OK11 Coop Summary

Back to County Climate Creek Share on Facebook Share Share on Twitter Tweet

Cooperative Observer Station Summary

BRISTOW (341144)
*

CREEK County

Climate Division: 5
*

Latitude: 3550N;     Longitude: 09623W

Elevation: 822 ft
*

Precipitation Period of Record:

1915/11-2010/10 ( 97%)
*

Temperature Period of Record:

1915/11-2010/10 ( 92%)

 

Monthly Averages (1971-2000)

 

Temperature (deg Fahrenheit)

Precipitation (inches)

Snowfall and Sleet (inches)

 

Daily Max

Daily Min

Daily Avg

Monthly Average

Monthly Average

January

49.5
25.8
37.4
1.39
3.3

February

56.7
30.5
43.3
2.12
2.2

March

65.4
39.1
52.0
3.52
1.1

April

74.4
48.1
61.1
3.53
.0

May

81.1
57.2
68.9
5.85
.0

June

88.4
65.4
76.6
4.45
.0

July

94.3
69.5
81.7
2.42
.0

August

NA
NA
NA
2.51
.0

September
85.7
59.8
72.5
4.63
.0

October

75.5
NA
NA
3.89
.0

November

61.7
38.3
49.8
3.42
.5

December

51.8
28.5
39.9
2.51
1.6

Annual

73.4
NA
NA
40.54
8.7

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
23
*
8
5
3
2
1
*
4
2
1
1
4

Feb
0
*
1
17
*
8
5
4
2
2
*
3
1
1
1
3

Mar
0
*
*
9
0
10
7
5
4
3
1
1
*
*
*
1

Apr
*
1
0
1
0
10
7
6
4
2
1
0
0
0
0
0

May
0
3
0
0
0
12
10
7
6
4
2
0
0
0
0
0

Jun
*
13
0
0
0
10
8
6
4
3
1
0
0
0
0
0

Jul
5
25
0
0
0
7
6
4
3
2
1
0
0
0
0
0

Aug
NA
NA
NA
NA
NA
7
6
4
3
2
1
0
0
0
0
0

Sep
1
11
0
*
0
9
7
5
4
3
2
0
0
0
0
0

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

Nov
0
0
*
10
0
9
6
5
3
2
1
1
*
*
*
1

Dec
0
0
2
20
*
9
6
4
3
2
1
3
1
1
1
3

Ann
15
78
7
NA
NA
107
80
58
41
26
13
12
5
4
3
11

Exceedence Values (2 in 10 years)

Month

Maximum Temperature Higher Than:

Minimum Temperature Lower Than:

Precipitation Less Than:

Precipitation Greater Than:

January

75
0
.49
2.38

February

80
6
.75
2.69

March

86
14
1.11
4.23

April

90
26
1.97
5.20

May

95
37
2.72
7.32

June

100
50
2.24
7.68

July

106
55
.86
4.97

August

106
54
.87
4.06

September
102
40
1.39
6.19

October

94
28
1.19
5.01

November

83
15
.67
4.62

December

76
3
.69
2.55

Annual

108
-3
29.59
43.83

Monthly Extremes

 

Temperature (F) (1915-2010)

Precipitation (inches) (1915-2010)

Snowfall (1915-2010)

 

Record High

Record Low

Monthly Max

Daily Max

Monthly Max

Daily Max

Greatest Depth

Jan
81
(24th, 1943)
-18
(22nd, 1930)
6.28" (1949)
3.05" (31st, 1983)
19.0" (1920)
8.0" ( 7th, 1920)
11.0" ( 7th, 1988)

Feb
92
(22nd, 1996)
-12
( 4th, 1996)
6.10" (1985)
4.29" (22nd, 1985)
12.0" (1929)
8.0" (18th, 1938)
8.0" ( 2nd, 1916)

Mar
98
(21st, 1916)
-11
(12th, 1948)
9.73" (1990)
3.22" (25th, 1920)
12.1" (1989)
10.8" ( 6th, 1989)
14.0" (14th, 1999)

Apr
102
(12th, 1972)
18
( 3rd, 1936)
12.12" (1942)
5.73" (27th, 1998)
4.0" (1938)
2.0" ( 7th, 1938)
4.0" ( 8th, 1938)

May
100
(31st, 1928)
31
( 1st, 1917)
14.87" (1943)
4.65" (17th, 1943)
.0" -
.0" -
.0" -

Jun
110
(25th, 1924)
45
(20th, 1976)
15.55" (2007)
5.16" (23rd, 1948)
.0" -
.0" -
.0" -

Jul
114
(19th, 1936)
46
(15th, 1925)
15.36" (1950)
6.65" ( 2nd, 1922)
.0" -
.0" -
.0" -

Aug
115
(10th, 1936)
46
(31st, 2009)
9.15" (1942)
5.06" (21st, 1958)
.0" -
.0" -
.0" -

Sep
110
( 4th, 1998)
28
(30th, 1984)
12.41" (1986)
7.70" (23rd, 1970)
.0" -
.0" -
.0" -

Oct
100
( 1st, 1953)
16
(31st, 1993)
16.00" (1941)
5.60" ( 5th, 1998)
.5" (1993)
.5" (30th, 1993)
1.0" (30th, 1993)

Nov
88
( 6th, 1945)
6
(28th, 1976)
8.36" (1996)
3.82" ( 7th, 1996)
5.0" (1932)
5.0" (17th, 1932)
4.0" (11th, 1976)

Dec
82
(13th, 1948)
-14
(23rd, 1989)
10.88" (1984)
3.70" (23rd, 1932)
8.0" (1969)
7.2" (29th, 1954)
7.0" (29th, 1954)

Annual
115
(Aug 10, 1936)
-18
(Jan 22, 1930)
16.00" (Oct 1941)
7.70" (Sep 23, 1970)
19.0" (Jan 1920)
10.8" (Mar 6, 1989)
14.0" (Mar 14, 1999)

First Freezing Temperature in Fall

Probability

24 F or Lower

28 F or Lower

32 F or Lower

1 Year in 10

November   2
October  24
October  13

2 Years in 10
November   4
October  30
October  19

5 Years in 10
November  18
November   8
October  29

Last Freezing Temperature in Spring

Probability

24 F or Lower

28 F or Lower

32 F or Lower

1 Year in 10

March  30
April  10
April  20

2 Years in 10
March  26
April   5
April  14

5 Years in 10
March  14
March  26
April   5

Number of Days in Growing Season

Probability

Higher Than 24 F

Higher Than 28 F

Higher Than 32 F

9 Years in 10
222
205
183

8 Years in 10
231
211
190

5 Years in 10
248
227
206

2 Years in 10
270
239
224

1 Year in 10

283
256
232

Precipitation Quantiles (Inches)

PERCENT

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

ANNUAL

MEAN
1.39
2.12
3.52
3.53
5.85
4.45
2.42
2.51
4.63
3.89
3.42
2.51
40.54

10%
.11
.42
.60
1.42
1.91
1.53
.31
.60
.91
.55
.10
.31
27.13

20%
.49
.75
1.11
1.97
2.72
2.24
.86
.87
1.39
1.19
.67
.69
29.59

30%
.74
1.06
1.72
2.52
3.53
2.96
1.52
1.55
1.71
1.54
1.30
1.00
32.53

40%
1.05
1.30
2.12
2.95
4.58
3.37
2.05
1.91
2.33
2.03
1.65
1.20
35.53

50%
1.29
1.51
2.72
3.37
5.20
4.10
2.71
2.44
3.54
2.64
1.99
1.45
36.76

60%
1.56
1.70
3.06
3.89
5.81
4.74
3.17
2.75
4.04
3.15
2.46
1.72
39.64

70%
1.79
2.15
3.51
4.44
6.35
5.73
4.27
3.35
5.34
4.36
3.48
1.96
41.84

80%
2.38
2.69
4.23
5.20
7.32
7.68
4.97
4.06
6.19
5.01
4.62
2.55
43.83

90%
3.42
3.24
5.09
6.84
9.20
9.55
6.27
5.19
8.42
6.74
5.57
4.19
48.36