FLAGSTAFF 4 SW, AZ

Average of Maximum Temperature (Degrees Fahrenheit)

(023009)

File last updated on December 4, 2025
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
1984	-----	z	-----	z	-----	z	-----	z	74.39		75.24	a	79.13		74.35		72.00	a	54.81		50.53		39.87		65.04	d
1985	40.19		41.86		45.55		59.70		66.28	b	79.10		81.77		80.42		68.00		61.19		46.13		45.58		59.65
1986	49.74		45.54		53.06		57.27		67.29		77.37		76.26		78.94		65.57		57.13		50.60		42.61		60.11
1987	41.87		41.07		43.84		61.14	a	64.65		77.93		77.97		76.42		72.23		-----	z	47.87		40.03		58.64	a
1988	40.32		46.83		51.90		56.43		65.84		76.30		81.55		76.42		69.97		68.48		50.40		40.68		60.43
1989	38.42		43.46		56.00	a	66.50		68.94		77.33		82.90		77.84		74.83		62.52		54.17		48.48		62.62
1990	41.06		41.61		49.65		58.23		64.06		79.20		78.16		75.10		71.83		64.06		51.13		38.35		59.37
1991	40.58		50.93		41.16		55.40		63.10		71.33		80.42		79.00		74.47		67.32		49.67		40.06		59.45
1992	39.52		44.86		47.77		62.73		64.74		73.47		78.23	a	76.52		74.67		66.35		46.83		38.65		59.53
1993	42.03		41.46		51.65		60.27		68.35		75.21	a	79.19		77.33	a	74.03		62.32		48.80		43.35		60.33
1994	47.45		41.50		51.61		57.60		64.00		80.53		83.06		81.97		74.30		61.03		46.93		43.90		61.16
1995	38.87	a	50.93		50.03		54.20		60.23	a	72.67		81.87		81.26		75.33		67.59	b	59.97		47.13		61.67
1996	47.61		51.17		52.39		62.50		72.81		80.67		83.26		81.26		69.27		60.32	c	51.03		47.07	a	63.28
1997	40.18	c	43.73	b	57.21	b	54.55	a	72.19		74.33		82.47	a	78.00	a	73.80		61.03		52.44	c	40.07	b	60.83
1998	44.36	c	39.83	d	48.00	c	50.69	a	-----	z	72.17	a	82.74		80.53	a	71.53		60.29		51.86	b	45.26		58.84	a
1999	49.70	a	50.50		56.67	a	50.93	a	65.32		75.57		76.87		74.38	b	68.23		65.10	b	59.48	a	42.81		61.30
2000	45.32		46.29	a	47.90	b	63.54	d	71.23		75.32	b	83.77		80.03		76.00	a	60.77		43.13		49.26		61.88
2001	42.29	c	43.25		51.97		56.00	b	72.68		79.90		80.61		79.48		78.57		68.16		53.63		41.39		62.33
2002	44.32		49.33	a	51.55		63.20		69.74		82.87		84.39		82.23	a	73.33		59.48		52.07	b	42.06		62.88
2003	51.40	a	45.62	b	49.37	a	55.68	b	70.40	a	78.43		86.35		79.68		76.00		71.29		48.55	a	44.30	a	63.09
2004	41.90	b	39.66		58.74		57.03	a	69.19		78.43		81.23		76.81		72.03		58.42		46.31	a	44.48		60.35
2005	42.77	a	41.39		48.45	b	56.90		68.45		75.10		85.39		76.45		73.66	a	64.35		55.52	a	48.39		61.40
2006	47.00	b	50.36		45.13		58.70		71.77		82.17		81.84		75.90		69.50		60.16		55.52	c	46.07	d	62.01
2007	38.87	a	46.38	d	56.48	b	60.92	d	69.63	a	80.46	f	83.24	f	79.48		73.53		65.42		61.52	e	40.16		59.24	b
2008	36.17	a	44.28		51.58		59.30		63.26		80.00	a	79.24	b	78.94		73.47		65.10	b	56.45	a	43.19		60.91
2009	45.12	f	45.19	b	51.97	b	58.38	d	-----	z	71.43		83.42		81.35		74.41	a	60.29		54.90		37.35		61.87	b
2010	41.71		40.50		47.39		54.40		62.79	c	77.67		80.65		76.61		77.57		62.39		48.73		47.03		59.79
2011	44.45		41.96		53.61		58.38	a	63.16		77.73		81.27	a	82.87		74.26	c	64.81		50.47		40.29		61.11
2012	46.23		44.93		51.79	c	61.20		69.97		80.90		79.58		79.00		74.25	f	67.96	e	56.55	a	41.23		61.76	a
2013	41.16		42.74	a	56.90		61.60		68.74		83.00		79.17	a	75.73	a	70.37		58.97	a	49.76	a	36.86	i	62.56	a
2014	48.57	a	47.91	e	-----	z	57.87		67.66	b	79.37		81.27	a	74.63	a	73.23		67.68		54.38	a	44.50	a	63.37	a
2015	48.72	f	53.88	c	56.71	c	59.50		61.52		79.20	e	77.29		79.72	b	76.03		64.68		49.50		43.68		63.79	a
2016	43.58		54.38		57.81		59.03	a	63.57	c	82.37		82.19		74.81		70.59	a	66.00		54.83		45.19		62.86
2017	38.50	a	48.07		57.94		61.50		67.16		83.00		80.26		77.58		71.87		69.19		61.03	a	53.48		64.13
2018	50.70	a	47.89		52.32		65.03		70.06		82.23		82.19		78.97		76.63		55.87	h	48.85	j	45.17	a	65.12	b
2019	44.87		40.07		50.10		61.97		58.87		75.57		81.97		81.97		73.63		61.90		53.50		40.91	i	62.22	a
2020	43.84		46.59		48.61		59.89	b	71.39	c	-----	z	-----	z	85.13		78.13		70.77		54.50		44.29		60.32	b
2021	43.77	a	45.36		46.19		60.61	b	68.26		80.40		79.55		76.96	c	73.37		57.48		58.63		45.74		61.36
2022	44.03		44.71		49.23		61.50		70.23		78.07	a	80.58		76.13		73.63		60.52		46.37		42.45		60.62
2023	36.71		38.29		42.42		59.07	a	65.42		72.73		87.00		78.26		73.13		65.03		52.97		47.19		59.85
2024	41.58		44.65	c	45.26		57.23		66.90		81.13		84.45		79.06		76.13		69.42		50.37		52.42		62.38
2025	42.06		52.68		49.97		57.47		67.48		79.43		82.35		83.00		72.67		64.55		-----	z	-----	z	65.17	b
Period of Record Statistics
MEAN	43.17		45.41		50.90		58.88		67.29		77.87		81.30		78.58		73.21		63.61		52.18		43.93		61.27
S.D.	3.82		4.13		4.45		3.40		3.68		3.36		2.48		2.63		2.77		4.00		4.38		3.68		1.30
SKEW	0.39		0.42		-0.09		-0.24		-0.24		-0.30		0.12		0.31		-0.48		-0.01		0.31		0.50		0.32
MAX	51.40		54.38		58.74		66.50		74.39		83.00		87.00		85.13		78.57		71.29		61.52		53.48		64.13
MIN	36.17		38.29		41.16		50.69		58.87		71.33		76.26		74.35		65.57		54.81		43.13		37.35		59.37
YRS	39		41		40		41		40		40		40		42		41		40		40		39		29