BRIGHT ANGEL RANGER STATION, AZ

Average of Minimum Temperature (Degrees Fahrenheit)

(021001)

File last updated on April 23, 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
1925	-----	z	-----	z	-----	z	-----	z	30.10	u	36.33		49.23		43.58		33.43		26.52		12.71	f	2.07	d	31.86	f
1926	-9.11	c	13.07	n	11.88	g	25.00		29.84		33.23		38.80	a	40.84		36.73		26.32		15.40		18.92	s	26.34	c
1927	-----	z	-----	z	-----	z	-----	z	28.86	i	35.28	a	41.17	a	41.55		35.38	a	24.80	a	22.70		9.94		30.12	e
1928	13.77		-----	z	22.58		26.10		34.10	a	32.50		44.06		38.08	f	31.80		25.58		19.90		5.47	p	27.82	c
1929	12.10	k	5.80	r	13.81	o	20.62	d	32.90		40.03		46.29		46.58		42.60		29.38	b	20.46	f	-----	z	36.91	e
1930	10.30	h	15.76	k	16.95	i	28.56	c	27.66	b	41.17		46.71		45.39		39.86	b	30.16		16.35	j	10.00	y	37.07	e
1931	6.10	u	13.71	k	19.83	g	30.19	c	33.13	a	43.86	b	47.94		46.35		42.17		32.86	c	18.68	e	8.36	t	36.90	d
1932	3.25	o	16.43	v	17.10	k	23.90	i	32.90	a	40.40		48.50	a	45.65		40.00	b	30.77		24.27		-----	z	37.50	e
1933	10.39	c	6.24	k	16.75	o	22.93	a	27.81	e	40.86	a	48.76	b	45.14	b	42.55	a	34.54	g	23.12	f	-----	z	34.06	e
1934	14.38	e	18.70	r	25.67	p	28.56	l	37.68		35.57		48.82	c	50.48	f	37.88	e	31.79	c	20.24	a	12.82	t	32.34	e
1935	11.53	n	3.00	y	14.11	l	25.38	d	29.56	d	40.17	g	46.90	a	47.06		40.37		27.42		16.73		16.57	q	33.35	e
1936	-----	z	17.13	n	19.92	f	26.97		33.14	c	44.04	e	48.42		45.61		38.63		29.74		19.80		16.93	b	33.70	c
1937	-1.26		7.43	u	16.86	c	21.83	a	33.26	d	41.37		48.10		45.42		41.37		32.16		23.00		19.50	a	29.24	a
1938	16.17	a	10.88	c	16.68		23.68	b	31.86	b	39.70		44.97		46.52		39.87		30.13		15.60		15.27	a	27.61
1939	13.65		1.78	a	18.77		28.07		36.71		40.33		50.42		46.65		42.80		30.68		24.80		22.71		29.78
1940	17.17	a	16.64	a	21.32	c	29.14	a	36.74		44.23		48.58		47.97	a	44.60		31.30	a	21.23		19.26		31.52
1941	13.83	a	21.36	c	18.34	b	22.37		33.87	a	39.67		45.71		48.00	a	40.30		31.00	d	23.03		17.77		29.60
1942	16.70	d	9.96		15.79	b	28.20		34.00	a	45.67		47.52		44.52		37.33		30.23		24.90	a	20.65		29.62
1943	16.97	a	18.73	b	21.83	h	-----	z	35.39	h	39.70		46.23		46.42		39.27		30.23		27.60		23.32		32.05	c
1944	21.94		19.93		21.23	a	27.30	c	38.29		38.10		45.94		44.87		41.50		32.45		23.72	a	24.79	c	31.67
1945	22.84		23.18		21.52		28.57		39.19		36.83		46.13		46.48		41.10		32.74		28.83		21.58		32.42
1946	19.47	a	21.54		25.10	u	-----	z	34.30	a	42.00		46.53	a	46.06		41.13		28.77		23.80		27.57	a	33.12	b
1947	19.00		28.07	a	28.68		32.52	a	36.93	b	40.28	a	44.97		44.90		42.50		32.20	a	18.60		19.42		32.34
1948	22.96	d	19.78	b	19.48	b	33.64	b	36.25	c	38.34	a	45.13		46.70	a	40.00		33.59	i	25.20		21.39		31.72	a
1949	9.94		11.61		23.52		36.59	a	33.84		38.67		40.06		40.58		40.63		29.86	b	38.73		19.52		30.30
1950	18.06		24.68		27.37	a	36.23		30.87		39.20		47.35		42.13	a	36.23		34.68		31.55	a	32.00		33.36
1951	21.50	a	22.04		23.23		32.33		35.50	i	37.90		51.90		46.59	b	39.23		29.67	a	27.57		20.35		32.03	a
1952	19.06		18.34		17.52		31.90		39.87		41.68	b	44.42		46.20	a	40.87		37.21	c	25.20		21.81		32.01
1953	27.45		22.36		27.10		30.03	a	30.55		41.03		49.03		44.87	a	38.50		32.97		32.97		21.84		33.22
1954	23.80	a	29.29		23.23		38.60		34.90	a	39.53	k	47.16		46.76	j	40.93		31.27	a	30.67		23.03	a	32.29	b
1955	17.03		15.11		24.58		28.17	a	32.62	j	40.12	d	46.16		47.71		38.37		31.90		26.00		17.58		30.25	a
1956	14.23		15.48		25.16		27.63		34.71		39.07	a	46.48		42.29		40.43		26.95	i	26.30		22.87		30.42	a
1957	23.29		36.04	d	35.69	b	33.24	a	32.16		41.24	a	44.90		45.74		37.30		32.81		23.00		26.00		34.28
1958	21.42		22.17	p	25.62	o	32.57		38.63	a	44.43		47.81		48.77		41.20		33.10	b	28.00	s	-----	z	38.49	d
1959	-----	z	-----	z	-----	z	32.44	u	34.23		43.57		48.81		46.03		39.40		31.24	b	-----	z	-----	z	40.55	f
1960	-----	z	-----	z	-----	z	22.36	s	33.00		42.77		46.77		47.90		41.33		30.26		26.84	e	-----	z	38.41	e
1961	-----	z	-----	z	-----	z	-----	z	31.50	a	42.67		47.84		46.68		36.80		28.58		20.79	k	-----	z	39.01	f
1962	-----	z	-----	z	-----	z	-----	z	32.74		37.77		42.65		43.74		39.37		32.87		25.79	a	22.88	n	36.42	e
1963	-----	z	-----	z	-----	z	-----	z	35.32		38.43		48.16		46.81		41.23		34.74		26.50	j	-----	z	40.78	f
1964	-----	z	-----	z	-----	z	-----	z	30.89	d	38.17		46.06		44.10		38.17		32.42		25.42	r	-----	z	38.30	f
1965	-----	z	-----	z	-----	z	-----	z	30.95	l	33.63		43.00		42.55		36.70		32.00		27.70	g	-----	z	37.58	g
1966	-----	z	-----	z	-----	z	24.82	s	35.45		40.37		48.16		47.90		40.83		30.84		-----	z	-----	z	40.59	f
1967	-----	z	-----	z	-----	z	22.67	o	30.06		38.77		47.19		45.68		40.17		33.87		25.70		-----	z	37.35	e
1968	-----	z	-----	z	-----	z	-----	z	29.12	f	40.00		45.42		42.23		36.73		32.39		23.40		-----	z	36.69	f
1969	-----	z	-----	z	-----	z	-----	z	34.86	i	38.23		45.77		46.90		37.46	d	28.13	h	-----	z	-----	z	42.09	h
1970	-----	z	-----	z	-----	z	-----	z	35.72	m	39.83		48.13		47.35		36.21	b	27.52		24.73	d	-----	z	37.30	f
1971	-----	z	-----	z	-----	z	20.85	q	29.06		38.00	b	42.41	d	46.55		39.27		26.93	d	-----	z	-----	z	37.04	f
1972	-----	z	-----	z	-----	z	24.95	i	33.53	a	43.61	g	53.13		49.41	b	42.83		-----	z	-----	z	-----	z	44.73	h
1973	-----	z	-----	z	-----	z	21.68	e	31.48	b	36.62	a	45.13		44.90	j	37.03		30.23		22.13		16.77	a	30.13	d
1974	12.10		13.21		24.68		24.50		33.84		43.31	a	43.23	a	44.30	a	38.72	a	31.94		21.10	a	7.77		28.23
1975	14.84		13.00	a	17.97		20.17		28.84		36.93		47.42		41.39		41.03		27.66	b	20.48	e	17.61		27.28
1976	16.81		20.76		16.87		25.57		33.47	a	38.73		46.90	a	44.65		39.60		28.03		23.77		17.45		29.38
1977	12.65		17.21		15.74		26.70		30.00		41.17		47.65		45.58		41.23		32.19		26.27		23.84		30.02
1978	16.03	a	13.89		23.87		26.70		31.58		43.45	a	45.39		44.76	b	38.03		33.62	b	21.34	a	10.55		29.10
1979	9.19		10.18		17.03		23.67		33.81		39.44	c	44.23	a	43.00	a	39.27		32.40	a	17.79	a	19.23		27.44
1980	21.13		19.93		16.81		-----	z	29.03		38.50	b	45.29		44.25	c	39.47		29.63	a	-----	z	21.06		30.51	b
1981	20.68		17.75		18.00	n	29.13		32.93	c	43.64	e	47.29	g	45.50	g	40.03		-----	z	25.86	a	18.16		28.52	d
1982	16.74		-----	z	-----	z	-----	z	-----	z	38.60		44.83	b	47.07	a	40.28	a	27.36	f	-----	z	12.83	b	33.39	f
1983	17.48		18.68		22.68		26.10	i	30.79	b	39.63	c	47.93	c	45.11	d	42.19	c	32.10	k	20.35	d	19.13		30.40	b
1984	16.19		14.15	b	20.77	a	23.69	a	37.37	a	37.62	a	47.67	a	44.89	c	40.45	a	27.35		22.28	a	17.61		29.17
1985	13.29		12.04		21.06		29.03		35.61		41.97		47.03		45.13		37.37		32.13	a	21.60		17.87		29.51
1986	22.29		20.25		23.94		26.70	g	33.50	m	40.50	j	43.06	m	45.68	l	36.00	m	27.96	d	24.70		17.06		22.70	f
1987	13.60	a	18.29		15.73	a	27.44	c	33.32	c	39.57		44.74		44.59	b	38.68	b	33.07	c	22.40		-----	z	30.13	a
1988	15.42		18.41		19.65		27.29	b	29.45	b	42.66	a	46.77		45.97	a	37.73		34.06		20.90	a	16.23		29.54
1989	12.94		15.64		26.42		33.14	a	36.48	b	41.39	b	48.44	f	44.84		39.90		30.03		24.97	a	18.90		29.51	a
1990	15.61		15.07		22.84		31.07	a	32.75	g	44.93	a	48.03	b	45.58		42.43		31.26	h	21.76	a	10.77		29.81	b
1991	14.00		19.93	a	17.23		25.10	a	30.73	a	37.60		45.90		46.29		38.54	b	31.48	f	23.59	a	16.87		28.71	a
1992	14.48		20.28		21.58		30.00	a	35.21	b	39.48	a	47.06		46.07	a	40.33		33.56	d	19.70		13.29		30.09
1993	17.35		18.41	a	22.10		27.30		32.92	e	39.23		44.68	f	48.52	b	40.59	c	31.71	c	19.03		14.38	b	28.32	a
1994	17.23		14.11		24.68		27.11	b	34.30	a	44.57		46.40	a	47.45	b	41.10	a	29.21	b	18.29	b	18.67	a	30.26
1995	15.94		23.36		22.23		25.43		32.10	b	37.74	c	44.52		48.17	b	40.31	a	30.28	f	27.93	b	17.00	a	30.43	a
1996	18.77		22.52		21.97	b	27.67		39.70	d	43.48	c	51.26		48.44	f	38.90		29.89	d	24.80		19.94		30.81	a
1997	18.90	b	16.18		21.70	a	24.78	c	36.69	b	41.90		45.48		47.70	a	43.20		30.63	a	23.30	c	15.77	a	30.52
1998	17.66	b	14.14		20.13		21.78	g	32.80	a	39.43		47.00		47.16		41.18	b	29.52		23.45	a	19.14	c	30.15	a
1999	20.27	e	19.89		24.50	g	24.96	b	31.26		37.00	a	46.61		45.33	a	39.30		30.00	a	26.37	c	16.03	a	30.64	a
2000	18.76	b	20.50	a	19.63	a	30.64	b	38.07	b	44.47		49.58		47.23		42.20		30.42		14.25	f	18.50	e	32.73	a
2001	13.79	c	15.84	c	20.38	b	26.31	a	36.10	b	42.03		47.81		46.10		40.07		31.77		21.71	b	13.77	e	29.64
2002	13.79	b	16.81	a	17.56	d	27.83	a	34.61	c	44.52	a	49.97		47.13		41.30		29.90		23.32	b	14.10	a	30.07
2003	21.35		17.39		18.55		25.67		37.81		45.07		53.42		50.57	a	46.07		39.19		23.33		18.55		33.08
2004	16.65		15.97		28.72	b	30.37	c	40.15	d	45.93		47.52		47.90		39.70		31.90		15.12	e	19.19		31.59
2005	22.61		21.39		23.06		26.87		36.74		42.29	b	49.29		48.42		42.48	a	34.32		27.90		16.56	f	34.13	a
2006	17.84		20.11		22.00		30.17		35.68		42.64	e	48.57	a	42.77		34.78	g	30.71		21.28	l	17.76	j	32.28	c
2007	12.75	c	20.57	e	25.32	i	26.00	n	35.18	n	43.28	e	52.45	b	49.13	a	43.33	c	34.38	g	26.27	h	13.04	c	33.51	e
2008	12.67	a	17.18	g	22.46	g	29.53	o	33.00	k	42.03		49.97		49.86	c	40.23		31.60	a	29.70	j	17.62	e	34.85	e
2009	19.50	a	17.74	e	23.45	i	26.21	p	37.75	s	40.76	a	50.72	b	45.04	f	42.87		28.54	e	26.55	h	8.67	v	33.35	f
2010	17.52	f	15.17	e	20.29	c	24.41	c	30.56	d	43.48	a	49.68		47.87		42.04	b	35.07	a	20.20	e	22.46	c	31.93	a
2011	16.55	b	16.92	c	24.03	b	28.61	g	38.17	y	-----	z	50.03		52.03	b	41.03		32.14	c	24.38	a	14.26	d	30.15	c
2012	19.77		16.50	a	23.20	a	29.43	b	36.55		43.23		49.17	a	49.16		41.83		33.10		23.03		16.24	b	31.77
2013	13.03		13.82		24.00	a	27.07		35.68		47.10	a	50.68		47.65		42.52	a	29.43	a	23.86	a	15.87		30.89
2014	21.65		21.61		22.87		27.00		42.00	n	50.00	s	55.50	m	47.23		42.33		34.55		25.93		19.77		29.22	c
2015	21.90		25.32		26.06		27.53		34.03		44.90		48.32		49.65		43.70		41.00	r	19.96	d	15.43	h	34.14	b
2016	16.16		19.59		26.27	p	29.80	e	33.79	c	45.97	a	49.10		46.64	i	48.47		39.33	a	26.00		19.87	a	32.81	b
2017	18.14	c	23.89		24.81		29.20	e	37.19		53.30		53.84		47.26		39.60		34.84		28.45	a	20.73	i	35.50	a
2018	23.17	a	22.64	f	23.71		32.50	b	37.39	c	50.40		54.84		53.06		45.23		34.58		22.37		17.45		35.88	a
2019	16.77	a	14.38	g	24.73	t	29.72	a	30.42		39.77		47.13		48.00		43.53		29.71		23.47		17.90		32.64	b
2020	17.45		18.14		24.71		29.47		38.29		43.47		50.42		50.61		41.77		34.68		24.43	b	16.61		32.50
2021	17.61		16.05	i	16.00	y	-----	z	38.77		46.90		53.16		49.13	a	43.04	c	30.65		-----	z	19.62	r	39.89	e
2022	15.77	i	12.00	j	20.39		32.16	k	36.71	c	45.00		51.48		48.94		44.27		31.74		17.50		19.07	a	35.01	c
2023	14.47	a	13.32		19.05	j	-----	z	37.33	y	39.36	b	50.19		47.77		40.57		33.10		24.59	m	20.20	a	32.37	d
2024	17.68		19.28		23.90		25.40	o	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	20.29	i
Period of Record Statistics
MEAN	16.67		18.21		21.87		27.98		34.00		40.96		47.43		46.29		40.29		31.28		23.44		18.17		30.56
S.D.	5.17		5.04		3.75		3.70		3.05		3.46		2.85		2.35		2.53		2.66		3.99		4.50		1.79
SKEW	-2.01		0.26		0.69		0.37		0.00		0.43		-0.06		-0.05		-0.18		0.30		0.65		-0.37		0.11
MAX	27.45		36.04		35.69		38.60		40.15		53.30		54.84		53.06		48.47		39.33		38.73		32.00		34.28
MIN	-9.11		1.78		15.73		20.17		27.66		32.50		38.80		40.58		31.80		24.80		15.12		2.07		27.28
YRS	75		65		61		67		81		93		94		90		97		86		76		68		32