Cooperative Observer Station Summary

SPAVINAW (348380)

*

MAYES County

Climate Division: 3

*

Latitude: 3623N;     Longitude: 09503W

Elevation: 684 ft

*

Precipitation Period of Record:

19230226-20040531 ( 98%)

*

Temperature Period of Record:

19230220-20040531 ( 96%)

 

Monthly Averages (1971-2000)

 

Temperature (deg Fahrenheit)

Precipitation (inches)

Snowfall and Sleet (inches)

 

Daily Max

Daily Min

Daily Avg

Monthly Average

Monthly Average

January

48.8
27.3
37.8
1.97
2.6

February

55.0
31.9
43.2
2.10
1.7

March

63.9
40.5
NA
3.86
1.7

April

72.7
48.7
60.3
4.29
.0

May

79.4
58.3
68.6
4.89
.0

June

NA
NA
NA
4.72
.0

July

92.3
71.7
81.8
3.10
.0

August

NA
NA
NA
3.45
.0

September

84.3
62.7
73.2
5.00
.0

October

74.2
52.1
62.9
3.68
.0

November

61.2
40.7
50.7
4.47
.2

December

51.0
30.6
40.5
2.89
1.4

Annual

71.9
50.3
60.9
44.09
7.5

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
3
21
*
9
6
4
3
1
*
3
1
1
1
2

Feb

0
0
2
15
*
8
6
4
3
1
*
2
1
1
1
2

Mar

0
*
*
7
0
11
8
6
5
3
1
1
*
*
*
1

Apr

0
*
0
1
0
11
8
6
5
3
1
*
0
0
0
*

May

0
1
0
0
0
13
9
8
6
4
2
0
0
0
0
0

Jun

NA
NA
NA
NA
NA
10
8
6
5
3
2
0
0
0
0
0

Jul

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

Aug

NA
NA
NA
NA
NA
8
6
5
3
2
1
0
0
0
0
0

Sep

1
9
0
0
0
10
7
6
4
3
1
0
0
0
0
0

Oct

0
*
0
1
0
9
7
5
4
2
1
0
0
0
0
0

Nov

0
0
*
7
0
9
7
6
4
3
2
1
*
*
*
*

Dec

0
0
2
18
*
9
6
4
3
2
1
2
1
1
1
2

Ann

7
63
7
69
1
113
83
65
46
30
14
8
3
3
2
7

Exceedence Values (2 in 10 years)

Month

Maximum Temperature Higher Than:

Minimum Temperature Lower Than:

Precipitation Less Than:

Precipitation Greater Than:

January

72
-1
.87
3.24

February

77
4
.96
2.96

March

84
14
1.51
5.03

April

88
28
2.31
6.41

May

91
39
3.03
7.73

June

98
50
2.29
7.98

July

104
58
.77
5.34

August

105
54
1.64
5.81

September

99
42
2.29
8.46

October

90
29
1.96
6.23

November

80
16
1.61
5.26

December

74
4
1.01
3.77

Annual

106
-3
36.29
51.56

Monthly Extremes

 

Temperature (F) (1923-2004)

Precipitation (inches) (1923-2004)

Snowfall (1923-2004)

 

Record High

Record Low

Monthly Max

Daily Max

Monthly Max

Daily Max

Greatest Depth

Jan

82
(14th, 1943)
-25
(22nd, 1930)
7.63" (1937)
2.53" ( 4th, 1950)
16.0" (1930)
9.0" (22nd, 1937)
14.0" (21st, 1930)

Feb

85
(13th, 1962)
-10
( 4th, 1996)
5.59" (2001)
3.15" (24th, 2001)
15.0" (1975)
10.0" (24th, 1975)
10.0" (24th, 1975)

Mar

92
(22nd, 1995)
-4
( 3rd, 1943)
11.61" (1935)
3.87" (11th, 1935)
17.0" (1989)
15.0" ( 6th, 1989)
15.0" ( 6th, 1989)

Apr

92
(13th, 1936)
19
( 3rd, 1936)
13.29" (1942)
4.72" (19th, 1941)
3.0" (1957)
2.0" ( 7th, 1938)
2.0" (13th, 1957)

May

100
(17th, 1924)
31
( 9th, 1923)
19.65" (1943)
4.65" ( 9th, 1943)
.0" -
.0" -
.0" -

Jun

106
(22nd, 1936)
47
(19th, 1945)
12.60" (1999)
5.44" (13th, 1964)
.0" -
.0" -
.0" -

Jul

113
(19th, 1936)
49
( 4th, 1924)
11.53" (1959)
4.59" (12th, 1958)
.0" -
.0" -
.0" -

Aug

114
( 9th, 1936)
48
(12th, 1924)
12.27" (1964)
8.35" (14th, 1961)
.0" -
.0" -
.0" -

Sep

107
( 2nd, 1939)
34
(27th, 1942)
12.96" (1926)
7.43" (14th, 1998)
.0" -
.0" -
.0" -

Oct

98
( 1st, 1953)
19
(31st, 1993)
21.32" (1941)
6.52" ( 5th, 1998)
.0" -
.0" -
.0" -

Nov

85
( 6th, 1924)
7
(24th, 1950)
9.42" (1994)
4.55" ( 1st, 1972)
6.0" (1923)
6.0" (29th, 1923)
5.0" ( 6th, 1951)

Dec

78
(14th, 1948)
-11
(23rd, 1989)
8.02" (1984)
4.20" (23rd, 1932)
10.2" (1932)
7.0" (13th, 2000)
9.0" (31st, 1969)

Annual

114
(Aug 9, 1936)
-25
(Jan 22, 1930)
21.32" (Oct 1941)
8.35" (Aug 14, 1961)
17.0" (Mar 1989)
15.0" (Mar 6, 1989)
15.0" (Mar 6, 1989)

First Freezing Temperature in Fall

Probability

24 F or Lower

28 F or Lower

32 F or Lower

1 Year in 10

November   3
October  28
October  18

2 Years in 10

November   9
November   2
October  23

5 Years in 10

November  22
November  11
November   3

Last Freezing Temperature in Spring

Probability

24 F or Lower

28 F or Lower

32 F or Lower

1 Year in 10

March  31
April   8
April  17

2 Years in 10

March  26
April   3
April  13

5 Years in 10

March  13
March  26
April   3

Number of Days in Growing Season

Probability

Higher Than 24 F

Higher Than 28 F

Higher Than 32 F

9 Years in 10

228
210
192

8 Years in 10

235
214
200

5 Years in 10

251
232
211

2 Years in 10

276
247
229

1 Year in 10

287
257
234