BIG SKY 2WNW, MT

Average of Minimum Temperature (Degrees Fahrenheit)

(240775)

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
1967	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	40.26		37.23		33.77		24.84	f	13.79	a	-1.13	a	24.78	g
1968	3.48		10.66		18.35		16.96	b	27.23		34.57		37.32		35.55		31.23		25.71		12.31	a	3.10		21.37
1969	6.53	a	5.39		6.19		24.20		29.87		34.10		38.77		38.16		32.47		20.00		15.47		9.19		21.70
1970	8.84		11.29		9.68		15.30		29.77		37.03		39.77		36.81		27.83		19.19		16.17		7.37	a	21.59
1971	9.55		9.39		10.27	a	19.70		29.19		33.83	a	35.48		40.00		28.57		21.81		14.33		2.06		21.18
1972	1.74		11.07		17.10	a	21.17		28.97		35.90		37.26		38.97		28.93		23.42		15.60		1.50	a	21.80
1973	1.65		5.00		12.16		19.63		26.65		35.10		37.87		38.65		31.50		26.00		14.97		11.52		21.72
1974	5.28	b	6.29		14.90		21.57		27.26		34.67		39.42		36.30	a	27.57		24.71		15.70		5.71		21.61
1975	3.77		3.39		8.87		15.00		26.77		34.13		42.00		35.84		27.33		21.71		10.87		10.39		20.01
1976	7.23		7.79		5.10	a	21.93		30.16		34.10		39.77		37.16		32.20		22.65		17.83		6.63	a	21.88
1977	0.32		8.96		10.58		21.53		28.65		38.63		38.90		37.97		31.80		24.06		16.00	a	9.16		22.21
1978	8.94		10.46		17.52		24.67		29.84		33.27		38.90		35.48		31.93		23.37	a	8.57		-2.42		21.71
1979	-7.06		8.81	a	13.03	a	21.47		28.47	a	33.27		38.26		39.55		31.30		26.58		6.93		12.77	a	21.11
1980	0.13		11.57	a	13.58		21.00		32.29		35.83		40.00		37.13		34.07		22.77		16.33		16.68		23.45
1981	12.00		9.89		14.71		22.63		32.26		35.67		35.55		36.52		30.70		23.65		17.83		9.23	a	23.39
1982	2.26		4.14		15.23		14.62	a	26.32		35.03		40.23		38.90		31.77		23.35		10.10		7.48	b	20.79
1983	10.23	a	11.07		17.03	a	16.80		27.10		34.53		38.39		42.23		30.96	b	27.06		15.10		-3.00	a	22.29
1984	6.42		6.24		16.83	a	19.27		29.60	a	33.14	a	42.23		40.13		28.97		20.07	a	15.52	c	1.90	a	21.69
1985	2.07	a	-1.18		7.97		23.47		30.90		36.40		42.13		35.48		-----	z	22.03		5.59	a	4.10	a	19.00	a
1986	10.73	a	13.91	f	22.00		24.34	a	28.03	a	36.80		36.94		39.48		32.53		22.97		13.21	a	5.10		24.74	a
1987	4.38	b	8.93		16.87		23.03		33.45		37.60		40.83	a	36.32		30.53		19.33	a	15.57		7.14	b	22.83
1988	3.17	b	9.59		13.17	a	24.10		33.26		39.80		40.13		37.87		31.27		26.33	a	16.11	b	4.72	b	23.29
1989	4.68	f	-2.62	b	16.79	b	24.17	a	28.90		36.23		-----	z	-----	z	-----	z	26.03		19.70		8.46	c	19.71	d
1990	11.63	a	4.75	d	14.62	b	26.10		28.68		35.10		39.19		38.97		33.97		23.07	a	19.70		-5.00	c	22.56
1991	4.83	b	14.79		14.03		22.07	a	29.06		35.93		41.10	a	40.61		33.63		22.61		12.31	a	10.33	a	23.44
1992	8.32		-----	z	-----	z	23.13		32.29		35.83		41.26		38.97		31.07	a	27.31	b	11.62	a	3.74		25.35	b
1993	2.70	a	4.52	a	19.61		21.90		31.06		33.30	c	33.79	b	34.48		29.47		17.50	a	1.50		-----	z	20.89	a
1994	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1995	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1996	-----	z	-----	z	-----	z	21.00	h	26.94	m	36.38	n	38.71	n	36.92	f	31.78	g	21.29		14.83	g	8.31	e	14.80	j
1997	4.48	d	5.48	g	14.80	f	17.90	i	26.53	l	39.61	g	40.31	e	40.12	f	34.42	d	24.33	g	15.58	k	7.10	a	21.58	h
1998	10.23	a	10.25		14.59	b	22.70	j	29.48	f	32.87	g	41.95	j	39.46	g	36.19	d	24.96	f	19.15	j	8.66	b	15.98	g
1999	11.89	c	10.21	d	13.13	h	18.48	g	26.61	m	35.08	e	37.52	h	40.69	b	29.16	e	25.55	k	20.52	e	9.24	b	22.40	e
2000	9.79	c	13.32	d	13.86	b	24.19	d	30.77	i	34.54	d	39.55	b	40.46	c	31.32	b	25.56	d	3.58	d	5.33	d	21.95	a
2001	6.41	b	4.63	a	16.47	a	22.00	e	28.38	e	35.26	c	41.22	d	39.07	a	33.33	f	25.04	f	21.00	d	4.81	d	21.93	b
2002	8.96	d	5.20	c	8.75	c	19.74	g	26.80	f	35.78	c	41.93	b	34.23		32.15	d	18.46	g	13.77	d	9.64	c	21.16	c
2003	10.79	g	4.08	d	18.29	c	23.80	j	28.78	h	33.62	a	41.54	g	40.00	f	30.53		23.77		8.27	d	9.86	b	18.35	e
2004	7.13		-----	z	19.32		22.89	b	-----	z	34.37		40.17	a	37.50	a	34.00	a	27.19		15.77		13.03		25.14	b
2005	10.07	a	8.07		16.58		23.17	a	30.44	f	35.17		40.87		37.57	a	33.17		27.84		16.60		7.65		23.34	a
2006	12.71		5.18		11.81		25.75	b	30.37	a	38.27		44.06		37.55		32.43		23.91	h	17.97		8.32		24.04	a
2007	1.52		12.61		20.52		25.34	a	29.80	a	36.83		45.71		40.84		33.33		26.58		16.76	a	6.71		24.71
2008	2.29		10.59		10.87		16.47		28.71		34.43		39.39		38.16		30.27		23.21	c	20.93		3.81		21.59
2009	8.16		9.96		12.97		19.27		28.58		35.73		40.23	a	39.42		34.52	a	20.40	a	14.90		0.63	a	22.06
2010	9.42		8.50		16.63	a	21.10		25.68		36.67		38.58		38.13		33.03		28.07	b	13.67		10.13		23.30
2011	9.00		4.11		16.42		19.43		28.29		34.21	a	40.55		40.45		32.90	a	29.23		13.63		6.39		22.88
2012	10.10		8.72		19.84		25.66	a	28.71		35.00		43.39		39.94		33.13		24.74		20.43		10.55		25.02
2013	6.29		9.11		14.13		19.70		30.29		36.17		42.77		41.13		37.60		23.10	b	16.72	a	3.16		23.35
2014	10.06		4.04		14.03		23.17		30.48		35.10		42.74		41.29		33.67		25.00	a	13.03		11.90		23.71
2015	14.52		16.82		19.23	a	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	16.86	i
2016	-----	z	-----	z	-----	z	-----	z	30.04	h	37.68	k	38.19	j	35.42	s	32.54	q	27.67	y	12.50	x	-----	z	-----	z
2017	-----	z	-----	z	-----	z	-----	z	27.29	x	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
2018	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
2019	-----	z	-----	z	-----	z	-----	z	31.88	o	35.58	k	39.90	j	39.17	g	35.38	i	16.00	u	13.25	j	7.05	l	-----	z
2020	11.50	i	2.15	i	11.50	u	-----	z	-----	z	35.95	j	37.71	n	40.75	k	30.89	k	-----	z	12.18	s	6.29	j	-----	z
2021	3.92	s	0.89	i	10.63	l	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
Period of Record Statistics
MEAN	6.56		7.94		14.54		21.48		29.31		35.38		39.93		38.32		31.84		23.83		14.33		6.49		22.35
S.D.	4.30		3.91		3.93		3.07		1.90		1.49		2.34		1.97		2.24		2.74		4.45		4.48		1.15
SKEW	-0.67		-0.39		-0.44		-0.68		0.34		0.83		-0.19		-0.17		0.02		-0.17		-0.94		-0.48		0.41
MAX	14.52		16.82		22.00		26.10		33.45		39.80		45.71		42.23		37.60		29.23		21.00		16.68		25.02
MIN	-7.06		-2.62		5.10		14.62		25.68		33.14		33.79		34.23		27.33		17.50		1.50		-5.00		20.01
YRS	43		41		42		39		36		42		41		41		42		39		43		45		29