Weather History for Gaithersburg, MD

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Tuesday, December 24, 2013

  Actual Average (KCGS) Record (KCGS)
Temperature  
Mean Temperature 29 °F -  
Max Temperature 37 °F 45 °F 69 °F (1990)
Min Temperature 19 °F 27 °F 8 °F (1989)
Degree Days  
Heating Degree Days 36    
Moisture  
Dew Point 16 °F    
Average Humidity 57    
Maximum Humidity 86    
Minimum Humidity 40    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.30 in    
Wind  
Wind Speed 6 mph (NW)    
Max Wind Speed 24 mph    
Max Gust Speed 30 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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Date:

Astronomy

Dec. 24, 2013 Rise Set
Actual Time 7:25 AM EST 4:50 PM EST
Civil Twilight 6:55 AM EST 5:21 PM EST
Nautical Twilight 6:22 AM EST 5:54 PM EST
Astronomical Twilight 5:49 AM EST 6:27 PM EST
Moon 11:54 PM EST (12/24) 11:21 AM EST (12/24)
Length of Visible Light 10h 25m
Length of Day
9h 25m
Waning Gibbous, 59% of the Moon is Illuminated
Dec 24
Waning Gibbous
Dec 25
Last Quarter
Jan 1
New
Jan 7
First Quarter
Jan 15
Full

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 35.6 °F - 24.8 °F 65% 30.25 in 10.0 mi Calm Calm - N/A   Clear
12:35 AM 35.6 °F 32.8 °F 24.8 °F 65% 30.24 in 10.0 mi NW 3.5 mph - N/A   Clear
12:55 AM 35.6 °F 30.7 °F 23.0 °F 60% 30.24 in 10.0 mi NNW 5.8 mph - N/A   Clear
1:15 AM 33.8 °F 27.7 °F 21.2 °F 60% 30.24 in 10.0 mi NW 6.9 mph - N/A   Clear
1:35 AM 33.8 °F 28.6 °F 21.2 °F 60% 30.24 in 10.0 mi NW 5.8 mph - N/A   Clear
1:55 AM 33.8 °F 28.6 °F 21.2 °F 60% 30.24 in 10.0 mi NNW 5.8 mph - N/A   Clear
2:15 AM 33.8 °F 27.0 °F 21.2 °F 60% 30.24 in 10.0 mi NW 8.1 mph - N/A   Clear
2:35 AM 33.8 °F 28.6 °F 19.4 °F 56% 30.24 in 10.0 mi NW 5.8 mph - N/A   Clear
2:55 AM 33.8 °F 30.8 °F 19.4 °F 56% 30.24 in 10.0 mi NNW 3.5 mph - N/A   Clear
3:15 AM 32.0 °F 26.4 °F 19.4 °F 60% 30.25 in 10.0 mi NW 5.8 mph - N/A   Clear
3:35 AM 32.0 °F 28.7 °F 19.4 °F 60% 30.25 in 10.0 mi NW 3.5 mph - N/A   Clear
3:55 AM 32.0 °F 27.5 °F 19.4 °F 60% 30.24 in 10.0 mi NNW 4.6 mph - N/A   Clear
4:15 AM 30.2 °F - 19.4 °F 64% 30.23 in 10.0 mi Calm Calm - N/A   Clear
4:35 AM 30.2 °F 26.7 °F 19.4 °F 64% 30.23 in 10.0 mi NW 3.5 mph - N/A   Clear
4:55 AM 28.4 °F 24.6 °F 19.4 °F 69% 30.23 in 10.0 mi NW 3.5 mph - N/A   Clear
5:15 AM 28.4 °F - 19.4 °F 69% 30.23 in 10.0 mi Calm Calm - N/A   Clear
5:35 AM 28.4 °F - 21.2 °F 74% 30.23 in 10.0 mi Calm Calm - N/A   Clear
5:55 AM 28.4 °F - 21.2 °F 74% 30.23 in 10.0 mi Calm Calm - N/A   Clear
6:15 AM 28.4 °F - 19.4 °F 69% 30.23 in 10.0 mi Calm Calm - N/A   Clear
6:35 AM 28.4 °F 24.6 °F 21.2 °F 74% 30.24 in 10.0 mi NW 3.5 mph - N/A   Clear
6:55 AM 26.6 °F - 23.0 °F 86% 30.23 in 10.0 mi Calm Calm - N/A   Clear
7:15 AM 26.6 °F - 21.2 °F 80% 30.23 in 10.0 mi Calm Calm - N/A   Clear
7:35 AM 28.4 °F - 21.2 °F 74% 30.24 in 10.0 mi Calm Calm - N/A   Clear
7:55 AM 26.6 °F 22.6 °F 19.4 °F 74% 30.25 in 10.0 mi NW 3.5 mph - N/A   Clear
8:15 AM 28.4 °F 23.3 °F 21.2 °F 74% 30.26 in 10.0 mi WNW 4.6 mph - N/A   Clear
8:35 AM 30.2 °F 24.3 °F 21.2 °F 69% 30.26 in 10.0 mi NW 5.8 mph - N/A   Clear
8:55 AM 32.0 °F 26.4 °F 21.2 °F 64% 30.26 in 10.0 mi NW 5.8 mph - N/A   Clear
9:15 AM 33.8 °F 25.8 °F 19.4 °F 56% 30.27 in 10.0 mi WNW 10.4 mph - N/A   Clear
9:35 AM 33.8 °F 27.7 °F 19.4 °F 56% 30.27 in 10.0 mi NW 6.9 mph 16.1 mph N/A   Clear
9:55 AM 33.8 °F 26.4 °F 21.2 °F 60% 30.27 in 10.0 mi WNW 9.2 mph - N/A   Clear
10:15 AM 35.6 °F 30.7 °F 21.2 °F 56% 30.27 in 10.0 mi NNW 5.8 mph 16.1 mph N/A   Clear
10:35 AM 35.6 °F 29.9 °F 21.2 °F 56% 30.27 in 10.0 mi NNW 6.9 mph - N/A   Scattered Clouds
10:55 AM 37.4 °F 28.2 °F 21.2 °F 52% 30.26 in 10.0 mi WNW 16.1 mph 21.9 mph N/A   Scattered Clouds
11:15 AM 37.4 °F 31.4 °F 21.2 °F 52% 30.26 in 10.0 mi NW 8.1 mph 21.9 mph N/A   Partly Cloudy
11:35 AM 35.6 °F 28.0 °F 21.2 °F 56% 30.25 in 10.0 mi NW 10.4 mph 19.6 mph N/A   Clear
11:55 AM 35.6 °F 29.2 °F 21.2 °F 56% 30.24 in 10.0 mi NW 8.1 mph 18.4 mph N/A   Clear
12:15 PM 37.4 °F 29.8 °F 21.2 °F 52% 30.23 in 10.0 mi WNW 11.5 mph 17.3 mph N/A   Partly Cloudy
12:35 PM 35.6 °F 27.5 °F 19.4 °F 52% 30.24 in 10.0 mi NW 11.5 mph 27.6 mph N/A   Scattered Clouds
12:55 PM 35.6 °F 28.0 °F 21.2 °F 56% 30.23 in 8.0 mi WNW 10.4 mph - N/A   Mostly Cloudy
1:15 PM 35.6 °F 29.9 °F 21.2 °F 56% 30.23 in 10.0 mi West 6.9 mph 16.1 mph N/A   Overcast
1:35 PM 37.4 °F 29.3 °F 21.2 °F 52% 30.23 in 10.0 mi West 12.7 mph 18.4 mph N/A   Mostly Cloudy
1:55 PM 37.4 °F 29.3 °F 19.4 °F 48% 30.23 in 10.0 mi WNW 12.7 mph 21.9 mph N/A   Mostly Cloudy
2:15 PM 37.4 °F 28.5 °F 19.4 °F 48% 30.24 in 10.0 mi NW 15.0 mph 19.6 mph N/A   Scattered Clouds
2:35 PM 35.6 °F 26.6 °F 19.4 °F 52% 30.24 in 10.0 mi WNW 13.8 mph - N/A   Partly Cloudy
2:55 PM 37.4 °F 26.1 °F 19.4 °F 48% 30.25 in 10.0 mi WNW 24.2 mph 29.9 mph N/A   Scattered Clouds
3:15 PM 30.2 °F 21.3 °F 24.8 °F 80% 30.27 in 4.0 mi NW 10.4 mph 17.3 mph N/A   Mostly Cloudy
3:35 PM 32.0 °F 22.1 °F 24.8 °F 75% 30.28 in 10.0 mi NW 13.8 mph 18.4 mph N/A   Mostly Cloudy
3:55 PM 33.8 °F 23.2 °F 21.2 °F 60% 30.29 in 10.0 mi WNW 17.3 mph 25.3 mph N/A   Mostly Cloudy
4:15 PM 33.8 °F 23.9 °F 19.4 °F 56% 30.30 in 10.0 mi NW 15.0 mph 23.0 mph N/A   Overcast
4:35 PM 32.0 °F 20.8 °F 10.4 °F 41% 30.31 in 10.0 mi WNW 17.3 mph 25.3 mph N/A   Partly Cloudy
4:55 PM 30.2 °F 20.8 °F 12.2 °F 47% 30.33 in 10.0 mi NW 11.5 mph 28.8 mph N/A   Clear
5:15 PM 30.2 °F 21.3 °F 8.6 °F 40% 30.35 in 10.0 mi NW 10.4 mph 20.7 mph N/A   Clear
5:35 PM 28.4 °F 18.5 °F 6.8 °F 40% 30.36 in 10.0 mi NW 11.5 mph 21.9 mph N/A   Clear
5:55 PM 28.4 °F 19.1 °F 6.8 °F 40% 30.37 in 10.0 mi NNW 10.4 mph 17.3 mph N/A   Mostly Cloudy
6:15 PM 28.4 °F 19.1 °F 6.8 °F 40% 30.38 in 10.0 mi NW 10.4 mph 21.9 mph N/A   Partly Cloudy
6:35 PM 26.6 °F 13.8 °F 8.6 °F 47% 30.39 in 10.0 mi NW 17.3 mph 23.0 mph N/A   Clear
6:55 PM 26.6 °F 15.2 °F 6.8 °F 43% 30.42 in 10.0 mi NNW 13.8 mph 24.2 mph N/A   Clear
7:15 PM 24.8 °F 13.4 °F 5.0 °F 43% 30.43 in 10.0 mi NW 12.7 mph 17.3 mph N/A   Clear
7:35 PM 24.8 °F 11.9 °F 3.2 °F 40% 30.44 in 10.0 mi NW 16.1 mph 25.3 mph N/A   Clear
7:55 PM 24.8 °F 14.0 °F 3.2 °F 40% 30.44 in 10.0 mi WNW 11.5 mph 19.6 mph N/A   Clear
8:15 PM 24.8 °F 12.4 °F 3.2 °F 40% 30.43 in 10.0 mi NW 15.0 mph 21.9 mph N/A   Clear
8:35 PM 23.0 °F 13.1 °F 5.0 °F 46% 30.45 in 10.0 mi NW 9.2 mph - N/A   Clear
8:55 PM 23.0 °F 10.1 °F 5.0 °F 46% 30.46 in 10.0 mi NW 15.0 mph 23.0 mph N/A   Clear
9:15 PM 23.0 °F 11.7 °F 3.2 °F 43% 30.47 in 10.0 mi NW 11.5 mph 17.3 mph N/A   Clear
9:35 PM 21.2 °F 9.5 °F 6.8 °F 54% 30.48 in 10.0 mi NW 11.5 mph 17.3 mph N/A   Clear
9:55 PM 21.2 °F 10.9 °F 5.0 °F 50% 30.47 in 10.0 mi NW 9.2 mph 18.4 mph N/A   Clear
10:15 PM 21.2 °F 8.9 °F 5.0 °F 50% 30.47 in 10.0 mi NW 12.7 mph 19.6 mph N/A   Clear
10:35 PM 21.2 °F 9.5 °F 6.8 °F 54% 30.47 in 10.0 mi NW 11.5 mph 20.7 mph N/A   Clear
10:55 PM 21.2 °F 10.9 °F 5.0 °F 50% 30.48 in 10.0 mi NW 9.2 mph 17.3 mph N/A   Clear
11:15 PM 21.2 °F 13.6 °F 6.8 °F 54% 30.47 in 10.0 mi NW 5.8 mph - N/A   Clear
11:35 PM 21.2 °F 14.9 °F 6.8 °F 54% 30.48 in 10.0 mi NW 4.6 mph - N/A   Clear
11:55 PM 19.4 °F 10.4 °F 5.0 °F 54% 30.48 in 10.0 mi NW 6.9 mph - N/A   Clear