Gaithersburg, MD

9:56 PM EST on December 15, 2019 (GMT -0500)
Montgomery County

Weather History for KGAI - October, 2019

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Monday, October 21, 2019

  Actual Average (WUND) Record (WUND)
Temperature  
Mean Temperature 60 °F -  
Max Temperature 70 °F - - (-1)
Min Temperature 51 °F - - (-1)
Degree Days  
Heating Degree Days 5    
Growing Degree Days 10 (Base 50)    
Moisture  
Dew Point 51 °F    
Average Humidity 79    
Maximum Humidity 97    
Minimum Humidity 53    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.11 in    
Wind  
Wind Speed 3 mph (SE)    
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

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Oct. 21, 2019 Rise Set
Actual Time 7:24 AM EDT 6:21 PM EDT
Civil Twilight 6:57 AM EDT 6:48 PM EDT
Nautical Twilight 6:25 AM EDT 7:20 PM EDT
Astronomical Twilight 5:54 AM EDT 7:51 PM EDT
Moon No Moon Rise 2:39 PM EDT (10/21)
Length of Visible Light 11h 51m
Length of Day
10h 57m
Waning Gibbous, 48% of the Moon is Illuminated
Oct 21
Waning Gibbous
Oct 27
New
Nov 4
First Quarter
Nov 12
Full
Nov 19
Last Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 52.0 °F 51.1 °F 97% 30.05 in 6.0 mi Variable 3.5 mph - N/A   Overcast
1:56 AM 52.0 °F 50.0 °F 93% 30.06 in 6.0 mi Variable 4.6 mph - N/A   Overcast
2:43 AM 51.8 °F 50.0 °F 94% 30.02 in 10.0 mi Variable 3.5 mph - N/A   Overcast
2:56 AM 52.0 °F 50.0 °F 93% 30.06 in 10.0 mi Calm Calm - N/A   Overcast
3:56 AM 52.0 °F 48.9 °F 89% 30.07 in 10.0 mi Calm Calm - N/A   Overcast
4:56 AM 52.0 °F 48.9 °F 89% 30.08 in 10.0 mi Calm Calm - N/A   Overcast
5:56 AM 52.0 °F 48.9 °F 89% 30.09 in 10.0 mi Calm Calm - N/A   Overcast
6:56 AM 52.0 °F 48.9 °F 89% 30.10 in 10.0 mi Calm Calm - N/A   Overcast
7:56 AM 52.0 °F 48.9 °F 89% 30.13 in 10.0 mi Calm Calm - N/A   Overcast
8:56 AM 53.1 °F 50.0 °F 89% 30.15 in 10.0 mi Calm Calm - N/A   Overcast
9:56 AM 55.0 °F 50.0 °F 83% 30.17 in 10.0 mi Variable 3.5 mph - N/A   Overcast
10:40 AM 59.0 °F 51.8 °F 77% 30.12 in 10.0 mi Variable 3.5 mph - N/A   Overcast
10:56 AM 60.1 °F 50.0 °F 69% 30.16 in 10.0 mi Variable 3.5 mph - N/A   Mostly Cloudy
11:09 AM 60.8 °F 51.8 °F 72% 30.12 in 10.0 mi Calm Calm - N/A   Partly Cloudy
11:56 AM 62.1 °F 50.0 °F 65% 30.14 in 10.0 mi Variable 4.6 mph - N/A   Clear
12:56 PM 66.0 °F 50.0 °F 56% 30.14 in 10.0 mi South 5.8 mph - N/A   Clear
1:56 PM 66.0 °F 51.1 °F 59% 30.12 in 10.0 mi Variable 3.5 mph - N/A   Clear
2:56 PM 66.0 °F 50.0 °F 56% 30.09 in 10.0 mi Calm Calm - N/A   Clear
3:56 PM 68.0 °F 51.1 °F 55% 30.10 in 10.0 mi Variable 3.5 mph - N/A   Clear
4:56 PM 69.1 °F 51.1 °F 53% 30.09 in 10.0 mi SE 5.8 mph - N/A   Clear
5:56 PM 64.9 °F 51.1 °F 61% 30.09 in 10.0 mi Variable 4.6 mph - N/A   Clear
6:56 PM 59.0 °F 52.0 °F 78% 30.10 in 10.0 mi ESE 4.6 mph - N/A   Clear
7:56 PM 55.9 °F 51.1 °F 84% 30.12 in 10.0 mi ESE 3.5 mph - N/A   Clear
8:56 PM 55.9 °F 51.1 °F 84% 30.13 in 10.0 mi SE 3.5 mph - N/A   Clear
9:56 PM 55.9 °F 52.0 °F 87% 30.13 in 10.0 mi Variable 3.5 mph - N/A   Clear
10:56 PM 55.0 °F 52.0 °F 89% 30.11 in 10.0 mi Variable 4.6 mph - N/A   Partly Cloudy
11:35 PM 57.2 °F 53.6 °F 88% 30.08 in 10.0 mi SE 9.2 mph - N/A   Mostly Cloudy
11:56 PM 57.0 °F 53.1 °F 87% 30.12 in 10.0 mi SE 6.9 mph - N/A   Overcast