ARVILLA STATE PARK, ND

Average of Maximum Temperature (Degrees Fahrenheit)

(320369)

File last updated on April 18, 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	62.80		66.94		79.53		86.00		81.35		68.57		52.94		37.40		20.90		61.83	c
1947	26.32		17.54		33.55		51.90		64.87		-----	z	-----	z	85.03		68.86	a	-----	z	-----	z	-----	z	49.72	e
1948	-----	z	-----	z	-----	z	-----	z	-----	z	76.87		83.29		84.26		80.47		61.37	a	35.83		18.97		63.01	e
1949	11.74		12.68		31.45		61.86	a	72.68		79.47		83.61		87.26		72.27		56.32		42.87		17.26		52.46
1950	-2.71		16.96		28.84		43.14	p	60.71		78.80		80.06		78.26		71.90		57.26		30.57		15.71		46.94	a
1951	11.29		20.29		27.61		50.47		73.68		72.80		84.10		74.35		64.13		51.97		29.73		15.26		47.97
1952	11.19		27.03		30.10		64.57		70.55		79.60		82.29		80.61		76.23		56.61		40.93		26.45		53.85
1953	20.42		26.82		37.35		49.97	a	67.71		76.53		81.29		84.68		70.80		65.71		43.70		26.81		54.32
1954	7.94		35.67	a	34.65		52.30		64.50	a	75.45	a	83.50	a	79.42		66.60		56.58		43.57		27.71		52.32
1955	17.19		15.71		26.48		63.67		72.65		76.43		85.45		86.55		72.43		61.32		26.47		13.42		51.48
1956	15.45		16.76		28.68		36.80	t	71.30	k	81.00		78.94		82.52		67.87		64.63	a	38.90		24.10	a	49.88	b
1957	13.32		21.39		37.16		54.77		72.35		75.77		89.84		83.00		67.27		54.67	a	36.67		30.97		53.10
1958	26.73	a	22.43		42.07	a	59.40		75.59	b	73.33		79.55	b	83.52		72.93		60.81		37.23		18.11	c	54.31
1959	9.70	d	17.43		42.60	f	56.79	a	66.74		80.63		85.90		85.79	b	72.13		48.61		27.57	b	31.28	b	52.96	a
1960	15.48		19.07	a	27.08	e	51.66	a	71.19		76.39	b	89.75	g	85.00		77.04	c	59.32		37.83		20.41	b	49.13	a
1961	17.55	b	26.61		41.17	b	50.75	b	70.23		86.40		82.78	d	91.27	a	66.43		58.29		38.71	b	14.23	e	53.70
1962	15.96	g	12.68		28.77		51.70	c	64.81		76.57		80.97		84.71		66.69	a	61.84		40.53		25.77		54.09	a
1963	11.63	a	22.74	e	43.42		55.20		68.00		81.73		86.87		84.42		77.43		71.92	g	-----	z	-----	z	59.05	c
1964	19.00	f	-----	z	-----	z	58.62	q	72.97		73.77		85.77	a	78.10		70.87		60.55		46.61	b	-----	z	69.80	e
1965	10.55		21.30	a	27.83	a	50.73		66.23		76.60		80.29		80.48		58.97		61.84		35.27		28.71		49.90
1966	2.43	a	18.07		-----	z	46.37		68.55		78.27		85.13	p	77.65		74.23		58.47	a	30.59	a	19.67	a	47.43	b
1967	16.94		15.46		35.13		46.17		61.90	u	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	28.42	h
Period of Record Statistics
MEAN	13.51		20.35		33.02		54.50		69.00		77.80		83.36		82.77		70.67		58.37		36.89		21.98		52.34
S.D.	7.25		5.69		5.59		5.77		3.88		3.23		2.91		3.88		4.99		4.33		5.72		5.84		2.06
SKEW	-0.16		0.98		0.56		0.45		-0.24		0.73		0.35		-0.14		-0.17		-0.44		-0.29		0.13		-1.03
MAX	26.73		35.67		43.42		64.57		75.59		86.40		89.84		91.27		80.47		65.71		46.61		31.28		54.32
MIN	-2.71		12.68		26.48		46.17		60.71		72.80		78.94		74.35		58.97		48.61		26.47		13.42		47.97
YRS	18		19		17		18		19		20		18		21		21		19		19		18		10