coop station summary

Cooperative Observer Station Summary

ALVA (340193)

*
WOODS County

Climate Division: 2

*
Latitude: 3648N; Longitude: 09839W

Elevation: 1404 ft

*
Precipitation Period of Record:

18940401-20040531 ( 84%)

*
Temperature Period of Record:

18940408-20040531 ( 84%)

Monthly Averages (1971-2000)

Temperature (deg Fahrenheit)

Precipitation (inches)

Snowfall and Sleet (inches)

Daily Max

Daily Min

Daily Avg

Monthly Average

Monthly Average

January

46.3
23.0 34.4 .9 2.5

February
52.9 27.5 40.0 .9 3.2

March
62.6 36.1 49.1 2.4 2.1

April
72.8 45.6 58.9 2.6 .6

May
80.4 55.8 68.0 4.7 .0

June
91.0 65.2 77.7 3.4 .0

July
96.6 70.2 83.1 2.6 .0

August
94.7 68.5 81.4 3.4 .0

September
86.3 60.2 73.0 2.2 .0

October
75.4 47.9 61.6 1.9 .0

November
59.1 35.1 46.8 1.8 .9

December
48.7 26.1 37.0 1.1 2.7

Annual
72.2 46.7 59.3 27.9 11.9

Monthly Averages (1971-2000)
	Temperature (deg Fahrenheit)	Precipitation (inches)	Snowfall and Sleet (inches)
	Daily Max	Daily Min	Daily Avg	Monthly Average	Monthly Average
January	46.3	23.0	34.4	.9	2.5
February	52.9	27.5	40.0	.9	3.2
March	62.6	36.1	49.1	2.4	2.1
April	72.8	45.6	58.9	2.6	.6
May	80.4	55.8	68.0	4.7	.0
June	91.0	65.2	77.7	3.4	.0
July	96.6	70.2	83.1	2.6	.0
August	94.7	68.5	81.4	3.4	.0
September	86.3	60.2	73.0	2.2	.0
October	75.4	47.9	61.6	1.9	.0
November	59.1	35.1	46.8	1.8	.9
December	48.7	26.1	37.0	1.1	2.7
Annual	72.2	46.7	59.3	27.9	11.9

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 NA NA NA NA NA NA 2 1 1 1 2

Feb
NA NA NA NA NA NA NA NA NA NA NA 1 1 1 1 1

Mar
NA NA NA NA NA NA NA NA NA NA NA 1 1 1 1 1

Apr
NA NA NA NA NA NA NA NA NA NA NA * * * * *

May
NA NA NA NA NA NA NA NA NA NA NA 0 0 0 0 0

Jun
NA NA NA NA NA NA NA NA NA NA NA 0 0 0 0 0

Jul
NA NA NA NA NA NA NA NA NA NA NA 0 0 0 0 0

Aug
NA NA NA NA NA NA NA NA NA NA NA 0 0 0 0 0

Sep
NA NA NA NA NA NA NA NA NA NA NA 0 0 0 0 0

Oct
NA NA NA NA NA NA NA NA NA NA NA 0 0 0 0 0

Nov
NA NA NA NA NA NA NA NA NA NA NA * * * * *

Dec
NA NA NA NA NA NA NA NA NA NA NA 2 1 1 1 2

Ann
NA NA NA NA NA NA NA NA NA NA NA 6 5 5 4 6

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	NA	NA	NA	NA	NA	NA	2	1	1	1	2
Feb	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	1	1	1	1	1
Mar	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	1	1	1	1	1
Apr	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	*	*	*	*	*
May	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	0	0	0	0	0
Jun	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	0	0	0	0	0
Jul	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	0	0	0	0	0
Aug	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	0	0	0	0	0
Sep	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	0	0	0	0	0
Oct	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	0	0	0	0	0
Nov	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	*	*	*	*	*
Dec	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	2	1	1	1	2
Ann	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	6	5	5	4	6

Exceedence Values (2 in 10 years)

Month

Maximum Temperature Higher Than:

Minimum Temperature Lower Than:

Precipitation Less Than:

Precipitation Greater Than:

January
75 -4 .18 1.44

February
82 1 .24 2.08

March
89 9 .44 2.69

April
95 25 1.13 4.16

May
101 36 1.65 6.18

June
106 49 1.78 5.46

July
110 56 1.10 3.77

August
111 52 1.24 5.02

September
105 40 1.19 4.08

October
96 26 .74 3.18

November
83 13 .13 2.66

December
75 2 .34 1.63

Annual
112 -5 22.18 32.93

Exceedence Values (2 in 10 years)
Month	Maximum Temperature Higher Than:	Minimum Temperature Lower Than:	Precipitation Less Than:	Precipitation Greater Than:
January	75	-4	.18	1.44
February	82	1	.24	2.08
March	89	9	.44	2.69
April	95	25	1.13	4.16
May	101	36	1.65	6.18
June	106	49	1.78	5.46
July	110	56	1.10	3.77
August	111	52	1.24	5.02
September	105	40	1.19	4.08
October	96	26	.74	3.18
November	83	13	.13	2.66
December	75	2	.34	1.63
Annual	112	-5	22.18	32.93

Monthly Extremes

Temperature (F) (1894-2004)

Precipitation (inches) (1894-2004)

Snowfall (1894-2004)

Record High

Record Low

Monthly Max

Daily Max

Monthly Max

Daily Max

Greatest Depth

Jan
85 (22nd, 1943) -15 (18th, 1930) 4.10" (1949) 1.40" ( 9th, 1930) 20.1" (1930) 14.0" ( 9th, 1930) 17.0" (16th, 1930)

Feb
93 (22nd, 1996) -16 ( 8th, 1933) 4.58" (1911) 2.33" (16th, 1911) 26.0" (1913) 13.0" (22nd, 1971) 17.0" ( 3rd, 1913)

Mar
99 (21st, 1907) -5 (11th, 1948) 8.52" (2000) 2.52" (23rd, 2000) 37.0" (1924) 10.5" ( 5th, 1941) 12.0" (30th, 1926)

Apr
100 (14th, 1936) 16 ( 2nd, 1936) 8.06" (1999) 3.07" (27th, 1938) 10.0" (1973) 8.0" ( 8th, 1973) 6.0" ( 9th, 1938)

May
107 (23rd, 1996) 25 ( 1st, 1909) 11.64" (1957) 4.23" (16th, 1957) .0" - .0" - .0" -

Jun
114 (25th, 1911) 41 ( 2nd, 1917) 12.78" (1951) 4.36" (23rd, 1963) .0" - .0" - .0" -

Jul
120 (18th, 1936) 51 ( 5th, 1915) 6.23" (1906) 3.40" (19th, 1911) .0" - .0" - .0" -

Aug
118 (12th, 1936) 45 (31st, 1915) 11.10" (1917) 6.96" (17th, 1932) .0" - .0" - .0" -

Sep
115 ( 3rd, 1939) 31 (23rd, 1895) 11.20" (1920) 4.84" ( 6th, 1920) .0" - .0" - .0" -

Oct
103 ( 2nd, 1938) 10 (30th, 1917) 9.60" (2002) 4.60" ( 3rd, 2002) 3.0" (1941) 3.0" (31st, 1941) .1" (31st, 1941)

Nov
92 ( 1st, 1950) 5 (29th, 1911) 7.70" (1909) 3.60" (13th, 1909) 24.0" (1951) 10.0" ( 1st, 1951) 10.0" ( 1st, 1951)

Dec
85 (24th, 1955) -15 (23rd, 1989) 3.98" (1918) 1.78" ( 5th, 1999) 18.5" (1904) 13.0" (23rd, 1918) 15.0" (31st, 1918)

Annual
120 (Jul 18, 1936) -16 (Feb 8, 1933) 12.78" (Jun 1951) 6.96" (Aug 17, 1932) 37.0" (Mar 1924) 14.0" (Jan 9, 1930) 17.0" (Jan 16, 1930)

Monthly Extremes
	Temperature (F) (1894-2004)	Precipitation (inches) (1894-2004)	Snowfall (1894-2004)
	Record High	Record Low	Monthly Max	Daily Max	Monthly Max	Daily Max	Greatest Depth
Jan	85	(22nd, 1943)	-15	(18th, 1930)	4.10" (1949)	1.40" ( 9th, 1930)	20.1" (1930)	14.0" ( 9th, 1930)	17.0" (16th, 1930)
Feb	93	(22nd, 1996)	-16	( 8th, 1933)	4.58" (1911)	2.33" (16th, 1911)	26.0" (1913)	13.0" (22nd, 1971)	17.0" ( 3rd, 1913)
Mar	99	(21st, 1907)	-5	(11th, 1948)	8.52" (2000)	2.52" (23rd, 2000)	37.0" (1924)	10.5" ( 5th, 1941)	12.0" (30th, 1926)
Apr	100	(14th, 1936)	16	( 2nd, 1936)	8.06" (1999)	3.07" (27th, 1938)	10.0" (1973)	8.0" ( 8th, 1973)	6.0" ( 9th, 1938)
May	107	(23rd, 1996)	25	( 1st, 1909)	11.64" (1957)	4.23" (16th, 1957)	.0" -	.0" -	.0" -
Jun	114	(25th, 1911)	41	( 2nd, 1917)	12.78" (1951)	4.36" (23rd, 1963)	.0" -	.0" -	.0" -
Jul	120	(18th, 1936)	51	( 5th, 1915)	6.23" (1906)	3.40" (19th, 1911)	.0" -	.0" -	.0" -
Aug	118	(12th, 1936)	45	(31st, 1915)	11.10" (1917)	6.96" (17th, 1932)	.0" -	.0" -	.0" -
Sep	115	( 3rd, 1939)	31	(23rd, 1895)	11.20" (1920)	4.84" ( 6th, 1920)	.0" -	.0" -	.0" -
Oct	103	( 2nd, 1938)	10	(30th, 1917)	9.60" (2002)	4.60" ( 3rd, 2002)	3.0" (1941)	3.0" (31st, 1941)	.1" (31st, 1941)
Nov	92	( 1st, 1950)	5	(29th, 1911)	7.70" (1909)	3.60" (13th, 1909)	24.0" (1951)	10.0" ( 1st, 1951)	10.0" ( 1st, 1951)
Dec	85	(24th, 1955)	-15	(23rd, 1989)	3.98" (1918)	1.78" ( 5th, 1999)	18.5" (1904)	13.0" (23rd, 1918)	15.0" (31st, 1918)
Annual	120	(Jul 18, 1936)	-16	(Feb 8, 1933)	12.78" (Jun 1951)	6.96" (Aug 17, 1932)	37.0" (Mar 1924)	14.0" (Jan 9, 1930)	17.0" (Jan 16, 1930)

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 26 October 10

2 Years in 10
November 5 October 29 October 19

5 Years in 10
November 17 November 6 October 27

Last Freezing Temperature in Spring

Probability

24 F or Lower

28 F or Lower

32 F or Lower

1 Year in 10
April 5 April 13 April 28

2 Years in 10
March 31 April 10 April 19

5 Years in 10
March 19 April 1 April 10

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 26	October 10
2 Years in 10	November 5	October 29	October 19
5 Years in 10	November 17	November 6	October 27
Last Freezing Temperature in Spring
Probability	24 F or Lower	28 F or Lower	32 F or Lower
1 Year in 10	April 5	April 13	April 28
2 Years in 10	March 31	April 10	April 19
5 Years in 10	March 19	April 1	April 10

Number of Days in Growing Season

Probability

Higher Than 24 F

Higher Than 28 F

Higher Than 32 F

9 Years in 10
219 197 178

8 Years in 10
225 207 189

5 Years in 10
242 222 200

2 Years in 10
260 236 214

1 Year in 10
267 243 222

ALVA (340193)
*	WOODS County	Climate Division: 2
*	Latitude: 3648N; Longitude: 09839W	Elevation: 1404 ft
*	Precipitation Period of Record:	18940401-20040531 ( 84%)
*	Temperature Period of Record:	18940408-20040531 ( 84%)

Probability	Higher Than 24 F	Higher Than 28 F	Higher Than 32 F
Number of Days in Growing Season
9 Years in 10	219	197	178
8 Years in 10	225	207	189
5 Years in 10	242	222	200
2 Years in 10	260	236	214
1 Year in 10	267	243	222