OK19 Coop Summary

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Cooperative Observer Station Summary

CLINTON (341909)
*

CUSTER County

Climate Division: 4
*

Latitude: 3531N;     Longitude: 09858W

Elevation: 1609 ft
*

Precipitation Period of Record:

1936/08-2005/07 ( 98%)
*

Temperature Period of Record:

1936/08-2005/07 ( 98%)

 

Monthly Averages (1971-2000)

 

Temperature (deg Fahrenheit)

Precipitation (inches)

Snowfall and Sleet (inches)

 

Daily Max

Daily Min

Daily Avg

Monthly Average

Monthly Average

January

49.0
24.9
36.7
1.05
3.1

February

55.1
29.5
42.1
1.20
2.7

March

64.7
37.9
51.1
2.48
.6

April

73.7
46.4
59.8
2.52
.0

May

81.6
56.9
69.0
5.06
.0

June

90.6
66.1
78.1
4.06
.0

July

96.8
70.5
83.4
2.30
.0

August

95.4
69.1
82.0
2.94
.0

September
86.7
61.4
73.8
3.61
.0

October

75.4
49.3
62.1
3.01
.0

November

60.9
37.0
48.9
1.73
.6

December

51.0
27.7
39.1
1.37
1.8

Annual

73.5
48.2
60.6
31.39
8.7

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
0
0
4
25
*
6
4
2
1
1
*
2
2
2
1
2

Feb
0
0
2
17
*
6
4
3
2
1
*
2
1
1
1
2

Mar
0
*
*
8
0
7
6
4
3
2
1
1
*
*
*
1

Apr
*
1
0
2
0
7
6
4
3
2
1
*
0
0
0
0

May
*
5
0
*
0
10
9
6
5
3
2
0
0
0
0
0

Jun
3
18
0
0
0
9
7
6
4
3
1
0
0
0
0
0

Jul
11
27
0
0
0
6
5
4
2
2
1
0
0
0
0
0

Aug
10
25
0
0
0
7
6
5
3
2
1
0
0
0
0
0

Sep
2
12
0
0
0
8
6
5
3
2
1
0
0
0
0
0

Oct
*
1
0
1
0
7
6
4
3
2
1
*
*
*
0
*

Nov
0
0
*
10
0
6
5
3
2
1
*
1
*
*
*
*

Dec
0
0
2
23
*
6
4
3
2
1
*
1
1
1
1
1

Ann
27
90
8
85
1
84
70
49
33
20
8
7
5
4
3
6

Exceedence Values (2 in 10 years)

Month

Maximum Temperature Higher Than:

Minimum Temperature Lower Than:

Precipitation Less Than:

Precipitation Greater Than:

January

76
1
.20
1.62

February

81
6
.37
1.93

March

89
11
.57
3.20

April

93
26
1.13
3.83

May

100
37
1.63
7.82

June

104
49
2.11
6.31

July

109
57
.89
3.08

August

108
55
1.24
4.22

September
105
40
.64
4.70

October

96
28
.70
4.16

November

83
14
.24
2.53

December

76
6
.32
1.60

Annual

111
-4
22.01
35.82

Monthly Extremes

 

Temperature (F) (1936-2005)

Precipitation (inches) (1936-2005)

Snowfall (1936-2005)

 

Record High

Record Low

Monthly Max

Daily Max

Monthly Max

Daily Max

Greatest Depth

Jan
85
(22nd, 1943)
-14
( 4th, 1947)
4.59" (1949)
2.05" ( 8th, 1939)
13.5" (1949)
9.0" ( 6th, 1940)
9.0" ( 6th, 1940)

Feb
89
(23rd, 1996)
-7
( 4th, 1996)
3.75" (1997)
1.95" (21st, 1997)
12.6" (1978)
6.5" (10th, 1986)
7.0" ( 7th, 1961)

Mar
96
(27th, 1971)
-2
(11th, 1948)
6.93" (2004)
4.10" (18th, 1992)
14.0" (1948)
9.0" (28th, 1944)
9.0" (28th, 1944)

Apr
102
(12th, 1972)
20
(13th, 1957)
9.13" (1942)
3.73" ( 8th, 1947)
10.0" (1938)
8.0" ( 7th, 1938)
8.0" ( 7th, 1938)

May
106
(23rd, 1953)
30
( 8th, 1984)
17.79" (1982)
7.05" (17th, 1951)
.0" -
.0" -
.0" -

Jun
112
(14th, 1953)
44
(14th, 1947)
13.46" (1989)
4.60" (11th, 1983)
.0" -
.0" -
.0" -

Jul
115
(22nd, 1974)
50
(23rd, 1970)
10.20" (1975)
4.06" (24th, 1975)
.0" -
.0" -
.0" -

Aug
115
(11th, 1936)
49
(21st, 1956)
10.40" (1968)
5.57" (15th, 1968)
.0" -
.0" -
.0" -

Sep
111
( 1st, 1951)
33
(24th, 1989)
11.00" (1996)
5.87" (15th, 1996)
.0" -
.0" -
.0" -

Oct
101
( 8th, 1979)
15
(31st, 1993)
13.81" (1986)
8.07" ( 3rd, 1986)
.8" (1991)
.8" (31st, 1991)
.0" -

Nov
89
( 4th, 1945)
8
(13th, 1940)
8.23" (1964)
3.71" ( 5th, 1964)
5.0" (1988)
5.0" (20th, 1988)
3.0" (28th, 1968)

Dec
89
(24th, 1955)
-11
(23rd, 1989)
4.77" (1984)
1.70" ( 9th, 1943)
7.8" (1972)
6.0" (15th, 1972)
6.0" (11th, 1960)

Annual
115
(Jul 22, 1974)
-14
(Jan 4, 1947)
17.79" (May 1982)
8.07" (Oct 3, 1986)
14.0" (Mar 1948)
9.0" (Jan 6, 1940)
9.0" (Jan 6, 1940)

First Freezing Temperature in Fall

Probability

24 F or Lower

28 F or Lower

32 F or Lower

1 Year in 10

November   2
October  26
October  16

2 Years in 10
November   3
October  30
October  19

5 Years in 10
November  20
November  10
October  30

Last Freezing Temperature in Spring

Probability

24 F or Lower

28 F or Lower

32 F or Lower

1 Year in 10

April   6
April  12
April  20

2 Years in 10
March  28
April   6
April  14

5 Years in 10
March  15
March  26
April   5

Number of Days in Growing Season

Probability

Higher Than 24 F

Higher Than 28 F

Higher Than 32 F

9 Years in 10
220
205
186

8 Years in 10
229
211
192

5 Years in 10
246
228
202

2 Years in 10
270
246
221

1 Year in 10

283
252
237

Precipitation Quantiles (Inches)

PERCENT

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

ANNUAL

MEAN
1.05
1.20
2.48
2.52
5.06
4.06
2.30
2.94
3.61
3.01
1.73
1.37
31.39

10%
.01
.09
.32
.53
1.30
1.22
.40
.91
.17
.46
.01
.17
20.78

20%
.20
.37
.57
1.13
1.63
2.11
.89
1.24
.64
.70
.24
.32
22.01

30%
.49
.64
1.07
1.49
2.39
2.71
1.22
1.55
1.39
1.10
.56
.53
25.37

40%
.65
.73
1.33
1.82
2.77
3.21
1.55
1.92
2.36
1.55
.80
.66
27.20

50%
.85
.90
1.72
2.03
4.25
3.41
1.74
2.48
2.88
1.74
1.33
.82
29.70

60%
1.15
1.23
2.23
2.78
4.65
4.09
2.17
2.90
3.09
2.71
1.67
1.13
31.02

70%
1.34
1.50
2.72
3.14
6.77
4.67
2.54
3.62
4.27
3.21
2.11
1.40
33.10

80%
1.62
1.93
3.20
3.83
7.82
6.31
3.08
4.22
4.70
4.16
2.53
1.60
35.82

90%
2.04
2.80
4.11
5.60
10.04
7.93
5.18
7.87
7.92
6.94
3.96
3.12
38.84