Weather History for Lander, WY

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Month of September, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 88 °F 77 °F 56 °F
Mean Temperature 71 °F 62 °F 51 °F
Min Temperature 54 °F 47 °F 34 °F
Degree Days  
Heating Degree Days (base 65) 14 4 0 107
Cooling Degree Days (base 65) 6 1 0 24
Growing Degree Days (base 50) 21 12 1 369
Dew Point  
Dew Point 54 °F 34 °F 10 °F
Precipitation  
Precipitation 0.32 in 0.03 in 0.00 in 0.66 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 25 mph 5 mph 0 mph
Gust Wind 38 mph 23 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.43 in 30.04 in 29.61 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 16, 2011 Rise Set
Actual Time 6:55 AM MDT 7:23 PM MDT
Civil Twilight 6:27 AM MDT 7:51 PM MDT
Nautical Twilight 5:53 AM MDT 8:25 PM MDT
Astronomical Twilight 5:19 AM MDT 8:59 PM MDT
Moon 9:07 PM MDT 11:11 AM MDT
Length of Visible Light 13h 24m
Length of Day
12h 27m
Waning Gibbous, 84% of the Moon is Illuminated
Sep 16
Waning Gibbous
Sep 20
Last Quarter
Sep 27
New
Oct 3
First Quarter
Oct 11
Full

Weather History Calendar

Precipitation Actual month total 0.66 Normal Month Total: 1.05
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Clear
Actual:
88 | 54 T
Average:
80 | 50 0.02
Clear
Actual:
85 | 46 0.00
Average:
80 | 50 0.02
Clear
Actual:
70 | 43 0.00
Average:
79 | 50 0.02
Clear
Actual:
77 | 42 0.00
Average:
79 | 49 0.02
Scattered Clouds
Actual:
86 | 47 T
Average:
78 | 49 0.03
Rain
Actual:
65 | 53 0.27
Average:
78 | 48 0.02
Thunderstorm
Actual:
77 | 51 0.03
Average:
77 | 48 0.03
Clear
Actual:
78 | 45 0.00
Average:
77 | 48 0.03
Clear
Actual:
78 | 49 0.00
Average:
76 | 47 0.03
Clear
Actual:
80 | 47 T
Average:
76 | 47 0.03
Scattered Clouds
Actual:
83 | 47 0.00
Average:
75 | 46 0.03
Thunderstorm
Actual:
79 | 51 0.00
Average:
75 | 46 0.03
Thunderstorm
Actual:
79 | 52 T
Average:
74 | 46 0.04
Thunderstorm
Actual:
56 | 47 0.32
Average:
74 | 45 0.03
Partly Cloudy
Actual:
71 | 46 0.00
Average:
73 | 45 0.03
Rain
Actual:
79 | 44 T
Average:
73 | 44 0.04
Rain
Actual:
71 | 49 0.04
Average:
72 | 44 0.03
Clear
Actual:
74 | 42 0.00
Average:
72 | 43 0.04
Scattered Clouds
Actual:
77 | 43 0.00
Average:
71 | 43 0.04
Scattered Clouds
Actual:
62 | 41 0.00
Average:
70 | 43 0.04
Clear
Actual:
67 | 34 0.00
Average:
70 | 42 0.04
Clear
Actual:
79 | 38 0.00
Average:
69 | 42 0.05
Clear
Actual:
83 | 48 0.00
Average:
69 | 41 0.04
Clear
Actual:
84 | 53 0.00
Average:
68 | 41 0.05
Clear
Actual:
85 | 48 0.00
Average:
68 | 40 0.04
Clear
Actual:
82 | 49 0.00
Average:
67 | 40 0.05
Clear
Actual:
85 | 48 0.00
Average:
67 | 40 0.05
Clear
Actual:
86 | 51 0.00
Average:
66 | 39 0.04
Clear
Actual:
68 | 47 0.00
Average:
66 | 39 0.05
Clear
Actual:
83 | 41 0.00
Average:
65 | 38 0.04
 

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

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 88 71 54 45 35 10 62 34 5 29.97 29.77 29.61 10 10 10 25 7 37 T  
2 85 66 46 46 34 14 86 47 7 30.00 29.90 29.77 10 10 8 15 6 - 0.00  
3 70 57 43 34 30 28 62 42 22 30.22 30.14 30.04 10 10 10 9 5 17 0.00  
4 77 60 42 34 30 26 62 41 19 30.23 30.11 29.99 10 10 10 9 5 - 0.00  
5 86 67 47 39 28 16 46 27 8 30.11 29.94 29.84 10 10 10 21 5 27 T  
6 65 59 53 54 50 42 100 76 51 30.31 30.18 29.94 10 8 2 14 8 30 0.27 Rain
7 77 64 51 47 40 36 66 44 22 30.43 30.29 30.22 10 10 7 13 5 16 0.03 Rain , Thunderstorm
8 78 62 45 42 38 34 66 43 20 30.32 30.23 30.13 10 10 10 13 5 - 0.00  
9 78 64 49 39 34 27 56 36 15 30.19 30.12 30.06 10 10 10 13 5 16 0.00  
10 80 64 47 37 32 28 54 35 16 30.14 30.07 29.99 10 10 10 14 6 - T  
11 83 65 47 38 35 31 56 36 16 30.16 29.99 29.88 10 10 10 10 5 - 0.00  
12 79 65 51 43 39 34 59 40 20 30.21 30.05 29.95 10 10 9 20 7 36 0.00 Thunderstorm
13 79 66 52 46 40 36 68 45 21 30.22 30.07 29.96 10 10 10 10 3 - T Thunderstorm
14 56 52 47 48 45 40 93 76 59 30.25 30.14 30.03 10 8 1 10 6 - 0.32 Rain , Thunderstorm
15 71 59 46 47 42 33 93 62 31 30.16 29.97 29.81 10 9 5 8 4 12 0.00  
16 79 62 44 44 39 34 76 48 19 29.85 29.77 29.66 10 10 10 18 5 29 T Rain
17 71 60 49 48 35 21 77 47 16 30.01 29.84 29.73 10 10 5 17 8 29 0.04 Rain
18 74 58 42 34 28 21 53 35 16 30.12 30.06 30.01 10 10 10 10 4 - 0.00  
19 77 60 43 37 32 28 65 42 18 30.11 30.00 29.85 10 10 10 23 9 38 0.00  
20 62 52 41 37 29 26 66 48 29 30.22 30.15 30.06 10 10 10 13 5 - 0.00  
21 67 51 34 28 26 23 64 42 20 30.22 30.17 30.12 10 10 10 12 4 - 0.00  
22 79 59 38 33 26 20 60 36 11 30.21 30.12 30.03 10 10 10 14 3 - 0.00  
23 83 66 48 34 28 25 42 28 13 30.19 30.08 29.99 10 10 10 14 5 - 0.00  
24 84 69 53 34 29 25 39 26 12 30.06 29.97 29.89 10 10 10 14 3 18 0.00  
25 85 67 48 37 29 23 56 35 13 29.91 29.80 29.69 10 10 8 18 6 24 0.00  
26 82 66 49 38 30 22 35 26 17 29.98 29.88 29.74 10 10 10 14 5 23 0.00  
27 85 67 48 37 29 23 46 28 10 30.06 29.97 29.88 10 10 10 12 4 18 0.00  
28 86 69 51 38 30 25 39 25 11 30.12 29.97 29.88 10 10 10 10 4 16 0.00  
29 68 58 47 39 33 30 60 42 24 30.35 30.24 30.15 10 10 10 10 4 - 0.00  
30 83 62 41 35 31 26 62 38 13 30.19 30.07 29.94 10 10 10 13 4 - 0.00