Weather History for Frederick, MD

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Monday, December 31, 2012

  Actual Average (KHGR) Record (KHGR)
Temperature  
Mean Temperature 28 °F -  
Max Temperature 33 °F 38 °F 57 °F (2004)
Min Temperature 24 °F 24 °F 16 °F (1998)
Degree Days  
Heating Degree Days 36    
Moisture  
Dew Point 24 °F    
Average Humidity 78    
Maximum Humidity 87    
Minimum Humidity 65    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.20 in    
Wind  
Wind Speed 6 mph (SSW)    
Max Wind Speed 9 mph    
Max Gust Speed -    
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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Date:

Astronomy

Dec. 31, 2012 Rise Set
Actual Time 7:29 AM EST 4:56 PM EST
Civil Twilight 6:59 AM EST 5:26 PM EST
Nautical Twilight 6:25 AM EST 5:59 PM EST
Astronomical Twilight 5:53 AM EST 6:32 PM EST
Moon 8:23 PM EST (12/31) 9:11 AM EST (12/31)
Length of Visible Light 10h 26m
Length of Day
9h 26m
Waning Gibbous, 90% of the Moon is Illuminated
Dec 31
Waning Gibbous
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter
Jan 26
Full

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 28.4 °F 21.2 °F 21.2 °F 74% 30.33 in 10.0 mi West 6.9 mph - N/A   Clear
12:30 AM 28.4 °F 21.2 °F 21.2 °F 74% 30.33 in 10.0 mi SW 6.9 mph - N/A   Clear
12:50 AM 28.4 °F 21.2 °F 21.2 °F 74% 30.33 in 10.0 mi SW 6.9 mph - N/A   Clear
1:10 AM 26.6 °F 19.1 °F 21.2 °F 80% 30.33 in 10.0 mi SSW 6.9 mph - N/A   Clear
1:30 AM 26.6 °F 18.2 °F 21.2 °F 80% 30.33 in 10.0 mi SW 8.1 mph - N/A   Clear
1:55 AM 26.6 °F 21.2 °F 21.2 °F 80% 30.33 in 10.0 mi SW 4.6 mph - N/A   Clear
2:15 AM 24.8 °F 16.9 °F 21.2 °F 86% 30.33 in 10.0 mi SSW 6.9 mph - N/A   Clear
2:35 AM 26.6 °F 19.1 °F 21.2 °F 80% 30.34 in 10.0 mi SW 6.9 mph - N/A   Clear
2:55 AM 26.6 °F 19.1 °F 21.2 °F 80% 30.34 in 10.0 mi SSW 6.9 mph - N/A   Clear
3:20 AM 28.4 °F 22.2 °F 21.2 °F 74% 30.32 in 10.0 mi South 5.8 mph - N/A   Clear
3:40 AM 28.4 °F 22.2 °F 21.2 °F 74% 30.30 in 10.0 mi South 5.8 mph - N/A   Clear
4:00 AM 28.4 °F - 21.2 °F 74% 30.31 in 10.0 mi Calm Calm - N/A   Clear
4:20 AM 28.4 °F 23.3 °F 21.2 °F 74% 30.31 in 10.0 mi South 4.6 mph - N/A   Clear
4:45 AM 30.2 °F 21.9 °F 23.0 °F 75% 30.30 in 10.0 mi WSW 9.2 mph - N/A   Clear
5:05 AM 30.2 °F 21.9 °F 23.0 °F 75% 30.30 in 10.0 mi SW 9.2 mph - N/A   Clear
5:25 AM 28.4 °F 23.3 °F 23.0 °F 80% 30.28 in 10.0 mi South 4.6 mph - N/A   Clear
5:45 AM 28.4 °F 20.4 °F 21.2 °F 74% 30.29 in 10.0 mi SW 8.1 mph - N/A   Clear
5:50 AM 28.4 °F 19.7 °F 21.2 °F 74% 30.29 in 10.0 mi SW 9.2 mph - N/A   Clear
6:48 AM 26.6 °F 22.6 °F 19.4 °F 74% 30.28 in 10.0 mi SSW 3.5 mph - N/A   Clear
7:46 AM 24.8 °F - 21.2 °F 86% 30.28 in 10.0 mi Calm Calm - N/A   Clear
8:45 AM 28.4 °F - 21.2 °F 74% 30.27 in 10.0 mi Calm Calm - N/A   Clear
9:50 AM 30.2 °F 26.7 °F 23.0 °F 75% 30.28 in 10.0 mi SSW 3.5 mph - N/A   Clear
10:52 AM 33.8 °F - 23.0 °F 65% 30.25 in 10.0 mi Calm Calm - N/A   Clear
11:50 AM 33.8 °F 28.6 °F 23.0 °F 65% 30.22 in 10.0 mi SW 5.8 mph - N/A   Clear
12:46 PM 33.8 °F 27.7 °F 24.8 °F 70% 30.18 in 10.0 mi SSW 6.9 mph - N/A   Clear
1:50 PM 33.8 °F 29.6 °F 24.8 °F 70% 30.15 in 10.0 mi SW 4.6 mph - N/A   Clear
2:50 PM 33.8 °F 30.8 °F 26.6 °F 75% 30.12 in 10.0 mi SW 3.5 mph - N/A   Clear
3:50 PM 33.8 °F 28.6 °F 28.4 °F 81% 30.10 in 10.0 mi SSW 5.8 mph - N/A   Overcast
4:50 PM 33.8 °F 30.8 °F 26.6 °F 75% 30.10 in 10.0 mi WSW 3.5 mph - N/A   Overcast
5:50 PM 33.8 °F 30.8 °F 26.6 °F 75% 30.10 in 10.0 mi SW 3.5 mph - N/A   Mostly Cloudy
6:55 PM 33.8 °F 28.6 °F 26.6 °F 75% 30.08 in 10.0 mi SSW 5.8 mph - N/A   Mostly Cloudy
7:50 PM 33.8 °F 28.6 °F 26.6 °F 75% 30.06 in 10.0 mi SSW 5.8 mph - N/A   Scattered Clouds
7:55 PM 32.0 °F 27.5 °F 28.4 °F 87% 30.06 in 10.0 mi South 4.6 mph - N/A   Scattered Clouds
8:20 PM 32.0 °F - 28.4 °F 87% 30.05 in 10.0 mi Calm Calm - N/A   Scattered Clouds
8:40 PM 32.0 °F - 26.6 °F 80% 30.05 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
9:00 PM 32.0 °F 27.5 °F 28.4 °F 87% 30.05 in 10.0 mi South 4.6 mph - N/A   Overcast
9:20 PM 32.0 °F 28.7 °F 28.4 °F 87% 30.04 in 10.0 mi South 3.5 mph - N/A   Overcast
9:45 PM 33.8 °F 29.6 °F 28.4 °F 81% 30.03 in 10.0 mi South 4.6 mph - N/A   Overcast
10:05 PM 33.8 °F 29.6 °F 28.4 °F 81% 30.03 in 10.0 mi South 4.6 mph - N/A   Overcast
10:25 PM 33.8 °F 29.6 °F 28.4 °F 81% 30.03 in 10.0 mi South 4.6 mph - N/A   Overcast
11:10 PM 32.0 °F 27.5 °F 28.4 °F 87% 30.02 in 10.0 mi SSW 4.6 mph - N/A   Scattered Clouds
11:30 PM 32.0 °F 28.7 °F 28.4 °F 87% 30.02 in 10.0 mi SSE 3.5 mph - N/A   Clear
11:50 PM 32.0 °F 28.7 °F 28.4 °F 87% 30.01 in 10.0 mi SSE 3.5 mph - N/A   Clear