Alpena, MI

8:55 AM EDT on September 24, 2017 (GMT -0400)
Alpena County Regional

Weather History for KAPN - September, 2013

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Wednesday, September 18, 2013

  Actual Average Record
Temperature  
Mean Temperature 57 °F 57 °F  
Max Temperature 76 °F 68 °F 93 °F (1955)
Min Temperature 37 °F 46 °F 27 °F (1990)
Degree Days  
Heating Degree Days 8 9  
Month to date heating degree days 140 110  
Since 1 July heating degree days 251 225  
Cooling Degree Days 0 1  
Month to date cooling degree days 25 20  
Year to date cooling degree days 332 286  
Growing Degree Days 6 (Base 50)    
Moisture  
Dew Point 46 °F    
Average Humidity 69    
Maximum Humidity 100    
Minimum Humidity 38    
Precipitation  
Precipitation 0.00 in 0.09 in 1.35 in (1978)
Month to date precipitation 0.92 1.77  
Year to date precipitation 22.99 20.55  
Sea Level Pressure  
Sea Level Pressure 30.12 in    
Wind  
Wind Speed 5 mph (South)    
Max Wind Speed 15 mph    
Max Gust Speed 21 mph    
Visibility 8 miles    
Events Fog    
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. 18, 2013 Rise Set
Actual Time 7:16 AM EDT 7:38 PM EDT
Civil Twilight 6:47 AM EDT 8:08 PM EDT
Nautical Twilight 6:12 AM EDT 8:42 PM EDT
Astronomical Twilight 5:36 AM EDT 9:18 PM EDT
Moon 7:00 PM EDT (9/18) 6:17 AM EDT (9/18)
Length of Visible Light 13h 20m
Length of Day
12h 22m
Waxing Gibbous, 99% of the Moon is Illuminated
Sep 18
Waxing Gibbous
Sep 19
Full
Sep 26
Last Quarter
Oct 4
New
Oct 11
First 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 45.0 °F - 43.0 °F 93% 30.21 in 10.0 mi Calm Calm - N/A   Clear
1:54 AM 42.1 °F - 39.9 °F 92% 30.21 in 10.0 mi Calm Calm - N/A   Clear
2:54 AM 43.0 °F - 41.0 °F 93% 30.21 in 8.0 mi Calm Calm - N/A   Partly Cloudy
3:05 AM 41.0 °F - 39.2 °F 93% 30.20 in 2.5 mi Calm Calm - N/A   Mostly Cloudy
3:07 AM 41.0 °F - 39.2 °F 93% 30.20 in 0.8 mi Calm Calm - N/A   Mist
3:15 AM 39.2 °F - 39.2 °F 100% 30.19 in 0.2 mi Calm Calm - N/A Fog Fog
3:26 AM 41.0 °F - 41.0 °F 100% 30.19 in 1.0 mi Calm Calm - N/A   Mist
3:32 AM 39.2 °F - 39.2 °F 100% 30.19 in 3.0 mi Calm Calm - N/A   Mostly Cloudy
3:35 AM 39.2 °F 37.0 °F 39.2 °F 100% 30.18 in 1.5 mi South 3.5 mph - N/A   Mostly Cloudy
3:37 AM 39.2 °F 37.0 °F 39.2 °F 100% 30.18 in 0.8 mi SSE 3.5 mph - N/A   Mist
3:47 AM 39.2 °F - 39.2 °F 100% 30.18 in 1.8 mi Calm Calm - N/A   Scattered Clouds
3:54 AM 39.0 °F - 39.0 °F 100% 30.19 in 4.0 mi Calm Calm - N/A   Scattered Clouds
3:58 AM 39.2 °F - 39.2 °F 100% 30.18 in 1.8 mi Calm Calm - N/A   Partly Cloudy
4:09 AM 41.0 °F - 39.2 °F 93% 30.17 in 4.0 mi Calm Calm - N/A   Clear
4:54 AM 39.0 °F - 37.9 °F 96% 30.18 in 10.0 mi Calm Calm - N/A   Clear
5:54 AM 39.0 °F - 37.9 °F 96% 30.18 in 10.0 mi Calm Calm - N/A   Clear
6:54 AM 39.9 °F - 37.9 °F 93% 30.18 in 10.0 mi Calm Calm - N/A   Clear
7:54 AM 39.9 °F - 39.0 °F 97% 30.18 in 10.0 mi Calm Calm - N/A   Clear
8:54 AM 48.0 °F - 45.0 °F 89% 30.17 in 10.0 mi Calm Calm - N/A   Clear
9:54 AM 55.9 °F - 50.0 °F 80% 30.17 in 10.0 mi SW 3.5 mph - N/A   Clear
10:54 AM 61.0 °F - 52.0 °F 72% 30.14 in 10.0 mi SSE 6.9 mph - N/A   Clear
11:54 AM 68.0 °F - 50.0 °F 52% 30.12 in 10.0 mi Variable 3.5 mph - N/A   Clear
12:54 PM 71.1 °F - 48.9 °F 45% 30.10 in 10.0 mi SSW 11.5 mph 18.4 mph N/A   Clear
1:54 PM 73.9 °F - 51.1 °F 45% 30.07 in 10.0 mi South 9.2 mph - N/A   Clear
2:54 PM 75.0 °F - 48.9 °F 40% 30.05 in 10.0 mi South 12.7 mph 20.7 mph N/A   Mostly Cloudy
3:54 PM 75.0 °F - 50.0 °F 41% 30.03 in 10.0 mi SSW 10.4 mph 16.1 mph N/A   Partly Cloudy
4:54 PM 73.0 °F - 51.1 °F 46% 30.02 in 10.0 mi SSW 9.2 mph - N/A   Overcast
5:54 PM 73.0 °F - 51.1 °F 46% 30.01 in 10.0 mi South 9.2 mph - N/A   Clear
6:54 PM 69.1 °F - 55.9 °F 63% 30.01 in 10.0 mi SE 8.1 mph - N/A   Mostly Cloudy
7:54 PM 64.9 °F - 57.0 °F 75% 30.00 in 10.0 mi SE 4.6 mph - N/A   Partly Cloudy
8:54 PM 64.0 °F - 57.9 °F 80% 30.01 in 10.0 mi SSE 4.6 mph - N/A   Mostly Cloudy
9:54 PM 63.0 °F - 57.0 °F 81% 30.01 in 10.0 mi SE 3.5 mph - N/A   Mostly Cloudy
10:54 PM 60.1 °F - 57.0 °F 90% 30.01 in 10.0 mi SSE 3.5 mph - N/A   Mostly Cloudy
11:54 PM 61.0 °F - 55.0 °F 81% 30.00 in 10.0 mi South 4.6 mph - N/A   Scattered Clouds