Weather History for Baltimore, MD

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Monday, December 17, 2012

  Actual Average Record
Temperature  
Mean Temperature 50 °F 36 °F  
Max Temperature 52 °F 45 °F 68 °F (1984)
Min Temperature 47 °F 28 °F 5 °F (1951)
Degree Days  
Heating Degree Days 15 29  
Month to date heating degree days 324 452  
Since 1 July heating degree days 1237 1356  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 1569 1164  
Moisture  
Dew Point 49 °F    
Average Humidity 100    
Maximum Humidity 100    
Minimum Humidity 100    
Precipitation  
Precipitation 0.14 in 0.10 in 2.47 in (1888)
Month to date precipitation 0.54 1.95  
Year to date precipitation 34.85 40.46  
Snow  
Snow 0.00 in 0.10 in 11.50 in (1932)
Month to date snowfall 0.0 1.4  
Since 1 July snowfall T 1.8  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.76 in    
Wind  
Wind Speed 5 mph (ENE)    
Max Wind Speed 13 mph    
Max Gust Speed 15 mph    
Visibility 1 miles    
Events Fog , Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 17, 2012 Rise Set
Actual Time 7:20 AM EST 4:45 PM EST
Civil Twilight 6:50 AM EST 5:15 PM EST
Nautical Twilight 6:16 AM EST 5:49 PM EST
Astronomical Twilight 5:44 AM EST 6:22 PM EST
Moon 10:29 AM EST (12/17) 10:02 PM EST (12/17)
Length of Visible Light 10h 25m
Length of Day
9h 25m
Waxing Crescent, 24% of the Moon is Illuminated
Dec 17
Waxing Crescent
Dec 20
First Quarter
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:45 AM 48.2 °F - 48.2 °F 100% 29.84 in 0.5 mi NNE 3.5 mph - N/A Fog , Rain Light Rain
12:54 AM 48.0 °F - 48.0 °F 100% 29.84 in 0.5 mi NNE 3.5 mph - 0.01 in Fog , Rain Light Rain
1:32 AM 48.2 °F - 48.2 °F 100% 29.81 in 0.2 mi East 6.9 mph - 0.00 in Fog Fog
1:54 AM 48.0 °F - 48.0 °F 100% 29.84 in 0.2 mi Calm Calm - 0.00 in Fog Fog
2:30 AM 48.2 °F - 48.2 °F 100% 29.83 in 0.2 mi Calm Calm - N/A Fog Fog
2:44 AM 48.2 °F - 48.2 °F 100% 29.82 in 0.2 mi Calm Calm - N/A Fog Fog
2:54 AM 48.0 °F - 48.0 °F 100% 29.82 in 0.2 mi ESE 3.5 mph - N/A Fog Fog
3:01 AM 48.2 °F - 48.2 °F 100% 29.82 in 0.5 mi SE 5.8 mph - N/A Fog Fog
3:22 AM 48.2 °F - 48.2 °F 100% 29.84 in 1.2 mi NW 6.9 mph - N/A   Overcast
3:54 AM 48.0 °F - 48.0 °F 100% 29.82 in 1.2 mi Calm Calm - 0.00 in Rain Light Rain
3:58 AM 48.2 °F - 48.2 °F 100% 29.81 in 0.8 mi SE 3.5 mph - 0.00 in   Overcast
4:54 AM 48.9 °F - 48.9 °F 100% 29.82 in 0.5 mi NNW 3.5 mph - 0.00 in Fog Fog
5:54 AM 48.9 °F - 48.0 °F 97% 29.82 in 0.5 mi NE 3.5 mph - N/A Fog Fog
5:57 AM 48.2 °F - 48.2 °F 100% 29.81 in 0.2 mi NE 4.6 mph - N/A Fog Fog
6:04 AM 48.2 °F - 48.2 °F 100% 29.81 in 0.5 mi NE 3.5 mph - N/A Fog Fog
6:54 AM 48.9 °F - 48.9 °F 100% 29.83 in 0.2 mi East 3.5 mph - N/A Fog Fog
7:09 AM 48.2 °F - 48.2 °F 100% 29.82 in 0.1 mi East 3.5 mph - N/A Fog Fog
7:54 AM 48.9 °F - 48.9 °F 100% 29.82 in 0.1 mi NE 4.6 mph - N/A Fog Fog
8:43 AM 48.2 °F - 48.2 °F 100% 29.83 in 0.2 mi NNE 4.6 mph - N/A Fog Fog
8:54 AM 48.9 °F - 48.9 °F 100% 29.84 in 0.5 mi Variable 4.6 mph - N/A Fog Fog
9:25 AM 48.2 °F - 48.2 °F 100% 29.84 in 0.8 mi NE 4.6 mph - N/A   Mist
9:32 AM 48.2 °F - 48.2 °F 100% 29.84 in 1.0 mi NNE 3.5 mph - N/A   Mist
9:54 AM 48.9 °F - 48.9 °F 100% 29.86 in 1.2 mi NE 5.8 mph - N/A   Mist
10:48 AM 48.2 °F - 48.2 °F 100% 29.84 in 0.5 mi ENE 8.1 mph - N/A Fog Fog
10:54 AM 48.9 °F - 48.9 °F 100% 29.84 in 0.2 mi East 5.8 mph - N/A Fog Fog
11:54 AM 48.0 °F - 48.0 °F 100% 29.82 in 0.2 mi East 5.8 mph - 0.00 in Fog Fog
12:27 PM 48.2 °F - 48.2 °F 100% 29.81 in 0.5 mi ENE 5.8 mph - 0.00 in Fog Light Drizzle
12:35 PM 48.2 °F - 48.2 °F 100% 29.81 in 0.5 mi East 5.8 mph - 0.00 in Fog Light Drizzle
12:54 PM 48.0 °F - 48.0 °F 100% 29.80 in 0.2 mi East 5.8 mph - 0.00 in Fog Light Drizzle
1:11 PM 48.2 °F - 48.2 °F 100% 29.78 in 0.2 mi ENE 6.9 mph - 0.00 in Fog Light Drizzle
1:19 PM 48.2 °F - 48.2 °F 100% 29.78 in 0.1 mi East 6.9 mph - 0.00 in Fog Light Drizzle
1:51 PM 48.2 °F - 48.2 °F 100% 29.77 in 0.2 mi East 8.1 mph - 0.00 in Fog Light Drizzle
1:54 PM 48.0 °F - 48.0 °F 100% 29.77 in 0.2 mi East 8.1 mph - 0.00 in Fog Light Drizzle
2:15 PM 48.2 °F - 48.2 °F 100% 29.75 in 0.1 mi East 8.1 mph - 0.00 in Fog Light Drizzle
2:54 PM 48.0 °F - 48.0 °F 100% 29.76 in 0.1 mi East 6.9 mph - 0.00 in Fog Light Drizzle
3:54 PM 46.9 °F - 46.9 °F 100% 29.73 in 0.1 mi East 6.9 mph - 0.00 in Fog Light Drizzle
4:43 PM 46.4 °F 43.5 °F 46.4 °F 100% 29.72 in 0.1 mi East 5.8 mph - 0.00 in Fog Light Drizzle
4:54 PM 48.0 °F - 48.0 °F 100% 29.71 in 0.1 mi ENE 8.1 mph - 0.00 in Fog Light Drizzle
5:01 PM 46.4 °F 42.9 °F 46.4 °F 100% 29.70 in 0.2 mi ENE 6.9 mph - 0.00 in Fog Light Drizzle
7:54 PM 48.9 °F - 48.9 °F 100% 29.66 in 1.0 mi ESE 11.5 mph - 0.01 in   Light Drizzle
8:54 PM 48.9 °F - 48.9 °F 100% 29.63 in 0.5 mi East 5.8 mph - 0.00 in Fog Light Drizzle
9:51 PM 48.2 °F - 48.2 °F 100% 29.59 in 0.1 mi East 4.6 mph - 0.01 in Fog Fog
9:54 PM 48.9 °F - 48.9 °F 100% 29.60 in 0.1 mi ESE 3.5 mph - 0.01 in Fog Fog
10:09 PM 50.0 °F - 50.0 °F 100% 29.59 in 0.1 mi SE 5.8 mph - 0.01 in Fog Light Drizzle
10:31 PM 50.0 °F - 50.0 °F 100% 29.57 in 0.5 mi SE 5.8 mph - 0.02 in Fog , Rain Light Rain
10:42 PM 50.0 °F - 50.0 °F 100% 29.57 in 1.0 mi SSE 4.6 mph - 0.02 in Rain Light Rain
10:54 PM 51.1 °F - 51.1 °F 100% 29.57 in 1.5 mi SSE 4.6 mph - 0.02 in Rain Light Rain
11:22 PM 51.8 °F - 51.8 °F 100% 29.56 in 2.5 mi Calm Calm - 0.05 in Rain Light Rain
11:42 PM 51.8 °F - 51.8 °F 100% 29.56 in 3.0 mi Calm Calm - 0.07 in Rain Light Rain
11:54 PM 52.0 °F - 52.0 °F 100% 29.56 in 4.0 mi Calm Calm - 0.08 in Rain Light Rain