OPTIMA LAKE, OK

Average of Average Temperature (Degrees Fahrenheit)

(346740)

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
1985	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	33.57	c	33.57	k
1986	41.15	e	39.50	b	52.45	c	58.92	d	65.47	b	74.31	a	80.80	a	76.10	a	71.02	a	55.77	a	42.56	c	34.15	a	57.68
1987	35.72	d	42.20	e	42.31	b	54.71	a	65.48	b	73.25	b	77.15		76.81		68.34	b	57.18	a	44.97	a	34.27		56.03
1988	26.76	b	36.33	f	43.11		52.89	c	63.80	h	75.93	b	77.13	a	79.42		68.07	a	55.60	b	46.72	e	37.71	g	58.40	c
1989	37.02	d	27.12	b	47.34	c	58.64	a	66.34	b	69.69	d	76.30	a	76.53		66.81	a	58.22	a	45.66	b	29.50	c	54.93
1990	34.24	d	36.69	a	45.05		56.52	c	62.81	b	79.59	c	79.22	a	78.56		74.19	c	-----	z	49.45	h	31.28	d	57.81	b
1991	29.79	b	44.31	b	49.38	c	57.79	a	68.90	f	74.78	c	78.93	b	78.07	b	68.62	f	59.25	a	39.48	c	36.50	a	54.83	b
1992	37.71	e	43.81	b	50.23	a	57.09	b	62.76	f	70.00	a	78.02	e	72.39	c	70.74	c	57.85	h	39.35	c	31.38	b	55.07	b
1993	28.79	e	33.69	d	44.43	b	52.90	a	65.06	d	75.34	e	80.53	b	78.46	c	66.79	b	56.96	d	38.27	j	37.34		56.39	a
1994	34.41	c	29.26	k	46.62	j	54.19	l	66.52	c	80.25	d	78.55	b	77.02		68.45	b	57.87		-----	z	-----	z	66.15	e
Period of Record Statistics
MEAN	33.96		38.19		46.79		56.18		65.28		74.79		78.51		77.04		69.30		57.26		43.12		33.50		56.21
S.D.	4.67		6.22		3.65		2.42		1.33		3.64		1.54		2.06		2.52		1.31		3.18		2.68		1.38
SKEW	-0.16		-0.73		0.26		-0.37		-1.10		0.08		0.16		-1.22		0.86		0.07		-0.22		-0.00		0.24
MAX	41.15		44.31		52.45		58.92		66.52		80.25		80.80		79.42		74.19		59.25		46.72		37.34		57.68
MIN	26.76		27.12		42.31		52.89		62.81		69.69		76.30		72.39		66.79		55.60		39.35		29.50		54.93
YRS	9		7		8		8		6		9		9		9		8		7		6		8		3