Weather History for Grand Rapids, MI

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Friday, August 9, 2013

  Actual Average Record
Temperature  
Mean Temperature 69 °F 72 °F  
Max Temperature 82 °F 81 °F 97 °F (1934)
Min Temperature 56 °F 62 °F 43 °F (1964)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 4 0  
Since 1 June heating degree days 55 51  
Since 1 July heating degree days 15 6  
Cooling Degree Days 4 7  
Month to date cooling degree days 34 63  
Year to date cooling degree days 523 494  
Since 1 June cooling degree days 441 447  
Growing Degree Days 18 (Base 50)    
Moisture  
Dew Point 56 °F    
Average Humidity 63    
Maximum Humidity 87    
Minimum Humidity 39    
Precipitation  
Precipitation 0.00 in 0.11 in 1.25 in (1977)
Month to date precipitation 0.21 1.03  
Year to date precipitation 30.63 22.16  
Snow  
Snow 0.00 in 0.00 in 0.00 in ()
Month to date snowfall 0.0 0.0  
Since 1 June snowfall 0.0 0.0  
Since 1 July snowfall 0.0 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.00 in    
Wind  
Wind Speed 6 mph (West)    
Max Wind Speed 18 mph    
Max Gust Speed 86 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Aug. 09, 2013 Rise Set
Actual Time 6:42 AM EDT 8:52 PM EDT
Civil Twilight 6:10 AM EDT 9:23 PM EDT
Nautical Twilight 5:32 AM EDT 10:01 PM EDT
Astronomical Twilight 4:49 AM EDT 10:43 PM EDT
Moon 9:33 AM EDT (8/9) 9:55 PM EDT (8/9)
Length of Visible Light 15h 12m
Length of Day
14h 10m
Waxing Crescent, 7% of the Moon is Illuminated
Aug 9
Waxing Crescent
Aug 14
First Quarter
Aug 20
Full
Aug 28
Last Quarter
Sep 5
New

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 64.9 °F - 54.0 °F 68% 30.00 in 10.0 mi NNW 3.5 mph - N/A   Clear
1:53 AM 64.9 °F - 52.0 °F 63% 30.01 in 10.0 mi Calm Calm - N/A   Clear
2:53 AM 63.0 °F - 55.9 °F 78% 29.99 in 10.0 mi Calm Calm - N/A   Clear
3:53 AM 60.1 °F - 55.9 °F 86% 29.98 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 59.0 °F - 55.0 °F 87% 29.99 in 10.0 mi Calm Calm - N/A   Clear
5:53 AM 57.0 °F - 54.0 °F 89% 30.00 in 10.0 mi Calm Calm - N/A   Clear
6:53 AM 55.9 °F - 52.0 °F 87% 30.00 in 10.0 mi Calm Calm - N/A   Partly Cloudy
7:53 AM 57.9 °F - 54.0 °F 87% 30.00 in 10.0 mi Calm Calm - N/A   Clear
8:53 AM 64.9 °F - 54.0 °F 68% 30.01 in 10.0 mi Calm Calm - N/A   Clear
9:53 AM 71.1 °F - 55.0 °F 57% 30.01 in 10.0 mi SW 4.6 mph 86.3 mph N/A   Clear
10:53 AM 75.0 °F - 52.0 °F 44% 30.01 in 10.0 mi West 8.1 mph - N/A   Clear
11:53 AM 77.0 °F - 53.1 °F 43% 30.00 in 10.0 mi Variable 5.8 mph - N/A   Partly Cloudy
12:53 PM 78.1 °F - 54.0 °F 43% 29.99 in 10.0 mi WSW 11.5 mph 17.3 mph N/A   Partly Cloudy
1:53 PM 81.0 °F 80.5 °F 54.0 °F 39% 29.99 in 10.0 mi West 11.5 mph 20.7 mph N/A   Scattered Clouds
2:53 PM 80.1 °F 80.4 °F 57.0 °F 45% 29.98 in 10.0 mi WSW 13.8 mph - N/A   Scattered Clouds
3:53 PM 82.0 °F 82.0 °F 57.9 °F 44% 29.98 in 10.0 mi WSW 11.5 mph 24.2 mph N/A   Scattered Clouds
4:53 PM 81.0 °F 81.0 °F 57.0 °F 44% 29.98 in 10.0 mi West 16.1 mph 21.9 mph N/A   Mostly Cloudy
5:53 PM 78.1 °F - 57.0 °F 48% 29.98 in 10.0 mi West 12.7 mph - N/A   Mostly Cloudy
6:53 PM 77.0 °F - 57.9 °F 52% 29.98 in 9.0 mi West 11.5 mph - N/A   Mostly Cloudy
7:53 PM 75.0 °F - 57.9 °F 55% 29.99 in 10.0 mi WSW 10.4 mph - N/A   Mostly Cloudy
8:53 PM 73.0 °F - 59.0 °F 61% 30.00 in 9.0 mi West 6.9 mph - N/A   Mostly Cloudy
9:53 PM 71.1 °F - 59.0 °F 66% 30.02 in 10.0 mi WSW 5.8 mph - N/A   Mostly Cloudy
10:53 PM 70.0 °F - 60.1 °F 71% 30.02 in 9.0 mi West 5.8 mph - N/A   Mostly Cloudy
11:53 PM 66.9 °F - 60.1 °F 79% 30.03 in 10.0 mi North 4.6 mph - N/A   Mostly Cloudy