History for Sidney-Richland, MT

Month of December, 2011 — View Current Conditions
Month of December, 2011
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Daily Weekly Monthly Custom
  Max Avg Min Sum
Temperature
Max Temperature 55 °F 35 °F 14 °F
Mean Temperature 40 °F 26 °F 3 °F
Min Temperature 28 °F 17 °F -11 °F
Degree Days
Heating Degree Days (base 65) 62 39 26 1223
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point
Dew Point 37 °F 18 °F -18 °F
Precipitation
Precipitation 0.14 in 0.01 in 0.00 in 0.18 in
Snowdepth - - - -
Wind
Wind 37 mph 10 mph 0 mph
Gust Wind 48 mph 23 mph 16 mph
Sea Level Pressure
Sea Level Pressure 30.60 in 30.03 in 29.40 in
Monthly Graph
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Date:
Astronomy
May. 22, 2013 Rise Set
Actual Time 7:33 AM MST 4:04 PM MST
Civil Twilight 6:57 AM MST 4:40 PM MST
Nautical Twilight 6:18 AM MST 5:19 PM MST
Astronomical Twilight 5:40 AM MST 5:57 PM MST
Moon 3:29 PM MST (12/9) 6:43 AM MST (12/9)
Length Of Visible Light 9h 43m
Length of Day
8h 31m
Waxing Gibbous, 99% of the Moon is Illuminated
Dec 9
Waxing Gibbous
Dec 10
Full
Dec 17
Last Quarter
Dec 24
New
Dec 31
First Quarter
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Monthly Calendar Overview
Print This Calendar Precipitation: Actual month total 0.18 Average month total 0.33
« Previous Month « 2010 December 2011 2012 » Next Month »
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
1 Partly Cloudy
Actual: 28 | 17
Precip: 0.00
Average: 32 | 10
Precip: 0.00
2 Partly Cloudy
Actual: 37 | 23
Precip: 0.14
Average: 29 | 8
Precip: 0.02
3 Partly Cloudy
Actual: 26 | 19
Precip: 0.00
Average: 32 | 11
Precip: 0.00
4 Overcast
Actual: 26 | 10
Precip: 0.00
Average: 35 | 12
Precip: 0.01
5 Scattered Clouds
Actual: 17 | -11
Precip: 0.00
Average: 29 | 9
Precip: 0.00
6 Scattered Clouds
Actual: 37 | 6
Precip: 0.00
Average: 31 | 9
Precip: 0.00
7 Mostly Cloudy
Actual: 35 | 15
Precip: 0.00
Average: 30 | 9
Precip: 0.02
8 Clear
Actual: 14 | 1
Precip: 0.00
Average: 29 | 8
Precip: 0.00
9 Partly Cloudy
Actual: 24 | -5
Precip: 0.00
Average: 30 | 8
Precip: 0.00
10 Clear
Actual: 42 | 19
Precip: 0.00
Average: 32 | 8
Precip: 0.00
11 Clear
Actual: 35 | 15
Precip: 0.00
Average: 31 | 9
Precip: 0.00
12 Overcast
Actual: 23 | 19
Precip: 0.00
Average: 31 | 11
Precip: 0.02
13 Overcast
Actual: 23 | 19
Precip: 0.00
Average: 26 | 8
Precip: 0.00
14 Partly Cloudy
Actual: 28 | 21
Precip: 0.00
Average: 29 | 7
Precip: 0.01
15 Partly Cloudy
Actual: 26 | 15
Precip: 0.00
Average: 30 | 7
Precip: 0.00
16 Partly Cloudy
Actual: 28 | 17
Precip: 0.00
Average: 29 | 8
Precip: 0.02
17 Clear
Actual: 39 | 17
Precip: 0.00
Average: 29 | 8
Precip: 0.01
18 Scattered Clouds
Actual: 51 | 28
Precip: 0.00
Average: 28 | 6
Precip: 0.01
19 Clear
Actual: 33 | 14
Precip: 0.00
Average: 25 | 4
Precip: 0.00
20 Scattered Clouds
Actual: 44 | 19
Precip: 0.00
Average: 25 | 3
Precip: 0.02
21 Partly Cloudy
Actual: 37 | 17
Precip: 0.00
Average: 24 | 5
Precip: 0.00
22 Scattered Clouds
Actual: 32 | 8
Precip: 0.00
Average: 22 | 4
Precip: 0.03
23 Scattered Clouds
Actual: 41 | 23
Precip: 0.00
Average: 24 | 1
Precip: 0.02
24 Scattered Clouds
Actual: 42 | 24
Precip: 0.00
Average: 24 | 4
Precip: 0.01
25 Clear
Actual: 37 | 21
Precip: 0.00
Average: 24 | 4
Precip: 0.01
26 Scattered Clouds
Actual: 42 | 24
Precip: 0.00
Average: 27 | 6
Precip: 0.02
27 Partly Cloudy
Actual: 41 | 21
Precip: 0.00
Average: 27 | 6
Precip: 0.02
28 Scattered Clouds
Actual: 55 | 21
Precip: 0.00
Average: 24 | 4
Precip: 0.02
29 Partly Cloudy
Actual: 50 | 24
Precip: 0.02
Average: 20 | 1
Precip: 0.01
30 Partly Cloudy
Actual: 39 | 24
Precip: 0.02
Average: 21 | 2
Precip: 0.02
31 Scattered Clouds
Actual: 42 | 28
Precip: 0.00
Average: 20 | 1
Precip: 0.03
 
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 28 22 17 23 19 14 93 83 80 30.60 30.42 30.03 10 10 10 17 12 20 0.00  
2 37 30 23 32 24 18 87 78 70 29.94 29.79 29.67 10 10 10 25 16 32 0.14  
3 26 22 19 16 14 12 80 70 59 30.19 30.11 30.00 10 10 10 22 12 28 0.00  
4 26 18 10 25 11 1 93 76 67 30.57 30.28 29.93 10 7 2 25 13 34 0.00  
5 17 3 -11 9 -3 -18 100 80 65 30.57 30.43 30.21 10 10 10 12 7 - 0.00  
6 37 22 6 25 13 1 85 71 60 30.09 29.90 29.81 10 10 10 23 12 29 0.00  
7 35 25 15 30 20 10 93 77 64 30.21 30.15 30.04 10 10 8 15 9 17 0.00  
8 14 8 1 5 -2 -8 85 67 48 30.27 30.24 30.19 10 10 10 20 12 25 0.00  
9 24 10 -5 16 2 -15 100 75 61 30.28 30.23 30.11 10 10 10 10 6 - 0.00  
10 42 30 19 27 21 14 93 71 49 30.07 29.95 29.79 10 10 10 20 10 23 0.00  
11 35 25 15 25 19 10 93 78 60 30.13 29.94 29.81 10 10 10 10 6 - 0.00  
12 23 21 19 19 19 18 93 90 86 30.31 30.24 30.14 10 8 3 12 7 - 0.00  
13 23 21 19 19 18 16 93 88 80 30.20 30.06 29.91 10 10 9 14 10 - 0.00  
14 28 24 21 21 19 16 93 84 69 30.09 29.88 29.77 10 10 7 20 9 26 0.00  
15 26 20 15 19 15 10 86 78 69 30.24 30.19 30.11 10 10 2 14 8 18 0.00  
16 28 22 17 23 19 16 100 86 74 30.32 30.24 30.17 10 10 10 10 3 - 0.00  
17 39 28 17 28 22 14 100 80 65 30.17 30.10 29.92 10 10 10 15 7 - 0.00  
18 51 40 28 30 26 19 86 72 41 30.09 29.83 29.71 10 10 10 18 10 25 0.00  
19 33 24 14 23 17 9 93 77 55 30.32 30.20 30.00 10 10 10 13 7 - 0.00  
20 44 32 19 28 24 14 86 71 49 29.96 29.73 29.63 10 10 10 16 11 17 0.00  
21 37 27 17 30 24 10 93 79 64 30.28 29.96 29.71 10 10 2 16 12 20 0.00  
22 32 20 8 21 15 7 100 77 64 30.34 30.21 30.05 10 10 10 17 11 22 0.00  
23 41 32 23 21 19 16 74 58 45 30.12 30.05 29.99 10 10 10 22 15 29 0.00  
24 42 33 24 27 22 16 80 57 46 30.30 30.16 30.11 10 10 10 28 13 33 0.00  
25 37 29 21 27 23 18 93 76 60 30.32 30.10 29.70 10 10 10 20 10 21 0.00  
26 42 33 24 30 24 19 86 61 42 30.07 29.82 29.66 10 10 10 37 17 48 0.00  
27 41 30 21 25 22 18 93 73 49 30.11 29.91 29.77 10 10 7 14 6 20 0.00  
28 55 38 21 34 26 19 93 70 41 29.81 29.66 29.50 10 10 10 21 10 33 0.00  
29 50 37 24 37 29 21 100 81 46 29.64 29.50 29.40 10 10 8 33 8 43 0.02  
30 39 32 24 34 28 23 100 78 56 29.80 29.64 29.44 10 10 10 23 11 32 0.02  
31 42 35 28 28 20 9 70 55 42 30.27 29.87 29.46 10 10 10 29 17 41 0.00  
Comma Delimited File