Change the Weather History Date:

Month of September, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 86 °F 76 °F 61 °F
Mean Temperature 70 °F 61 °F 54 °F
Min Temperature 57 °F 46 °F 37 °F
Degree Days  
Heating Degree Days (base 65) 12 5 0 144
Cooling Degree Days (base 65) 4 0 0 9
Growing Degree Days (base 50) 20 11 4 320
Dew Point  
Dew Point 54 °F 38 °F 17 °F
Precipitation  
Precipitation 0.58 in 0.04 in 0.00 in 1.11 in
Snowdepth - - - -
Wind  
Wind 24 mph 5 mph 0 mph
Gust Wind 36 mph 22 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.35 in 30.09 in 29.84 in

Monthly Weather History Graph

Monthly Weather History Graph

Search for Another Location

Airport or City:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

Sep. 15, 2011 Rise Set
Actual Time 6:52 AM MDT 7:18 PM MDT
Civil Twilight 6:26 AM MDT 7:45 PM MDT
Nautical Twilight 5:56 AM MDT 8:15 PM MDT
Astronomical Twilight 5:24 AM MDT 8:46 PM MDT
Moon 8:43 PM MDT (9/15) 9:57 AM MDT (9/15)
Length of Visible Light 13h 18m
Length of Day
12h 26m
Waning Gibbous, 90% of the Moon is Illuminated
Sep 15
Waning Gibbous
Sep 20
Last Quarter
Sep 27
New
Oct 3
First Quarter
Oct 11
Full

Daily Weather History & Observations

2011 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 84 68 51 52 46 38 86 52 20 30.17 30.00 29.88 10 10 10 18 6 33 0.00  
2 86 70 55 50 41 33 77 39 18 30.16 29.96 29.87 10 10 10 15 6 23 0.00 Thunderstorm
3 84 66 50 40 35 26 61 33 13 30.19 29.97 29.89 10 10 10 17 3 28 0.00 Thunderstorm
4 81 68 55 54 45 36 75 48 20 30.26 30.07 29.92 10 9 2 23 7 33 0.19 Rain , Thunderstorm
5 81 64 48 50 45 34 86 50 19 30.28 30.08 29.98 10 10 6 16 5 22 0.03 Rain
6 73 64 57 53 50 47 81 64 41 30.28 30.06 30.01 10 10 10 15 5 - 0.00 Rain
7 81 63 46 49 41 31 89 53 17 30.17 30.10 30.04 10 10 10 14 3 23 0.00  
8 77 62 48 45 40 34 80 48 22 30.23 30.13 30.03 10 10 10 10 6 - 0.00  
9 63 56 51 48 44 40 89 62 44 30.32 30.13 30.08 10 10 10 15 9 22 0.01 Rain , Thunderstorm
10 64 56 48 44 42 41 80 63 43 30.23 30.18 30.14 10 10 10 12 7 24 0.00 Rain
11 75 62 48 44 42 37 77 53 28 30.27 30.19 30.08 10 10 10 12 5 18 0.00  
12 75 62 50 51 44 35 96 59 27 30.33 30.21 30.12 10 10 8 16 7 23 0.03 Rain , Thunderstorm
13 73 60 48 49 44 41 77 59 35 30.30 30.15 30.06 10 10 10 15 5 31 0.00 Rain , Thunderstorm
14 62 54 45 49 47 40 100 85 52 30.28 30.15 30.02 10 7 2 12 3 16 0.58 Rain
15 61 54 46 49 47 45 97 78 59 30.22 30.11 30.00 10 9 2 17 5 17 0.10 Rain , Thunderstorm
16 64 56 48 50 48 46 97 78 54 30.22 30.08 29.98 10 9 3 16 3 31 0.12 Rain , Thunderstorm
17 66 55 46 49 45 38 100 75 41 30.26 30.13 30.02 10 10 10 24 5 36 0.05 Rain , Thunderstorm
18 73 55 37 43 38 34 93 55 25 30.27 30.18 30.12 10 10 10 14 5 20 0.00  
19 75 58 41 40 37 27 86 44 17 30.23 30.12 30.04 10 10 10 16 5 24 0.00  
20 78 60 41 37 34 28 79 42 17 30.18 30.05 29.96 10 10 10 17 5 23 0.00  
21 78 60 42 38 29 18 79 38 11 30.21 30.02 29.95 10 10 10 21 6 33 0.00  
22 78 58 39 34 27 17 70 33 10 30.18 30.10 30.03 10 10 10 15 6 18 0.00  
23 79 59 39 31 25 18 57 32 10 30.26 30.17 30.08 10 10 10 13 4 17 0.00  
24 80 59 39 34 28 18 70 37 10 30.17 30.04 29.95 10 10 10 14 5 17 0.00  
25 81 61 41 35 27 19 67 35 10 30.01 29.93 29.84 10 10 10 17 5 26 0.00  
26 81 60 41 31 27 24 58 30 13 30.05 29.97 29.89 10 10 10 15 4 17 0.00  
27 81 62 44 33 28 19 60 31 10 30.14 30.05 30.00 10 10 10 12 4 18 0.00  
28 82 65 48 35 29 23 58 30 11 30.13 30.04 29.95 10 10 10 17 5 24 0.00  
29 84 63 44 39 32 24 56 35 12 30.35 30.11 30.00 10 10 10 20 5 30 0.00 Thunderstorm
30 75 60 44 38 36 33 73 45 22 30.31 30.21 30.11 10 10 10 22 5 30 0.00