Alpena, MI

6:05 AM EDT on July 24, 2017 (GMT -0400)
Alpena County Regional

Weather History for KAPN - September, 2012

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Monday, September 10, 2012

  Actual Average Record
Temperature  
Mean Temperature 57 °F 60 °F  
Max Temperature 72 °F 71 °F 95 °F (2013)
Min Temperature 41 °F 48 °F 32 °F (1995)
Degree Days  
Heating Degree Days 8 6  
Month to date heating degree days 33 50  
Since 1 July heating degree days 75 165  
Cooling Degree Days 0 1  
Month to date cooling degree days 14 12  
Year to date cooling degree days 472 278  
Growing Degree Days 6 (Base 50)    
Moisture  
Dew Point 47 °F    
Average Humidity 63    
Maximum Humidity 93    
Minimum Humidity 33    
Precipitation  
Precipitation 0.00 in 0.10 in 3.02 in (1968)
Month to date precipitation 0.56 1.00  
Year to date precipitation 18.56 19.78  
Sea Level Pressure  
Sea Level Pressure 30.15 in    
Wind  
Wind Speed 5 mph (SW)    
Max Wind Speed 14 mph    
Max Gust Speed 22 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Date:

Astronomy

Sep. 10, 2012 Rise Set
Actual Time 7:07 AM EDT 7:53 PM EDT
Civil Twilight 6:37 AM EDT 8:23 PM EDT
Nautical Twilight 6:02 AM EDT 8:58 PM EDT
Astronomical Twilight 5:25 AM EDT 9:35 PM EDT
Moon 1:15 AM EDT (9/10) 4:33 PM EDT (9/10)
Length of Visible Light 13h 45m
Length of Day
12h 46m
Waning Crescent, 30% of the Moon is Illuminated
Sep 10
Waning Crescent
Sep 15
New
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 46.9 °F - 44.1 °F 90% 30.13 in 10.0 mi Calm Calm - N/A   Clear
1:54 AM 46.0 °F 43.9 °F 44.1 °F 93% 30.13 in 10.0 mi West 4.6 mph - N/A   Clear
2:54 AM 46.0 °F 43.9 °F 44.1 °F 93% 30.14 in 10.0 mi West 4.6 mph - N/A   Clear
3:54 AM 46.0 °F 44.8 °F 44.1 °F 93% 30.14 in 10.0 mi West 3.5 mph - N/A   Clear
4:54 AM 46.0 °F 44.8 °F 43.0 °F 89% 30.15 in 10.0 mi West 3.5 mph - N/A   Clear
5:54 AM 46.0 °F - 44.1 °F 93% 30.17 in 10.0 mi Calm Calm - N/A   Clear
6:54 AM 45.0 °F - 43.0 °F 93% 30.18 in 10.0 mi Calm Calm - N/A   Clear
7:54 AM 46.0 °F - 44.1 °F 93% 30.21 in 10.0 mi Calm Calm - N/A   Clear
8:00 AM 46.4 °F - 44.6 °F 93% 30.20 in 10.0 mi Calm Calm - N/A   Scattered Clouds
8:54 AM 52.0 °F - 48.0 °F 86% 30.22 in 10.0 mi West 3.5 mph - N/A   Scattered Clouds
9:54 AM 57.9 °F - 48.9 °F 72% 30.22 in 10.0 mi WNW 3.5 mph - N/A   Partly Cloudy
10:54 AM 61.0 °F - 48.9 °F 64% 30.21 in 10.0 mi SW 3.5 mph - N/A   Clear
11:54 AM 64.9 °F - 45.0 °F 48% 30.20 in 10.0 mi Calm Calm - N/A   Partly Cloudy
12:54 PM 66.0 °F - 41.0 °F 40% 30.19 in 10.0 mi Variable 3.5 mph - N/A   Partly Cloudy
1:54 PM 69.1 °F - 39.0 °F 33% 30.18 in 10.0 mi SW 6.9 mph - N/A   Scattered Clouds
2:54 PM 70.0 °F - 45.0 °F 41% 30.16 in 10.0 mi Calm Calm - N/A   Scattered Clouds
3:54 PM 71.1 °F - 46.0 °F 41% 30.13 in 10.0 mi SSW 5.8 mph - N/A   Scattered Clouds
4:54 PM 69.1 °F - 51.1 °F 53% 30.12 in 10.0 mi East 12.7 mph - N/A   Clear
5:54 PM 66.9 °F - 51.1 °F 57% 30.12 in 10.0 mi ESE 10.4 mph - N/A   Clear
6:54 PM 66.9 °F - 52.0 °F 59% 30.10 in 10.0 mi SSE 9.2 mph - N/A   Clear
7:54 PM 61.0 °F - 54.0 °F 78% 30.09 in 10.0 mi SSE 6.9 mph - N/A   Clear
8:54 PM 55.9 °F - 53.1 °F 90% 30.09 in 10.0 mi South 6.9 mph - N/A   Clear
9:54 PM 60.1 °F - 53.1 °F 78% 30.09 in 10.0 mi SSW 6.9 mph - N/A   Clear
10:54 PM 59.0 °F - 53.1 °F 81% 30.09 in 10.0 mi SSW 5.8 mph - N/A   Clear
11:54 PM 57.0 °F - 51.1 °F 81% 30.10 in 10.0 mi SSW 3.5 mph - N/A   Clear