OK17 Coop Summary

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Cooperative Observer Station Summary

CHEROKEE (341724)
*

ALFALFA County

Climate Division: 2
*

Latitude: 3646N;     Longitude: 09822W

Elevation: 1179 ft
*

Precipitation Period of Record:

1915/06-2010/10 ( 78%)
*

Temperature Period of Record:

1915/06-2009/01 ( 79%)

 

Monthly Averages (1971-2000)

 

Temperature (deg Fahrenheit)

Precipitation (inches)

Snowfall and Sleet (inches)

 

Daily Max

Daily Min

Daily Avg

Monthly Average

Monthly Average

January

46.6
22.2
34.1
1.01
2.7

February

53.2
26.8
39.5
1.19
3.9

March

62.8
35.8
NA
2.98
2.6

April

72.6
44.8
58.4
2.66
.1

May

81.5
55.6
68.3
4.56
.0

June

91.7
65.6
NA
4.04
.0

July

96.9
70.7
83.5
NA
.0

August

95.9
NA
NA
NA
.0

September
86.7
61.1
NA
2.82
.0

October

75.3
48.3
61.3
2.40
.0

November

59.3
35.0
46.9
1.83
.8

December

48.9
25.5
37.0
1.30
2.6

Annual

72.8
46.8
59.5
31.40
12.7

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
5
27
1
4
3
2
1
1
*
2
1
1
1
2

Feb
0
*
3
20
1
4
3
2
2
1
*
1
1
1
1
1

Mar
0
*
*
12
0
6
5
4
3
2
1
1
1
1
*
1

Apr
*
1
0
3
0
6
5
4
3
2
1
*
*
*
*
0

May
*
5
0
0
0
8
7
6
4
3
2
0
0
0
0
0

Jun
4
19
0
0
0
7
6
5
4
3
1
0
0
0
0
0

Jul
12
27
0
0
0
NA
NA
NA
NA
NA
NA
0
0
0
0
0

Aug
11
25
0
NA
NA
NA
NA
NA
NA
NA
NA
0
0
0
0
0

Sep
3
13
0
*
0
6
5
4
3
2
1
0
0
0
0
0

Oct
0
2
0
1
0
5
5
3
3
2
1
0
0
0
0
0

Nov
0
*
*
12
0
4
4
3
2
1
*
*
*
*
*
*

Dec
0
0
3
25
1
4
3
3
2
1
*
2
1
1
1
2

Ann
29
91
11
101
2
63
56
45
33
22
10
6
4
4
3
5

Exceedence Values (2 in 10 years)

Month

Maximum Temperature Higher Than:

Minimum Temperature Lower Than:

Precipitation Less Than:

Precipitation Greater Than:

January

74
-3
.20
1.53

February

80
3
.23
1.98

March

89
11
.57
3.46

April

94
24
1.02
3.96

May

100
36
1.50
6.80

June

106
49
1.61
7.44

July

109
56
.77
4.42

August

109
54
.93
4.63

September
104
38
.79
4.46

October

95
27
.60
4.00

November

83
14
.05
2.25

December

75
2
.16
1.90

Annual

110
-6
22.72
34.93

Monthly Extremes

 

Temperature (F) (1915-2009)

Precipitation (inches) (1915-2010)

Snowfall (1915-2010)

 

Record High

Record Low

Monthly Max

Daily Max

Monthly Max

Daily Max

Greatest Depth

Jan
86
(22nd, 1943)
-16
( 4th, 1947)
4.56" (2005)
3.00" ( 5th, 2005)
16.5" (1949)
8.0" ( 9th, 1993)
10.0" (28th, 2000)

Feb
91
(22nd, 1996)
-15
( 6th, 1982)
3.64" (1985)
1.82" (27th, 1948)
23.0" (1982)
14.0" ( 2nd, 1982)
16.0" (22nd, 1971)

Mar
96
(31st, 1940)
-1
(11th, 1948)
10.18" (1984)
3.45" (18th, 1984)
29.5" (1988)
16.0" (17th, 1988)
8.0" ( 2nd, 1960)

Apr
100
(22nd, 1953)
13
( 3rd, 1936)
11.29" (1999)
6.00" (14th, 1999)
2.5" (1979)
2.5" ( 3rd, 1979)
3.0" ( 8th, 1973)

May
105
(31st, 1953)
30
( 3rd, 1954)
14.42" (1993)
4.35" (11th, 1955)
.0" -
.0" -
.0" -

Jun
115
(15th, 1953)
36
(17th, 1917)
13.06" (2007)
5.93" ( 5th, 1916)
.0" -
.0" -
.0" -

Jul
114
(18th, 1936)
50
( 9th, 1952)
7.67" (1998)
3.90" ( 8th, 1998)
.0" -
.0" -
.0" -

Aug
117
(12th, 1936)
45
(31st, 1915)
10.65" (1995)
6.00" ( 3rd, 1995)
2.3" (1940)
1.3" (30th, 1940)
.0" -

Sep
111
( 3rd, 1947)
30
(30th, 1984)
10.63" (1997)
8.90" ( 7th, 1937)
.0" -
.0" -
.0" -

Oct
101
( 4th, 1954)
12
(30th, 1917)
13.02" (2002)
8.50" ( 3rd, 2002)
.0" (1951)
.0" (31st, 1951)
.0" -

Nov
90
( 8th, 1980)
6
(26th, 1975)
6.53" (1964)
4.05" (16th, 1991)
8.0" (1937)
6.0" (18th, 1972)
6.0" (18th, 1972)

Dec
85
(24th, 1955)
-12
(23rd, 1989)
4.26" (1984)
1.88" (20th, 2006)
12.0" (1987)
12.0" (14th, 1987)
7.0" ( 4th, 2002)

Annual
117
(Aug 12, 1936)
-16
(Jan 4, 1947)
14.42" (May 1993)
8.90" (Sep 7, 1937)
29.5" (Mar 1988)
16.0" (Mar 17, 1988)
16.0" (Feb 22, 1971)

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  19
October  16

2 Years in 10
November   4
October  26
October  20

5 Years in 10
November  19
November   7
October  27

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  13
April  28

2 Years in 10
April   3
April   9
April  22

5 Years in 10
March  18
March  31
April  12

Number of Days in Growing Season

Probability

Higher Than 24 F

Higher Than 28 F

Higher Than 32 F

9 Years in 10
219
197
179

8 Years in 10
225
204
185

5 Years in 10
244
221
197

2 Years in 10
262
239
208

1 Year in 10

275
246
219

Precipitation Quantiles (Inches)

PERCENT

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

ANNUAL

MEAN
1.01
1.19
2.98
2.66
4.56
4.04
NA
NA
2.82
2.40
1.83
1.30
31.40

10%
.04
.00
.28
.74
1.00
1.07
.30
.78
.32
.20
.00
.01
19.36

20%
.20
.23
.57
1.02
1.50
1.61
.77
.93
.79
.60
.05
.16
22.72

30%
.35
.51
1.01
1.41
2.12
2.24
1.42
1.53
1.22
.96
.28
.54
25.37

40%
.42
.69
1.44
1.86
2.97
2.86
1.67
1.90
1.61
1.14
.73
.72
26.91

50%
.65
.95
1.75
2.35
3.70
3.41
2.00
2.70
2.00
1.66
1.11
.96
28.37

60%
.80
1.17
2.21
3.10
4.08
4.00
3.11
3.00
2.63
2.32
1.54
1.22
30.88

70%
1.03
1.60
2.62
3.59
5.23
5.45
3.64
3.55
3.37
2.92
1.87
1.47
33.00

80%
1.53
1.98
3.46
3.96
6.80
7.44
4.42
4.63
4.46
4.00
2.25
1.90
34.93

90%
2.43
2.71
4.75
5.66
8.19
8.95
5.77
7.68
5.72
5.28
4.13
2.83
38.58