Alpena, MI

7:58 PM EDT on October 19, 2017 (GMT -0400)
Alpena County Regional

Weather History for KAPN - September, 2011

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Wednesday, September 14, 2011

  Actual Average Record
Temperature  
Mean Temperature 49 °F 58 °F  
Max Temperature 60 °F 70 °F 94 °F (1939)
Min Temperature 38 °F 47 °F 26 °F (1963)
Degree Days  
Heating Degree Days 16 7  
Month to date heating degree days 79 77  
Since 1 July heating degree days 95 192  
Cooling Degree Days 0 1  
Month to date cooling degree days 26 16  
Year to date cooling degree days 399 282  
Moisture  
Dew Point 40 °F    
Average Humidity 66    
Maximum Humidity 92    
Minimum Humidity 40    
Precipitation  
Precipitation 0.00 in 0.10 in 1.65 in (1940)
Month to date precipitation 1.06 1.40  
Year to date precipitation 25.43 20.18  
Sea Level Pressure  
Sea Level Pressure 30.00 in    
Wind  
Wind Speed 7 mph (West)    
Max Wind Speed 18 mph    
Max Gust Speed 24 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. 14, 2011 Rise Set
Actual Time 7:11 AM EDT 7:47 PM EDT
Civil Twilight 6:41 AM EDT 8:17 PM EDT
Nautical Twilight 6:06 AM EDT 8:52 PM EDT
Astronomical Twilight 5:30 AM EDT 9:28 PM EDT
Moon 8:20 PM EDT (9/14) 9:30 AM EDT (9/14)
Length of Visible Light 13h 35m
Length of Day
12h 36m
Waning Gibbous, 95% of the Moon is Illuminated
Sep 14
Waning Gibbous
Sep 20
Last Quarter
Sep 27
New
Oct 3
First Quarter
Oct 11
Full

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 43.0 °F - 39.9 °F 89% 29.93 in 10.0 mi Calm Calm - N/A   Clear
1:54 AM 44.1 °F 42.5 °F 41.0 °F 89% 29.92 in 10.0 mi SSW 3.5 mph - N/A   Clear
2:54 AM 44.1 °F 41.5 °F 41.0 °F 89% 29.91 in 10.0 mi SSW 4.6 mph - N/A   Clear
3:54 AM 44.1 °F 41.5 °F 41.0 °F 89% 29.90 in 10.0 mi SSW 4.6 mph - N/A   Clear
4:54 AM 45.0 °F 42.6 °F 41.0 °F 86% 29.89 in 10.0 mi SSW 4.6 mph - N/A   Clear
5:54 AM 45.0 °F 41.2 °F 42.1 °F 90% 29.89 in 10.0 mi SW 6.9 mph - N/A   Clear
6:54 AM 46.0 °F 43.1 °F 42.1 °F 86% 29.90 in 10.0 mi SW 5.8 mph - N/A   Clear
7:54 AM 48.0 °F - 45.0 °F 89% 29.93 in 10.0 mi WSW 4.6 mph - N/A   Clear
8:54 AM 53.1 °F - 46.9 °F 80% 29.95 in 10.0 mi West 8.1 mph - N/A   Mostly Cloudy
9:54 AM 57.0 °F - 48.0 °F 72% 29.96 in 10.0 mi WNW 8.1 mph - N/A   Partly Cloudy
10:42 AM 57.2 °F - 46.4 °F 67% 29.96 in 10.0 mi WNW 8.1 mph - N/A   Mostly Cloudy
10:54 AM 55.9 °F - 44.1 °F 64% 29.98 in 10.0 mi WNW 9.2 mph 16.1 mph N/A   Mostly Cloudy
11:25 AM 57.2 °F - 44.6 °F 63% 29.98 in 10.0 mi WNW 9.2 mph - N/A   Mostly Cloudy
11:54 AM 55.0 °F - 42.1 °F 62% 30.01 in 10.0 mi NW 10.4 mph 19.6 mph N/A   Mostly Cloudy
12:54 PM 55.0 °F - 39.0 °F 55% 30.01 in 10.0 mi NW 12.7 mph 18.4 mph N/A   Mostly Cloudy
1:54 PM 57.9 °F - 36.0 °F 44% 30.01 in 10.0 mi NW 11.5 mph 23.0 mph N/A   Mostly Cloudy
2:54 PM 57.0 °F - 34.0 °F 42% 30.01 in 10.0 mi WNW 6.9 mph 20.7 mph N/A   Scattered Clouds
3:54 PM 57.9 °F - 33.1 °F 39% 30.03 in 10.0 mi NW 13.8 mph 18.4 mph N/A   Scattered Clouds
4:54 PM 55.9 °F - 33.1 °F 42% 30.03 in 10.0 mi NW 11.5 mph 20.7 mph N/A   Partly Cloudy
5:54 PM 55.0 °F - 35.1 °F 47% 30.04 in 10.0 mi NW 15.0 mph 20.7 mph N/A   Clear
6:54 PM 53.1 °F - 36.0 °F 52% 30.06 in 10.0 mi NW 10.4 mph - N/A   Scattered Clouds
7:54 PM 50.0 °F - 35.1 °F 57% 30.08 in 10.0 mi WNW 4.6 mph - N/A   Scattered Clouds
8:54 PM 46.9 °F - 36.0 °F 66% 30.11 in 10.0 mi Calm Calm - N/A   Clear
9:54 PM 44.1 °F - 36.0 °F 73% 30.12 in 10.0 mi Calm Calm - N/A   Clear
10:54 PM 39.9 °F 37.8 °F 36.0 °F 86% 30.13 in 10.0 mi West 3.5 mph - N/A   Clear
11:54 PM 39.0 °F 36.8 °F 34.0 °F 82% 30.13 in 10.0 mi West 3.5 mph - N/A   Clear