Annapolis Naval Academy, MD

5:15 PM EST on November 11, 2019 (GMT -0500)
Annapolis Naval Academy

Weather History for KNAK - September, 2019

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Thursday, September 12, 2019

  Actual Average (KBWI) Record (KBWI)
Temperature  
Mean Temperature 86 °F -  
Max Temperature 96 °F 81 °F 96 °F (1931)
Min Temperature 77 °F 59 °F 43 °F (1967)
Cooling Degree Days 21    
Growing Degree Days 36 (Base 50)    
Moisture  
Dew Point 69 °F    
Average Humidity 61    
Maximum Humidity 77    
Minimum Humidity 36    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.07 in    
Wind  
Wind Speed 4 mph (NNW)    
Max Wind Speed 12 mph    
Max Gust Speed 21 mph    
Visibility 10 miles    
Events      
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Sep. 12, 2019 Rise Set
Actual Time 6:44 AM EDT 7:19 PM EDT
Civil Twilight 6:17 AM EDT 7:46 PM EDT
Nautical Twilight 5:45 AM EDT 8:17 PM EDT
Astronomical Twilight 5:13 AM EDT 8:50 PM EDT
Moon 7:01 PM EDT (9/12) 5:03 AM EDT (9/12)
Length of Visible Light 13h 28m
Length of Day
12h 35m
Waxing Gibbous, 98% of the Moon is Illuminated
Sep 12
Waxing Gibbous
Sep 14
Full
Sep 21
Last Quarter
Sep 28
New
Oct 5
First Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 79.0 °F - 69.1 °F 72% 30.06 in 10.0 mi Calm Calm - N/A   Clear
1:54 AM 78.1 °F - 69.1 °F 74% 30.04 in 10.0 mi Calm Calm - N/A   Clear
2:54 AM 80.1 °F 82.7 °F 68.0 °F 67% 30.03 in 10.0 mi NW 4.6 mph - N/A   Clear
3:54 AM 79.0 °F - 68.0 °F 69% 30.03 in 10.0 mi NW 4.6 mph - N/A   Unknown
4:54 AM 79.0 °F - 69.1 °F 72% 30.04 in 10.0 mi North 5.8 mph - N/A   Clear
5:54 AM 77.0 °F - 69.1 °F 76% 30.06 in 10.0 mi Calm Calm - N/A   Clear
7:54 AM 79.0 °F - 68.0 °F 69% 30.08 in 10.0 mi Calm Calm - N/A   Clear
8:54 AM 82.0 °F 85.9 °F 70.0 °F 67% 30.09 in 10.0 mi NNW 3.5 mph - N/A   Clear
9:54 AM 84.9 °F 90.1 °F 71.1 °F 63% 30.09 in 10.0 mi North 5.8 mph - N/A   Clear
10:54 AM 90.0 °F 95.4 °F 70.0 °F 52% 30.08 in 10.0 mi NNW 4.6 mph - N/A   Clear
11:54 AM 91.9 °F 95.9 °F 68.0 °F 45% 30.07 in 10.0 mi NW 6.9 mph - N/A   Clear
12:54 PM 93.0 °F 95.9 °F 66.0 °F 41% 30.06 in 10.0 mi NW 8.1 mph - N/A   Clear
1:54 PM 93.9 °F 96.1 °F 64.9 °F 38% 30.05 in 10.0 mi NW 11.5 mph - N/A   Clear
2:54 PM 95.0 °F 97.4 °F 64.9 °F 37% 30.03 in 10.0 mi NW 10.4 mph - N/A   Clear
3:54 PM 95.0 °F 97.0 °F 64.0 °F 36% 30.03 in 10.0 mi NW 10.4 mph - N/A   Scattered Clouds
4:54 PM 95.0 °F 97.0 °F 64.0 °F 36% 30.03 in 10.0 mi NW 5.8 mph - N/A   Clear
5:54 PM 86.0 °F 90.7 °F 70.0 °F 59% 30.06 in 10.0 mi Variable 4.6 mph - 0.00 in   Scattered Clouds
6:54 PM 84.9 °F 89.4 °F 70.0 °F 61% 30.06 in 10.0 mi Calm Calm - 0.00 in   Clear
7:54 PM 82.9 °F 89.4 °F 73.9 °F 74% 30.08 in 10.0 mi Calm Calm - N/A   Overcast
8:54 PM 82.0 °F 86.3 °F 71.1 °F 69% 30.12 in 10.0 mi NE 11.5 mph 18.4 mph N/A   Mostly Cloudy
9:54 PM 80.1 °F 83.6 °F 71.1 °F 74% 30.15 in 7.0 mi NE 6.9 mph - N/A   Partly Cloudy
10:18 PM 79.0 °F - 71.1 °F 77% 30.15 in 10.0 mi ENE 6.9 mph - N/A   Mostly Cloudy
10:54 PM 79.0 °F - 70.0 °F 74% 30.17 in 10.0 mi ENE 9.2 mph 20.7 mph N/A   Overcast