Weather History for Frederick, MD

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Thursday, February 21, 2013

  Actual Average (KHGR) Record (KHGR)
Temperature  
Mean Temperature 30 °F -  
Max Temperature 37 °F 41 °F 66 °F (1997)
Min Temperature 23 °F 25 °F 9 °F (2008)
Degree Days  
Heating Degree Days 35    
Moisture  
Dew Point 16 °F    
Average Humidity 63    
Maximum Humidity 86    
Minimum Humidity 41    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.23 in    
Wind  
Wind Speed 10 mph (WNW)    
Max Wind Speed 20 mph    
Max Gust Speed 25 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

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Astronomy

Feb. 21, 2013 Rise Set
Actual Time 6:53 AM EST 5:53 PM EST
Civil Twilight 6:26 AM EST 6:20 PM EST
Nautical Twilight 5:54 AM EST 6:51 PM EST
Astronomical Twilight 5:23 AM EST 7:22 PM EST
Moon 2:07 PM EST (2/21) 3:55 AM EST (2/21)
Length of Visible Light 11h 54m
Length of Day
10h 59m
Waxing Gibbous, 83% of the Moon is Illuminated
Feb 21
Waxing Gibbous
Feb 25
Full
Mar 4
Last Quarter
Mar 11
New
Mar 19
First Quarter

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:05 AM 26.6 °F 15.7 °F 12.2 °F 55% 30.17 in 10.0 mi WNW 12.7 mph 19.6 mph N/A   Overcast
12:25 AM 26.6 °F 16.8 °F 12.2 °F 55% 30.17 in 10.0 mi WNW 10.4 mph 17.3 mph N/A   Overcast
12:45 AM 24.8 °F 14.6 °F 12.2 °F 59% 30.17 in 10.0 mi WNW 10.4 mph 16.1 mph N/A   Mostly Cloudy
1:05 AM 23.0 °F 14.7 °F 12.2 °F 63% 30.16 in 10.0 mi WNW 6.9 mph 20.7 mph N/A   Scattered Clouds
1:25 AM 23.0 °F 14.7 °F 12.2 °F 63% 30.17 in 10.0 mi West 6.9 mph - N/A   Scattered Clouds
1:45 AM 23.0 °F - 12.2 °F 63% 30.17 in 10.0 mi Calm Calm - N/A   Scattered Clouds
2:05 AM 23.0 °F 12.4 °F 12.2 °F 63% 30.16 in 10.0 mi WNW 10.4 mph 17.3 mph N/A   Scattered Clouds
2:25 AM 23.0 °F 11.1 °F 14.0 °F 68% 30.16 in 10.0 mi WNW 12.7 mph 18.4 mph N/A   Clear
2:45 AM 23.0 °F 9.6 °F 14.0 °F 68% 30.15 in 10.0 mi WNW 16.1 mph 20.7 mph N/A   Scattered Clouds
3:05 AM 23.0 °F 11.1 °F 14.0 °F 68% 30.16 in 10.0 mi WNW 12.7 mph 18.4 mph N/A   Overcast
3:25 AM 23.0 °F 10.6 °F 12.2 °F 63% 30.15 in 10.0 mi WNW 13.8 mph 18.4 mph N/A   Overcast
3:45 AM 23.0 °F 10.1 °F 14.0 °F 68% 30.16 in 10.0 mi West 15.0 mph 19.6 mph N/A   Overcast
4:05 AM 23.0 °F 10.6 °F 14.0 °F 68% 30.16 in 10.0 mi WNW 13.8 mph - N/A   Overcast
4:25 AM 23.0 °F 11.1 °F 14.0 °F 68% 30.17 in 10.0 mi WNW 12.7 mph 18.4 mph N/A   Overcast
4:45 AM 24.8 °F 14.0 °F 14.0 °F 64% 30.18 in 10.0 mi WNW 11.5 mph - N/A   Overcast
5:05 AM 24.8 °F 15.3 °F 14.0 °F 64% 30.18 in 10.0 mi WNW 9.2 mph - N/A   Overcast
5:25 AM 26.6 °F 17.5 °F 14.0 °F 59% 30.18 in 10.0 mi WNW 9.2 mph - N/A   Overcast
5:45 AM 26.6 °F 17.5 °F 14.0 °F 59% 30.18 in 10.0 mi WNW 9.2 mph - N/A   Overcast
6:50 AM 24.8 °F 16.1 °F 14.0 °F 64% 30.19 in 10.0 mi NW 8.1 mph - N/A   Mostly Cloudy
7:50 AM 24.8 °F 14.6 °F 12.2 °F 59% 30.21 in 10.0 mi NW 10.4 mph - N/A   Mostly Cloudy
8:47 AM 28.4 °F 18.5 °F 12.2 °F 51% 30.22 in 10.0 mi NNW 11.5 mph - N/A   Mostly Cloudy
9:50 AM 28.4 °F 18.0 °F 12.2 °F 51% 30.23 in 10.0 mi NW 12.7 mph 20.7 mph N/A   Mostly Cloudy
10:50 AM 32.0 °F 20.1 °F 15.8 °F 51% 30.23 in 10.0 mi NW 19.6 mph 24.2 mph N/A   Scattered Clouds
11:45 AM 33.8 °F 22.5 °F 15.8 °F 48% 30.22 in 10.0 mi NNW 19.6 mph 25.3 mph N/A   Scattered Clouds
12:48 PM 35.6 °F 25.2 °F 15.8 °F 44% 30.23 in 10.0 mi WNW 18.4 mph 25.3 mph N/A   Partly Cloudy
1:45 PM 37.4 °F 30.3 °F 15.8 °F 41% 30.20 in 10.0 mi WNW 10.4 mph 23.0 mph N/A   Scattered Clouds
2:45 PM 37.4 °F 28.5 °F 17.6 °F 45% 30.21 in 10.0 mi NW 15.0 mph 24.2 mph N/A   Partly Cloudy
3:50 PM 35.6 °F 25.5 °F 17.6 °F 48% 30.22 in 10.0 mi NW 17.3 mph - N/A   Clear
4:59 PM 35.6 °F 28.6 °F 17.6 °F 48% 30.23 in 10.0 mi NNW 9.2 mph - N/A   Clear
5:58 PM 32.0 °F 24.2 °F 17.6 °F 55% 30.27 in 10.0 mi NNW 9.2 mph 17.3 mph N/A   Clear
6:45 PM 28.4 °F 22.2 °F 17.6 °F 64% 30.30 in 10.0 mi NNW 5.8 mph - N/A   Clear
7:50 PM 26.6 °F 21.2 °F 17.6 °F 69% 30.32 in 10.0 mi North 4.6 mph - N/A   Clear
8:05 PM 28.4 °F - 19.4 °F 69% 30.32 in 10.0 mi Calm Calm - N/A   Clear
8:25 PM 28.4 °F - 19.4 °F 69% 30.33 in 10.0 mi Calm Calm - N/A   Clear
8:45 PM 28.4 °F 23.3 °F 19.4 °F 69% 30.34 in 10.0 mi WNW 4.6 mph - N/A   Clear
9:10 PM 26.6 °F 21.2 °F 19.4 °F 74% 30.34 in 10.0 mi NW 4.6 mph - N/A   Clear
9:30 PM 26.6 °F - 17.6 °F 69% 30.34 in 10.0 mi Calm Calm - N/A   Clear
9:50 PM 26.6 °F - 19.4 °F 74% 30.34 in 10.0 mi Calm Calm - N/A   Clear
10:10 PM 28.4 °F - 19.4 °F 69% 30.34 in 10.0 mi Calm Calm - N/A   Clear
10:50 PM 26.6 °F 22.6 °F 21.2 °F 80% 30.36 in 10.0 mi SSW 3.5 mph - N/A   Clear
11:10 PM 26.6 °F - 21.2 °F 80% 30.36 in 10.0 mi Calm Calm - N/A   Clear
11:30 PM 24.8 °F - 21.2 °F 86% 30.35 in 10.0 mi Calm Calm - N/A   Clear
11:50 PM 24.8 °F - 21.2 °F 86% 30.34 in 10.0 mi Calm Calm - N/A   Clear