Weather History for Grand Rapids, MI

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Thursday, September 18, 2014

  Actual Average Record
Temperature  
Mean Temperature 56 °F 62 °F  
Max Temperature 69 °F 72 °F 94 °F (1906)
Min Temperature 43 °F 52 °F 35 °F (1973)
Degree Days  
Heating Degree Days 9 5  
Month to date heating degree days 82 49  
Since 1 July heating degree days 101 69  
Cooling Degree Days 0 2  
Month to date cooling degree days 47 53  
Year to date cooling degree days 607 678  
Growing Degree Days 6 (Base 50)    
Moisture  
Dew Point 50 °F    
Average Humidity 82    
Maximum Humidity 100    
Minimum Humidity 63    
Precipitation  
Precipitation 0.00 in 0.16 in 0.86 in (1911)
Month to date precipitation 2.41 2.54  
Year to date precipitation 28.93 27.26  
Snow  
Snow 0.00 in 0.00 in 0.00 in ()
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 0.0 0.0  
Since 1 September snowfall 0.0 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.14 in    
Wind  
Wind Speed 5 mph (ENE)    
Max Wind Speed 15 mph    
Max Gust Speed 19 mph    
Visibility 8 miles    
Events Fog    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Sep. 18, 2014 Rise Set
Actual Time 7:25 AM EDT 7:46 PM EDT
Civil Twilight 6:56 AM EDT 8:14 PM EDT
Nautical Twilight 6:23 AM EDT 8:48 PM EDT
Astronomical Twilight 5:48 AM EDT 9:22 PM EDT
Moon 2:10 AM EDT (9/18) 4:42 PM EDT (9/18)
Length of Visible Light 13h 18m
Length of Day
12h 21m
Waning Crescent, 26% of the Moon is Illuminated
Sep 18
Waning Crescent
Sep 24
New
Oct 1
First Quarter
Oct 8
Full
Oct 15
Last Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 48.0 °F - 44.1 °F 86% 30.05 in 10.0 mi Calm Calm - N/A   Clear
1:53 AM 48.0 °F - 44.1 °F 86% 30.05 in 10.0 mi Calm Calm - N/A   Clear
2:53 AM 45.0 °F 43.5 °F 43.0 °F 93% 30.06 in 10.0 mi SSE 3.5 mph - N/A   Clear
3:53 AM 46.0 °F - 43.0 °F 89% 30.06 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 44.6 °F - 42.8 °F 93% 30.08 in 10.0 mi Calm Calm - N/A   Clear
5:53 AM 44.1 °F - 41.0 °F 89% 30.10 in 10.0 mi Calm Calm - N/A   Partly Cloudy
6:53 AM 44.1 °F - 41.0 °F 89% 30.11 in 10.0 mi Calm Calm - N/A   Scattered Clouds
7:53 AM 45.0 °F 41.8 °F 42.1 °F 90% 30.13 in 7.0 mi North 5.8 mph - N/A   Partly Cloudy
8:24 AM 46.9 °F - 45.0 °F 93% 30.12 in 7.0 mi NE 3.5 mph - N/A   Mostly Cloudy
8:34 AM 48.0 °F - 46.0 °F 93% 30.12 in 0.8 mi East 5.8 mph - N/A   Overcast
8:47 AM 48.2 °F - 48.2 °F 100% 30.13 in 0.2 mi East 6.9 mph - N/A Fog Fog
8:53 AM 48.9 °F - 48.9 °F 100% 30.14 in 0.2 mi ENE 5.8 mph - N/A Fog Fog
9:26 AM 50.0 °F - 50.0 °F 100% 30.14 in 0.2 mi East 8.1 mph - N/A Fog Fog
9:46 AM 51.1 °F - 51.1 °F 100% 30.15 in 0.8 mi East 5.8 mph - N/A   Overcast
9:53 AM 52.0 °F - 52.0 °F 100% 30.16 in 1.5 mi ESE 6.9 mph - N/A   Mostly Cloudy
10:12 AM 52.0 °F - 52.0 °F 100% 30.16 in 5.0 mi SE 8.1 mph - N/A   Overcast
10:33 AM 54.0 °F - 53.1 °F 97% 30.16 in 8.0 mi SE 5.8 mph - N/A   Mostly Cloudy
10:53 AM 55.0 °F - 54.0 °F 96% 30.18 in 10.0 mi ESE 5.8 mph - N/A   Mostly Cloudy
11:50 AM 60.8 °F - 53.6 °F 77% 30.17 in 10.0 mi East 3.5 mph - N/A   Mostly Cloudy
11:53 AM 61.0 °F - 54.0 °F 78% 30.18 in 10.0 mi ENE 4.6 mph - N/A   Mostly Cloudy
12:53 PM 64.0 °F - 54.0 °F 70% 30.18 in 10.0 mi ENE 4.6 mph - N/A   Mostly Cloudy
1:53 PM 66.0 °F - 55.0 °F 68% 30.18 in 10.0 mi Variable 3.5 mph - N/A   Mostly Cloudy
2:53 PM 66.9 °F - 54.0 °F 63% 30.17 in 10.0 mi NNE 5.8 mph - N/A   Mostly Cloudy
3:53 PM 68.0 °F - 55.0 °F 63% 30.15 in 10.0 mi NNE 9.2 mph - N/A   Mostly Cloudy
4:43 PM 66.9 °F - 55.0 °F 66% 30.14 in 10.0 mi NE 10.4 mph - N/A   Scattered Clouds
4:53 PM 66.0 °F - 55.0 °F 68% 30.15 in 10.0 mi ENE 11.5 mph - N/A   Scattered Clouds
5:53 PM 63.0 °F - 54.0 °F 72% 30.15 in 10.0 mi NE 11.5 mph - N/A   Scattered Clouds
6:53 PM 61.0 °F - 54.0 °F 78% 30.15 in 8.0 mi East 8.1 mph - N/A   Partly Cloudy
7:53 PM 55.9 °F - 52.0 °F 87% 30.16 in 6.0 mi East 5.8 mph - N/A   Partly Cloudy
8:53 PM 54.0 °F - 52.0 °F 93% 30.18 in 7.0 mi ENE 5.8 mph - N/A   Clear
9:53 PM 53.1 °F - 51.1 °F 93% 30.20 in 7.0 mi East 5.8 mph - N/A   Clear
10:53 PM 52.0 °F - 50.0 °F 93% 30.21 in 7.0 mi East 8.1 mph - N/A   Clear
11:53 PM 51.1 °F - 48.0 °F 89% 30.22 in 9.0 mi East 8.1 mph - N/A   Clear