OK55 Coop Summary

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Cooperative Observer Station Summary

MANNFORD 6 NW (345522)
*

PAWNEE County

Climate Division: 3
*

Latitude: 3610N;     Longitude: 09626W

Elevation: 829 ft
*

Precipitation Period of Record:

1943/01-2010/10 ( 95%)
*

Temperature Period of Record:

1966/05-2010/10 ( 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

48.3
24.5
36.2
1.53
2.9

February

55.0
29.6
42.1
2.05
1.9

March

64.4
39.1
51.5
3.55
1.1

April

74.2
48.0
NA
3.74
.0

May

79.7
56.8
68.0
5.43
.0

June

87.7
65.3
76.2
4.28
.0

July

94.2
69.2
81.2
2.82
.0

August

94.5
67.8
80.8
3.45
.0

September
85.2
60.1
72.8
4.23
.0

October

75.0
49.2
61.9
3.58
.0

November

61.1
37.7
49.2
3.36
.2

December

50.7
28.3
39.2
2.18
1.9

Annual

72.5
48.1
60.0
40.03
8.8

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
24
1
5
5
3
2
1
*
2
1
1
1
2

Feb
0
*
2
17
*
5
5
4
3
1
*
1
1
1
1
1

Mar
0
*
*
9
0
7
7
6
4
3
1
*
*
*
*
*

Apr
*
1
0
1
0
8
7
6
4
3
1
0
0
0
0
0

May
0
2
0
0
0
9
9
8
6
4
2
0
0
0
0
0

Jun
1
12
0
0
0
7
7
6
5
3
1
0
0
0
0
0

Jul
7
24
0
0
0
5
5
4
3
2
1
0
0
0
0
0

Aug
9
24
0
0
0
6
5
4
3
2
1
0
0
0
0
0

Sep
2
11
0
*
0
7
7
6
4
3
1
0
0
0
0
0

Oct
0
1
0
2
0
6
6
5
4
2
1
*
0
0
0
*

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

Dec
0
0
2
20
1
6
5
4
3
2
*
1
1
1
1
1

Ann
18
75
9
83
2
77
73
61
43
26
12
6
4
3
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
-2
.48
2.54

February

80
0
.93
2.44

March

88
12
1.30
4.15

April

92
26
1.93
5.46

May

92
38
3.16
7.51

June

100
50
2.33
7.11

July

107
55
.97
4.90

August

107
53
1.33
5.23

September
102
37
1.92
6.38

October

93
28
1.25
4.81

November

84
13
.51
4.60

December

75
2
.62
2.85

Annual

109
-5
30.03
46.29

Monthly Extremes

 

Temperature (F) (1966-2010)

Precipitation (inches) (1943-2010)

Snowfall (1943-2010)

 

Record High

Record Low

Monthly Max

Daily Max

Monthly Max

Daily Max

Greatest Depth

Jan
80
(24th, 1981)
-10
(19th, 1984)
6.45" (1949)
3.96" ( 5th, 1946)
11.5" (1979)
8.0" ( 1st, 1948)
10.0" ( 7th, 1988)

Feb
92
(22nd, 1996)
-14
( 4th, 1996)
6.07" (1985)
3.88" (23rd, 1985)
11.0" (2003)
7.5" (12th, 1982)
5.0" ( 8th, 1980)

Mar
96
(31st, 1974)
3
( 9th, 1996)
8.48" (1990)
2.72" (11th, 1990)
11.0" (1994)
11.0" ( 9th, 1994)
5.0" (17th, 1970)

Apr
102
(12th, 1972)
22
( 8th, 2007)
9.30" (2008)
4.46" (27th, 1998)
.0" -
.0" -
.0" -

May
96
(30th, 1985)
33
(15th, 1973)
12.04" (2001)
4.60" ( 6th, 2000)
.0" -
.0" -
.0" -

Jun
103
(30th, 1988)
42
(25th, 1974)
16.57" (2007)
5.47" (22nd, 1948)
.0" -
.0" -
.0" -

Jul
113
( 6th, 1996)
47
(31st, 1971)
10.15" (1961)
3.50" (11th, 1950)
.0" -
.0" -
.0" -

Aug
112
(29th, 1984)
49
(26th, 1985)
8.70" (1977)
4.85" (10th, 1974)
.0" -
.0" -
.0" -

Sep
112
( 2nd, 2000)
31
(30th, 1984)
15.44" (1971)
7.40" ( 5th, 1971)
.0" -
.0" -
.0" -

Oct
98
( 8th, 1979)
13
(31st, 1993)
10.87" (1998)
4.14" (18th, 1998)
.0" (1993)
.0" (30th, 1993)
.0" -

Nov
88
( 6th, 1980)
3
(29th, 1976)
8.71" (1996)
5.06" ( 3rd, 1974)
2.3" (1968)
2.3" (28th, 1968)
2.0" (20th, 1988)

Dec
80
( 7th, 1966)
-16
(23rd, 1989)
7.41" (1984)
2.14" (21st, 1991)
17.5" (2000)
8.0" ( 1st, 2006)
5.0" (16th, 1987)

Annual
113
(Jul 6, 1996)
-16
(Dec 23, 1989)
16.57" (Jun 2007)
7.40" (Sep 5, 1971)
17.5" (Dec 2000)
11.0" (Mar 9, 1994)
10.0" (Jan 7, 1988)

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  22
October   7

2 Years in 10
November   5
October  29
October  13

5 Years in 10
November  20
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

March  31
April  11
April  15

2 Years in 10
March  23
April   7
April  14

5 Years in 10
March   9
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
227
208
185

8 Years in 10
233
211
193

5 Years in 10
250
227
203

2 Years in 10
268
238
214

1 Year in 10

273
246
231

Precipitation Quantiles (Inches)

PERCENT

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

ANNUAL

MEAN
1.53
2.05
3.55
3.74
5.43
4.28
2.82
3.45
4.23
3.58
3.36
2.18
40.03

10%
.26
.64
1.01
1.37
2.10
1.80
.53
.92
1.24
.74
.31
.42
26.28

20%
.48
.93
1.30
1.93
3.16
2.33
.97
1.33
1.92
1.25
.51
.62
30.03

30%
.66
1.10
1.82
2.36
3.75
2.48
2.01
1.70
2.37
1.56
.84
.93
35.60

40%
.92
1.36
2.32
2.60
4.05
3.27
2.66
2.03
2.84
2.13
1.70
1.39
36.44

50%
1.02
1.61
2.88
3.19
5.33
3.80
3.58
2.70
3.51
2.67
2.17
1.60
37.17

60%
1.35
1.80
3.38
3.74
6.01
4.59
3.75
3.49
4.18
3.22
2.50
1.78
39.74

70%
1.87
1.98
3.87
4.42
6.71
5.45
4.40
4.13
5.45
3.93
3.74
2.14
44.95

80%
2.54
2.44
4.15
5.46
7.51
7.11
4.90
5.23
6.38
4.81
4.60
2.85
46.29

90%
3.00
3.51
6.52
6.69
9.56
8.93
7.83
6.33
7.69
6.46
5.73
4.20
48.29