OK50 Coop Summary

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Cooperative Observer Station Summary

LAVERNE (345045)

*

HARPER County

Climate Division: 1

*

Latitude: 3642N;     Longitude: 09954W

Elevation: 2099 ft

*

Precipitation Period of Record:

1939/02-2009/03 ( 97%)

*

Temperature Period of Record:

Not Available

 

Monthly Averages (1971-2000)

 

Temperature (deg Fahrenheit)

Precipitation (inches)

Snowfall and Sleet (inches)

 

Daily Max

Daily Min

Daily Avg

Monthly Average

Monthly Average

January

NA
NA
NA
.67
3.9

February

NA
NA
NA
.87
3.7

March

NA
NA
NA
1.99
4.1

April

NA
NA
NA
2.01
.8

May

NA
NA
NA
3.36
.0

June

NA
NA
NA
2.83
.0

July

NA
NA
NA
2.54
.0

August

NA
NA
NA
2.49
.0

September

NA
NA
NA
1.86
.0

October

NA
NA
NA
1.46
.1

November

NA
NA
NA
1.19
1.8

December

NA
NA
NA
.90
4.9

Annual

NA
NA
NA
22.08
19.8

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

NA
NA
NA
NA
NA
7
5
2
1
*
*
6
3
2
2
NA

Feb

NA
NA
NA
NA
NA
7
4
2
1
1
*
4
2
2
1
NA

Mar

NA
NA
NA
NA
NA
9
7
4
3
1
*
3
2
2
1
NA

Apr

NA
NA
NA
NA
NA
9
7
4
3
1
*
1
*
*
*
NA

May

NA
NA
NA
NA
NA
12
10
6
4
2
1
*
*
*
0
NA

Jun

NA
NA
NA
NA
NA
10
9
5
4
2
1
0
0
0
0
NA

Jul

NA
NA
NA
NA
NA
9
7
5
3
2
1
0
0
0
0
NA

Aug

NA
NA
NA
NA
NA
9
7
4
3
2
1
0
0
0
0
NA

Sep

NA
NA
NA
NA
NA
8
7
3
2
1
*
*
0
0
0
NA

Oct

NA
NA
NA
NA
NA
7
5
3
2
1
*
*
*
*
0
NA

Nov

NA
NA
NA
NA
NA
7
5
2
1
1
*
2
1
1
*
NA

Dec

NA
NA
NA
NA
NA
7
5
2
1
*
*
5
2
2
2
NA

Ann

NA
NA
NA
NA
NA
99
78
42
26
15
5
22
10
9
7
NA

Exceedence Values (2 in 10 years)

Month

Maximum Temperature Higher Than:

Minimum Temperature Lower Than:

Precipitation Less Than:

Precipitation Greater Than:

January

NA
NA
.13
1.23

February

NA
NA
.26
1.63

March

NA
NA
.29
2.95

April

NA
NA
.69
3.13

May

NA
NA
1.17
4.69

June

NA
NA
1.21
4.75

July

NA
NA
1.36
3.93

August

NA
NA
1.01
4.41

September

NA
NA
.51
3.32

October

NA
NA
.30
3.32

November

NA
NA
.10
1.92

December

NA
NA
.21
1.43

Annual

NA
NA
18.26
25.19

Monthly Extremes

 

Temperature (F) (9999-9999)

Precipitation (inches) (1939-2009)

Snowfall (1939-2009)

 

Record High

Record Low

Monthly Max

Daily Max

Monthly Max

Daily Max

Greatest Depth

Jan

NA
NA
NA
NA
2.92" (2005)
1.85" (11th, 1949)
16.5" (1973)
8.0" (21st, 1945)
12.0" ( 7th, 1988)

Feb

NA
NA
NA
NA
3.44" (1971)
1.85" ( 4th, 1964)
15.6" (1978)
10.0" (17th, 1940)
10.0" (17th, 1940)

Mar

NA
NA
NA
NA
7.22" (1973)
2.55" (13th, 1947)
27.5" (1988)
15.0" (17th, 1988)
14.0" (17th, 1988)

Apr

NA
NA
NA
NA
8.06" (1999)
2.56" (28th, 1976)
8.0" (1983)
6.0" ( 8th, 1973)
6.0" ( 8th, 1973)

May

NA
NA
NA
NA
8.90" (1949)
4.35" (16th, 1951)
1.0" (1978)
.5" ( 3rd, 1978)
1.0" ( 3rd, 1978)

Jun

NA
NA
NA
NA
8.81" (1962)
4.25" (21st, 1958)
.0" (1950)
.0" (11th, 1950)
.1" ( 6th, 2004)

Jul

NA
NA
NA
NA
10.25" (1950)
3.35" (27th, 1950)
.0" -
.0" -
.1" ( 5th, 2004)

Aug

NA
NA
NA
NA
9.69" (1974)
4.00" (30th, 2003)
.0" -
.0" -
.0" -

Sep

NA
NA
NA
NA
5.34" (1959)
3.12" (24th, 1959)
.0" (1984)
.0" (29th, 1984)
.1" (22nd, 1995)

Oct

NA
NA
NA
NA
8.72" (1941)
3.60" ( 3rd, 2002)
2.0" (1941)
2.0" (30th, 1941)
2.0" (30th, 1941)

Nov

NA
NA
NA
NA
4.81" (1964)
2.14" (16th, 1964)
24.0" (1992)
19.0" (25th, 1992)
19.0" (25th, 1992)

Dec

NA
NA
NA
NA
4.26" (2007)
3.27" (11th, 2007)
21.6" (1997)
12.0" (24th, 1997)
11.0" (24th, 1997)

Annual

NA
NA
NA
NA
10.25" (Jul 1950)
4.35" (May 16, 1951)
27.5" (Mar 1988)
19.0" (Nov 25, 1992)
19.0" (Nov 25, 1992)

First Freezing Temperature in Fall

Probability

24 F or Lower

28 F or Lower

32 F or Lower

1 Year in 10

NA
NA
NA

2 Years in 10

NA
NA
NA

5 Years in 10

NA
NA
NA

Last Freezing Temperature in Spring

Probability

24 F or Lower

28 F or Lower

32 F or Lower

1 Year in 10

NA
NA
NA

2 Years in 10

NA
NA
NA

5 Years in 10

NA
NA
NA

Number of Days in Growing Season

Probability

Higher Than 24 F

Higher Than 28 F

Higher Than 32 F

9 Years in 10

NA
NA
NA

8 Years in 10

NA
NA
NA

5 Years in 10

NA
NA
NA

2 Years in 10

NA
NA
NA

1 Year in 10

NA
NA
NA

Precipitation Quantiles (Inches)

PERCENT

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

ANNUAL

MEAN

.67
.87
1.99
2.01
3.36
2.83
2.54
2.49
1.86
1.46
1.19
.90
22.08

10%

.07
.04
.15
.52
.81
.88
.60
.73
.22
.09
.00
.14
17.02

20%

.13
.26
.29
.69
1.17
1.21
1.36
1.01
.51
.30
.10
.21
18.26

30%

.25
.38
.52
.91
1.88
2.05
1.77
1.56
.94
.57
.24
.35
19.91

40%

.33
.53
1.09
1.32
2.42
2.68
2.21
2.30
1.52
.92
.45
.53
21.07

50%

.45
.65
1.31
1.49
2.88
3.13
2.59
2.60
1.77
1.30
.68
.66
22.01

60%

.69
.90
1.68
1.75
3.26
3.68
2.86
3.56
2.17
1.60
.95
.80
23.49

70%

.97
1.18
2.09
2.08
3.90
4.41
3.37
3.77
2.84
2.42
1.41
1.17
24.59

80%

1.23
1.63
2.95
3.13
4.69
4.75
3.93
4.41
3.32
3.32
1.92
1.43
25.19

90%

1.80
2.09
3.51
4.02
6.26
6.09
4.60
5.74
3.77
4.24
2.61
2.14
28.43