Weather History for South Pass, WY

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Month of September, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 71 °F 65 °F 46 °F
Mean Temperature 63 °F 55 °F 45 °F
Min Temperature 55 °F 46 °F 37 °F
Degree Days  
Heating Degree Days (base 65) 20 10 2 296
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 13 6 0 179
Dew Point  
Dew Point 46 °F 26 °F 3 °F
Precipitation  
Precipitation 0.13 in 0.01 in 0.00 in 0.18 in
Snowdepth - - - -
Wind  
Wind 25 mph 8 mph 0 mph
Gust Wind 39 mph 20 mph 9 mph
Sea Level Pressure  
Sea Level Pressure 30.57 in 30.29 in 30.09 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 10, 2012 Rise Set
Actual Time 6:50 AM MDT 7:32 PM MDT
Civil Twilight 6:21 AM MDT 8:01 PM MDT
Nautical Twilight 5:48 AM MDT 8:34 PM MDT
Astronomical Twilight 5:13 AM MDT 9:09 PM MDT
Moon 1:08 AM MDT (9/10) 4:09 PM MDT (9/10)
Length of Visible Light 13h 39m
Length of Day
12h 42m
Waning Crescent, 29% of the Moon is Illuminated
Sep 10
Waning Crescent
Sep 15
New
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter

Weather History Calendar

 
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Thunderstorm
Actual:
66 | 48 0.00
Average:
- | - -
Fog
Actual:
66 | 42 0.00
Average:
- | - -
Clear
Actual:
69 | 51 0.00
Average:
- | - -
Clear
Actual:
69 | 50 0.00
Average:
- | - -
Clear
Actual:
69 | 48 0.00
Average:
- | - -
Rain
Actual:
71 | 42 0.00
Average:
- | - -
Partly Cloudy
Actual:
60 | 41 0.00
Average:
- | - -
Clear
Actual:
69 | 44 0.00
Average:
- | - -
Clear
Actual:
71 | 51 0.00
Average:
- | - -
Thunderstorm
Actual:
71 | 53 0.13
Average:
- | - -
Clear
Actual:
64 | 44 0.00
Average:
- | - -
Clear
Actual:
59 | 39 0.00
Average:
- | - -
Clear
Actual:
66 | 41 0.00
Average:
- | - -
Clear
Actual:
69 | 51 0.00
Average:
- | - -
Clear
Actual:
71 | 55 0.00
Average:
- | - -
Rain
Actual:
66 | 44 0.00
Average:
- | - -
Thunderstorm
Actual:
57 | 37 0.00
Average:
- | - -
Clear
Actual:
68 | 44 0.00
Average:
- | - -
Clear
Actual:
68 | 50 0.00
Average:
- | - -
Clear
Actual:
68 | 48 0.00
Average:
- | - -
Clear
Actual:
68 | 50 0.00
Average:
- | - -
Clear
Actual:
69 | 50 0.00
Average:
- | - -
Rain
Actual:
69 | 51 0.00
Average:
- | - -
Thunderstorm
Actual:
62 | 46 0.01
Average:
- | - -
Thunderstorm
Actual:
57 | 44 0.04
Average:
- | - -
Thunderstorm
Actual:
53 | 42 0.00
Average:
- | - -
Thunderstorm
Actual:
57 | 42 0.00
Average:
- | - -
Thunderstorm
Actual:
62 | 46 0.00
Average:
- | - -
Partly Cloudy
Actual:
59 | 46 0.00
Average:
- | - -
Scattered Clouds
Actual:
64 | 44 0.00
Average:
- | - -
 

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 66 58 48 46 43 36 87 64 32 30.26 30.22 30.17 10.0 9.8 5.0 25 14 34 0.00 Rain , Thunderstorm
2 66 54 42 45 32 19 100 48 20 30.31 30.28 30.24 10.0 9.6 0.2 20 12 31 0.00 Fog
3 69 60 51 32 24 14 47 28 12 30.32 30.29 30.25 10.0 10.0 10.0 21 7 31 0.00  
4 69 60 50 27 20 12 38 22 12 30.30 30.26 30.21 10.0 10.0 10.0 21 7 31 0.00  
5 69 58 48 21 15 10 34 20 10 30.30 30.24 30.18 10.0 10.0 10.0 22 10 32 0.00  
6 71 56 42 41 23 12 93 33 15 30.30 30.21 30.16 10.0 10.0 7.0 22 9 36 0.00 Rain
7 60 50 41 41 36 32 87 60 36 30.47 30.38 30.29 10.0 10.0 10.0 13 5 16 0.00  
8 69 56 44 32 26 18 61 33 15 30.49 30.45 30.40 10.0 10.0 10.0 10 5 17 0.00  
9 71 61 51 32 20 10 34 21 9 30.39 30.29 30.20 10.0 10.0 10.0 18 7 26 0.00  
10 71 63 53 46 36 32 67 41 25 30.21 30.15 30.11 10.0 10.0 10.0 22 13 39 0.13 Rain , Thunderstorm
11 64 55 44 41 32 10 76 46 14 30.23 30.13 30.10 10.0 10.0 10.0 21 7 32 0.00  
12 59 49 39 28 24 16 61 42 22 30.45 30.31 30.23 10.0 10.0 10.0 17 11 25 0.00  
13 66 54 41 16 12 9 36 17 11 30.57 30.54 30.45 10.0 10.0 10.0 14 6 21 0.00  
14 69 60 51 19 12 9 28 16 9 30.57 30.48 30.40 10.0 10.0 10.0 16 5 23 0.00  
15 71 63 55 14 8 3 17 12 7 30.40 30.35 30.30 10.0 10.0 10.0 21 8 25 0.00  
16 66 55 44 34 20 9 66 27 13 30.30 30.27 30.21 10.0 10.0 10.0 23 8 31 0.00 Rain
17 57 47 37 34 32 28 87 58 38 30.29 30.26 30.23 10.0 10.0 7.0 15 7 - 0.00 Thunderstorm
18 68 56 44 28 23 21 46 29 17 30.32 30.28 30.23 10.0 10.0 10.0 20 5 25 0.00  
19 68 59 50 23 20 16 32 23 15 30.36 30.31 30.26 10.0 10.0 10.0 16 8 22 0.00  
20 68 58 48 25 22 19 37 27 16 30.34 30.31 30.28 10.0 10.0 10.0 18 12 22 0.00  
21 68 59 50 27 22 21 35 27 17 30.38 30.34 30.31 10.0 9.6 7.0 17 9 16 0.00  
22 69 60 50 27 19 9 40 23 12 30.38 30.34 30.30 10.0 10.0 10.0 12 7 26 0.00  
23 69 60 51 37 20 9 58 24 14 30.31 30.28 30.25 10.0 10.0 10.0 22 6 30 0.00 Rain
24 62 54 46 41 36 32 81 52 32 30.26 30.18 30.11 10.0 10.0 10.0 20 7 23 0.01 Rain , Thunderstorm
25 57 50 44 43 39 36 93 72 48 30.16 30.11 30.09 10.0 9.8 4.0 15 6 21 0.04 Rain , Thunderstorm
26 53 48 42 43 38 36 93 71 54 30.25 30.19 30.14 10.0 10.0 10.0 12 3 17 0.00 Thunderstorm
27 57 50 42 43 38 36 87 66 48 30.29 30.26 30.23 10.0 10.0 10.0 8 5 - 0.00 Thunderstorm
28 62 54 46 41 32 18 71 47 19 30.29 30.24 30.19 10.0 10.0 10.0 17 8 22 0.00 Thunderstorm
29 59 52 46 34 31 27 62 46 29 30.32 30.25 30.21 10.0 10.0 10.0 20 7 26 0.00  
30 64 54 44 34 29 27 58 41 26 30.40 30.33 30.28 10.0 10.0 10.0 21 11 26 0.00