Weather History for Portland, ME

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Wednesday, February 13, 2013

  Actual Average Record
Temperature  
Mean Temperature 35 °F 25 °F  
Max Temperature 43 °F 34 °F 60 °F (1951)
Min Temperature 27 °F 16 °F -22 °F (1967)
Degree Days  
Heating Degree Days 30 40  
Month to date heating degree days 535 535  
Since 1 July heating degree days 4106 4471  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 23 °F    
Average Humidity 60    
Maximum Humidity 75    
Minimum Humidity 45    
Precipitation  
Precipitation 0.00 in 0.11 in 2.54 in (2008)
Month to date precipitation 3.02 1.43  
Year to date precipitation 4.38 4.81  
Snow  
Snow 0.00 in 0.50 in 11.50 in (1894)
Month to date snowfall 33.9 5.9  
Since 1 July snowfall 68.9 40.2  
Snow Depth 11.00 in    
Sea Level Pressure  
Sea Level Pressure 29.78 in    
Wind  
Wind Speed 6 mph (West)    
Max Wind Speed 12 mph    
Max Gust Speed 23 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Feb. 13, 2013 Rise Set
Actual Time 6:42 AM EST 5:09 PM EST
Civil Twilight 6:12 AM EST 5:38 PM EST
Nautical Twilight 5:39 AM EST 6:12 PM EST
Astronomical Twilight 5:05 AM EST 6:45 PM EST
Moon 8:01 AM EST (2/13) 9:18 PM EST (2/13)
Length of Visible Light 11h 25m
Length of Day
10h 26m
Waxing Crescent, 13% of the Moon is Illuminated
Feb 13
Waxing Crescent
Feb 17
First Quarter
Feb 25
Full
Mar 4
Last Quarter
Mar 11
New

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:51 AM 34.0 °F 26.6 °F 25.0 °F 70% 29.76 in 10.0 mi West 9.2 mph - N/A   Clear
1:51 AM 33.1 °F 26.9 °F 24.1 °F 70% 29.77 in 10.0 mi West 6.9 mph - N/A   Clear
2:51 AM 30.9 °F 25.2 °F 23.0 °F 72% 29.76 in 10.0 mi West 5.8 mph - N/A   Clear
3:51 AM 30.9 °F 25.2 °F 21.9 °F 69% 29.78 in 10.0 mi WNW 5.8 mph - N/A   Partly Cloudy
4:51 AM 30.9 °F - 23.0 °F 72% 29.80 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
5:51 AM 28.9 °F 21.9 °F 21.9 °F 75% 29.81 in 10.0 mi SW 6.9 mph - N/A   Mostly Cloudy
6:51 AM 28.0 °F 22.8 °F 21.0 °F 75% 29.81 in 10.0 mi SW 4.6 mph - N/A   Partly Cloudy
7:51 AM 30.0 °F 25.2 °F 21.9 °F 72% 29.82 in 10.0 mi WSW 4.6 mph - N/A   Partly Cloudy
8:51 AM 34.0 °F 27.2 °F 21.9 °F 61% 29.83 in 10.0 mi WSW 8.1 mph - N/A   Clear
9:51 AM 36.0 °F 28.5 °F 21.9 °F 57% 29.82 in 10.0 mi West 10.4 mph - N/A   Clear
10:51 AM 37.9 °F 32.7 °F 23.0 °F 55% 29.81 in 10.0 mi NNW 6.9 mph - N/A   Clear
11:51 AM 39.9 °F 37.8 °F 23.0 °F 51% 29.78 in 10.0 mi West 3.5 mph - N/A   Clear
12:51 PM 41.0 °F 38.0 °F 23.0 °F 49% 29.77 in 10.0 mi WSW 4.6 mph - N/A   Partly Cloudy
1:51 PM 41.0 °F - 21.9 °F 47% 29.77 in 10.0 mi Calm Calm - N/A   Scattered Clouds
2:51 PM 39.0 °F 32.8 °F 24.1 °F 55% 29.76 in 10.0 mi South 9.2 mph - N/A   Scattered Clouds
3:51 PM 39.0 °F 33.4 °F 25.0 °F 57% 29.75 in 10.0 mi SSE 8.1 mph - N/A   Mostly Cloudy
4:51 PM 37.9 °F 33.5 °F 25.0 °F 60% 29.74 in 10.0 mi SSE 5.8 mph - N/A   Overcast
5:51 PM 37.9 °F 34.4 °F 26.1 °F 62% 29.76 in 10.0 mi WSW 4.6 mph - N/A   Overcast
6:51 PM 37.9 °F 31.5 °F 19.9 °F 48% 29.75 in 10.0 mi West 9.2 mph - N/A   Overcast
7:51 PM 35.1 °F 30.1 °F 23.0 °F 61% 29.75 in 10.0 mi NW 5.8 mph - N/A   Scattered Clouds
8:51 PM 35.1 °F 31.0 °F 21.9 °F 59% 29.75 in 10.0 mi NNW 4.6 mph - N/A   Clear
9:51 PM 34.0 °F 29.8 °F 21.9 °F 61% 29.76 in 10.0 mi NNW 4.6 mph - N/A   Mostly Cloudy
10:51 PM 34.0 °F 28.8 °F 23.0 °F 64% 29.75 in 10.0 mi North 5.8 mph - N/A   Overcast
11:51 PM 35.1 °F 28.6 °F 21.9 °F 59% 29.74 in 10.0 mi North 8.1 mph - N/A   Overcast