		49.32		-----	z	65.80		74.06		-----	z	65.63	d	51.26		40.91	n	30.82		49.54	c
2021	31.95		38.12	x	41.40		48.58		-----	z	79.28		80.55		-----	z	62.30		49.90		42.81	i	30.97		53.12	d
2022	22.90		23.59		40.71		44.38		49.77	r	66.85		80.32	f	78.17	e	69.00		54.00		-----	z	28.97		47.62	c
2023	30.25	e	28.85	a	32.45	a	45.67		60.55		61.17	c	78.08		73.02	j	64.09	c	51.63		38.27		32.56		47.60	a
2024	31.73		38.71		39.71		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	36.71	i
Period of Record Statistics
MEAN	27.06		32.35		39.73		48.01		56.79		65.14		74.02		71.81		62.12		50.83		38.00		29.31		49.59
S.D.	5.21		5.20		3.67		3.16		3.21		3.54		2.80		2.56		3.09		2.92		3.56		4.29		1.47
SKEW	-0.81		-0.41		-0.65		0.19		0.18		0.60		-0.42		-0.22		-0.25		-0.16		-0.22		-0.48		-0.82
MAX	38.16		43.05		47.84		56.37		65.45		79.28		80.55		78.17		69.00		57.63		44.65		39.64		52.30
MIN	7.18		18.29		26.18		40.78		50.30		55.43		63.42		64.76		54.33		43.52		27.72		14.87		44.86
YRS	104		101		104		101		96		102		96		97		101		101		99		105		76