ALAMOSA, COLORADO
NORMALS, MEANS, AND EXTREMES

LATITUDE: 37ø27' N LONGITUDE: 105ø52' W ELEVATION: FT. GRND 7536 BARO 7546 TIME ZONE: MOUNTAIN WBAN: 23061

(a)
JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC
YEAR
TEMPERATURE (Deg. F)
Normals
-Daily Maximum
-Daily Minimum
-Monthly
Extremes
-Record Highest
-Year
-Record Lowest
-Year






47

47



34.2
-2.3
16.0

62
1971
-50
1948


40,1
5.4
22.8

66
1986
-35
1948


48.0
15.1
31.6

73
1989
-20
1964


57.8
23.5
40.6

80
1989
-6
1973


67.7
33.1
50.4

85
1984
11
1967


78.1
41.4
59.8

93
1990
24
1990


82.0
48.0
65.0

96
1989
34
1992


79.3
45.4
62.4

90
1977
29
1964


73.6
36.1
54.9

87
1990
15
1985


62.9
24.6
43.8

81
1979
-10
1945


47.1
11.3
29.2

71
1980
-30
1952


36.1
-0.3
18,0

61
1958
-42
1978


58.9
23.4
41.2

96
JUL 1989
-50
JAN 1948
NORMAL DEGREE DAYS
Heating (base 65 Deg. F)
Cooling (base 65 Deg. F)




1519
0

1182
0

1035
0

732
0

453
0

165
9

40
40

100
20

303
0

657
0

1074
0

1457
0

8717
69
% OF POSSIBLE SUNSHINE














MEAN SKY COVER(tenths)
Sunrise - Sunset
MEAN NUMBER OF DAYS:
Sunrise to Sunset
-Clear
-Partly Cloudy
-Cloudy
Precipitation
.01 inches or more
Snow, Ice Pellets, Hail
1.0 inches or more
Thunderstorms
Heavy Fog Visibility
1/4 mile or less
Temperature Deg. F
-Maximum
90 Deg. F and above
32 Deg. F and below
-Minimum
32 Deg. F and below
0 Deg. F and below

33


33
33
33

47

47
20

20


47
47

47
47

4.7


12.8
10.1
8.0

3.9

1.7
0.0

3.2


0.0
12.9

30.9
18.7

4.7


11,3
9.7
7.2

4.1

1.6
0.2

1.8


0.0
6.1

28.2
9.6

5,1


10.5
11.4
9.1

5.3

2.1
0.2

1.3


0.0
1.7

30.6
1.5

5.1


9.8
12.5
7.7

5.0

1.4
1.2

0.6


0.0
0.1

26.5
0.1

5.3


9.1
14.2
7,7

6.1

0.5
6.3

0.6


0.0
0.0

13.5
0.0

3.9


13.8
12.2
4.0

5.4

0.0
5.8

0.4


0.3
0.0

1.9
0.0

5.1


8.8
16.7
5.5

9.4

0.0
12.2

0.5


0.8
0.0

0.0
0.0

4.8


10.9
13.6
6.5

10.0

0.0
12.4

0.9


0.*
0.0

0.2
0.0

3.8


15.5
9.6
4.9

6.0

0.1
5.0

1.3


0.0
0.0

8.1
0.0

3.7


16.7
8.2
6.1

4.4

0.9
1.0

0.6


0.0
0.1

26.4
0.1

4.2


14.4
9.0
6.6

4.0

1.5
0.1

2.0


0.0
3.3

29.6
4.0

4.4


14.0
9.7
7.3

4,2

1.8
0.0

3.7


0.0
11.2

31.0
15.9

4.6


147.6
137.0
80.6

67.9

11.5
44.3

16.9


1.1
35.4

226.9
49.8
AV. STATION PRES. (mb)
11
771.0
769.6
767.4
768.8
770.8
774.0
776.7
776.7
775.2
773.9
770.9
770.8
772.1
RELATIVE HUMIDITY (%)
Hour 04
Hour 10 (Local Time)
Hour 16
Hour 22

35
47
30
9

78
60
59
82

78
54
50
79

74
43
37
69

71
33
30
58

73
30
28
58

75
30
25
56

84
38
36
68

85
42
38
70

81
38
33
67

76
38
34
65

78
49
48
79

77
58
58
82

78
43
40
09
PRECIPITATION (in.)
Water Equivalent
-Normal
-Maximum Monthly
-Year
-Minimum Monthly
-Year
-Maximum in 24 hrs
-Year
Snow, Ice Pellets, Hail
-Maximum Monthly
-Year
-Maximum in 24 hrs
-Year



47

47

47


47

47



0.27
0.75
1979
T
1981
0.47
1956

13.8
1979
9.4
1987


0.26
1.42
1963
T
1954
1.15
1963

16.0
1963
11.5
1963


0.36
1.62
1992
T
1955
1.15
1992

29.2
1973
14.0
1962


0.50
1.72
1990
T
1972
1.33
1952

16.4
1947
10.0
1957


0.70
1.85
1973
0.01
1975
1.04
1990

13.5
1978
12.0
1990


0.55
2.58
1969
T
1980
1.04
1969

0.2
1983
0.2
1983


1.23
3.50
1968
0.03
1987
1.57
1971

T
1981
T
1981


1.13
3.28
1967
0.21
1980
1.08
1992

0.0

0.0



0.74
1.94
1959
T
1956
1.82
1959

4.2
1961
4.2
1961


0.68
2.37
1969
T
1983
1.27
1969

20.3
1969
15.5
1969


0.35
1.23
1991
T
1989
0.78
1985

19.8
1972
9.2
1985


0.36
1.52
1964
T
1980
0.93
1904

27.7
1967
15.8
1967


7.13
3.50
JUL 1968
T
NOV 1989
1.82
SEP 1959

29.2
MAR 1973
15.8
DEC 1967
WIND
Mean Speed (mph)
Prevailing Direction
through 1964
Fastest Mile
-Direction(!!)
-Speed(mph)
-Year
Peak Gust
-Direction(!!)
-Speed(mph)
-Date

1







8
9


6.3







SW
58
1987

6.1







NW
51
1986

10.2







SW
54
1991

11.9







SW
67
1986

12.1







SW
63
1988

10.2








59
1988

8.6








58
1992

8.1








48
1990

7.3







SW
54
1989

6.9







W
62
1985

5.8







SW
49
1985

5.0







23
54
1992

8.2







SW
67
APR 1986
(a) - Length of Record in Years, although individual months may be missing.
0.* or * - The value is between 0.0 and 0.05.
Normals - Based on the 1961 - 1990 record period.
Extremes - Dates are the most recent occurrence.
Wind Dir.- Numerals show tens of degrees clockwise from true north. "00" indicates calm.
Resultant Directions are given to whole degrees.