PETRIFIED FOREST NP, AZ

Average of Average Temperature (Degrees Fahrenheit)

(026468)

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
1931	27.84		40.36		44.33	d	54.37		60.98	b	70.07		75.60		72.52		68.48		56.31		39.85	c	22.76		52.79
1932	27.71		40.55	a	44.58		53.15		61.37		69.48	a	76.35		75.42		67.63		53.85		43.12	a	22.90		53.01
1933	19.25	a	31.57	a	46.18		48.97		57.13		74.52		78.13		75.90	a	71.29	a	58.55		44.36	a	38.11		53.66
1934	35.87		43.18		53.05		57.18		66.38	b	69.50	a	77.82		74.94		66.93		58.29		44.83		35.50		56.96
1935	34.93	a	39.41	a	43.34		51.02		55.61		70.38		74.60		73.89		65.52		54.74		39.78		33.62	b	53.07
1936	34.80	a	38.66		43.77	a	54.59	a	62.07	a	72.40		76.28	a	75.71		66.00		56.48		41.17		34.38	a	54.69
1937	15.43	c	33.94	a	42.19		50.83		61.29	b	67.91	b	76.14	c	77.79		71.70		58.37	a	46.70		38.68	a	53.42
1938	36.66		40.79		45.35		53.40		59.02		71.28	a	75.71		77.29	s	69.24	k	57.35		38.17		37.60	a	51.53	b
1939	34.40	b	31.06	a	51.11		56.16	a	63.48		72.12		78.60		76.25	a	69.62		55.39		45.88		38.77		56.07
1940	35.45		39.40		47.32		52.72		63.35	a	72.73		75.89		74.27		67.12	a	57.02		40.90	a	37.73		55.32
1941	35.89		42.84		45.32		48.59	a	60.81		67.12		74.27		72.92		65.98		53.69		43.65		36.87		54.00
1942	33.29		35.00		40.82		52.15		58.73		69.42		76.90		72.98		66.28		55.74		47.72	a	39.40		54.04
1943	37.61		42.09		47.20	a	57.35		63.30	a	70.37		76.70	a	75.00		68.50	a	57.18	a	43.92		35.13		56.20
1944	32.18		38.93	a	41.75	a	49.70		60.68		68.17		75.21		75.65		68.29	a	59.42		42.48		36.15		54.05
1945	35.00		42.27		42.21		50.67		61.16		66.88		76.47		76.34		68.65		58.71		42.72		30.13		54.27
1946	30.68		38.68		47.84		58.08		60.80	a	73.17		76.21		74.39		69.22	a	53.82		41.72		39.80	a	55.37
1947	31.79		41.98		46.42		52.58		63.77	a	69.22		77.19		73.47		70.37		57.78	a	39.60		32.71		54.74
1948	33.98		36.35	b	39.32	a	54.57	a	62.97	b	71.10		76.10		75.08		70.67		57.16		39.72		37.75	a	54.56
1949	28.44		36.68		44.97		54.45		61.18		70.35		75.48		73.39		70.45	a	52.79	c	46.98	a	32.69		53.99
1950	37.19		43.09	a	45.95		55.87		59.94		70.50		74.61	d	73.74		66.17		64.29		47.35		40.53		56.60
1951	36.45		38.52		44.19		52.80		64.28	d	68.52	a	78.44		74.47		69.98	a	56.48		42.57		35.87		55.21
1952	37.45		38.64		40.10		53.13		62.84		71.23		75.77		76.11		69.50		60.08	a	35.73		33.58		54.51
1953	40.05		37.84		46.23	a	52.57		56.66		72.30		77.48		74.16		71.94	f	55.93	c	45.65		30.81		53.61	a
1954	38.70	f	42.77		43.87		57.57		63.74		70.81	a	77.26		73.23		69.40		58.97		46.78		34.69		58.10	a
1955	32.52		33.66		44.77		50.77		60.40	a	68.65		75.02		74.76		69.97		59.45	b	44.47		41.69	b	54.68
1956	42.00		32.96	a	46.40		51.84	a	63.84		74.07	b	75.15		72.39		71.02		58.26		37.03		32.87		54.82
1957	39.31		46.79		46.15		51.47		57.27	a	71.63		75.68		73.66	f	68.05	a	55.81		40.45		38.35	a	53.72	a
1958	35.10		43.41		42.02	a	51.78		65.61		73.95		76.47		76.48		67.67		57.73		42.88	a	39.43	a	56.04
1959	36.85	a	39.00		44.29	l	56.10		61.35	a	74.12		78.27		73.02		68.35		55.73		43.12	b	35.73	a	56.51	a
1960	27.13		36.22		49.23		54.71	a	60.58		73.23		77.93	a	75.45		68.58		53.98		45.64	b	28.38	b	54.26
1961	32.92		40.09	a	44.78	a	52.28	a	60.88	b	73.67		77.18	a	73.28	a	63.84	a	54.15		42.27		30.40		53.81
1962	30.10		38.59		39.90		55.64	a	58.33	a	67.93		75.29	b	74.97		67.40		56.81		47.55	a	36.13		54.05
1963	29.77		41.36		44.92		51.55		64.15		68.35		78.32		72.95		70.45		60.56		45.17	a	31.60		54.93
1964	31.47		33.66		40.32		49.16	a	60.75	a	69.05		77.29		72.23		65.73		58.87		40.92		37.69		53.09
1965	37.24		35.76	a	41.76		51.55		57.69		66.37		74.85		74.13		64.82		56.82		47.50		37.42	a	53.83
1966	30.67	a	34.20		46.15		53.69	a	64.44		70.37		77.47		75.24		68.38		55.40		47.75		33.73		54.79
1967	32.03		39.16		48.75	a	51.00		59.00	c	68.86	a	76.97		73.97		68.07		57.87		47.28		26.63		54.13
1968	24.82		42.41		45.34		49.48		59.65		70.58		74.87	a	69.81		65.67		55.69		42.38		30.85		52.63
1969	38.94		38.36		39.56		53.42		62.00		68.23		77.06		77.00		68.62		52.48		42.22		38.52		54.70
1970	34.16		42.25		41.58		46.20		61.23		68.75		77.27		75.44		65.47		50.77		44.83		36.45		53.70
1971	32.05		36.75		44.53		50.45		57.03	b	69.77		77.82	a	73.98		65.88	a	51.94		42.95		32.81		53.00
1972	36.26		41.02		50.05	b	53.52		59.48		68.77		76.81		73.71		67.53		56.19		39.50		33.77		54.72
1973	31.65		38.61		41.10	a	47.93		60.63		69.43		75.61		74.08		66.05		56.44		45.57	a	36.23		53.61
1974	33.76		36.39		48.29		51.28		64.17	b	74.97		74.73		73.13		66.72		56.87		42.57		32.15		54.58
1975	30.84		36.36		42.81		47.25		57.22	d	67.98		75.21		74.03		66.50		55.95		41.62		31.79		52.30
1976	33.31		42.97		42.35		51.48		61.39		70.60		75.53		73.09	d	66.37		52.02		40.98		31.92		53.50
1977	28.08		38.05		42.00		52.88		57.97		71.32		75.48	a	75.19		68.76	i	58.25	a	45.11	h	41.15	a	54.04	b
1978	38.48		38.56	a	48.06		52.87		59.78	a	70.65		75.68		72.83	a	67.02		58.42		44.32		28.10		54.56
1979	31.45	a	37.61		42.55		52.22		58.73	a	69.48		76.31		72.24		70.92		58.52		39.05		34.21		53.61
1980	37.60		41.59		43.35		51.83		57.21		71.32		77.03	a	73.94		67.57		53.24		43.08		39.94		54.81
1981	38.98		40.93		43.84		56.38		61.21		74.08		76.18		74.38	a	67.68		55.19	b	47.20		39.40		56.29
1982	32.77	c	40.21	b	44.96	c	53.25	b	59.14	b	68.21	b	74.67	a	74.45	a	69.07	b	51.75	c	42.80	b	35.39	h	55.57	a
1983	33.43	d	39.58	d	44.28	d	47.50	f	59.24	b	68.21	a	75.45	b	74.35		70.34	a	57.92	e	43.27	f	40.12	a	56.29	b
1984	34.02	a	37.20	b	45.37		50.57	b	65.85	a	70.57		75.23		73.22	a	68.47	a	51.24		44.83	d	36.98	b	54.46
1985	34.96	c	37.30		46.13		55.00		62.71	b	72.83	a	77.79	b	75.05	b	63.70	b	56.61		43.58		35.71		55.11
1986	39.81	b	42.00		49.05	a	54.41	b	61.40		71.88	a	73.87		75.81		65.42		53.08		44.68		36.21	b	55.63
1987	30.57	a	38.57		42.02	b	55.96	b	60.61		71.48		74.05		72.08		66.50	b	58.98	b	42.31	a	33.53		53.89
1988	33.23		41.55		44.81	b	52.62	b	61.58		72.09	a	77.24		73.50		65.57		60.11		45.32		34.92		55.21
1989	33.19		39.71		50.88	a	59.10	a	64.47		71.67	a	77.62	b	72.66		67.35		55.79		43.47		34.24		55.85
1990	34.98		37.37	a	47.05		55.98		61.72	a	74.73		76.35	a	72.98		69.98	b	55.52	d	44.10		27.45	c	54.85
1991	34.63	a	42.50		43.30	a	51.20		59.71	b	67.48	a	75.72	a	75.03		67.53	a	57.59	c	42.90	a	34.30	c	54.32
1992	24.88	c	41.37	b	47.08	e	57.60	a	62.63	h	69.27	b	74.22	a	73.24	b	68.02	b	58.47	b	39.00	d	30.08	g	55.31	b
1993	39.07	d	40.78	a	46.50	g	54.12	d	62.59	b	69.45	b	75.17	a	74.50	a	66.93	b	55.48	c	40.85	g	34.38	f	59.79	c
1994	34.78	d	38.33	d	48.28	d	54.54	f	61.59	c	74.43		76.88	b	76.98	c	68.30	b	54.59	b	42.46	e	38.33	e	55.90	a
1995	37.29	g	44.50	a	47.86	c	50.50	a	57.13	e	68.96	c	76.19	d	77.80	a	68.26	a	55.84	b	47.76	g	44.23	r	60.78	c
1996	37.71	l	45.92	c	45.42	f	55.54	f	66.02	b	73.22	c	78.03		75.82		64.96	g	54.54	e	43.94	e	38.85	e	59.54	d
1997	35.33	h	38.52	e	47.86	b	51.77	f	64.78	a	70.19	a	74.68	c	74.17	b	70.00	c	53.68	c	44.75	d	31.20	f	59.85	c
1998	37.89	c	36.57	e	44.19	g	48.07	c	59.78	d	68.23	b	77.22	b	75.36	b	70.62	a	55.33	e	45.50	g	35.71	e	56.48	b
1999	39.42	a	41.57	f	49.45	b	46.35	q	60.46	d	70.73	d	74.37	a	73.24	b	67.40	d	-----	z	48.40	f	34.80	c	58.73	d
2000	40.95	c	45.02	b	46.38	c	57.36	e	68.82	c	75.50	a	79.23		76.66		72.10		57.75	c	38.63	d	37.11	c	57.96
2001	35.38	c	42.78	e	50.27	c	56.36	b	68.26	b	74.24	c	77.45	c	74.73	a	71.57	a	60.88	b	48.19	f	33.11	d	58.64	a
2002	35.58	e	38.88	c	45.89	h	58.80	e	62.97	b	74.46	c	78.71	b	75.84		65.66	a	53.44	e	41.62	d	29.14	f	58.59	b
2003	34.41	c	36.58	h	42.22	d	48.81	c	61.75	a	68.64	b	76.40	a	73.20	c	67.76	e	61.09	c	44.73	h	35.98	f	59.37	c
2004	35.30	h	35.96	c	52.05	a	53.66	b	63.82		71.34	b	75.78	a	72.98	c	66.73	d	55.58	e	43.39	b	35.92	e	57.02	a
2005	41.03	b	41.48	d	45.07	d	52.78	e	63.91	c	71.24	e	79.28	b	73.83	b	69.86	b	59.29	e	45.77	b	36.50	g	58.50	a
2006	36.46	f	40.33	d	43.23	g	56.15	f	66.33	d	75.83	c	79.00	b	74.00		64.34	b	55.12	e	47.00	g	33.76	f	64.99	e
2007	29.83	h	40.10	c	49.76	d	55.68	b	63.95	b	74.15	c	78.59	c	76.47	b	69.91	b	57.83	b	49.43	c	34.09	h	61.59	b
2008	32.25	g	37.98	f	45.65	d	51.87	d	60.28	f	72.95	b	77.00	a	76.80	c	68.95	a	55.88	b	45.44	e	37.00	d	59.06	c
2009	36.67	d	41.74	e	47.54	h	52.30	e	65.76	b	68.48	c	79.07	c	75.00	a	68.38	a	54.96	d	45.00	h	30.61	d	57.30	b
2010	31.77	e	37.68	c	43.90	e	53.71	a	60.20	c	72.34	a	77.65	a	75.35		70.10	a	58.13	a	41.02	e	42.07	d	55.33
2011	31.02	a	37.09	e	48.87		53.90		59.05		71.25		76.29		77.13		68.75		55.44		43.35		30.78	b	54.41
2012	38.34		39.45	a	47.23		56.22		63.66		74.27		76.52		75.79		68.23		57.56		46.80		36.53	a	56.72
2013	29.89		35.18		48.37		54.15		62.32		74.80		77.44		73.82	a	68.32		52.37	a	44.17		33.07	b	54.49
2014	36.97		43.02		47.39		53.59	a	61.76		73.17		77.74		72.60		70.75		58.89	d	45.33		38.90	b	56.67
2015	37.45		46.37	a	50.85		54.19	a	59.15		74.10		72.98		75.85		70.12	a	59.31		42.90	a	34.83	a	56.51
2016	34.68		41.75	a	48.58		51.58		59.82	a	75.07		75.50		71.95		65.48	h	58.76		46.32		38.53		54.78	a
2017	37.40		44.70		49.32		53.10		59.77		74.63		76.85		73.42		68.15		58.69		51.97		38.08		57.17
2018	38.68	a	41.00	a	48.23	a	58.22		64.29		75.12		78.24	b	76.00		71.28	c	-----	z	40.31	i	36.85		58.79	b
2019	33.87		35.62	b	48.31		55.92		57.42		70.70		77.47		76.97		69.58		55.08		45.73		35.84		55.21
2020	36.92		39.71	a	46.39		54.70		64.94		72.77		77.68		79.45		68.45		58.13		46.67		32.21		56.50
2021	32.52		40.29		43.10		54.27		63.45		76.03		78.05		75.02		69.87		53.10		-----	z	-----	z	58.57	b
2022	34.66		34.50		44.42		55.37		63.79		73.33		78.00		74.52		71.10		54.89		39.30		36.76		55.05
2023	34.60		33.48		43.35		52.35		62.76		68.30		79.79	c	75.94		69.10		58.44		45.05		36.15	a	54.94
2024	35.90		41.60		45.35		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	40.95	i
Period of Record Statistics
MEAN	34.02		39.35		45.53		53.20		61.54		71.21		76.56		74.54		68.23		56.47		43.54		35.11		54.73
S.D.	4.43		3.29		3.07		2.73		2.72		2.43		1.41		1.57		1.93		2.49		2.93		3.86		1.19
SKEW	-1.34		-0.19		0.10		-0.08		0.18		0.14		-0.03		0.22		-0.17		0.02		-0.10		-0.88		0.41
MAX	42.00		46.79		53.05		59.10		68.82		76.03		79.79		79.45		72.10		64.29		51.97		42.07		57.96
MIN	15.43		31.06		39.32		46.20		55.61		66.37		72.98		69.81		63.70		50.77		35.73		22.76		52.30
YRS	86		91		87		87		91		93		93		91		88		91		81		82		65