History for Butte, MT

Month of December, 2012 — View Current Conditions
Month of December, 2012
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Daily Weekly Monthly Custom
  Max Avg Min Sum
Temperature
Max Temperature 48 °F 29 °F 17 °F
Mean Temperature 39 °F 20 °F 5 °F
Min Temperature 30 °F 10 °F -9 °F
Degree Days
Heating Degree Days (base 65) 60 45 26 1403
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point
Dew Point 35 °F 13 °F -12 °F
Precipitation
Precipitation 0.09 in 0.02 in 0.00 in 0.30 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind
Wind 32 mph 4 mph 0 mph
Gust Wind 40 mph 22 mph 16 mph
Sea Level Pressure
Sea Level Pressure 30.56 in 29.96 in 29.23 in
Monthly Graph
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Date:
Astronomy
May. 24, 2013 Rise Set
Actual Time 8:11 AM MST 4:54 PM MST
Civil Twilight 7:37 AM MST 5:28 PM MST
Nautical Twilight 6:59 AM MST 6:06 PM MST
Astronomical Twilight 6:23 AM MST 6:42 PM MST
Moon 7:38 PM MST (12/30) 9:14 AM MST (12/30)
Length Of Visible Light 9h 51m
Length of Day
8h 42m
Waning Gibbous, 95% of the Moon is Illuminated
Dec 30
Waning Gibbous
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter
Jan 26
Full
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Monthly Calendar Overview
Print This Calendar Precipitation: Actual month total 0.30 Normal month total 0.51
« Previous Month « 2011 December 2012 2013 » Next Month »
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
1 Rain
Actual: 48 | 30
Precip: 0.05
Average: 32 | 8
Precip: 0.02
2 Snow
Actual: 48 | 27
Precip: 0.09
Average: 31 | 8
Precip: 0.02
3 Scattered Clouds
Actual: 37 | 23
Precip: 0.00
Average: 31 | 7
Precip: 0.01
4 Partly Cloudy
Actual: 42 | 23
Precip: 0.00
Average: 31 | 7
Precip: 0.02
5 Partly Cloudy
Actual: 46 | 28
Precip: T
Average: 30 | 7
Precip: 0.02
6 Snow
Actual: 31 | 18
Precip: T
Average: 30 | 6
Precip: 0.02
7 Snow
Actual: 31 | 16
Precip: 0.02
Average: 30 | 6
Precip: 0.01
8 Snow
Actual: 24 | 1
Precip: T
Average: 30 | 6
Precip: 0.02
9 Snow
Actual: 21 | -7
Precip: T
Average: 29 | 6
Precip: 0.02
10 Snow
Actual: 30 | 19
Precip: 0.03
Average: 29 | 5
Precip: 0.01
11 Mostly Cloudy
Actual: 37 | 23
Precip: 0.00
Average: 29 | 5
Precip: 0.02
12 Snow
Actual: 32 | 15
Precip: 0.05
Average: 29 | 5
Precip: 0.01
13 Fog
Actual: 25 | 0
Precip: 0.00
Average: 29 | 5
Precip: 0.02
14 Snow
Actual: 26 | 2
Precip: T
Average: 29 | 5
Precip: 0.01
15 Fog
Actual: 23 | 6
Precip: 0.00
Average: 29 | 5
Precip: 0.02
16 Snow
Actual: 27 | 11
Precip: T
Average: 29 | 5
Precip: 0.01
17 Snow
Actual: 33 | 18
Precip: T
Average: 29 | 5
Precip: 0.02
18 Partly Cloudy
Actual: 21 | -3
Precip: 0.00
Average: 29 | 4
Precip: 0.02
19 Scattered Clouds
Actual: 21 | -9
Precip: 0.00
Average: 29 | 4
Precip: 0.01
20 Clear
Actual: 29 | 3
Precip: 0.00
Average: 29 | 5
Precip: 0.02
21 Scattered Clouds
Actual: 32 | 6
Precip: 0.00
Average: 29 | 5
Precip: 0.02
22 Partly Cloudy
Actual: 36 | 5
Precip: 0.00
Average: 29 | 5
Precip: 0.01
23 Snow
Actual: 32 | 10
Precip: T
Average: 29 | 5
Precip: 0.02
24 Snow
Actual: 24 | 6
Precip: 0.06
Average: 29 | 5
Precip: 0.01
25 Snow
Actual: 20 | 2
Precip: T
Average: 29 | 5
Precip: 0.02
26 Snow
Actual: 24 | 12
Precip: T
Average: 29 | 5
Precip: 0.02
27 Snow
Actual: 27 | 16
Precip: T
Average: 30 | 5
Precip: 0.01
28 Snow
Actual: 28 | 2
Precip: T
Average: 30 | 5
Precip: 0.02
29 Snow
Actual: 17 | -7
Precip: T
Average: 30 | 5
Precip: 0.02
30 Snow
Actual: 21 | 2
Precip: T
Average: 30 | 6
Precip: 0.01
31 Mostly Cloudy
Actual: 18 | 2
Precip: 0.00
Average: 30 | 6
Precip: 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 Observations
2012 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 48 39 30 33 30 27 96 71 45 29.84 29.78 29.69 10 9 2 20 5 30 0.05 Rain
2 48 38 27 35 29 17 89 73 56 29.83 29.49 29.23 10 8 1 32 15 40 0.09 Rain , Snow
3 37 30 23 20 19 17 81 65 48 30.25 30.08 29.84 10 10 10 20 6 25 0.00  
4 42 33 23 31 25 18 82 68 54 30.23 30.07 29.96 10 10 10 17 5 22 0.00  
5 46 37 28 34 27 20 92 72 52 30.05 29.93 29.82 10 10 10 22 7 29 T  
6 31 25 18 25 21 16 92 78 63 30.09 29.98 29.87 10 6 0 9 3 10 T Fog , Snow
7 31 24 16 23 17 13 91 69 47 30.07 29.86 29.61 10 7 0 25 6 36 0.02 Fog , Snow
8 24 13 1 21 8 -3 86 66 45 30.34 29.99 29.64 10 9 1 25 8 36 T Snow
9 21 7 -7 16 1 -10 87 66 45 30.56 30.35 29.99 10 9 2 13 4 20 T Snow
10 30 25 19 22 18 13 91 72 53 30.16 30.03 29.90 10 5 1 24 7 33 0.03 Snow
11 37 30 23 22 20 18 81 65 48 30.02 29.75 29.57 10 10 9 16 6 24 0.00  
12 32 24 15 28 24 14 92 78 63 29.94 29.65 29.54 10 5 0 12 2 14 0.05 Fog , Snow
13 25 13 0 16 5 -3 95 84 73 30.13 30.00 29.78 10 9 0 9 3 9 0.00 Fog
14 26 14 2 20 13 -1 95 82 68 29.96 29.82 29.68 10 6 0 9 2 10 T Fog , Snow
15 23 15 6 18 13 3 92 88 84 29.96 29.84 29.71 10 5 0 9 2 14 0.00 Fog
16 27 19 11 14 10 3 84 63 42 29.84 29.75 29.58 10 9 2 20 5 25 T Snow
17 33 26 18 26 18 7 84 71 57 29.71 29.50 29.37 10 8 0 22 7 29 T Fog , Snow
18 21 9 -3 7 2 -7 83 64 45 30.08 29.90 29.70 10 10 10 17 5 24 0.00  
19 21 6 -9 3 -3 -12 83 61 39 30.35 30.24 30.08 10 10 10 14 2 17 0.00  
20 29 16 3 10 4 -2 80 63 46 30.35 30.24 30.15 10 10 10 20 5 26 0.00  
21 32 19 6 14 7 1 80 60 39 30.20 30.12 29.95 10 10 9 10 1 13 0.00  
22 36 21 5 14 7 0 83 61 39 30.10 29.98 29.83 10 10 10 16 3 21 0.00  
23 32 21 10 23 14 5 88 66 43 30.06 29.90 29.76 10 9 0 18 5 29 T Fog , Snow
24 24 15 6 20 12 2 92 83 74 30.26 29.93 29.70 10 6 0 9 3 12 0.06 Fog , Snow
25 20 11 2 11 6 2 96 82 67 30.32 30.16 29.96 10 8 5 6 1 8 T Snow
26 24 18 12 16 13 9 92 80 68 29.95 29.84 29.69 10 7 1 7 1 9 T Snow
27 27 22 16 18 16 14 84 76 68 30.07 29.94 29.72 10 8 3 8 3 10 T Snow
28 28 15 2 18 11 -1 92 71 50 30.28 30.12 29.92 10 8 2 13 4 16 T Snow
29 17 5 -7 11 4 -11 91 79 67 30.38 30.17 29.92 10 7 2 7 2 7 T Snow
30 21 12 2 11 4 -1 91 77 62 30.31 30.13 29.94 10 6 2 8 2 10 T Snow
31 18 10 2 10 7 1 88 78 67 30.38 30.28 30.03 10 10 9 9 3 12 0.00  
Comma Delimited File