OK81 Coop Summary

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Cooperative Observer Station Summary

SHAWNEE (348110)
*

POTTAWATOMIE County

Climate Division: 5
*

Latitude: 3521N;     Longitude: 09654W

Elevation: 1049 ft
*

Precipitation Period of Record:

1901/08-2010/10 ( 99%)
*

Temperature Period of Record:

1901/08-1977/09 ( 99%)

 

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
1.41
3.1

February

NA
NA
NA
2.08
1.9

March

NA
NA
NA
3.49
.8

April

NA
NA
NA
3.67
.0

May

NA
NA
NA
5.79
.0

June

NA
NA
NA
4.83
.0

July

NA
NA
NA
2.26
.0

August

NA
NA
NA
2.25
.0

September
NA
NA
NA
4.12
.0

October

NA
NA
NA
4.39
.0

November

NA
NA
NA
3.17
.5

December

NA
NA
NA
2.29
1.2

Annual

NA
NA
NA
40.00
7.5

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
6
5
3
2
1
*
2
2
1
1
NA

Feb
NA
NA
NA
NA
NA
6
5
3
2
2
*
2
1
1
1
NA

Mar
NA
NA
NA
NA
NA
8
7
5
4
3
1
1
*
*
*
NA

Apr
NA
NA
NA
NA
NA
8
7
5
4
2
1
*
*
*
0
NA

May
NA
NA
NA
NA
NA
10
9
7
5
4
2
0
0
0
0
NA

Jun
NA
NA
NA
NA
NA
8
8
6
5
3
2
0
0
0
0
NA

Jul
NA
NA
NA
NA
NA
5
5
3
2
2
1
0
0
0
0
NA

Aug
NA
NA
NA
NA
NA
6
5
4
3
2
1
0
0
0
0
NA

Sep
NA
NA
NA
NA
NA
8
7
5
4
3
1
0
0
0
0
NA

Oct
NA
NA
NA
NA
NA
7
6
5
3
2
1
*
*
0
0
NA

Nov
NA
NA
NA
NA
NA
8
6
4
3
2
1
1
*
*
*
NA

Dec
NA
NA
NA
NA
NA
7
5
4
3
2
1
2
1
1
*
NA

Ann
NA
NA
NA
NA
NA
87
78
54
40
26
12
8
5
4
3
NA

Exceedence Values (2 in 10 years)

Month

Maximum Temperature Higher Than:

Minimum Temperature Lower Than:

Precipitation Less Than:

Precipitation Greater Than:

January

75
0
.38
2.16

February

81
7
.78
2.62

March

89
16
1.31
4.14

April

92
28
2.00
5.22

May

94
39
2.91
8.36

June

101
50
1.87
8.09

July

106
57
.85
4.52

August

107
54
.87
4.26

September
102
40
1.47
5.69

October

95
29
1.24
5.91

November

83
14
.60
3.93

December

76
5
.56
3.03

Annual

108
-2
29.91
44.22

Monthly Extremes

 

Temperature (F) (1901-1977)

Precipitation (inches) (1901-2010)

Snowfall (1901-2010)

 

Record High

Record Low

Monthly Max

Daily Max

Monthly Max

Daily Max

Greatest Depth

Jan
85
(21st, 1906)
-14
(18th, 1930)
7.07" (1949)
5.34" (31st, 1923)
15.1" (1930)
9.5" ( 7th, 1988)
13.0" ( 9th, 1930)

Feb
90
( 1st, 1911)
-14
(13th, 1905)
6.29" (1985)
4.15" (23rd, 1985)
14.6" (1978)
8.0" (18th, 1921)
8.0" (18th, 1921)

Mar
97
(21st, 1916)
-5
(12th, 1948)
7.82" (1990)
3.20" (28th, 1912)
11.9" (1989)
11.0" ( 6th, 1989)
11.0" ( 6th, 1989)

Apr
102
(12th, 1972)
20
( 2nd, 1936)
11.84" (1945)
7.30" ( 5th, 1928)
3.5" (1938)
3.5" ( 8th, 1938)
1.0" (13th, 1957)

May
98
( 3rd, 1920)
30
( 1st, 1903)
16.72" (1957)
6.56" (25th, 1957)
.0" -
.0" -
.0" -

Jun
108
(21st, 1936)
40
(11th, 1921)
17.56" (1908)
7.28" (21st, 1948)
.0" -
.0" -
.0" -

Jul
113
(19th, 1936)
51
( 5th, 1915)
10.88" (1996)
4.86" (14th, 1996)
.0" -
.0" -
.0" -

Aug
116
(10th, 1936)
45
(31st, 1915)
11.80" (1958)
6.15" (11th, 2008)
.0" -
.0" -
.0" -

Sep
110
( 2nd, 1951)
34
(29th, 1916)
13.33" (1945)
6.28" (23rd, 1970)
.0" -
.0" -
.0" -

Oct
100
( 4th, 1963)
15
(30th, 1917)
14.97" (1983)
10.62" (20th, 1983)
.2" (1993)
.2" (30th, 1993)
.1" (30th, 1993)

Nov
86
( 1st, 1916)
8
(22nd, 1906)
8.19" (1964)
3.20" (21st, 1979)
5.5" (2001)
3.0" (21st, 1972)
3.0" (21st, 1906)

Dec
88
(24th, 1955)
-2
(22nd, 1916)
10.67" (1984)
3.75" (31st, 1984)
11.5" (1954)
11.5" (29th, 1954)
12.0" (29th, 1954)

Annual
116
(Aug 10, 1936)
-14
(Jan 18, 1930)
17.56" (Jun 1908)
10.62" (Oct 20, 1983)
15.1" (Jan 1930)
11.5" (Dec 29, 1954)
13.0" (Jan 9, 1930)

First Freezing Temperature in Fall

Probability

24 F or Lower

28 F or Lower

32 F or Lower

1 Year in 10

November   3
October  26
October  18

2 Years in 10
November  10
November   2
October  21

5 Years in 10
November  22
November  10
October  31

Last Freezing Temperature in Spring

Probability

24 F or Lower

28 F or Lower

32 F or Lower

1 Year in 10

March  29
April   9
April  18

2 Years in 10
March  24
April   5
April  12

5 Years in 10
March  14
March  27
April   3

Number of Days in Growing Season

Probability

Higher Than 24 F

Higher Than 28 F

Higher Than 32 F

9 Years in 10
226
206
193

8 Years in 10
234
212
199

5 Years in 10
253
229
211

2 Years in 10
273
247
224

1 Year in 10

290
259
231

Precipitation Quantiles (Inches)

PERCENT

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

ANNUAL

MEAN
1.41
2.08
3.49
3.67
5.79
4.83
2.26
2.25
4.12
4.39
3.17
2.29
40.00

10%
.20
.40
.61
1.42
2.25
1.09
.62
.39
.76
.65
.28
.23
27.54

20%
.38
.78
1.31
2.00
2.91
1.87
.85
.87
1.47
1.24
.60
.56
29.91

30%
.70
1.00
1.86
2.61
3.27
2.40
1.37
1.76
2.15
1.79
1.18
.90
31.67

40%
.96
1.26
2.30
3.13
3.96
3.27
1.69
2.31
2.65
2.19
1.61
1.15
34.26

50%
1.35
1.58
2.71
3.55
4.71
4.12
2.16
2.53
3.32
2.70
2.04
1.34
37.17

60%
1.63
1.90
3.18
4.19
6.06
4.81
2.98
2.97
3.94
3.66
2.49
1.75
38.88

70%
1.82
2.22
3.70
4.55
7.08
6.48
3.82
3.52
4.83
4.43
3.14
2.45
41.70

80%
2.16
2.62
4.14
5.22
8.36
8.09
4.52
4.26
5.69
5.91
3.93
3.03
44.22

90%
3.44
3.33
5.18
7.84
9.65
9.49
5.60
5.53
7.68
7.81
5.20
4.28
47.71