Weather History for Alamosa, CO

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Month of September, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 85 °F 75 °F 58 °F
Mean Temperature 67 °F 56 °F 48 °F
Min Temperature 50 °F 36 °F 25 °F
Degree Days  
Heating Degree Days (base 65) 17 9 0 284
Cooling Degree Days (base 65) 2 0 0 2
Growing Degree Days (base 50) 16 6 0 172
Dew Point  
Dew Point 55 °F 34 °F 7 °F
Precipitation  
Precipitation 0.85 in 0.05 in 0.00 in 1.10 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 38 mph 5 mph 0 mph
Gust Wind 48 mph 24 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.52 in 30.14 in 29.85 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 04, 2012 Rise Set
Actual Time 6:36 AM MDT 7:27 PM MDT
Civil Twilight 6:10 AM MDT 7:53 PM MDT
Nautical Twilight 5:38 AM MDT 8:24 PM MDT
Astronomical Twilight 5:06 AM MDT 8:57 PM MDT
Moon 9:28 PM MDT (9/4) 10:39 AM MDT (9/4)
Length of Visible Light 13h 43m
Length of Day
12h 50m
Waning Gibbous, 83% of the Moon is Illuminated
Sep 4
Waning Gibbous
Sep 8
Last Quarter
Sep 15
New
Sep 22
First Quarter
Sep 29
Full

Weather History Calendar

Precipitation Actual month total 1.10 Normal Month Total: 0.91
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Scattered Clouds
Actual:
85 | 45 0.00
Average:
77 | 43 0.04
Rain
Actual:
84 | 49 T
Average:
77 | 42 0.04
Thunderstorm
Actual:
82 | 44 0.09
Average:
77 | 42 0.03
Thunderstorm
Actual:
83 | 37 0.04
Average:
77 | 42 0.04
Scattered Clouds
Actual:
83 | 43 0.00
Average:
76 | 41 0.04
Clear
Actual:
84 | 32 0.00
Average:
76 | 41 0.03
Thunderstorm
Actual:
77 | 42 T
Average:
76 | 41 0.04
Partly Cloudy
Actual:
67 | 42 T
Average:
76 | 40 0.04
Fog
Actual:
75 | 33 0.00
Average:
75 | 40 0.03
Scattered Clouds
Actual:
78 | 40 0.00
Average:
75 | 39 0.04
Thunderstorm
Actual:
77 | 50 0.07
Average:
75 | 39 0.03
Thunderstorm
Actual:
58 | 45 0.85
Average:
74 | 39 0.03
Scattered Clouds
Actual:
66 | 40 0.00
Average:
74 | 38 0.03
Clear
Actual:
69 | 31 0.00
Average:
74 | 38 0.03
Clear
Actual:
76 | 31 0.00
Average:
73 | 37 0.03
Scattered Clouds
Actual:
78 | 32 0.00
Average:
73 | 37 0.03
Rain
Actual:
70 | 33 T
Average:
73 | 36 0.03
Fog
Actual:
71 | 25 0.00
Average:
72 | 36 0.03
Clear
Actual:
76 | 29 T
Average:
72 | 36 0.03
Clear
Actual:
76 | 31 0.00
Average:
72 | 35 0.02
Clear
Actual:
79 | 28 0.00
Average:
71 | 35 0.03
Clear
Actual:
79 | 30 0.00
Average:
71 | 34 0.03
Scattered Clouds
Actual:
77 | 33 0.00
Average:
71 | 34 0.03
Thunderstorm
Actual:
74 | 41 T
Average:
70 | 33 0.02
Rain
Actual:
68 | 34 0.02
Average:
70 | 33 0.03
Thunderstorm
Actual:
67 | 31 0.01
Average:
70 | 32 0.02
Scattered Clouds
Actual:
70 | 26 0.00
Average:
69 | 32 0.02
Clear
Actual:
71 | 27 0.00
Average:
69 | 32 0.03
Rain
Actual:
72 | 48 0.02
Average:
68 | 31 0.02
Scattered Clouds
Actual:
71 | 28 0.00
Average:
68 | 31 0.02
 

Calendar Legend

Sunny
Clear
Mostly Cloudy
Partly Sunny
Partly Cloudy
Mostly Sunny
Cloudy Rain Snow
Hail
Flurries
Thunderstorms Hazy
Fog
Sleet '?' denotes
'chance of'
Unknown

Daily Weather History & Observations

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 85 65 45 42 36 32 65 41 16 30.34 30.04 29.94 10 10 10 15 6 22 0.00  
2 84 67 49 48 43 39 71 47 23 30.35 30.06 29.97 10 10 9 28 7 36 T Rain
3 82 63 44 55 46 37 86 54 21 30.32 30.12 29.99 10 10 2 35 5 43 0.09 Rain , Thunderstorm
4 83 60 37 46 37 28 93 54 15 30.31 30.09 29.98 10 10 5 35 6 48 0.04 Rain , Thunderstorm
5 83 63 43 44 31 20 86 49 12 30.29 30.02 29.91 10 10 10 16 4 21 0.00  
6 84 58 32 36 28 20 75 43 11 30.13 30.02 29.94 10 10 10 13 4 18 0.00  
7 77 60 42 43 37 31 65 44 23 30.28 30.08 29.93 10 10 10 26 10 36 T Rain , Thunderstorm
8 67 55 42 46 43 40 83 63 42 30.34 30.25 30.17 10 10 10 16 7 22 T  
9 75 54 33 42 34 7 100 54 7 30.48 30.31 30.10 10 6 0 13 4 21 0.00 Fog
10 78 59 40 42 38 34 93 57 20 30.29 30.05 29.95 10 10 10 17 6 23 0.00  
11 77 64 50 53 46 40 77 52 27 30.23 30.00 29.86 10 10 5 33 7 39 0.07 Rain , Thunderstorm
12 58 52 45 52 48 42 100 89 77 30.43 30.17 29.93 10 8 0 18 6 23 0.85 Fog , Rain , Thunderstorm
13 66 53 40 44 40 32 100 66 32 30.41 30.35 30.28 10 10 10 14 4 20 0.00  
14 69 50 31 38 32 28 100 61 22 30.52 30.37 30.26 10 10 8 15 5 18 0.00  
15 76 54 31 35 28 12 85 47 9 30.47 30.23 30.10 10 10 10 12 3 14 0.00  
16 78 55 32 37 29 12 89 49 9 30.35 30.09 29.99 10 10 10 15 3 17 0.00  
17 70 52 33 40 32 22 92 55 18 30.26 30.08 29.96 10 10 8 29 8 37 T Rain
18 71 48 25 38 31 25 100 60 20 30.41 30.26 30.12 10 8 0 9 3 15 0.00 Fog
19 76 53 29 33 25 16 85 48 11 30.39 30.17 30.09 10 10 9 10 3 14 T  
20 76 54 31 28 22 12 72 41 9 30.36 30.13 30.03 10 10 10 14 4 18 0.00  
21 79 54 28 29 25 19 78 45 12 30.32 30.19 30.06 10 10 10 12 4 17 0.00  
22 79 55 30 29 23 15 75 42 9 30.40 30.21 30.08 10 10 10 21 6 26 0.00  
23 77 55 33 32 27 22 70 42 14 30.42 30.17 30.11 10 10 10 18 4 28 0.00  
24 74 58 41 42 36 30 89 56 22 30.32 30.10 29.99 10 9 2 38 7 45 T Rain , Thunderstorm
25 68 51 34 45 39 34 100 67 34 30.20 30.04 29.85 10 8 0 23 5 30 0.02 Fog , Rain
26 67 49 31 40 34 28 96 62 27 30.22 30.09 29.98 10 10 2 20 7 30 0.01 Rain , Thunderstorm
27 70 48 26 39 33 25 89 56 22 30.19 30.12 30.04 10 10 10 17 5 25 0.00  
28 71 49 27 40 32 25 92 56 20 30.27 30.13 30.02 10 10 10 16 4 23 0.00  
29 72 60 48 40 33 26 66 43 19 30.35 30.27 30.09 10 10 10 12 5 16 0.02 Rain
30 71 50 28 36 31 22 100 58 16 30.22 30.12 30.05 10 10 10 20 7 25 0.00