Grand Rapids, MI

1:26 PM EDT on September 19, 2017 (GMT -0400)
Gerald R. Ford International

Weather History for KGRR - December, 2012

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Week of December 9, 2012 through December 15, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 50 °F 43 °F 35 °F
Mean Temperature 40 °F 36 °F 29 °F
Min Temperature 32 °F 28 °F 22 °F
Degree Days  
Heating Degree Days (base 65) 36 29 25 205
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 46 °F 28 °F 17 °F
Precipitation  
Precipitation 0.37 in 0.09 in 0.00 in 0.51 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 23 mph 9 mph 0 mph
Gust Wind 29 mph 23 mph 20 mph
Sea Level Pressure  
Sea Level Pressure 30.33 in 30.02 in 29.60 in

Weekly Weather History Graph

Weekly Weather History Graph

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Date:

Astronomy

Dec. 09, 2012 Rise Set
Actual Time 8:01 AM EST 5:07 PM EST
Civil Twilight 7:29 AM EST 5:39 PM EST
Nautical Twilight 6:53 AM EST 6:15 PM EST
Astronomical Twilight 6:19 AM EST 6:49 PM EST
Moon 3:29 AM EST (12/9) 2:17 PM EST (12/9)
Length of Visible Light 10h 10m
Length of Day
9h 06m
Waning Crescent, 19% of the Moon is Illuminated
Dec 9
Waning Crescent
Dec 13
New
Dec 20
First Quarter
Dec 28
Full
Jan 4
Last Quarter

Daily Weather History & 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  
9 35 33 30 31 29 26 92 84 75 30.19 29.93 29.68 10 6 2 22 12 26 0.10 Rain , Snow
10 36 32 27 34 28 20 96 80 63 29.91 29.71 29.60 10 7 1 15 7 18 0.03 Rain , Snow
11 36 29 22 30 22 17 89 73 56 30.10 30.00 29.92 10 9 2 23 9 29 0.01 Snow
12 45 39 32 29 26 23 75 58 41 30.33 30.24 30.10 10 9 2 18 11 23 T Snow
13 48 38 28 26 24 22 78 58 37 30.32 30.23 30.13 10 10 8 22 11 28 0.00  
14 50 39 28 35 29 25 89 68 46 30.25 30.19 30.13 10 8 6 9 4 13 0.00  
15 48 40 32 46 36 28 96 81 65 30.14 29.85 29.61 8 4 2 17 10 23 0.37 Rain