Gaithersburg, MD

7:57 AM EDT on October 22, 2017 (GMT -0400)
Montgomery County

Weather History for KGAI - July, 2013

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Friday, July 12, 2013

  Actual Average (KCGS) Record (KCGS)
Temperature  
Mean Temperature 68 °F -  
Max Temperature 73 °F 88 °F 100 °F (1988)
Min Temperature 64 °F 67 °F 54 °F (1954)
Cooling Degree Days 4    
Growing Degree Days 18 (Base 50)    
Moisture  
Dew Point 66 °F    
Average Humidity 90    
Maximum Humidity 100    
Minimum Humidity 78    
Precipitation  
Precipitation 0.69 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.02 in    
Wind  
Wind Speed 3 mph (NNW)    
Max Wind Speed 7 mph    
Max Gust Speed -    
Visibility 9 miles    
Events Thunderstorm    
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

Jul. 12, 2013 Rise Set
Actual Time 5:52 AM EDT 8:35 PM EDT
Civil Twilight 5:21 AM EDT 9:06 PM EDT
Nautical Twilight 4:41 AM EDT 9:46 PM EDT
Astronomical Twilight 3:57 AM EDT 10:30 PM EDT
Moon 10:05 AM EDT (7/12) 10:47 PM EDT (7/12)
Length of Visible Light 15h 45m
Length of Day
14h 42m
Waxing Crescent, 17% of the Moon is Illuminated
Jul 12
Waxing Crescent
Jul 15
First Quarter
Jul 22
Full
Jul 29
Last Quarter
Aug 6
New

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 73.4 °F 66.2 °F 78% 29.95 in 10.0 mi North - - N/A Thunderstorm Overcast
12:35 AM 71.6 °F 66.2 °F 83% 29.96 in 10.0 mi North - - N/A Thunderstorm Mostly Cloudy
12:55 AM 69.8 °F 68.0 °F 94% 29.96 in 7.0 mi North - - 0.02 in Thunderstorm Overcast
1:15 AM 69.8 °F 68.0 °F 94% 29.97 in 7.0 mi North - - N/A Thunderstorm Thunderstorm
1:35 AM 69.8 °F 68.0 °F 94% 29.97 in 8.0 mi North - - 0.01 in Thunderstorm Overcast
1:55 AM 69.8 °F 69.8 °F 100% 29.97 in 6.0 mi North - - 0.01 in Thunderstorm Mostly Cloudy
2:15 AM 69.8 °F 68.0 °F 94% 29.98 in 7.0 mi North - - N/A Thunderstorm Thunderstorm
2:35 AM 69.8 °F 68.0 °F 94% 29.99 in 5.0 mi North - - 0.02 in Thunderstorm Thunderstorm
2:55 AM 69.8 °F 66.2 °F 88% 29.99 in 5.0 mi North - - 0.08 in Thunderstorm Thunderstorm
3:15 AM 68.0 °F 66.2 °F 94% 29.99 in 3.0 mi North - - 0.12 in Thunderstorm Overcast
3:35 AM 68.0 °F 66.2 °F 94% 29.99 in 5.0 mi North - - 0.20 in   Overcast
3:55 AM 66.2 °F 66.2 °F 100% 29.98 in 5.0 mi North - - 0.27 in Thunderstorm Thunderstorm
4:15 AM 66.2 °F 64.4 °F 94% 29.98 in 6.0 mi North - - 0.07 in   Mostly Cloudy
4:35 AM 66.2 °F 64.4 °F 94% 29.98 in 5.0 mi North - - 0.13 in   Overcast
4:55 AM 66.2 °F 64.4 °F 94% 29.98 in 6.0 mi North - - 0.16 in   Overcast
5:15 AM 66.2 °F 64.4 °F 94% 29.98 in 7.0 mi North - - 0.02 in   Overcast
5:35 AM 66.2 °F 64.4 °F 94% 29.98 in 8.0 mi North - - 0.02 in   Mostly Cloudy
5:55 AM 66.2 °F 64.4 °F 94% 29.99 in 8.0 mi North - - 0.02 in   Overcast
6:15 AM 66.2 °F 64.4 °F 94% 29.99 in 7.0 mi North - - 0.01 in   Overcast
6:35 AM 66.2 °F 64.4 °F 94% 30.00 in 8.0 mi North - - 0.01 in   Mostly Cloudy
6:55 AM 66.2 °F 64.4 °F 94% 29.99 in 6.0 mi North - - 0.02 in   Mostly Cloudy
7:15 AM 66.2 °F 62.6 °F 88% 30.00 in 6.0 mi North - - 0.01 in   Overcast
7:35 AM 64.4 °F 62.6 °F 94% 30.01 in 8.0 mi North - - 0.02 in   Mostly Cloudy
7:55 AM 64.4 °F 62.6 °F 94% 30.01 in 9.0 mi North - - 0.03 in   Overcast
8:15 AM 66.2 °F 64.4 °F 94% 30.02 in 8.0 mi North - - 0.01 in   Overcast
8:35 AM 66.2 °F 64.4 °F 94% 30.02 in 7.0 mi North - - 0.02 in   Overcast
8:55 AM 66.2 °F 64.4 °F 94% 30.01 in 10.0 mi North - - 0.03 in   Scattered Clouds
9:15 AM 66.2 °F 64.4 °F 94% 30.00 in 10.0 mi North - - N/A   Clear
9:35 AM 66.2 °F 64.4 °F 94% 30.00 in 10.0 mi North - - N/A   Partly Cloudy
9:55 AM 66.2 °F 64.4 °F 94% 30.00 in 10.0 mi North - - 0.01 in   Clear
10:15 AM 66.2 °F 64.4 °F 94% 30.00 in 10.0 mi North - - N/A   Mostly Cloudy
10:35 AM 66.2 °F 64.4 °F 94% 30.01 in 9.0 mi North - - 0.01 in   Overcast
10:55 AM 68.0 °F 64.4 °F 88% 30.03 in 9.0 mi North - - 0.03 in   Overcast
11:15 AM 66.2 °F 66.2 °F 100% 30.02 in 9.0 mi North - - 0.01 in   Overcast
11:35 AM 68.0 °F 66.2 °F 94% 30.03 in 10.0 mi North - - 0.01 in   Overcast
11:55 AM 69.8 °F 66.2 °F 88% 30.04 in 10.0 mi North - - 0.01 in   Mostly Cloudy
12:15 PM 69.8 °F 66.2 °F 88% 30.05 in 10.0 mi North - - N/A   Overcast
12:35 PM 68.0 °F 66.2 °F 94% 30.05 in 10.0 mi North - - N/A   Overcast
12:55 PM 69.8 °F 66.2 °F 88% 30.04 in 10.0 mi North - - N/A   Mostly Cloudy
1:15 PM 68.0 °F 66.2 °F 94% 30.04 in 10.0 mi North - - N/A   Overcast
1:35 PM 69.8 °F 66.2 °F 88% 30.03 in 10.0 mi North - - N/A   Mostly Cloudy
1:55 PM 69.8 °F 66.2 °F 88% 30.03 in 10.0 mi North - - N/A   Overcast
2:15 PM 69.8 °F 66.2 °F 88% 30.04 in 10.0 mi North - - N/A   Mostly Cloudy
2:35 PM 71.6 °F 66.2 °F 83% 30.04 in 10.0 mi North - - N/A   Mostly Cloudy
2:55 PM 71.6 °F 66.2 °F 83% 30.04 in 8.0 mi North - - N/A   Mostly Cloudy
3:15 PM 73.4 °F 66.2 °F 78% 30.04 in 10.0 mi North - - N/A   Scattered Clouds
3:35 PM 73.4 °F 66.2 °F 78% 30.04 in 10.0 mi North - - N/A   Scattered Clouds
3:55 PM 73.4 °F 66.2 °F 78% 30.04 in 10.0 mi North - - N/A   Mostly Cloudy
4:15 PM 71.6 °F 66.2 °F 83% 30.04 in 10.0 mi NNE 4.6 mph - N/A   Overcast
4:35 PM 71.6 °F 66.2 °F 83% 30.04 in 10.0 mi NNW 3.5 mph - N/A   Overcast
4:55 PM 71.6 °F 66.2 °F 83% 30.04 in 10.0 mi North 3.5 mph - N/A   Overcast
5:15 PM 69.8 °F 66.2 °F 88% 30.04 in 10.0 mi North 5.8 mph - N/A   Overcast
5:35 PM 69.8 °F 66.2 °F 88% 30.04 in 7.0 mi Calm Calm - N/A   Overcast
5:55 PM 69.8 °F 66.2 °F 88% 30.04 in 10.0 mi Calm Calm - N/A   Overcast
6:15 PM 69.8 °F 66.2 °F 88% 30.04 in 10.0 mi Calm Calm - N/A   Overcast
6:35 PM 71.6 °F 66.2 °F 83% 30.04 in 10.0 mi North 3.5 mph - N/A   Overcast
6:55 PM 69.8 °F 66.2 °F 88% 30.04 in 10.0 mi North 3.5 mph - N/A   Overcast
7:15 PM 69.8 °F 66.2 °F 88% 30.04 in 10.0 mi NNW 3.5 mph - N/A   Mostly Cloudy
7:35 PM 69.8 °F 66.2 °F 88% 30.05 in 10.0 mi NW 6.9 mph - N/A   Mostly Cloudy
7:55 PM 69.8 °F 66.2 °F 88% 30.05 in 10.0 mi Calm Calm - N/A   Overcast
8:15 PM 69.8 °F 66.2 °F 88% 30.05 in 10.0 mi NW 4.6 mph - N/A   Overcast
8:35 PM 69.8 °F 66.2 °F 88% 30.05 in 10.0 mi Calm Calm - N/A   Overcast
8:55 PM 69.8 °F 66.2 °F 88% 30.05 in 10.0 mi Calm Calm - N/A   Overcast
9:15 PM 69.8 °F 66.2 °F 88% 30.06 in 10.0 mi NNW 3.5 mph - N/A   Overcast
9:35 PM 69.8 °F 66.2 °F 88% 30.06 in 10.0 mi NNW 3.5 mph - N/A   Overcast
9:55 PM 69.8 °F 66.2 °F 88% 30.07 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:15 PM 69.8 °F 66.2 °F 88% 30.05 in 10.0 mi Calm Calm - N/A   Overcast
10:35 PM 69.8 °F 66.2 °F 88% 30.06 in 10.0 mi Calm Calm - N/A   Overcast
10:55 PM 69.8 °F 66.2 °F 88% 30.07 in 10.0 mi NNW 3.5 mph - N/A   Overcast
11:15 PM 69.8 °F 66.2 °F 88% 30.06 in 10.0 mi North 3.5 mph - N/A   Overcast
11:35 PM 69.8 °F 66.2 °F 88% 30.07 in 10.0 mi Calm Calm - N/A   Overcast
11:55 PM 69.8 °F 66.2 °F 88% 30.07 in 10.0 mi Calm Calm - N/A   Overcast