OK56 Coop Summary

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Cooperative Observer Station Summary

MCALESTER MUNI AP (345664)
*

PITTSBURG County

Climate Division: 6
*

Latitude: 3453N;     Longitude: 09547W

Elevation: 759 ft
*

Precipitation Period of Record:

1953/06-2010/10 ( 95%)
*

Temperature Period of Record:

1953/06-2010/10 ( 95%)

 

Monthly Averages (1971-2000)

 

Temperature (deg Fahrenheit)

Precipitation (inches)

Snowfall and Sleet (inches)

 

Daily Max

Daily Min

Daily Avg

Monthly Average

Monthly Average

January

48.7
27.8
38.0
2.19
2.6

February

54.9
32.5
43.5
2.59
1.7

March

64.2
41.7
52.7
3.91
.7

April

72.8
49.8
61.1
4.25
.0

May

79.2
58.6
68.6
6.09
.0

June

87.1
67.2
76.9
4.59
.0

July

92.6
71.1
81.6
2.71
.0

August

93.2
70.1
81.4
2.69
.0

September
84.7
62.6
73.4
4.54
.0

October

NA
NA
NA
4.66
.0

November

62.1
40.6
51.1
3.90
.3

December

51.9
NA
NA
2.96
.9

Annual

NA
NA
NA
NA
7.1

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
22
*
11
8
4
3
1
*
4
1
1
1
4

Feb
0
*
2
14
*
10
7
4
3
2
1
3
1
1
1
3

Mar
0
*
*
7
0
12
9
6
4
3
1
1
*
*
*
1

Apr
0
*
0
1
0
12
9
6
4
3
1
*
0
0
0
0

May
0
1
0
0
0
14
11
8
6
4
2
0
0
0
0
0

Jun
*
10
0
0
0
11
9
7
5
4
2
0
0
0
0
0

Jul
4
22
0
0
0
8
6
4
3
2
1
0
0
0
0
0

Aug
5
23
0
0
0
8
6
4
3
2
1
0
0
0
0
0

Sep
1
10
0
0
0
10
8
6
4
3
2
0
0
0
0
0

Oct
NA
NA
NA
NA
NA
10
9
6
4
3
2
*
0
0
0
*

Nov
0
0
*
8
0
10
8
5
4
3
1
1
*
*
*
1

Dec
0
0
2
NA
NA
11
8
5
3
2
1
3
1
*
*
2

Ann
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
12
3
3
3
10

Exceedence Values (2 in 10 years)

Month

Maximum Temperature Higher Than:

Minimum Temperature Lower Than:

Precipitation Less Than:

Precipitation Greater Than:

January

76
2
.92
3.14

February

81
9
1.14
3.78

March

86
16
1.93
4.90

April

89
29
2.29
5.83

May

92
39
3.10
7.53

June

99
52
2.05
6.49

July

106
57
.76
5.12

August

105
55
1.02
5.17

September
101
41
1.63
7.64

October

92
31
.95
7.20

November

83
19
1.03
5.40

December

77
8
1.14
4.47

Annual

107
0
35.65
51.31

Monthly Extremes

 

Temperature (F) (1953-2010)

Precipitation (inches) (1953-2010)

Snowfall (1953-2010)

 

Record High

Record Low

Monthly Max

Daily Max

Monthly Max

Daily Max

Greatest Depth

Jan
81
( 3rd, 2009)
-14
(10th, 1977)
6.34" (1982)
4.35" (30th, 1982)
14.1" (1977)
9.0" ( 6th, 1988)
6.0" (11th, 1954)

Feb
92
(21st, 1996)
-6
( 2nd, 1985)
7.29" (2001)
2.95" (23rd, 1985)
13.0" (1978)
10.1" (23rd, 1975)
8.0" ( 5th, 1985)

Mar
94
(31st, 1974)
6
( 4th, 2002)
8.90" (1985)
4.03" (29th, 1985)
7.0" (1989)
4.1" ( 6th, 1967)
4.0" ( 3rd, 1971)

Apr
97
(18th, 2006)
24
( 7th, 2009)
14.18" (1957)
6.54" (22nd, 1996)
.0" (1995)
.0" (13th, 1955)
.0" -

May
98
(30th, 2003)
34
( 4th, 1954)
13.19" (1960)
5.79" (18th, 1960)
.0" -
.0" -
.0" -

Jun
106
(21st, 1953)
45
( 1st, 1983)
8.86" (1975)
3.28" ( 1st, 1957)
.0" -
.0" -
.0" -

Jul
112
(17th, 1954)
51
(15th, 1967)
13.31" (1953)
5.76" (23rd, 1960)
.0" -
.0" -
.0" -

Aug
110
( 6th, 1956)
51
( 8th, 1989)
9.54" (1964)
4.44" (15th, 1964)
.0" -
.0" -
.0" -

Sep
108
( 1st, 2000)
34
(30th, 1984)
12.53" (1967)
4.21" (20th, 1974)
.0" -
.0" -
.0" -

Oct
99
( 1st, 1953)
19
(31st, 1993)
17.43" (1981)
8.06" (13th, 1981)
.0" (1993)
.0" (29th, 1993)
.1" (30th, 1993)

Nov
85
(13th, 1955)
9
(29th, 1976)
9.82" (1973)
7.34" (24th, 1973)
3.0" (1980)
3.0" (17th, 1980)
1.0" (26th, 1975)

Dec
80
( 7th, 1966)
-5
(23rd, 1989)
8.34" (1987)
3.67" (16th, 2001)
6.0" (1975)
6.0" (25th, 1975)
3.0" (13th, 1958)

Annual
112
(Jul 17, 1954)
-14
(Jan 10, 1977)
17.43" (Oct 1981)
8.06" (Oct 13, 1981)
14.1" (Jan 1977)
10.1" (Feb 23, 1975)
8.0" (Feb 5, 1985)

First Freezing Temperature in Fall

Probability

24 F or Lower

28 F or Lower

32 F or Lower

1 Year in 10

November   5
October  29
October  20

2 Years in 10
November  10
November   2
October  24

5 Years in 10
November  28
November  10
November   2

Last Freezing Temperature in Spring

Probability

24 F or Lower

28 F or Lower

32 F or Lower

1 Year in 10

March  27
April   9
April  11

2 Years in 10
March  20
April   1
April   7

5 Years in 10
March   8
March  22
April   1

Number of Days in Growing Season

Probability

Higher Than 24 F

Higher Than 28 F

Higher Than 32 F

9 Years in 10
236
220
197

8 Years in 10
243
222
201

5 Years in 10
262
234
214

2 Years in 10
286
254
231

1 Year in 10

294
263
242

Precipitation Quantiles (Inches)

PERCENT

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

ANNUAL

MEAN
2.19
2.59
3.91
4.25
6.09
4.59
2.71
2.69
4.54
4.66
3.90
2.96
NA

10%
.47
.81
1.63
1.58
1.60
1.73
.50
.48
.87
.66
.80
.83
28.68

20%
.92
1.14
1.93
2.29
3.10
2.05
.76
1.02
1.63
.95
1.03
1.14
35.65

30%
1.29
1.45
2.37
2.63
4.08
2.88
1.44
1.52
2.70
1.86
1.32
1.85
38.39

40%
1.59
1.81
2.63
3.49
5.05
3.43
1.81
2.06
3.68
2.54
1.85
2.07
40.20

50%
1.74
2.06
3.30
4.19
5.69
3.84
2.47
2.40
4.31
3.00
2.99
2.33
42.67

60%
2.02
2.53
4.07
4.71
6.49
4.28
3.73
3.11
4.93
4.31
3.54
2.62
45.87

70%
2.62
2.91
4.46
5.05
7.15
5.99
4.40
3.78
5.45
5.57
3.94
3.33
48.90

80%
3.14
3.78
4.90
5.83
7.53
6.49
5.12
5.17
7.64
7.20
5.40
4.47
51.31

90%
4.16
4.90
7.20
7.31
9.48
7.87
6.67
6.48
8.59
10.58
6.57
6.09
58.44