Weather History for Baltimore, MD

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Saturday, August 20, 2011

  Actual Average Record
Temperature  
Mean Temperature 75 °F 75 °F  
Max Temperature 87 °F 85 °F 105 °F (1983)
Min Temperature 63 °F 65 °F 49 °F (1998)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 June heating degree days 0 15  
Since 1 July heating degree days 0 0  
Cooling Degree Days 10 10  
Month to date cooling degree days 261 216  
Year to date cooling degree days 1300 910  
Since 1 June cooling degree days 1115 826  
Growing Degree Days 25 (Base 50)    
Moisture  
Dew Point 65 °F    
Average Humidity 73    
Maximum Humidity 100    
Minimum Humidity 45    
Precipitation  
Precipitation 0.00 in 0.11 in 2.75 in (1997)
Month to date precipitation 4.31 2.18  
Year to date precipitation 26.87 26.74  
Snow  
Snow 0.00 in 0.00 in - ()
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 0.0 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.98 in    
Wind  
Wind Speed 3 mph (SSE)    
Max Wind Speed 13 mph    
Max Gust Speed 16 mph    
Visibility 9 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Aug. 20, 2011 Rise Set
Actual Time 6:24 AM EDT 7:55 PM EDT
Civil Twilight 5:55 AM EDT 8:23 PM EDT
Nautical Twilight 5:21 AM EDT 8:57 PM EDT
Astronomical Twilight 4:45 AM EDT 9:33 PM EDT
Moon 11:05 PM EDT 12:58 PM EDT
Length of Visible Light 14h 27m
Length of Day
13h 31m
Waning Gibbous, 62% of the Moon is Illuminated
Aug 20
Waning Gibbous
Aug 21
Last Quarter
Aug 28
New
Sep 4
First Quarter
Sep 12
Full

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 66.2 °F - 64.4 °F 94% 29.95 in 10.0 mi WNW 3.5 mph - N/A   Mostly Cloudy
1:54 AM 66.0 °F - 63.0 °F 90% 29.94 in 10.0 mi WSW 3.5 mph - N/A   Scattered Clouds
2:54 AM 66.0 °F - 64.0 °F 93% 29.94 in 10.0 mi Calm Calm - N/A   Clear
3:54 AM 66.2 °F - 62.6 °F 88% 29.94 in 10.0 mi Calm Calm - N/A   Clear
4:54 AM 64.9 °F - 63.0 °F 93% 29.95 in 10.0 mi Calm Calm - N/A   Clear
5:54 AM 64.0 °F - 62.1 °F 93% 29.97 in 9.0 mi Calm Calm - N/A   Clear
6:54 AM 63.0 °F - 62.1 °F 97% 30.00 in 9.0 mi Calm Calm - N/A   Partly Cloudy
7:54 AM 68.0 °F - 64.9 °F 90% 30.00 in 7.0 mi Calm Calm - N/A   Partly Cloudy
8:54 AM 73.0 °F - 66.0 °F 79% 30.01 in 8.0 mi Calm Calm - N/A   Clear
9:54 AM 75.9 °F - 64.9 °F 69% 30.01 in 8.0 mi Variable 3.5 mph - N/A   Clear
10:54 AM 80.1 °F 81.7 °F 64.0 °F 58% 30.01 in 8.0 mi Calm Calm - N/A   Clear
11:54 AM 81.0 °F 83.0 °F 66.0 °F 60% 30.00 in 8.0 mi Calm Calm - N/A   Partly Cloudy
12:54 PM 82.9 °F 84.6 °F 64.9 °F 54% 30.00 in 9.0 mi ENE 4.6 mph - N/A   Scattered Clouds
1:54 PM 87.1 °F 88.3 °F 64.0 °F 46% 29.99 in 9.0 mi Variable 4.6 mph - N/A   Scattered Clouds
2:54 PM 86.0 °F 86.3 °F 62.1 °F 44% 29.98 in 10.0 mi Variable 3.5 mph - N/A   Scattered Clouds
3:54 PM 86.0 °F 88.2 °F 66.0 °F 51% 29.97 in 10.0 mi SE 5.8 mph - N/A   Scattered Clouds
4:54 PM 86.0 °F 88.8 °F 66.9 °F 53% 29.96 in 10.0 mi SE 8.1 mph - N/A   Scattered Clouds
5:54 PM 84.0 °F 86.5 °F 66.9 °F 56% 29.96 in 10.0 mi SSE 6.9 mph - N/A   Scattered Clouds
6:54 PM 82.0 °F 84.1 °F 66.0 °F 58% 29.96 in 10.0 mi South 4.6 mph - N/A   Scattered Clouds
7:54 PM 79.0 °F - 66.9 °F 66% 29.97 in 10.0 mi SSE 3.5 mph - N/A   Scattered Clouds
8:54 PM 77.0 °F - 69.1 °F 76% 29.97 in 10.0 mi SSE 3.5 mph - N/A   Mostly Cloudy
9:54 PM 75.9 °F - 69.1 °F 79% 29.99 in 10.0 mi South 3.5 mph - N/A   Mostly Cloudy
10:54 PM 75.0 °F - 68.0 °F 79% 29.99 in 10.0 mi South 3.5 mph - N/A   Scattered Clouds
11:54 PM 73.9 °F - 68.0 °F 82% 29.99 in 10.0 mi Calm Calm - N/A   Scattered Clouds