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.

STIL     Stillwater (Stillwater 2.0 W )
*

Payne County

Climate Division: 5
*

Latitude: 3607N;     Longitude: 9705W

Elevation: 892 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

48.6
25.5
37.1
1.28
NW
7.2
8.9

February

54.6
29.4
42.0
1.78
NW
7.7
11.8

March

61.1
36.6
48.9
3.76
NW
8.7
15.3

April

71.6
46.8
59.2
4.78
SE
9.0
19.0

May

79.9
57.7
68.8
4.42
SE
7.9
21.6

June

86.3
65.7
76.0
5.56
SE
7.4
23.1

July

92.6
71.0
81.8
4.17
SSE
6.8
24.3

August

92.7
69.5
81.1
3.67
SSE
6.0
21.9

September
83.9
60.2
72.0
4.10
SE
6.2
17.5

October

73.0
49.3
61.2
NA
SE
6.6
13.1

November

60.1
37.0
48.5
4.08
SE
6.9
9.0

December

50.8
28.4
39.6
NA
NA
NA
8.1

Annual

71.3
48.2
59.8
42.64
SE
7.3
16.2

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
( 2nd, 1997)
0
(19th, 1996)
3.81" (1998)
2.51" ( 4th, 1998)
3.12" ( 4th, 1998)
45
( 9th, 2003)

Feb
92
(22nd, 1996)
-18
( 4th, 1996)
8.11" (1994)
3.03" (22nd, 1994)
5.20" (19th, 1994)
51
(24th, 2001)

Mar
92
(21st, 1997)
6
( 8th, 1996)
10.01" (1994)
3.35" ( 8th, 1994)
3.00" (24th, 1997)
53
(27th, 1997)

Apr
92
(14th, 1994)
23
( 6th, 1996)
19.16" (1994)
5.31" (11th, 1994)
11.81" (10th, 1994)
65
( 2nd, 1994)

May
96
(23rd, 2000)
36
( 3rd, 2004)
11.55" (1994)
5.00" (29th, 1994)
9.45" (29th, 1994)
51
(15th, 1998)

Jun
101
( 2nd, 1998)
46
( 6th, 1998)
9.08" (2004)
2.52" ( 9th, 1994)
7.56" ( 9th, 1994)
59
( 2nd, 2004)

Jul
110
( 6th, 1996)
55
( 1st, 1995)
15.72" (1994)
4.33" (21st, 1994)
10.87" (14th, 1994)
52
(24th, 1995)

Aug
106
(26th, 1999)
48
(15th, 1994)
13.54" (1994)
4.92" (20th, 1994)
13.70" (20th, 1994)
54
(30th, 1994)

Sep
108
( 3rd, 2000)
33
(26th, 2000)
10.52" (1994)
5.35" (15th, 1994)
15.12" (15th, 1994)
50
(10th, 1999)

Oct
94
( 3rd, 2000)
21
( 9th, 2000)
8.20" (1994)
1.97" (16th, 2000)
8.50" ( 3rd, 1994)
50
(15th, 2001)

Nov
82
(13th, 1999)
15
(16th, 1997)
20.87" (1994)
5.83" (20th, 1994)
16.54" (20th, 1994)
44
(27th, 1994)

Dec
76
( 5th, 1998)
2
(14th, 2000)
4.58" (1999)
1.96" ( 9th, 1999)
2.83" ( 8th, 1994)
46
( 2nd, 1999)

Annual
110
(Jul 6, 1996)
-18
(Feb 4, 1996)
20.87" (Nov 1994)
5.83" (Nov 20, 1994)
16.54" (Nov 20, 1994)
65
(Apr 2, 1994)

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

91
46
70
27
2.9

February

90
42
67
30
4.1

March

89
41
65
36
5.5

April

90
41
65
46
7.6

May

93
49
72
58
8.3

June

93
51
73
66
9.8

July

89
45
68
69
14.4

August

90
42
67
67
14.5

September
93
45
71
60
10.2

October

93
46
72
50
6.4

November

92
47
72
38
4.2

December

92
47
72
29
3.0

Annual

91
45
69
48
7.6

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
44
38

February

44
44
48
41

March

49
51
56
46

April

58
61
67
56

May

68
71
78
66

June

76
79
86
74

July

81
86
92
79

August

80
85
91
79

September
74
76
82
71

October

64
64
70
60

November

54
52
57
48

December

45
43
46
40

Annual

61
63
68
58

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