ARVILLA STATE PARK, ND

Average of Minimum Temperature (Degrees Fahrenheit)

(320369)

File last updated on April 19, 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
1946	-----	z	-----	z	-----	z	31.77		37.68		47.63		54.29		50.90		44.00		29.55		11.87		-0.03		34.18	c
1947	1.16		-3.04		13.58		27.20		35.84		-----	z	-----	z	56.19		41.83		-----	z	-----	z	-----	z	24.68	e
1948	-----	z	-----	z	-----	z	-----	z	-----	z	49.60		56.77		53.32		46.07		31.77	a	19.67		-1.87		36.48	e
1949	-8.00		-18.27	q	13.10	k	32.00		40.26		51.63		56.26		56.90		40.40		34.42		24.00		-3.90		32.40	b
1950	-21.87		-7.18		0.58	l	22.36	p	-----	z	-----	z	-----	z	43.93	q	46.00		34.84		11.77		-2.90	b	10.11	f
1951	-9.87		2.54		6.68		27.83		40.81		46.70		52.48		51.74		40.53	k	31.35		9.77		-2.16		23.44	a
1952	-9.16		7.48		12.94		31.90		37.10	a	52.89	k	54.19		51.87		42.00	s	27.81		20.13		7.26		24.15	b
1953	-0.58		6.11		15.71		26.17		40.32		50.07		54.45		55.68		43.00	m	37.64	c	24.47		4.61		28.60	a
1954	-14.32		18.61		13.77		26.90		35.84		51.03		-----	z	52.32	l	42.03		31.52		21.57		9.61		23.66	b
1955	-6.50	g	-6.32		1.39		36.93		45.68		52.43		61.48		57.34	b	41.90		32.52		7.52	a	-8.03		29.35	a
1956	-8.10		-8.79		4.42		21.70		37.32		54.47		50.61		49.87		37.67		33.13		18.63		0.06		24.25
1957	-12.90		-2.71		13.16		27.03	a	37.80	a	46.37		57.61		52.70	a	41.83		33.67	a	16.00	a	6.00		26.38
1958	3.48		-3.57		13.52	j	29.54	f	39.21	l	43.33		51.13	a	49.55		41.73		29.86	c	14.80		-8.20	a	24.68	c
1959	-15.24	b	-8.82		12.45	k	25.52	c	37.20	a	50.30		54.35		52.96	e	41.88	e	27.26		8.93	b	14.74	d	26.28	a
1960	-7.74		-3.74	b	-1.16	f	28.92	d	38.23		48.50	b	55.71	g	55.00	a	45.50	d	32.03		16.63		-5.45		24.79	b
1961	-7.07	b	2.68		19.90	a	23.79	b	36.06		49.23		53.41	b	61.14	x	38.67	l	32.00		18.31	d	-5.15	e	22.32	b
1962	-7.20	f	-7.30	a	8.15	e	24.79	b	42.26		52.47		52.81		53.00	c	40.33		33.87		22.60		5.69	b	29.88	a
1963	-10.23		-2.00	f	15.45		29.60		37.74		54.47		56.29		53.45		45.47		39.94	n	-----	z	-----	z	35.28	d
1964	-1.19	e	-----	z	-----	z	34.77	q	42.71		46.87		55.23		49.65		41.68	b	30.68		23.41	c	-----	z	36.13	d
1965	-10.32		-5.54		7.77		32.60		41.20	a	49.31	a	53.23		50.97		36.53		34.00		13.93		7.71		25.95
1966	-19.39		-7.82		-----	z	25.57		37.03		52.97		63.44	o	50.74		42.24	a	31.48		12.37		-1.55		22.36	b
1967	-4.58		-12.96		12.55		25.03		35.62	w	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	5.01	h
Period of Record Statistics
MEAN	-8.66		-2.38		11.19		28.07		38.95		49.85		54.66		52.88		42.18		32.07		16.65		0.91		25.53
S.D.	6.75		7.75		5.15		3.79		2.74		2.99		2.66		2.49		2.68		2.48		5.35		6.50		1.13
SKEW	-0.07		1.23		-0.34		0.58		0.89		-0.28		0.83		0.38		-0.31		0.02		-0.11		0.43		-0.59
MAX	3.48		18.61		19.90		36.93		45.68		54.47		61.48		57.34		46.07		37.64		24.47		14.74		26.38
MIN	-21.87		-12.96		1.39		21.70		35.84		43.33		50.61		49.55		36.53		27.26		7.52		-8.20		24.25
YRS	18		17		13		18		18		18		16		18		17		19		19		18		3