Cooperative Observer Station Summary

OKEMAH (346638)
*

OKFUSKEE County

Climate Division: 5
*

Latitude: 3526N;     Longitude: 09618W

Elevation: 934 ft
*

Precipitation Period of Record:

19120424-20040531 ( 99%)
*

Temperature Period of Record:

19120424-20040531 ( 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

48.6
28.4
38.3
1.63
1.9

February

54.8
33.1
43.7
2.14
1.1

March

64.3
41.6
52.7
3.49
.8

April

73.4
50.1
61.5
3.98
.0

May

80.3
59.0
69.4
5.69
.0

June

87.8
66.8
77.1
4.84
.0

July

93.8
70.8
82.1
2.98
.0

August

93.8
69.6
81.5
2.42
.0

September
85.4
62.8
73.8
4.98
.0

October

74.9
52.1
63.2
4.02
.0

November

61.1
40.8
50.7
3.57
.4

December

51.2
31.7
41.2
2.47
.5

Annual

72.7
50.8
61.5
42.09
5.2

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
20
*
6
5
3
2
1
*
2
1
1
1
1

Feb
0
*
2
13
*
6
6
4
2
1
1
1
1
1
*
1

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

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

May
0
2
0
0
0
9
9
7
5
4
2
0
0
0
0
0

Jun
*
13
0
0
0
8
8
6
5
3
2
0
0
0
0
0

Jul
5
24
0
0
0
6
5
4
3
2
1
0
0
0
0
0

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

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

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

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

Dec
0
0
2
16
*
7
6
4
3
2
1
1
1
*
*
1

Ann
12
75
8
61
*
84
77
59
43
28
13
4
3
3
2
4

Exceedence Values (2 in 10 years)

Month

Maximum Temperature Higher Than:

Minimum Temperature Lower Than:

Precipitation Less Than:

Precipitation Greater Than:

January

75
1
.61
2.55

February

79
8
.72
2.88

March

86
17
1.50
4.58

April

89
30
2.34
5.96

May

94
41
2.80
7.75

June

100
52
2.38
6.65

July

107
59
.78
5.04

August

107
57
1.04
4.08

September
102
42
1.57
6.92

October

93
31
1.12
6.31

November

82
19
.90
4.30

December

75
6
.74
3.15

Annual

108
-1
32.11
47.00

Monthly Extremes

 

Temperature (F) (1912-2004)

Precipitation (inches) (1912-2004)

Snowfall (1912-2004)

 

Record High

Record Low

Monthly Max

Daily Max

Monthly Max

Daily Max

Greatest Depth

Jan
82
(24th, 1943)
-10
(18th, 1930)
8.87" (1916)
5.34" (31st, 1923)
25.0" (1937)
15.0" (21st, 1937)
12.0" ( 7th, 1988)

Feb
93
(22nd, 1996)
-6
( 8th, 1933)
7.00" (1938)
4.21" ( 1st, 1983)
11.0" (1927)
7.0" (27th, 1945)
10.0" (19th, 1921)

Mar
94
(21st, 1916)
-2
(12th, 1948)
8.75" (1990)
3.62" ( 4th, 2004)
12.5" (1968)
12.0" (26th, 1913)
10.0" (12th, 1968)

Apr
99
(12th, 1972)
21
( 2nd, 1936)
17.78" (1945)
10.05" (14th, 1945)
.0" (1916)
.0" ( 8th, 1916)
.1" ( 8th, 1938)

May
97
(31st, 1934)
35
( 3rd, 1954)
14.91" (1943)
5.50" (18th, 1949)
.0" -
.0" -
.0" -

Jun
108
(21st, 1936)
45
( 1st, 1983)
15.67" (1948)
6.76" (23rd, 1948)
.0" -
.0" -
.0" -

Jul
114
(19th, 1936)
53
(31st, 1971)
11.49" (1950)
6.14" (28th, 1988)
.0" -
.0" -
.0" -

Aug
115
(10th, 1936)
49
(31st, 1915)
10.12" (1915)
4.87" (21st, 1958)
.0" -
.0" -
.0" -

Sep
111
( 3rd, 1939)
34
(27th, 1942)
13.65" (1993)
6.68" (14th, 1993)
.0" -
.0" -
.0" -

Oct
98
( 6th, 1939)
17
(30th, 1917)
20.87" (1941)
6.60" (30th, 1941)
3.0" (1913)
3.0" (27th, 1913)
.0" -

Nov
88
( 6th, 1945)
11
(13th, 1940)
9.53" (1931)
4.30" (21st, 1979)
4.0" (1980)
4.0" (17th, 1980)
2.0" (29th, 1974)

Dec
83
(13th, 1948)
-9
(23rd, 1989)
7.45" (1932)
5.90" (23rd, 1932)
6.5" (1935)
6.0" (21st, 1913)
6.0" (31st, 1958)

Annual
115
(Aug 10, 1936)
-10
(Jan 18, 1930)
20.87" (Oct 1941)
10.05" (Apr 14, 1945)
25.0" (Jan 1937)
15.0" (Jan 21, 1937)
12.0" (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   4
November   2
October  23

2 Years in 10
November  11
November   5
October  29

5 Years in 10
November  27
November  14
November   7

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   3
April  13

2 Years in 10
March  23
March  29
April   9

5 Years in 10
March   8
March  19
March  29

Number of Days in Growing Season

Probability

Higher Than 24 F

Higher Than 28 F

Higher Than 32 F

9 Years in 10
233
221
201

8 Years in 10
239
225
207

5 Years in 10
261
242
224

2 Years in 10
285
258
236

1 Year in 10

306
271
243