Weather History for Gaithersburg, MD

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Wednesday, January 29, 2014

  Actual Average (KCGS) Record (KCGS)
Temperature  
Mean Temperature 12 °F -  
Max Temperature 19 °F 44 °F 73 °F (1975)
Min Temperature 6 °F 24 °F -7 °F (1961)
Degree Days  
Heating Degree Days 52    
Moisture  
Dew Point -4 °F    
Average Humidity 49    
Maximum Humidity 79    
Minimum Humidity 33    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.27 in    
Wind  
Wind Speed 6 mph (WNW)    
Max Wind Speed 16 mph    
Max Gust Speed 24 mph    
Visibility 9 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

Jan. 29, 2014 Rise Set
Actual Time 7:18 AM EST 5:26 PM EST
Civil Twilight 6:49 AM EST 5:54 PM EST
Nautical Twilight 6:17 AM EST 6:26 PM EST
Astronomical Twilight 5:45 AM EST 6:58 PM EST
Moon 5:52 AM EST (1/29) 4:23 PM EST (1/29)
Length of Visible Light 11h 04m
Length of Day
10h 08m
Waning Crescent, 2% of the Moon is Illuminated
Jan 29
Waning Crescent
Jan 30
New
Feb 6
First Quarter
Feb 14
Full
Feb 22
Last 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 10.4 °F 4.0 °F 3.2 °F 73% 30.26 in 2.5 mi NW 3.5 mph - N/A   Overcast
12:35 AM 10.4 °F 2.2 °F 5.0 °F 79% 30.25 in 5.0 mi NW 4.6 mph - N/A   Overcast
12:55 AM 10.4 °F 2.2 °F 3.2 °F 73% 30.25 in 3.0 mi NNW 4.6 mph - N/A   Overcast
1:15 AM 10.4 °F - 5.0 °F 79% 30.24 in 5.0 mi Calm Calm - N/A   Overcast
1:35 AM 10.4 °F - 5.0 °F 79% 30.24 in 5.0 mi Calm Calm - N/A   Overcast
1:55 AM 10.4 °F - 5.0 °F 79% 30.24 in 5.0 mi Calm Calm - N/A   Overcast
2:15 AM 10.4 °F 4.0 °F 5.0 °F 79% 30.23 in 10.0 mi NNW 3.5 mph - N/A   Scattered Clouds
2:35 AM 10.4 °F 2.2 °F 3.2 °F 73% 30.23 in 10.0 mi WNW 4.6 mph - N/A   Scattered Clouds
2:55 AM 10.4 °F 4.0 °F 5.0 °F 79% 30.22 in 10.0 mi NW 3.5 mph - N/A   Overcast
3:15 AM 10.4 °F 4.0 °F 3.2 °F 73% 30.22 in 10.0 mi WNW 3.5 mph - N/A   Scattered Clouds
3:35 AM 10.4 °F 2.2 °F 3.2 °F 73% 30.21 in 10.0 mi NW 4.6 mph - N/A   Clear
3:55 AM 10.4 °F 2.2 °F 3.2 °F 73% 30.21 in 10.0 mi NW 4.6 mph - N/A   Clear
4:15 AM 10.4 °F 0.8 °F 3.2 °F 73% 30.20 in 10.0 mi NW 5.8 mph - N/A   Clear
4:35 AM 10.4 °F 2.2 °F 3.2 °F 73% 30.21 in 10.0 mi NW 4.6 mph - N/A   Clear
4:55 AM 10.4 °F -1.5 °F 1.4 °F 67% 30.21 in 10.0 mi NW 8.1 mph - N/A   Clear
5:15 AM 10.4 °F -0.4 °F -0.4 °F 62% 30.22 in 10.0 mi NW 6.9 mph - N/A   Clear
5:35 AM 10.4 °F - -0.4 °F 62% 30.23 in 10.0 mi Calm Calm - N/A   Clear
5:55 AM 10.4 °F -4.1 °F -2.2 °F 57% 30.24 in 10.0 mi WNW 11.5 mph - N/A   Clear
6:15 AM 8.6 °F -1.3 °F -2.2 °F 62% 30.25 in 10.0 mi NW 5.8 mph - N/A   Clear
6:35 AM 8.6 °F -4.7 °F -7.6 °F 48% 30.26 in 10.0 mi WNW 9.2 mph - N/A   Clear
6:55 AM 8.6 °F 0.1 °F -7.6 °F 48% 30.26 in 10.0 mi NW 4.6 mph - N/A   Clear
7:15 AM 8.6 °F -5.5 °F -9.4 °F 44% 30.26 in 10.0 mi WNW 10.4 mph - N/A   Clear
7:35 AM 8.6 °F -8.3 °F -9.4 °F 44% 30.27 in 10.0 mi WNW 15.0 mph - N/A   Clear
7:55 AM 6.8 °F -6.9 °F -9.4 °F 48% 30.28 in 10.0 mi NW 9.2 mph - N/A   Clear
8:15 AM 8.6 °F -5.5 °F -9.4 °F 44% 30.28 in 10.0 mi NW 10.4 mph 17.3 mph N/A   Clear
8:35 AM 6.8 °F -2.0 °F -11.2 °F 44% 30.29 in 10.0 mi NW 4.6 mph - N/A   Clear
8:55 AM 8.6 °F -7.0 °F -9.4 °F 44% 30.28 in 10.0 mi NW 12.7 mph 20.7 mph N/A   Clear
9:15 AM 8.6 °F -7.7 °F -9.4 °F 44% 30.29 in 10.0 mi WNW 13.8 mph 18.4 mph N/A   Clear
9:35 AM 10.4 °F -4.8 °F -9.4 °F 41% 30.30 in 10.0 mi NW 12.7 mph 23.0 mph N/A   Clear
9:55 AM 10.4 °F -4.8 °F -9.4 °F 41% 30.29 in 10.0 mi NW 12.7 mph 20.7 mph N/A   Clear
10:15 AM 10.4 °F -1.5 °F -9.4 °F 41% 30.29 in 1.5 mi NNW 8.1 mph 19.6 mph N/A   Clear
10:35 AM 12.2 °F -4.3 °F -7.6 °F 41% 30.30 in 4.0 mi WNW 16.1 mph 24.2 mph N/A   Clear
10:55 AM 12.2 °F -3.7 °F -5.8 °F 45% 30.30 in 10.0 mi West 15.0 mph 19.6 mph N/A   Clear
11:15 AM 12.2 °F -3.7 °F -7.6 °F 41% 30.30 in 10.0 mi West 15.0 mph 19.6 mph N/A   Clear
11:35 AM 12.2 °F -1.8 °F -5.8 °F 45% 30.30 in 10.0 mi NW 11.5 mph 20.7 mph N/A   Clear
11:55 AM 14.0 °F 1.2 °F -5.8 °F 41% 30.30 in 10.0 mi WNW 10.4 mph 18.4 mph N/A   Clear
12:15 PM 15.8 °F 2.7 °F -5.8 °F 38% 30.28 in 10.0 mi West 11.5 mph 16.1 mph N/A   Clear
12:35 PM 15.8 °F 3.4 °F -4.0 °F 41% 30.28 in 10.0 mi WNW 10.4 mph - N/A   Clear
12:55 PM 15.8 °F 3.4 °F -5.8 °F 38% 30.27 in 10.0 mi NW 10.4 mph 18.4 mph N/A   Clear
1:15 PM 15.8 °F 3.4 °F -4.0 °F 41% 30.27 in 10.0 mi West 10.4 mph 18.4 mph N/A   Clear
1:35 PM 17.6 °F 2.7 °F -4.0 °F 38% 30.26 in 10.0 mi WNW 16.1 mph 23.0 mph N/A   Clear
1:55 PM 17.6 °F 5.0 °F -4.0 °F 38% 30.26 in 10.0 mi WNW 11.5 mph 20.7 mph N/A   Clear
2:15 PM 17.6 °F 4.3 °F -4.0 °F 38% 30.26 in 10.0 mi West 12.7 mph 18.4 mph N/A   Clear
2:35 PM 17.6 °F 3.7 °F -4.0 °F 38% 30.26 in 10.0 mi WNW 13.8 mph - N/A   Clear
2:55 PM 17.6 °F 6.4 °F -4.0 °F 38% 30.26 in 10.0 mi West 9.2 mph 17.3 mph N/A   Clear
3:15 PM 19.4 °F 7.2 °F -2.2 °F 39% 30.25 in 10.0 mi WNW 11.5 mph 19.6 mph N/A   Clear
3:35 PM 19.4 °F 5.5 °F -4.0 °F 36% 30.24 in 10.0 mi West 15.0 mph 18.4 mph N/A   Clear
3:55 PM 19.4 °F 8.6 °F -4.0 °F 36% 30.24 in 10.0 mi WNW 9.2 mph 16.1 mph N/A   Clear
4:15 PM 19.4 °F 7.9 °F -4.0 °F 36% 30.24 in 10.0 mi WNW 10.4 mph 17.3 mph N/A   Clear
4:35 PM 19.4 °F 6.0 °F -4.0 °F 36% 30.24 in 10.0 mi West 13.8 mph 17.3 mph N/A   Clear
4:55 PM 19.4 °F 9.5 °F -5.8 °F 33% 30.25 in 10.0 mi West 8.1 mph 17.3 mph N/A   Clear
5:15 PM 19.4 °F 6.6 °F -5.8 °F 33% 30.26 in 10.0 mi West 12.7 mph 18.4 mph N/A   Clear
5:35 PM 19.4 °F 10.4 °F -5.8 °F 33% 30.27 in 10.0 mi West 6.9 mph - N/A   Clear
5:55 PM 19.4 °F 10.4 °F -5.8 °F 33% 30.28 in 10.0 mi West 6.9 mph - N/A   Clear
6:15 PM 17.6 °F 10.7 °F -5.8 °F 35% 30.28 in 10.0 mi West 4.6 mph - N/A   Clear
6:35 PM 17.6 °F 7.3 °F -5.8 °F 35% 30.29 in 10.0 mi West 8.1 mph - N/A   Clear
6:55 PM 17.6 °F - -5.8 °F 35% 30.30 in 10.0 mi Calm Calm - N/A   Clear
7:15 PM 17.6 °F 10.7 °F -5.8 °F 35% 30.30 in 10.0 mi West 4.6 mph - N/A   Clear
7:35 PM 14.0 °F 3.9 °F -5.8 °F 41% 30.31 in 10.0 mi WNW 6.9 mph - N/A   Clear
7:55 PM 15.8 °F 10.2 °F -2.2 °F 45% 30.32 in 10.0 mi West 3.5 mph - N/A   Clear
8:15 PM 15.8 °F 8.6 °F -5.8 °F 38% 30.33 in 10.0 mi WSW 4.6 mph - N/A   Clear
8:35 PM 15.8 °F 8.6 °F -4.0 °F 41% 30.32 in 10.0 mi WNW 4.6 mph - N/A   Clear
8:55 PM 15.8 °F 8.6 °F -2.2 °F 45% 30.32 in 10.0 mi WNW 4.6 mph - N/A   Clear
9:15 PM 15.8 °F 8.6 °F -4.0 °F 41% 30.32 in 10.0 mi WNW 4.6 mph - N/A   Clear
9:35 PM 12.2 °F - -5.8 °F 45% 30.32 in 10.0 mi Calm Calm - N/A   Clear
9:55 PM 15.8 °F 7.2 °F -2.2 °F 45% 30.33 in 10.0 mi WNW 5.8 mph - N/A   Clear
10:15 PM 15.8 °F 3.4 °F -5.8 °F 38% 30.34 in 10.0 mi WNW 10.4 mph - N/A   Clear
10:35 PM 15.8 °F 7.2 °F -4.0 °F 41% 30.35 in 10.0 mi West 5.8 mph - N/A   Clear
10:55 PM 15.8 °F 6.1 °F -5.8 °F 38% 30.35 in 10.0 mi West 6.9 mph - N/A   Clear
11:15 PM 14.0 °F - -5.8 °F 41% 30.35 in 10.0 mi Calm Calm - N/A   Clear
11:35 PM 14.0 °F 8.2 °F -5.8 °F 41% 30.36 in 10.0 mi West 3.5 mph - N/A   Clear
11:55 PM 10.4 °F 2.2 °F -5.8 °F 48% 30.37 in 10.0 mi East 4.6 mph - N/A   Clear