coop station summary

Cooperative Observer Station Summary

WILBURTON (349634)

*
LATIMER County

Climate Division: 9

*
Latitude: 3457N; Longitude: 09510W

Elevation: 634 ft

*
Precipitation Period of Record:

19210201-20040531 ( 74%)

*
Temperature Period of Record:

19210201-20040531 ( 74%)

Monthly Averages (1971-2000)

Temperature (deg Fahrenheit)

Precipitation (inches)

Snowfall and Sleet (inches)

Daily Max

Daily Min

Daily Avg

Monthly Average

Monthly Average

January
NA NA NA NA 2.9

February
NA NA NA NA 1.5

March
NA NA NA NA .3

April
NA NA NA NA .0

May
NA NA NA NA .0

June
NA NA NA NA .0

July
NA NA NA NA .0

August
NA NA NA NA .0

September
NA NA NA NA .0

October
NA NA NA NA .0

November
NA NA NA NA .3

December
NA NA NA NA 1.3

Annual
NA NA NA NA NA

Monthly Averages (1971-2000)
	Temperature (deg Fahrenheit)	Precipitation (inches)	Snowfall and Sleet (inches)
	Daily Max	Daily Min	Daily Avg	Monthly Average	Monthly Average
January	NA	NA	NA	NA	2.9
February	NA	NA	NA	NA	1.5
March	NA	NA	NA	NA	.3
April	NA	NA	NA	NA	.0
May	NA	NA	NA	NA	.0
June	NA	NA	NA	NA	.0
July	NA	NA	NA	NA	.0
August	NA	NA	NA	NA	.0
September	NA	NA	NA	NA	.0
October	NA	NA	NA	NA	.0
November	NA	NA	NA	NA	.3
December	NA	NA	NA	NA	1.3
Annual	NA	NA	NA	NA	NA

Average Number of Days Per Month (1971-2000)

Temperature

Precipitation

Snowfall and Sleet

Max>100

Max>90

Max<32

Min<32

Min<0

any

meas

0.10"+

0.25"+

0.50"+

1.00"+

any

meas

0.50"+

1.00"+

Glazing

Jan
NA NA NA NA NA NA NA NA NA NA NA 2 1 1 1 2

Feb
NA NA NA NA NA NA NA NA NA NA NA 1 1 1 * 1

Mar
NA NA NA NA NA NA NA NA NA NA NA * * * * *

Apr
NA NA NA NA NA NA NA NA NA NA NA * 0 0 0 0

May
NA NA NA NA NA NA NA NA NA NA NA 0 0 0 0 0

Jun
NA NA NA NA NA NA NA NA NA NA NA 0 0 0 0 0

Jul
NA NA NA NA NA NA NA NA NA NA NA 0 0 0 0 0

Aug
NA NA NA NA NA NA NA NA NA NA NA 0 0 0 0 0

Sep
NA NA NA NA NA NA NA NA NA NA NA 0 0 0 0 0

Oct
NA NA NA NA NA NA NA NA NA NA NA * * 0 0 *

Nov
NA NA NA NA NA NA NA NA NA NA NA 1 * * * 1

Dec
NA NA NA NA NA NA NA NA NA NA NA 2 1 1 1 2

Ann
NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA

Average Number of Days Per Month (1971-2000)
	Temperature	Precipitation	Snowfall and Sleet
	Max>100	Max>90	Max<32	Min<32	Min<0	any	meas	0.10"+	0.25"+	0.50"+	1.00"+	any	meas	0.50"+	1.00"+	Glazing
Jan	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	2	1	1	1	2
Feb	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	1	1	1	*	1
Mar	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	*	*	*	*	*
Apr	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	*	0	0	0	0
May	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	0	0	0	0	0
Jun	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	0	0	0	0	0
Jul	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	0	0	0	0	0
Aug	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	0	0	0	0	0
Sep	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	0	0	0	0	0
Oct	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	*	*	0	0	*
Nov	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	1	*	*	*	1
Dec	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	2	1	1	1	2
Ann	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA

Exceedence Values (2 in 10 years)

Month

Maximum Temperature Higher Than:

Minimum Temperature Lower Than:

Precipitation Less Than:

Precipitation Greater Than:

January
75 1 .98 3.65

February
80 10 1.30 4.46

March
85 15 1.92 5.58

April
90 27 2.87 7.49

May
93 38 2.97 8.90

June
98 47 2.27 6.31

July
106 56 1.06 6.81

August
107 53 1.63 4.30

September
103 38 1.91 7.25

October
94 27 1.17 5.75

November
83 15 1.50 5.67

December
77 8 1.28 4.84

Annual
108 0 41.94 55.20

Exceedence Values (2 in 10 years)
Month	Maximum Temperature Higher Than:	Minimum Temperature Lower Than:	Precipitation Less Than:	Precipitation Greater Than:
January	75	1	.98	3.65
February	80	10	1.30	4.46
March	85	15	1.92	5.58
April	90	27	2.87	7.49
May	93	38	2.97	8.90
June	98	47	2.27	6.31
July	106	56	1.06	6.81
August	107	53	1.63	4.30
September	103	38	1.91	7.25
October	94	27	1.17	5.75
November	83	15	1.50	5.67
December	77	8	1.28	4.84
Annual	108	0	41.94	55.20

Monthly Extremes

Temperature (F) (1921-2004)

Precipitation (inches) (1921-2004)

Snowfall (1921-2004)

Record High

Record Low

Monthly Max

Daily Max

Monthly Max

Daily Max

Greatest Depth

Jan
83 (23rd, 1943) -12 ( 9th, 1944) 9.17" (1998) 4.38" ( 4th, 1998) 15.7" (1995) 10.0" (23rd, 1995) 12.0" (23rd, 1995)

Feb
90 (22nd, 1996) -16 ( 2nd, 1951) 11.03" (1945) 5.34" ( 9th, 1966) 16.5" (1921) 16.0" (18th, 1921) 16.0" (18th, 1921)

Mar
93 (31st, 1974) 4 ( 3rd, 1943) 11.37" (1945) 4.05" (27th, 1977) 4.5" (1967) 4.0" ( 3rd, 1971) 4.0" ( 3rd, 1971)

Apr
92 ( 6th, 1946) 25 ( 6th, 1950) 13.95" (1957) 5.00" ( 8th, 2002) .0" (1939) .0" ( 6th, 1939) .0" -

May
97 (28th, 1927) 32 ( 4th, 1954) 16.52" (1960) 7.19" (19th, 1960) .0" - .0" - .0" -

Jun
108 (19th, 1953) 42 ( 2nd, 1948) 13.53" (1921) 3.55" ( 8th, 1925) .0" - .0" - .0" -

Jul
111 (13th, 1954) 48 (22nd, 1970) 14.92" (1950) 5.02" ( 4th, 1972) .0" - .0" - .0" -

Aug
111 ( 2nd, 1998) 48 (25th, 1966) 11.28" (1964) 7.70" (15th, 1964) .0" - .0" - .0" -

Sep
113 ( 4th, 1998) 32 (27th, 1942) 26.27" (1947) 6.05" (16th, 1950) .0" - .0" - .0" -

Oct
101 ( 1st, 1953) 19 (31st, 1993) 12.28" (1971) 6.45" (17th, 1971) .1" (1993) .1" (30th, 1993) .0" -

Nov
88 (15th, 1955) 6 (29th, 1976) 15.66" (1994) 5.20" (15th, 1985) 2.0" (1952) 2.0" (29th, 1952) 2.0" (29th, 1952)

Dec
81 (13th, 1948) -10 (23rd, 1989) 9.75" (1971) 5.85" (13th, 1927) 14.0" (2000) 4.0" (25th, 1975) 4.0" (13th, 1958)

Annual
113 (Sep 4, 1998) -16 (Feb 2, 1951) 26.27" (Sep 1947) 7.70" (Aug 15, 1964) 16.5" (Feb 1921) 16.0" (Feb 18, 1921) 16.0" (Feb 18, 1921)

Monthly Extremes
	Temperature (F) (1921-2004)	Precipitation (inches) (1921-2004)	Snowfall (1921-2004)
	Record High	Record Low	Monthly Max	Daily Max	Monthly Max	Daily Max	Greatest Depth
Jan	83	(23rd, 1943)	-12	( 9th, 1944)	9.17" (1998)	4.38" ( 4th, 1998)	15.7" (1995)	10.0" (23rd, 1995)	12.0" (23rd, 1995)
Feb	90	(22nd, 1996)	-16	( 2nd, 1951)	11.03" (1945)	5.34" ( 9th, 1966)	16.5" (1921)	16.0" (18th, 1921)	16.0" (18th, 1921)
Mar	93	(31st, 1974)	4	( 3rd, 1943)	11.37" (1945)	4.05" (27th, 1977)	4.5" (1967)	4.0" ( 3rd, 1971)	4.0" ( 3rd, 1971)
Apr	92	( 6th, 1946)	25	( 6th, 1950)	13.95" (1957)	5.00" ( 8th, 2002)	.0" (1939)	.0" ( 6th, 1939)	.0" -
May	97	(28th, 1927)	32	( 4th, 1954)	16.52" (1960)	7.19" (19th, 1960)	.0" -	.0" -	.0" -
Jun	108	(19th, 1953)	42	( 2nd, 1948)	13.53" (1921)	3.55" ( 8th, 1925)	.0" -	.0" -	.0" -
Jul	111	(13th, 1954)	48	(22nd, 1970)	14.92" (1950)	5.02" ( 4th, 1972)	.0" -	.0" -	.0" -
Aug	111	( 2nd, 1998)	48	(25th, 1966)	11.28" (1964)	7.70" (15th, 1964)	.0" -	.0" -	.0" -
Sep	113	( 4th, 1998)	32	(27th, 1942)	26.27" (1947)	6.05" (16th, 1950)	.0" -	.0" -	.0" -
Oct	101	( 1st, 1953)	19	(31st, 1993)	12.28" (1971)	6.45" (17th, 1971)	.1" (1993)	.1" (30th, 1993)	.0" -
Nov	88	(15th, 1955)	6	(29th, 1976)	15.66" (1994)	5.20" (15th, 1985)	2.0" (1952)	2.0" (29th, 1952)	2.0" (29th, 1952)
Dec	81	(13th, 1948)	-10	(23rd, 1989)	9.75" (1971)	5.85" (13th, 1927)	14.0" (2000)	4.0" (25th, 1975)	4.0" (13th, 1958)
Annual	113	(Sep 4, 1998)	-16	(Feb 2, 1951)	26.27" (Sep 1947)	7.70" (Aug 15, 1964)	16.5" (Feb 1921)	16.0" (Feb 18, 1921)	16.0" (Feb 18, 1921)

First Freezing Temperature in Fall

Probability

24 F or Lower

28 F or Lower

32 F or Lower

1 Year in 10
November 4 October 20 October 9

2 Years in 10
November 5 October 26 October 15

5 Years in 10
November 14 November 6 October 25

Last Freezing Temperature in Spring

Probability

24 F or Lower

28 F or Lower

32 F or Lower

1 Year in 10
March 25 April 12 April 21

2 Years in 10
March 22 April 7 April 16

5 Years in 10
March 10 March 27 April 6

First Freezing Temperature in Fall
Probability	24 F or Lower	28 F or Lower	32 F or Lower
1 Year in 10	November 4	October 20	October 9
2 Years in 10	November 5	October 26	October 15
5 Years in 10	November 14	November 6	October 25
Last Freezing Temperature in Spring
Probability	24 F or Lower	28 F or Lower	32 F or Lower
1 Year in 10	March 25	April 12	April 21
2 Years in 10	March 22	April 7	April 16
5 Years in 10	March 10	March 27	April 6

Number of Days in Growing Season

Probability

Higher Than 24 F

Higher Than 28 F

Higher Than 32 F

9 Years in 10
232 201 179

8 Years in 10
236 208 184

5 Years in 10
248 224 202

2 Years in 10
274 235 218

1 Year in 10
285 243 226

WILBURTON (349634)
*	LATIMER County	Climate Division: 9
*	Latitude: 3457N; Longitude: 09510W	Elevation: 634 ft
*	Precipitation Period of Record:	19210201-20040531 ( 74%)
*	Temperature Period of Record:	19210201-20040531 ( 74%)

Probability	Higher Than 24 F	Higher Than 28 F	Higher Than 32 F
Number of Days in Growing Season
9 Years in 10	232	201	179
8 Years in 10	236	208	184
5 Years in 10	248	224	202
2 Years in 10	274	235	218
1 Year in 10	285	243	226