Mesonet Station Summary

CAUTION: Mesonet data are only available since 1994, a period considered too short to give reliable climate statistics for temperature and precipitation. Cooperative observer sites are strongly recommended for these purposes. Other variables, such as humidity, soil temperatures, and winds, are not available from cooperative observer sites and Mesonet represents the best-available information.

OKEM     Okemah (Okemah 3.0 E )
*

Okfuskee County

Climate Division: 5
*

Latitude: 3525N;     Longitude: 9615W

Elevation: 862 ft
*

Period of Record:

19940101-20041231

 

Monthly Averages (1994-2004)

 

Temperature (deg Fahrenheit)

Precipitation (inches)

Wind (Miles Per Hour)

Solar Radiation

 

Daily Max

Daily Min

Daily Avg

Monthly Average

Direction

Speed

Daily Avg (MJ/m2)

January

49.8
28.7
39.2
2.37
SSE
9.4
8.9

February

55.4
33.0
44.2
2.12
SSE
9.4
11.6

March

61.7
39.5
50.6
3.47
SSE
10.2
15.1

April

71.3
48.9
60.1
4.71
SSE
10.5
18.9

May

79.0
59.0
69.0
5.12
SSE
8.8
21.0

June

86.4
66.3
76.4
5.46
SSE
7.6
21.2

July

93.2
71.3
82.3
4.07
SSE
7.2
23.5

August

93.2
69.7
81.4
4.27
SSE
6.4
22.0

September
85.0
61.5
73.3
3.99
SSE
6.6
17.0

October

73.7
51.4
62.5
5.31
SSE
7.9
12.9

November

61.0
39.7
50.3
6.05
SSE
8.8
9.1

December

51.7
31.4
41.6
2.67
SSE
8.9
8.2

Annual

71.8
50.1
61.0
42.21
SSE
8.5
15.8

Monthly Extremes (1994-2004)

 

Temperature (F)

Precipitation (inches)

Wind Speed

 

Record High

Record Low

Monthly Max

Daily Max

Rain Rate (in/hr)

Peak Gust (mph)

Jan
76
( 3rd, 1997)
6
(19th, 1996)
5.50" (1998)
2.11" ( 4th, 1998)
3.00" (23rd, 2002)
48
(17th, 1996)

Feb
93
(22nd, 1996)
-1
( 4th, 1996)
5.67" (1997)
3.09" (20th, 1997)
3.00" (20th, 1997)
58
( 9th, 2001)

Mar
93
(22nd, 1995)
3
( 3rd, 2002)
6.58" (1998)
3.45" ( 3rd, 2004)
4.92" (24th, 2002)
57
(29th, 1997)

Apr
91
(19th, 1996)
25
(13th, 1997)
8.47" (1999)
3.23" ( 7th, 2002)
4.80" (17th, 1995)
50
(27th, 1998)

May
97
(30th, 2003)
37
( 2nd, 2004)
11.60" (2001)
4.35" (30th, 2001)
5.88" ( 5th, 1998)
63
(23rd, 1995)

Jun
104
(25th, 1994)
49
( 6th, 1998)
8.44" (2004)
3.40" ( 9th, 1995)
4.68" ( 2nd, 2004)
58
(10th, 1998)

Jul
111
( 6th, 1996)
54
(27th, 2004)
17.17" (1994)
8.98" (14th, 1994)
8.03" (14th, 1994)
52
( 2nd, 1994)

Aug
107
( 1st, 1998)
54
(16th, 1994)
19.49" (1994)
7.52" ( 7th, 1994)
10.87" ( 7th, 1994)
55
(10th, 2001)

Sep
109
( 4th, 1998)
35
(23rd, 1995)
8.86" (1994)
2.83" (15th, 1994)
4.72" (15th, 1994)
51
(23rd, 1996)

Oct
92
( 3rd, 2002)
25
( 9th, 2000)
12.95" (1994)
6.81" ( 7th, 1994)
6.00" ( 8th, 1997)
49
( 4th, 1998)

Nov
83
(10th, 1995)
18
(16th, 1997)
37.05" (1994)
14.25" ( 4th, 1994)
10.39" ( 3rd, 1994)
51
(29th, 1998)

Dec
76
( 2nd, 1995)
9
(22nd, 1998)
5.55" (1994)
2.40" ( 8th, 1994)
3.24" ( 4th, 1999)
43
(18th, 2000)

Annual
111
(Jul 6, 1996)
-1
(Feb 4, 1996)
37.05" (Nov 1994)
14.25" (Nov 4, 1994)
10.87" (Aug 7, 1994)
63
(May 23, 1995)

Mean Monthly Humidity and Moisture (1994-2004)

 

Daily Max Relative Humidity

Daily Min Relative Humidity

Daily Average Relative Humidity

Daily Average Dewpoint

Daily Average Vapor Deficit

January

89
48
70
29
3.0

February

87
44
66
32
4.3

March

88
43
65
38
5.4

April

90
44
67
48
6.9

May

93
54
75
60
7.1

June

94
53
76
67
8.7

July

92
46
70
70
13.5

August

91
43
68
68
13.9

September
93
46
71
61
10.2

October

91
48
72
51
6.4

November

90
49
71
NA
NA

December

89
49
71
31
3.1

Annual

91
47
70
50
7.3

Soil Temperature at 10 cm (4-inch) Depth (1994-2004)

 

Average Temperature Beneath Sod

Average Temperature Beneath Bare Soil

Average Daily Max Temperature

Average Daily Min Temperature

January

41
39
42
37

February

44
43
48
39

March

51
50
56
44

April

60
60
67
54

May

70
71
78
65

June

77
79
87
73

July

82
86
93
79

August

82
85
92
78

September
75
76
82
70

October

65
63
69
59

November

54
51
56
47

December

45
42
45
39

Annual

62
62
68
57

Wind Rose: Wedges show the percent of time for each direction from which the wind blows