JEROME, ID

Average of Minimum Temperature (Degrees Fahrenheit)

(104670)

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
1915	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	41.06	m	37.48		26.45	a	21.74		28.56	i
1916	13.20	a	24.28		31.03		35.20		36.77		43.93		52.77		50.68		41.53		33.16		19.37		16.57	a	33.21
1917	8.80	a	15.68		16.35		31.80		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	30.13		30.52	b	22.21	f
1918	25.71		21.86		29.87		31.63	c	37.16		53.61	b	57.77	a	48.56	d	47.33	f	38.74		26.03		20.66	b	35.60	a
1919	18.23	a	23.33	a	28.06		34.17	a	40.21	c	46.93	a	53.50	m	53.00	b	46.03		30.48	b	24.03		14.28	b	32.62	a
1920	18.43	a	23.34		27.77		31.64	b	38.53	a	47.64	b	57.11	d	53.87		47.00	a	36.50	a	29.37	c	23.52		36.23
1921	21.67	a	23.44	a	31.70	a	32.60		42.35		51.43		55.58		55.81		39.40		35.55		28.90		22.90	a	36.78
1922	7.84		16.71		22.45		29.47		39.84		51.00		54.13		56.48		44.90		35.23		23.80		17.00		33.24
1923	20.71		13.39		25.61		33.90	a	41.84		46.53		57.55		-----	z	46.70		35.68		26.30		18.16		33.31	a
1924	15.81		28.66		24.65		31.60		44.52		47.23		54.94		51.35		44.60		37.45		26.70		12.29		34.98
1925	19.65		27.86		29.48		36.90		45.26		49.10		59.61		52.29		44.97		33.45		27.67		27.19		37.79
1926	20.45		29.04		29.03		39.80		44.19		53.27		58.35		56.81		38.63		34.77		32.13		21.03		38.13
1927	22.00		27.82		28.06		34.13		40.35		50.57		55.94		53.03		43.40		37.77		34.17	a	17.58		37.07
1928	21.97		23.41		31.71		32.60		36.81	e	35.07	b	57.29		52.00		42.97	a	36.58		29.73		13.90		34.50
1929	7.71		11.32		27.16		32.60		41.82	c	49.62	d	56.74		57.68		40.57		35.97		21.57		26.41	b	34.10
1930	8.65		30.29		29.81		40.03		41.45		47.43		58.42		58.71		44.63		35.07	a	20.80		13.61		35.74
1931	16.94		24.08	c	28.26		34.63		43.23		52.45	a	59.19	d	55.16		44.73		37.03		23.23		17.90		36.40
1932	15.65		16.10		29.32		34.90		42.83	a	49.63		54.97		50.61		43.73		34.10		30.80		11.45		34.51
1933	16.16		7.57		26.26		32.50		39.13		53.30		58.48		52.68		43.20		37.39		26.97		27.58		35.10
1934	28.48		31.89		34.64	t	40.23		48.68		48.30		57.68		55.71		43.87		38.65		33.50		22.84		40.89	a
1935	20.39		23.93		27.55		35.10		40.19		49.20		54.87		52.65		46.57		34.94		23.07		18.43	a	35.57
1936	18.77		17.41		26.42		38.07		44.74		53.67		60.71	c	55.06		41.41	a	34.68		21.48	a	22.97		36.28
1937	5.00		16.82		28.61		32.66	a	43.45		47.38	a	57.55		51.19		46.30		36.10		29.50		25.00		34.96
1938	25.13		26.79		27.87	a	34.33	f	43.19	d	51.03		57.48		54.00		50.50		38.84		22.80		23.61		38.29	a
1939	22.19		17.07		27.81		35.33		44.00		46.40		56.48		54.45		46.07		35.94		26.30		25.71		36.48
1940	19.97		26.45		30.23		35.47		44.68		50.33		55.87		53.52		46.47		36.65		27.07		25.90		37.72
1941	24.06		29.36		30.74		35.53		45.45		49.40		58.94		55.45		40.93		35.16		29.63		24.16		38.24
1942	13.71		17.71		24.39		35.50		39.26		46.07	a	56.81		52.84		44.07		35.81		27.17		22.77	a	34.67
1943	19.48		22.46		23.90		37.50		38.10		43.63		52.45		49.71		43.57		35.87		27.73		23.32		34.81
1944	14.03		22.93		25.39		34.10		42.81		45.70		53.55		50.29		44.67		40.32		27.43		18.48		34.98
1945	21.06		25.68		25.77		31.20		41.42		44.50		54.81		53.03		41.37		35.87		26.33		18.52		34.96
1946	15.42		16.64		28.00		34.83		39.45		46.87		56.82	n	54.45		44.80		33.55		28.40		27.77		33.65	a
1947	13.87		27.21		31.94		35.77		46.48		47.23		57.00		52.13		44.27		38.19		25.90		22.45		36.87
1948	19.23		19.72		23.45		32.63		40.00		48.17		51.77		49.45		38.10		29.27	a	24.00		12.52		32.36
1949	-5.26		13.46		26.03		33.30		41.90		45.97		52.29	j	52.13	a	44.33		28.45	b	28.10		17.35		29.62	a
1950	11.52		18.79		24.26		28.60		34.03		42.67		50.58		51.73	p	40.67	u	38.03		29.50		26.68		30.46	b
1951	14.68		22.75		21.26		33.10		40.19		46.40		58.45		53.27	a	43.17		33.68		25.70		17.29		34.16
1952	13.61		14.38		22.55		34.83		42.35		47.03		53.74		51.45		43.63		35.58		18.77		22.48		33.37
1953	28.94		22.04		26.35		30.13		34.10	a	44.00		55.13		52.42		44.50		36.97		31.20		21.43	c	35.60
1954	23.23		26.14		23.72	b	33.23		41.55		45.17		55.00		49.23		42.80		31.64	c	28.14	a	16.90		34.73
1955	13.32		16.11		22.10	a	29.40		38.77	a	48.48	a	54.68		54.77		43.40		35.53	a	23.50		23.48		33.63
1956	25.00		15.59		27.52		33.90	a	44.23		48.50	b	55.84		50.26		44.41	a	35.13		22.40		19.81		35.21
1957	11.48		23.64		29.90		34.23		45.00		50.63		55.32		52.19		44.73		36.29		24.40		26.46	e	36.19
1958	21.55		30.43		28.00		34.03		47.13		50.77		55.06		56.58		44.80		36.32		27.43		28.16		38.36
1959	24.52		26.18		26.16		35.03		39.45		52.30		55.35		50.77		44.93		37.32		24.20		19.32		36.30
1960	16.87		20.34		29.29		35.30		39.84		51.03		59.45		50.48		47.00		35.19		29.73		20.10		36.22
1961	19.74		28.68		29.26		32.53		42.58		53.97		56.55		58.97		41.80		34.94		25.57		20.81		37.12
1962	10.97	a	23.07		25.35		35.60		40.55		48.73		53.42		51.84		45.00	a	36.26		27.82	b	23.31	b	35.16
1963	9.60	a	30.44	a	26.06		32.23		45.13	a	47.07		52.90		55.00		52.23		40.87		30.67		18.42		36.72
1964	15.35		11.24		23.10		31.60		40.61		47.77		56.16		51.68		40.73		36.77		27.03		25.10		33.93
1965	25.16		24.36		22.90		37.63		39.39		48.67		54.42		53.48		39.77		36.94		32.17		21.61		36.37
1966	21.94		22.93		27.74		32.37		43.87		47.90		54.13		54.06		48.97		33.87		32.10		23.03		36.91
1967	26.00		26.25		29.52		31.83		41.97		49.60		58.55		58.13		50.23		36.74		30.57		14.84		37.85
1968	18.19		28.21		30.16		31.57		42.13		50.00		57.06		51.45		44.63		35.94		29.20		21.81		36.70
1969	22.29		21.36		22.97		36.00		44.52		50.43		56.42		54.68		48.53		32.94		27.27		24.42		36.82
1970	24.80	a	28.71		28.19		30.10		41.45		50.67		57.16		56.68		41.83		33.65		31.86	a	23.03		37.34
1971	23.74		24.29		27.26		34.33		43.48		49.73		56.42		59.39		41.73		35.23		29.20		18.77		36.96
1972	19.68		24.97		32.58		32.70		43.90		52.63		55.71		56.45		44.07		38.42		30.80		16.52		37.37
1973	20.10		25.25		28.81		33.47		44.00		50.30		57.26		55.90		46.80		37.74		31.47		26.03		38.09
1974	17.65		24.21		30.65		34.67		42.00		54.43		57.71		53.74		47.10		38.97		29.79	a	24.10		37.92
1975	16.63	a	21.18		26.29		29.30		38.13		46.57		59.55		50.00		45.07		36.29		26.00		25.32		35.03
1976	19.19		18.62		21.32		32.47		42.74		46.20		56.42		51.19		47.59	a	34.16		25.70		18.00	a	34.47
1977	15.19		21.46		24.23		34.90		38.68		53.40		54.93	a	54.81		43.17		34.53	a	24.77		26.16		35.52
1978	25.77		26.25		32.37	a	33.47		38.32		46.59	a	54.68		49.76	b	43.20		33.65		22.50		14.16		35.06
1979	7.26		22.21		26.71		31.53		40.16		47.27		54.35		54.00		45.77		37.39		20.70		21.35		34.06
1980	17.26		26.10		27.16		36.03	a	42.29		46.69	a	55.33	a	50.50	a	46.03		35.19		27.17		24.61		36.20
1981	23.93	a	22.48	a	30.10		35.60		41.16		49.17	a	52.57	a	55.94		46.24	a	33.80	a	32.00		24.90		37.32
1982	14.10		15.63	a	28.80	a	29.73		39.11	c	48.93		53.39		54.32		45.66	a	34.44	f	24.34	a	20.23		34.02	a
1983	25.52	b	26.12	b	32.00		31.48	a	40.71		47.03		49.79	b	57.13		43.90		37.20	a	29.66	a	16.00	b	36.38
1984	12.81		16.25	a	26.77		32.07		39.84		44.93		56.55		55.10		41.80		31.83	a	26.07		11.16		32.93
1985	7.94		10.21		20.19		35.87		43.48		49.59	a	59.74		51.00		40.93		32.77		17.77		5.29		31.23
1986	21.55		28.82		33.32		33.20		39.52		52.83		52.68		55.81		42.53		36.29		26.07		17.81		36.70
1987	15.37	a	25.67	a	28.68		-----	z	45.26		51.37		53.39		51.77		44.77		37.84		29.57		19.84		36.68	a
1988	17.55		24.62		27.52		35.63		40.35		52.00		56.00		51.13		42.77		41.10		27.47		15.77		35.99
1989	12.68		13.85	a	28.61		35.67		38.81		48.17		57.81		52.68		44.57		34.94		26.75	b	17.10	a	34.30
1990	21.58		19.50		29.23		38.47		38.68		48.50		56.65		54.70	a	50.83		33.97		26.63		6.77	a	35.46
1991	14.26		25.79		28.13		30.90		37.61		45.13		55.26		56.48		47.67		35.87		25.93		21.55		35.38
1992	21.03		28.14		32.58		36.83		44.20	a	50.66	a	51.74		52.63	a	42.52	a	37.76	b	22.67		13.58		36.19
1993	11.14	b	14.88	b	26.67	a	32.39	b	44.27	a	45.33		47.77		49.48		41.89	b	35.73	a	16.61	b	20.55	b	32.23
1994	22.74		18.07		28.07	b	35.50		43.74		47.90	a	55.97		55.58		45.93		34.68		20.07		19.19		35.62
1995	22.47	a	26.41	a	28.23		31.75	b	40.57	a	45.50		53.10		52.16		47.28	a	33.10		31.53		24.23		36.36
1996	22.19		20.82	a	30.07	b	34.07	a	41.34	b	49.33		55.97	a	52.97	a	42.33		34.03	b	27.57		21.69	b	36.03
1997	21.54	c	24.46		29.37	a	32.93		44.00	a	51.30		54.41	b	55.48		50.11	b	34.32		27.59	a	19.39		37.08
1998	26.52	b	26.11	j	28.29		33.66	a	41.52		45.48	a	59.06		56.74		51.45	a	34.10	b	28.97		18.00	a	38.53	a
1999	23.10		22.33	a	27.45		30.60		38.42		48.10	a	51.59	b	54.74		41.41	a	33.58		29.86	a	19.94		35.09
2000	21.80	a	27.14		24.74		34.73	d	44.82	i	51.56	l	57.79	g	56.14	i	46.84	e	37.65	e	21.88	e	21.38	g	30.68	e
2001	20.12	g	22.17	e	31.37	d	32.55	j	44.53	l	50.27	h	57.96	f	57.76	f	47.57	i	35.95	j	31.26	g	17.25	k	26.77	j
2002	20.08	g	14.71	k	26.05	i	35.25	j	41.80	k	53.35	g	61.14	i	51.40	f	48.16	e	32.28	f	25.59	m	26.00	i	48.16	k
2003	27.52	h	23.50	j	29.59	i	36.23	h	42.90	j	50.72	e	59.10		56.58		44.50	d	42.61	h	23.97		25.87		43.46	f
2004	15.10	b	18.86		31.13		34.50		41.90	a	48.00	a	57.55	b	53.67	a	45.28	a	38.97		27.28	a	24.23		36.37
2005	20.81		22.71		30.71		34.48	a	44.00	a	47.13		57.77		55.06		43.27		36.97	b	25.53		17.23	a	36.31
2006	23.77		18.32		-----	z	36.20		42.70	a	53.17	a	61.60	a	53.06		43.38	a	34.45		28.47		19.26		37.67	a
2007	14.39		25.26	a	29.97	b	34.90		42.10		49.86	a	61.23	a	56.03		45.13		34.47	a	25.47		20.83	b	36.64
2008	13.21	b	19.29	a	26.26	d	27.30		40.90	b	48.83	a	57.66	b	52.87		43.77		35.52	b	32.48	a	17.23	a	34.61
2009	16.71		18.86		25.24	b	32.83		41.74		50.33		57.42		53.84		49.07	a	33.03		25.93		15.10		35.01
2010	22.77		24.43		25.29		31.67		38.10	a	48.87		56.45		54.68		46.53		41.00		26.13		25.61		36.79
2011	18.29		20.82		26.97		30.50		38.00		46.50		57.55		57.71		51.17		39.06		25.27		16.61		35.70
2012	22.37	a	24.14		30.26		37.43		41.45		49.43		61.26		58.61		48.77		35.61		31.53		24.39		38.77
2013	9.71		23.68		27.94		33.53		43.00		51.80		61.90		59.16		51.03		34.65		26.13		14.19		36.39
2014	22.16		27.43		30.13		34.23		42.97		50.78	c	62.10		57.74		49.57		39.71		25.57	b	27.81		39.18
2015	23.45		30.89		33.39		34.67		46.94		58.53		59.58		58.71		49.80		45.26		26.53		20.74		40.71
2016	21.58		25.52		32.68		40.40		45.77		55.87		58.52		56.90		47.77		41.48		33.33		16.71		39.71
2017	11.35		26.96	b	33.48		34.80		-----	z	54.10		-----	z	57.57	h	50.00		34.65		31.77		19.39		32.94	c
2018	25.62	o	-----	z	28.45		37.33		44.45	t	-----	z	-----	z	57.39		50.45	j	-----	z	-----	z	-----	z	41.06	i
2019	-----	z	-----	z	28.68		38.13		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	25.48		30.76	i
2020	26.61		23.29	a	32.61		37.13		-----	z	52.63		59.19		-----	z	49.92	d	38.29		31.38	n	22.19		37.99	c
2021	24.97		28.25	x	28.87		36.17		-----	z	64.43		65.10		-----	z	46.83		38.55		33.23	h	23.74		41.08	d
2022	16.71		17.21		30.71		34.97		42.08	r	54.50		67.32	f	64.96	e	53.47		41.87		-----	z	23.65		37.56	c
2023	24.77	e	21.15	a	25.00	a	34.53		48.74		48.96	b	64.00		61.19	j	50.32	b	40.55		28.47		25.48		37.45	a
2024	26.32		31.31		31.00		38.43		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	31.77	h
Period of Record Statistics
MEAN	18.38		22.46		27.78		34.03		41.69		49.16		56.43		54.03		45.21		36.05		26.93		20.56		35.90
S.D.	5.88		5.15		3.15		2.57		2.83		3.57		2.92		2.86		3.15		2.62		3.58		4.69		1.68
SKEW	-0.84		-0.52		-0.64		0.14		-0.06		0.37		0.09		0.57		0.33		0.29		-0.43		-0.58		-0.04
MAX	28.94		31.89		33.48		40.40		48.74		64.43		65.10		64.96		53.47		45.26		34.17		30.52		40.71
MIN	-5.26		7.57		16.35		27.30		34.03		35.07		47.77		48.56		38.10		28.45		16.61		5.29		31.23
YRS	104		103		105		104		97		102		97		97		102		102		102		105		84