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.

NRMN     Norman (Norman 2.1 NW )
*

Cleveland County

Climate Division: 5
*

Latitude: 3514N;     Longitude: 9727W

Elevation: 1171 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

50.0
28.9
39.4
NA
SSE
9.9
9.6

February

55.4
32.7
44.1
2.46
SSE
10.1
12.2

March

61.7
39.2
50.5
3.64
SSE
11.1
15.8

April

71.2
49.2
60.2
4.31
SSE
11.6
19.5

May

79.9
59.0
69.5
3.89
SSE
10.3
21.5

June

NA
NA
NA
NA
NA
NA
22.9

July

93.8
72.1
83.0
4.17
SSE
8.7
24.5

August

93.6
70.9
82.2
3.65
SSE
7.7
22.3

September
84.7
62.4
73.5
4.26
SE
7.9
18.0

October

73.6
52.0
62.8
4.24
SSE
9.1
13.6

November

61.2
40.2
50.7
4.01
SSE
9.5
9.8

December

51.9
31.4
41.7
NA
SSE
9.3
8.7

Annual

72.0
50.4
61.2
NA
SSE
9.5
16.5

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
79
( 3rd, 1997)
6
( 6th, 2004)
4.67" (1998)
2.04" ( 4th, 1998)
2.64" (31st, 1998)
51
(18th, 1996)

Feb
93
(22nd, 1996)
0
( 4th, 1996)
10.90" (1994)
5.39" (21st, 1994)
11.81" (19th, 1994)
55
(19th, 1994)

Mar
92
(22nd, 1995)
5
( 3rd, 2002)
12.47" (1994)
5.71" ( 8th, 1994)
10.39" (26th, 1994)
76
(24th, 2002)

Apr
88
( 8th, 1995)
25
(12th, 1997)
10.51" (1994)
7.32" (29th, 1994)
5.52" ( 6th, 2003)
51
( 6th, 2001)

May
103
(30th, 2003)
39
( 2nd, 2004)
10.58" (1995)
5.91" (29th, 1994)
10.87" (29th, 1994)
55
(27th, 2001)

Jun
106
(27th, 1994)
51
( 6th, 1998)
8.11" (2004)
5.55" ( 6th, 1994)
18.90" ( 6th, 1994)
62
( 2nd, 2004)

Jul
110
( 6th, 1996)
58
(13th, 1999)
20.20" (1994)
7.99" ( 9th, 1994)
12.76" (14th, 1994)
79
(30th, 2003)

Aug
105
(12th, 1999)
53
(16th, 1994)
12.79" (1994)
7.48" (31st, 1994)
14.17" (17th, 1994)
69
(27th, 2002)

Sep
107
( 3rd, 2000)
39
(23rd, 1995)
9.02" (1994)
3.19" ( 5th, 1994)
5.04" (10th, 1999)
54
(21st, 1998)

Oct
94
( 4th, 2000)
26
( 9th, 2000)
10.76" (2000)
4.72" ( 7th, 1994)
3.78" ( 3rd, 1994)
52
(29th, 1999)

Nov
85
( 3rd, 1994)
16
(24th, 2003)
20.40" (1994)
6.02" ( 4th, 1994)
9.92" ( 9th, 1994)
55
(16th, 1996)

Dec
76
(10th, 1996)
9
(22nd, 1998)
6.26" (1994)
5.00" ( 8th, 1994)
6.61" ( 8th, 1994)
46
(16th, 2000)

Annual
110
(Jul 6, 1996)
0
(Feb 4, 1996)
20.40" (Nov 1994)
7.99" (Jul 9, 1994)
18.90" (Jun 6, 1994)
79
(Jul 30, 2003)

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

88
46
68
28
3.2

February

86
43
65
31
4.4

March

87
43
65
37
5.5

April

87
44
66
47
7.1

May

92
51
72
59
8.2

June

NA
NA
NA
NA
NA

July

86
42
64
68
16.5

August

86
40
63
66
16.2

September
89
44
68
60
11.1

October

90
47
70
51
6.9

November

90
49
70
40
4.3

December

89
47
69
31
3.3

Annual

88
45
68
49
8.0

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
41
45
38

February

44
45
50
40

March

50
51
58
46

April

60
61
69
55

May

70
73
80
66

June

78
81
88
74

July

85
87
95
81

August

85
86
94
80

September
76
77
84
71

October

65
65
71
60

November

53
52
57
48

December

44
43
46
39

Annual

63
64
70
58

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