Weather History for Gillette, WY

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Month of September, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 96 °F 77 °F 37 °F
Mean Temperature 80 °F 63 °F 35 °F
Min Temperature 64 °F 49 °F 32 °F
Degree Days  
Heating Degree Days (base 65) 30 5 0 141
Cooling Degree Days (base 65) 15 3 0 93
Growing Degree Days (base 50) 28 14 0 411
Dew Point  
Dew Point 64 °F 46 °F 20 °F
Precipitation  
Precipitation 0.74 in 0.08 in 0.00 in 2.38 in
Snowdepth - - - -
Wind  
Wind 54 mph 10 mph 0 mph
Gust Wind 81 mph 26 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.27 in 29.88 in 29.42 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 13, 2013 Rise Set
Actual Time 6:39 AM MDT 7:15 PM MDT
Civil Twilight 6:09 AM MDT 7:45 PM MDT
Nautical Twilight 5:35 AM MDT 8:19 PM MDT
Astronomical Twilight 4:59 AM MDT 8:55 PM MDT
Moon 3:17 PM MDT (9/13) 12:01 AM MDT (9/13)
Length of Visible Light 13h 35m
Length of Day
12h 36m
Waxing Gibbous, 62% of the Moon is Illuminated
Sep 13
Waxing Gibbous
Sep 19
Full
Sep 26
Last Quarter
Oct 4
New
Oct 11
First Quarter

Weather History Calendar

Precipitation Actual month total 2.38 Normal Month Total: 1.19
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Clear
Actual:
88 | 45 0.00
Average:
81 | 49 0.04
Rain
Actual:
91 | 62 0.01
Average:
81 | 49 0.03
Scattered Clouds
Actual:
92 | 58 0.00
Average:
80 | 48 0.03
Scattered Clouds
Actual:
96 | 61 0.00
Average:
80 | 48 0.04
Clear
Actual:
96 | 58 0.00
Average:
79 | 48 0.04
Thunderstorm
Actual:
95 | 64 0.57
Average:
79 | 47 0.04
Clear
Actual:
91 | 59 0.00
Average:
78 | 47 0.03
Thunderstorm
Actual:
80 | 60 0.29
Average:
78 | 46 0.04
Partly Cloudy
Actual:
73 | 54 0.00
Average:
77 | 46 0.04
Clear
Actual:
76 | 50 0.00
Average:
77 | 46 0.03
Clear
Actual:
81 | 50 0.00
Average:
76 | 45 0.04
Scattered Clouds
Actual:
79 | 48 0.00
Average:
76 | 45 0.03
Partly Cloudy
Actual:
71 | 59 T
Average:
75 | 45 0.04
Mostly Cloudy
Actual:
73 | 55 0.00
Average:
74 | 44 0.03
Partly Cloudy
Actual:
70 | 54 0.00
Average:
74 | 44 0.03
Scattered Clouds
Actual:
82 | 51 0.00
Average:
73 | 43 0.03
Clear
Actual:
88 | 51 0.01
Average:
73 | 43 0.04
Thunderstorm
Actual:
78 | 45 0.18
Average:
72 | 43 0.03
Clear
Actual:
60 | 38 0.00
Average:
71 | 42 0.04
Clear
Actual:
76 | 39 0.00
Average:
71 | 42 0.05
Clear
Actual:
87 | 46 0.00
Average:
70 | 41 0.05
Scattered Clouds
Actual:
82 | 53 0.00
Average:
70 | 41 0.05
Rain
Actual:
67 | 41 0.17
Average:
69 | 41 0.05
Clear
Actual:
77 | 40 0.00
Average:
69 | 40 0.05
Thunderstorm
Actual:
62 | 47 0.06
Average:
68 | 40 0.05
Rain
Actual:
55 | 32 0.35
Average:
67 | 39 0.04
Snow
Actual:
37 | 32 0.74
Average:
67 | 39 0.05
Clear
Actual:
62 | 35 0.00
Average:
66 | 38 0.04
Clear
Actual:
68 | 49 0.00
Average:
66 | 38 0.04
Clear
Actual:
77 | 38 0.00
Average:
65 | 38 0.05
 

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

2013 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 67 45 44 40 38 71 44 17 30.09 30.01 29.94 10 10 10 23 7 28 0.00  
2 91 77 62 59 47 39 66 42 17 29.95 29.90 29.82 10 10 10 32 13 41 0.01 Rain
3 92 75 58 60 55 51 93 60 27 29.96 29.89 29.83 10 10 10 15 5 18 0.00  
4 96 79 61 60 55 46 78 49 19 30.03 29.97 29.91 10 10 10 22 4 25 0.00  
5 96 77 58 59 54 48 90 55 20 30.01 29.93 29.83 10 10 10 17 8 23 0.00  
6 95 80 64 61 54 43 76 48 19 30.11 29.95 29.83 10 8 0 54 8 81 0.57 Rain , Thunderstorm
7 91 75 59 63 59 52 90 59 27 29.98 29.91 29.85 10 10 10 17 5 22 0.00  
8 80 70 60 64 60 57 97 75 52 30.05 29.91 29.76 10 9 1 26 5 32 0.29 Rain , Thunderstorm
9 73 64 54 59 54 48 100 74 47 29.99 29.90 29.78 10 10 10 20 5 23 0.00  
10 76 63 50 52 48 43 86 59 31 30.10 30.06 29.99 10 10 10 9 3 14 0.00  
11 81 66 50 53 48 44 86 58 30 30.21 30.16 30.09 10 10 10 12 2 17 0.00  
12 79 64 48 55 49 45 93 62 30 30.26 30.19 30.09 10 10 10 18 7 25 0.00  
13 71 65 59 59 56 48 90 73 56 30.05 29.92 29.77 10 10 6 30 18 37 T  
14 73 64 55 59 56 53 97 73 49 30.11 29.91 29.76 10 10 5 18 9 24 0.00  
15 70 62 54 58 52 46 93 72 51 30.27 30.15 30.02 10 10 10 29 12 35 0.00  
16 82 67 51 53 50 46 89 60 30 30.12 29.94 29.77 10 10 10 31 17 38 0.00  
17 88 70 51 54 48 39 89 54 18 29.79 29.69 29.58 10 10 10 23 9 32 0.01  
18 78 62 45 55 48 41 100 66 32 29.88 29.69 29.58 10 9 1 40 13 49 0.18 Rain , Thunderstorm
19 60 49 38 41 38 35 96 68 40 30.17 30.09 29.89 10 10 10 25 11 39 0.00  
20 76 58 39 38 32 21 85 49 13 30.16 30.00 29.82 10 10 10 17 8 22 0.00  
21 87 67 46 31 27 20 50 30 10 29.80 29.66 29.51 10 10 10 22 10 33 0.00  
22 82 68 53 44 36 22 61 40 18 29.50 29.46 29.42 10 10 10 26 12 32 0.00  
23 67 54 41 50 43 34 93 62 31 29.94 29.73 29.45 10 10 6 26 12 35 0.17 Rain
24 77 59 40 39 34 25 86 51 15 29.97 29.82 29.60 10 10 10 22 12 28 0.00  
25 62 55 47 47 43 36 93 67 40 29.70 29.59 29.49 10 10 9 21 10 25 0.06 Rain , Thunderstorm
26 55 44 32 45 41 35 100 77 54 29.96 29.81 29.62 10 10 5 22 9 26 0.35 Rain
27 37 35 32 35 33 31 100 95 89 30.03 29.96 29.90 10 4 0 21 6 24 0.74 Fog , Snow
28 62 49 35 40 34 29 89 63 36 30.02 29.96 29.88 10 10 10 24 17 29 0.00  
29 68 59 49 38 36 35 66 49 32 29.85 29.70 29.60 10 10 10 35 20 40 0.00  
30 77 58 38 47 38 35 86 56 25 29.85 29.63 29.46 10 10 10 37 15 46 0.00