Weather History for Casper, WY

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Month of January, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 49 °F 32 °F -2 °F
Mean Temperature 42 °F 24 °F -8 °F
Min Temperature 35 °F 14 °F -24 °F
Degree Days  
Heating Degree Days (base 65) 73 41 23 1286
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 34 °F 14 °F -30 °F
Precipitation  
Precipitation 0.20 in 0.02 in 0.00 in 0.44 in
Snowdepth 9.0 in 3.5 in 0.0 in -
Wind  
Wind 37 mph 16 mph 0 mph
Gust Wind 45 mph 30 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.73 in 30.06 in 29.54 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Jan. 04, 2011 Rise Set
Actual Time 7:36 AM MST 4:44 PM MST
Civil Twilight 7:04 AM MST 5:16 PM MST
Nautical Twilight 6:29 AM MST 5:52 PM MST
Astronomical Twilight 5:55 AM MST 6:26 PM MST
Moon 7:47 AM MST (1/4) 5:22 PM MST (1/4)
Length of Visible Light 10h 11m
Length of Day
9h 07m
New Moon, 0% of the Moon is Illuminated
Jan 4
New Moon
Jan 12
First Quarter
Jan 19
Full
Jan 26
Last Quarter
Feb 2
New

Weather History Calendar

Precipitation Actual month total 0.44 Normal Month Total: 0.58
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Scattered Clouds
Actual:
10 | 0 0.00
Average:
32 | 12 0.02
Scattered Clouds
Actual:
22 | 10 0.00
Average:
32 | 12 0.02
Clear
Actual:
22 | 8 0.00
Average:
32 | 12 0.02
Scattered Clouds
Actual:
24 | 17 0.00
Average:
32 | 12 0.02
Partly Cloudy
Actual:
32 | 21 0.00
Average:
32 | 12 0.02
Clear
Actual:
35 | 26 0.00
Average:
32 | 12 0.01
Fog
Actual:
36 | 26 0.00
Average:
32 | 12 0.01
Snow
Actual:
38 | 24 0.03
Average:
32 | 12 0.01
Snow
Actual:
24 | -15 0.20
Average:
32 | 12 0.01
Fog
Actual:
8 | -24 T
Average:
32 | 12 0.02
Partly Cloudy
Actual:
10 | -12 0.00
Average:
32 | 12 0.02
Clear
Actual:
32 | -12 0.00
Average:
32 | 12 0.02
Partly Cloudy
Actual:
39 | 31 0.00
Average:
32 | 12 0.02
Scattered Clouds
Actual:
40 | 28 0.00
Average:
32 | 12 0.02
Scattered Clouds
Actual:
42 | 30 0.00
Average:
32 | 12 0.02
Clear
Actual:
46 | 27 0.00
Average:
32 | 12 0.02
Rain
Actual:
48 | 30 0.02
Average:
32 | 12 0.02
Partly Cloudy
Actual:
42 | 28 0.00
Average:
32 | 12 0.02
Snow
Actual:
29 | 13 0.08
Average:
32 | 12 0.02
Partly Cloudy
Actual:
30 | 8 0.02
Average:
32 | 12 0.02
Scattered Clouds
Actual:
38 | 18 0.00
Average:
32 | 12 0.02
Snow
Actual:
38 | 12 0.02
Average:
32 | 12 0.02
Snow
Actual:
36 | 13 T
Average:
32 | 12 0.02
Clear
Actual:
34 | 10 T
Average:
33 | 12 0.02
Snow
Actual:
36 | 24 T
Average:
33 | 12 0.02
Scattered Clouds
Actual:
39 | 21 0.00
Average:
33 | 13 0.02
Scattered Clouds
Actual:
42 | 28 0.00
Average:
33 | 13 0.02
Clear
Actual:
49 | 35 0.00
Average:
33 | 13 0.02
Clear
Actual:
43 | 28 0.00
Average:
33 | 13 0.02
Snow
Actual:
39 | 9 0.05
Average:
33 | 13 0.02
Snow
Actual:
-2 | -13 0.02
Average:
34 | 13 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

2011 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Jan high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 10 5 0 0 -4 -8 75 66 57 30.20 30.15 30.07 10 9 4 31 22 39 0.00  
2 22 16 10 10 6 1 67 60 52 30.14 30.07 29.90 10 8 3 36 22 43 0.00  
3 22 15 8 9 6 2 73 65 57 30.17 30.12 30.05 10 10 10 24 13 31 0.00  
4 24 21 17 11 9 6 67 61 55 30.09 30.04 30.01 10 10 10 30 22 38 0.00  
5 32 27 21 18 14 9 63 59 55 30.19 30.11 30.01 10 10 10 28 22 38 0.00  
6 35 31 26 22 18 14 63 57 51 30.21 30.11 30.02 10 10 10 33 25 43 0.00  
7 36 31 26 27 24 21 92 77 61 30.16 30.03 29.78 10 8 0 22 10 - 0.00 Fog
8 38 31 24 26 24 21 85 72 59 29.75 29.65 29.54 10 9 2 24 18 35 0.03 Rain , Snow
9 24 5 -15 21 4 -17 92 84 76 30.29 29.90 29.69 10 4 0 15 9 - 0.20 Fog , Snow
10 8 -8 -24 -1 -17 -30 87 78 69 30.66 30.27 30.01 10 8 1 16 5 - T Fog
11 10 -1 -12 0 -10 -17 86 75 63 30.73 30.50 30.20 10 8 1 16 10 - 0.00  
12 32 10 -12 21 10 -4 71 58 45 30.54 30.35 30.20 10 10 8 30 19 41 0.00  
13 39 35 31 27 25 21 70 66 61 30.25 30.14 30.02 10 10 8 31 22 41 0.00  
14 40 34 28 28 25 23 78 66 54 30.25 30.17 30.07 10 10 10 23 16 33 0.00  
15 42 36 30 29 26 24 75 65 55 30.19 30.12 30.04 10 10 10 25 15 37 0.00  
16 46 37 27 31 27 21 78 68 58 29.99 29.80 29.64 10 10 10 31 20 44 0.00  
17 48 39 30 34 31 27 92 71 49 29.80 29.69 29.61 10 10 10 27 14 36 0.02 Rain
18 42 35 28 27 24 21 85 65 45 29.96 29.88 29.77 10 10 10 16 9 21 0.00  
19 29 21 13 24 18 10 92 80 68 30.35 29.98 29.72 10 4 0 16 7 - 0.08 Fog , Snow
20 30 19 8 16 11 3 92 69 46 30.38 30.14 29.91 10 10 10 37 18 45 0.02  
21 38 28 18 22 17 10 74 59 44 30.10 29.97 29.67 10 10 10 27 15 41 0.00  
22 38 25 12 26 20 9 88 70 52 30.20 29.88 29.60 10 8 0 29 17 44 0.02 Fog , Snow
23 36 25 13 25 16 11 88 66 43 30.11 29.98 29.90 10 8 1 32 21 40 T Snow
24 34 22 10 18 14 7 84 66 47 30.30 30.20 30.13 10 10 10 23 15 33 T  
25 36 30 24 25 20 11 78 64 49 30.27 30.16 30.01 10 9 2 22 17 31 T Snow
26 39 30 21 24 21 18 92 72 51 30.33 30.22 30.15 10 10 10 31 18 39 0.00  
27 42 35 28 22 20 18 63 54 44 30.25 30.16 30.07 10 10 10 27 22 38 0.00  
28 49 42 35 23 21 19 56 47 37 30.04 29.95 29.79 10 10 10 31 22 40 0.00  
29 43 36 28 25 21 17 72 44 16 30.00 29.89 29.76 10 10 10 22 9 30 0.00  
30 39 24 9 25 20 10 92 70 48 30.03 29.91 29.82 10 7 1 15 11 23 0.05 Snow
31 -2 -7 -13 -8 -12 -17 83 77 71 30.73 30.29 30.04 10 6 2 15 11 - 0.02 Snow