Helena, MT

8:50 AM MST on February 14, 2016 (GMT -0700)
Helena Regional

Weather History for KHLN - April, 2012

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Week of April 15, 2012 through April 21, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 70 °F 59 °F 41 °F
Mean Temperature 57 °F 48 °F 36 °F
Min Temperature 44 °F 37 °F 31 °F
Degree Days  
Heating Degree Days (base 65) 29 17 8 117
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 8 2 0 15
Dew Point  
Dew Point 41 °F 30 °F 18 °F
Precipitation  
Precipitation 0.03 in 0.01 in 0.00 in 0.05 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 31 mph 8 mph 0 mph
Gust Wind 39 mph 22 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.21 in 30.05 in 29.88 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Apr. 18, 2012 Rise Set
Actual Time 6:34 AM MDT 8:20 PM MDT
Civil Twilight 6:02 AM MDT 8:52 PM MDT
Nautical Twilight 5:23 AM MDT 9:32 PM MDT
Astronomical Twilight 4:40 AM MDT 10:15 PM MDT
Moon 5:08 AM MDT (4/18) 6:09 PM MDT (4/18)
Length of Visible Light 14h 50m
Length of Day
13h 46m
Waning Crescent, 6% of the Moon is Illuminated
Apr 18
Waning Crescent
Apr 21
New
Apr 29
First Quarter
May 5
Full
May 12
Last Quarter

Daily Weather History & Observations

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Apr high avg low high avg low high avg low high avg low high avg low high avg high sum  
15 41 36 31 33 29 23 92 73 54 30.21 30.06 29.93 10 6 0 17 8 20 0.03 Fog , Snow
16 56 44 31 36 31 25 92 61 30 30.20 30.09 29.97 10 10 10 20 5 25 0.00  
17 59 47 34 35 26 18 79 50 21 30.11 30.04 29.98 10 10 10 20 9 26 0.00  
18 57 49 41 38 30 24 82 57 32 30.01 29.94 29.88 10 10 7 25 9 33 0.02 Rain
19 58 48 37 34 25 18 79 51 22 30.12 30.07 29.99 10 10 10 24 9 32 T  
20 70 57 44 37 31 23 59 42 24 30.11 30.02 29.93 10 10 10 31 10 39 0.00  
21 70 57 44 41 38 35 77 54 30 30.19 30.14 30.08 10 10 10 15 6 24 T