Weather History for Lewistown, MT

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Week of January 20, 2013 through January 26, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 48 °F 41 °F 29 °F
Mean Temperature 40 °F 31 °F 21 °F
Min Temperature 31 °F 19 °F 13 °F
Degree Days  
Heating Degree Days (base 65) 44 34 25 241
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 31 °F 19 °F 7 °F
Precipitation  
Precipitation 0.00 in 0.00 in 0.00 in 0.00 in
Snowdepth 3.0 in 2.7 in 2.0 in -
Wind  
Wind 28 mph 9 mph 0 mph
Gust Wind 38 mph 26 mph 20 mph
Sea Level Pressure  
Sea Level Pressure 30.57 in 30.08 in 29.69 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Jan. 22, 2013 Rise Set
Actual Time 7:53 AM MST 5:06 PM MST
Civil Twilight 7:20 AM MST 5:39 PM MST
Nautical Twilight 6:42 AM MST 6:16 PM MST
Astronomical Twilight 6:06 AM MST 6:53 PM MST
Moon 1:28 PM MST 4:20 AM MST
Length of Visible Light 10h 19m
Length of Day
9h 12m
Waxing Gibbous, 83% of the Moon is Illuminated
Jan 22
Waxing Gibbous
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New
Feb 17
First Quarter

Daily Weather History & Observations

2013 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  
20 29 21 13 18 12 9 91 75 58 30.57 30.45 30.29 10 7 2 24 9 31 T Snow
21 35 25 14 19 14 9 96 74 51 30.38 30.19 30.07 10 10 7 14 3 16 0.00  
22 43 31 18 19 14 7 58 46 34 30.14 30.10 30.07 10 10 10 16 9 17 0.00  
23 45 32 18 24 16 13 84 61 37 30.21 30.09 29.85 10 10 10 28 11 33 0.00  
24 45 33 21 27 22 15 75 58 40 30.12 29.97 29.83 10 10 10 28 15 38 0.00  
25 43 32 21 30 25 15 77 66 55 30.09 30.00 29.88 10 10 10 16 10 20 0.00  
26 48 40 31 31 30 26 100 75 49 29.88 29.78 29.69 10 9 3 25 9 32 T Snow