Gaithersburg, MD

4:06 PM EDT on April 27, 2017 (GMT -0400)
Montgomery County

Weather History for KGAI - December, 2012

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Sunday, December 23, 2012

  Actual Average (KCGS) Record (KCGS)
Temperature  
Mean Temperature 36 °F -  
Max Temperature 46 °F 44 °F 82 °F (2006)
Min Temperature 26 °F 27 °F -3 °F (1960)
Degree Days  
Heating Degree Days 29    
Moisture  
Dew Point 19 °F    
Average Humidity 58    
Maximum Humidity 74    
Minimum Humidity 32    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.99 in    
Wind  
Wind Speed 6 mph (West)    
Max Wind Speed 15 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

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Daily Weather History Graph

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Date:

Astronomy

Dec. 23, 2012 Rise Set
Actual Time 7:25 AM EST 4:50 PM EST
Civil Twilight 6:55 AM EST 5:20 PM EST
Nautical Twilight 6:21 AM EST 5:54 PM EST
Astronomical Twilight 5:49 AM EST 6:26 PM EST
Moon 1:39 PM EST (12/23) 3:07 AM EST (12/23)
Length of Visible Light 10h 25m
Length of Day
9h 24m
Waxing Gibbous, 81% of the Moon is Illuminated
Dec 23
Waxing Gibbous
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 30.2 °F 25.4 °F 17.6 °F 60% 30.04 in 10.0 mi WSW 4.6 mph - N/A   Clear
12:35 AM 28.4 °F 21.2 °F 17.6 °F 64% 30.05 in 10.0 mi WNW 6.9 mph - N/A   Clear
12:55 AM 28.4 °F 20.4 °F 19.4 °F 69% 30.04 in 10.0 mi WNW 8.1 mph - N/A   Clear
1:15 AM 28.4 °F 19.1 °F 17.6 °F 64% 30.03 in 10.0 mi WNW 10.4 mph - N/A   Clear
1:35 AM 28.4 °F 19.7 °F 17.6 °F 64% 30.04 in 10.0 mi NW 9.2 mph - N/A   Clear
1:55 AM 28.4 °F 19.1 °F 17.6 °F 64% 30.04 in 10.0 mi WNW 10.4 mph 16.1 mph N/A   Clear
2:15 AM 30.2 °F 19.8 °F 17.6 °F 60% 30.05 in 10.0 mi WNW 13.8 mph - N/A   Clear
2:35 AM 30.2 °F 19.3 °F 17.6 °F 60% 30.06 in 10.0 mi NW 15.0 mph 20.7 mph N/A   Clear
2:55 AM 30.2 °F 20.8 °F 17.6 °F 60% 30.06 in 10.0 mi NW 11.5 mph 17.3 mph N/A   Clear
3:15 AM 30.2 °F 21.3 °F 17.6 °F 60% 30.06 in 10.0 mi WNW 10.4 mph - N/A   Clear
3:35 AM 30.2 °F 20.8 °F 17.6 °F 60% 30.06 in 10.0 mi WNW 11.5 mph 16.1 mph N/A   Clear
3:55 AM 28.4 °F 18.5 °F 17.6 °F 64% 30.06 in 10.0 mi NW 11.5 mph - N/A   Clear
4:15 AM 28.4 °F 19.7 °F 17.6 °F 64% 30.06 in 10.0 mi NW 9.2 mph - N/A   Clear
4:35 AM 28.4 °F 20.4 °F 17.6 °F 64% 30.06 in 10.0 mi NW 8.1 mph - N/A   Clear
4:55 AM 26.6 °F 18.2 °F 17.6 °F 69% 30.06 in 10.0 mi NW 8.1 mph - N/A   Clear
5:15 AM 26.6 °F 19.1 °F 17.6 °F 69% 30.06 in 10.0 mi NW 6.9 mph - N/A   Clear
2:35 PM 46.4 °F 43.5 °F 17.6 °F 32% 29.92 in 10.0 mi WSW 5.8 mph - N/A   Clear
2:55 PM 46.4 °F 42.4 °F 17.6 °F 32% 29.92 in 10.0 mi WSW 8.1 mph - N/A   Clear
3:15 PM 46.4 °F 43.5 °F 17.6 °F 32% 29.92 in 10.0 mi WSW 5.8 mph - N/A   Clear
3:35 PM 44.6 °F 42.2 °F 17.6 °F 34% 29.92 in 10.0 mi WSW 4.6 mph - N/A   Clear
3:55 PM 44.6 °F 43.1 °F 17.6 °F 34% 29.93 in 10.0 mi SW 3.5 mph - N/A   Clear
4:15 PM 42.8 °F 39.3 °F 19.4 °F 39% 29.93 in 10.0 mi SSW 5.8 mph - N/A   Clear
4:35 PM 42.8 °F 40.1 °F 19.4 °F 39% 29.93 in 10.0 mi South 4.6 mph - N/A   Clear
4:55 PM 41.0 °F - 19.4 °F 42% 29.93 in 10.0 mi Calm Calm - N/A   Clear
5:15 PM 39.2 °F 37.0 °F 17.6 °F 42% 29.93 in 10.0 mi South 3.5 mph - N/A   Clear
5:35 PM 39.2 °F - 19.4 °F 45% 29.94 in 10.0 mi Calm Calm - N/A   Clear
5:55 PM 37.4 °F - 19.4 °F 48% 29.94 in 10.0 mi Calm Calm - N/A   Clear
6:15 PM 35.6 °F - 19.4 °F 52% 29.94 in 10.0 mi Calm Calm - N/A   Clear
6:35 PM 35.6 °F - 19.4 °F 52% 29.94 in 10.0 mi Calm Calm - N/A   Clear
6:55 PM 33.8 °F - 19.4 °F 56% 29.95 in 10.0 mi Calm Calm - N/A   Clear
7:15 PM 32.0 °F - 23.0 °F 69% 29.96 in 10.0 mi Calm Calm - N/A   Clear
7:35 PM 32.0 °F - 23.0 °F 69% 29.96 in 10.0 mi Calm Calm - N/A   Clear
7:55 PM 32.0 °F - 21.2 °F 64% 29.96 in 10.0 mi Calm Calm - N/A   Clear
8:15 PM 30.2 °F - 19.4 °F 64% 29.96 in 10.0 mi Calm Calm - N/A   Clear
8:35 PM 28.4 °F - 21.2 °F 74% 29.97 in 10.0 mi Calm Calm - N/A   Clear
8:55 PM 28.4 °F - 21.2 °F 74% 29.97 in 10.0 mi Calm Calm - N/A   Clear
9:15 PM 28.4 °F - 21.2 °F 74% 29.97 in 10.0 mi Calm Calm - N/A   Clear
9:55 PM 28.4 °F - 19.4 °F 69% 29.99 in 10.0 mi Calm Calm - N/A   Clear
10:15 PM 28.4 °F - 19.4 °F 69% 29.99 in 10.0 mi Calm Calm - N/A   Clear
10:35 PM 30.2 °F - 19.4 °F 64% 30.00 in 10.0 mi Calm Calm - N/A   Clear
10:55 PM 28.4 °F - 19.4 °F 69% 30.00 in 10.0 mi Calm Calm - N/A   Clear
11:15 PM 28.4 °F 24.6 °F 19.4 °F 69% 30.00 in 10.0 mi SSE 3.5 mph - N/A   Clear
11:35 PM 28.4 °F - 19.4 °F 69% 30.00 in 10.0 mi Calm Calm - N/A   Clear
11:55 PM 28.4 °F - 21.2 °F 74% 30.01 in 10.0 mi Calm Calm - N/A   Clear