Weather History for Helena, MT

Week of November 11, 2012 through November 17, 2012 — View Current Weather Conditions
Week of November 11, 2012 through November 17, 2012
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Daily Weekly Monthly Custom
  Max Avg Min Sum
Temperature
Max Temperature 43 °F 36 °F 27 °F
Mean Temperature 34 °F 26 °F 10 °F
Min Temperature 27 °F 16 °F -7 °F
Degree Days
Heating Degree Days (base 65) 55 39 31 271
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point
Dew Point 30 °F 20 °F -7 °F
Precipitation
Precipitation 0.00 in 0.00 in 0.00 in 0.00 in
Snowdepth 9.0 in 5.9 in 4.0 in -
Wind
Wind 18 mph 3 mph 0 mph
Gust Wind 24 mph 20 mph 17 mph
Sea Level Pressure
Sea Level Pressure 30.46 in 30.26 in 29.81 in
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Astronomy
Nov. 14, 2012 Rise Set
Actual Time 7:29 AM MST 4:54 PM MST
Civil Twilight 6:56 AM MST 5:27 PM MST
Nautical Twilight 6:20 AM MST 6:04 PM MST
Astronomical Twilight 5:44 AM MST 6:39 PM MST
Moon 8:26 AM MST (11/14) 5:43 PM MST (11/14)
Length Of Visible Light 10h 31m
Length of Day
9h 25m
New Moon, 1% of the Moon is Illuminated
Nov 14
New Moon
Nov 20
First Quarter
Nov 28
Full
Dec 6
Last Quarter
Dec 13
New
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Daily Weather History & Observations
2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Nov high avg low high avg low high avg low high avg low high avg low high avg high sum  
11 27 10 -7 12 3 -7 95 73 50 30.46 30.39 30.09 10 9 7 18 4 22 0.00  
12 29 19 9 22 15 6 84 67 50 30.46 30.40 30.35 10 10 9 10 3 15 0.00  
13 41 34 27 29 26 21 85 75 64 30.38 30.31 30.24 10 10 9 10 3 13 0.00  
14 43 33 22 29 25 22 88 70 51 30.39 30.28 30.11 10 10 10 18 6 24 0.00  
15 38 30 21 26 23 18 92 78 64 30.41 30.31 30.17 10 10 10 9 2 12 0.00  
16 35 27 19 26 22 16 85 75 64 30.18 30.14 30.09 10 10 8 7 1 8 0.00  
17 41 31 21 30 25 19 96 80 64 30.16 30.02 29.81 10 8 1 8 2 10 0.00  
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