History for Casper, WY

Month of December, 2011 — View Current Conditions
Month of December, 2011
« Previous Month
Next Month »
Daily Weekly Monthly Custom
  Max Avg Min Sum
Temperature
Max Temperature 50 °F 33 °F 10 °F
Mean Temperature 36 °F 24 °F 2 °F
Min Temperature 29 °F 15 °F -7 °F
Degree Days
Heating Degree Days (base 65) 63 41 29 1263
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point
Dew Point 31 °F 14 °F -10 °F
Precipitation
Precipitation 0.38 in 0.03 in 0.00 in 0.71 in
Snowdepth 3.0 in 1.0 in 0.0 in -
Wind
Wind 40 mph 15 mph 0 mph
Gust Wind 53 mph 31 mph 17 mph
Sea Level Pressure
Sea Level Pressure 30.67 in 30.17 in 29.48 in
Monthly Graph
Certify This Report
History Location
Airport:
 
Trip Planner
Search our historical database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it will be!
Date:
Astronomy
May. 25, 2013 Rise Set
Actual Time 7:27 AM MST 4:31 PM MST
Civil Twilight 6:55 AM MST 5:03 PM MST
Nautical Twilight 6:19 AM MST 5:39 PM MST
Astronomical Twilight 5:45 AM MST 6:13 PM MST
Moon 6:46 PM MST (12/12) 9:00 AM MST (12/12)
Length Of Visible Light 10h 08m
Length of Day
9h 04m
Waning Gibbous, 95% of the Moon is Illuminated
Dec 12
Waning Gibbous
Dec 17
Last Quarter
Dec 24
New
Dec 31
First Quarter
Jan 9
Full
Visit Astronomy
Monthly Calendar Overview
Print This Calendar Precipitation: Actual month total 0.71 Normal month total 0.49
« Previous Month « 2010 December 2011 2012 » Next Month »
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
1 Snow
Actual: 27 | 9
Precip: 0.07
Average: 37 | 16
Precip: 0.02
2 Snow
Actual: 30 | 11
Precip: 0.03
Average: 36 | 15
Precip: 0.01
3 Snow
Actual: 22 | 6
Precip: T
Average: 36 | 15
Precip: 0.02
4 Snow
Actual: 20 | 7
Precip: 0.03
Average: 35 | 15
Precip: 0.02
5 Snow
Actual: 10 | -7
Precip: T
Average: 35 | 15
Precip: 0.02
6 Clear
Actual: 23 | 7
Precip: 0.00
Average: 35 | 14
Precip: 0.01
7 Scattered Clouds
Actual: 31 | 20
Precip: 0.00
Average: 35 | 14
Precip: 0.02
8 Fog
Actual: 27 | 13
Precip: 0.00
Average: 34 | 14
Precip: 0.01
9 Partly Cloudy
Actual: 31 | 19
Precip: 0.00
Average: 34 | 14
Precip: 0.02
10 Clear
Actual: 37 | 20
Precip: 0.00
Average: 34 | 14
Precip: 0.02
11 Clear
Actual: 38 | 17
Precip: 0.00
Average: 34 | 13
Precip: 0.01
12 Scattered Clouds
Actual: 35 | 8
Precip: 0.00
Average: 34 | 13
Precip: 0.02
13 Scattered Clouds
Actual: 39 | 11
Precip: 0.00
Average: 34 | 13
Precip: 0.01
14 Partly Cloudy
Actual: 35 | 18
Precip: T
Average: 34 | 13
Precip: 0.02
15 Scattered Clouds
Actual: 35 | 18
Precip: 0.00
Average: 34 | 13
Precip: 0.01
16 Clear
Actual: 32 | 15
Precip: 0.00
Average: 33 | 13
Precip: 0.02
17 Clear
Actual: 38 | 26
Precip: 0.00
Average: 33 | 13
Precip: 0.01
18 Clear
Actual: 45 | 18
Precip: 0.00
Average: 33 | 13
Precip: 0.02
19 Fog
Actual: 32 | 15
Precip: T
Average: 33 | 13
Precip: 0.01
20 Clear
Actual: 35 | 15
Precip: 0.00
Average: 34 | 13
Precip: 0.02
21 Snow
Actual: 30 | 22
Precip: 0.20
Average: 34 | 13
Precip: 0.01
22 Fog
Actual: 22 | 6
Precip: T
Average: 34 | 13
Precip: 0.02
23 Clear
Actual: 26 | 14
Precip: 0.00
Average: 34 | 13
Precip: 0.02
24 Clear
Actual: 30 | 18
Precip: 0.00
Average: 34 | 13
Precip: 0.01
25 Clear
Actual: 38 | 19
Precip: 0.00
Average: 34 | 13
Precip: 0.02
26 Clear
Actual: 37 | 17
Precip: 0.00
Average: 34 | 13
Precip: 0.01
27 Scattered Clouds
Actual: 37 | 16
Precip: 0.00
Average: 34 | 13
Precip: 0.02
28 Scattered Clouds
Actual: 42 | 29
Precip: 0.00
Average: 34 | 13
Precip: 0.01
29 Snow
Actual: 48 | 23
Precip: T
Average: 34 | 13
Precip: 0.02
30 Clear
Actual: 50 | 22
Precip: 0.00
Average: 34 | 13
Precip: 0.02
31 Snow
Actual: 43 | 10
Precip: 0.38
Average: 35 | 14
Precip: 0.01
 
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 Observations
2011 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Dec high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 27 18 9 22 15 5 84 76 67 30.67 30.44 30.19 10 4 1 24 14 38 0.07 Snow
2 30 21 11 25 15 5 88 69 50 30.20 30.03 29.89 10 7 2 28 19 48 0.03 Snow
3 22 14 6 16 9 1 84 73 61 30.30 30.20 30.07 10 9 3 13 7 - T Snow
4 20 14 7 15 8 0 84 73 61 30.59 30.27 30.11 10 6 0 27 10 31 0.03 Snow
5 10 2 -7 1 -4 -10 82 72 62 30.62 30.49 30.20 10 10 5 18 11 - T Snow
6 23 15 7 9 4 -4 63 57 51 30.32 30.26 30.19 10 10 10 31 24 41 0.00  
7 31 26 20 16 12 8 74 62 49 30.29 30.20 30.06 10 10 10 31 19 41 0.00  
8 27 20 13 18 15 11 92 80 68 30.29 30.19 30.08 10 7 0 18 7 23 0.00 Fog
9 31 25 19 14 12 10 73 60 47 30.41 30.33 30.19 10 10 10 20 13 28 0.00  
10 37 29 20 19 15 12 67 56 44 30.39 30.25 30.06 10 10 10 25 18 40 0.00  
11 38 28 17 19 16 12 73 60 47 30.03 29.98 29.90 10 10 10 24 14 36 0.00  
12 35 22 8 18 12 4 88 68 47 30.18 30.10 29.97 10 10 10 8 1 9 0.00  
13 39 25 11 26 19 6 88 70 52 30.10 29.96 29.83 10 10 10 20 10 28 0.00  
14 35 27 18 21 18 13 84 70 56 30.20 29.98 29.78 10 10 10 22 13 30 T  
15 35 27 18 19 16 12 84 66 47 30.30 30.21 30.08 10 10 10 23 14 29 0.00  
16 32 24 15 15 14 10 77 63 49 30.45 30.39 30.22 10 10 10 24 14 31 0.00  
17 38 32 26 18 16 13 57 51 44 30.45 30.36 30.21 10 10 10 25 18 36 0.00  
18 45 32 18 18 16 13 77 55 33 30.17 30.02 29.89 10 10 10 30 17 39 0.00  
19 32 24 15 25 19 11 92 73 53 30.35 30.21 30.05 10 8 0 16 10 23 T Fog
20 35 25 15 18 16 13 84 66 47 30.19 29.97 29.78 10 10 10 30 19 43 0.00  
21 30 26 22 25 21 17 92 75 58 30.30 29.93 29.76 10 3 0 31 17 39 0.20 Fog , Snow
22 22 14 6 18 9 3 92 76 59 30.51 30.38 30.18 10 9 0 20 12 30 T Fog
23 26 20 14 10 7 2 59 55 50 30.48 30.43 30.30 10 10 10 31 24 40 0.00  
24 30 24 18 10 7 4 50 48 45 30.58 30.51 30.37 10 10 10 25 19 38 0.00  
25 38 29 19 19 14 7 55 50 44 30.57 30.33 29.96 10 10 10 30 18 44 0.00  
26 37 27 17 18 12 8 68 53 38 30.30 30.13 29.94 10 10 10 28 15 44 0.00  
27 37 27 16 19 15 10 67 55 43 30.13 30.08 29.98 10 10 10 28 17 37 0.00  
28 42 36 29 30 22 16 70 58 45 30.08 30.01 29.88 10 10 10 32 24 44 0.00  
29 48 36 23 31 26 15 75 61 46 29.97 29.79 29.59 10 9 1 40 19 53 T Snow
30 50 36 22 29 23 14 68 57 45 29.98 29.77 29.51 10 10 10 30 20 44 0.00  
31 43 27 10 27 18 3 92 70 47 30.45 29.96 29.48 10 7 0 36 14 48 0.38 Fog , Snow
Comma Delimited File