Weather History for Portland, ME

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Wednesday, January 2, 2013

  Actual Average Record
Temperature  
Mean Temperature 14 °F 24 °F  
Max Temperature 24 °F 32 °F 50 °F (1930)
Min Temperature 3 °F 15 °F -17 °F (1968)
Degree Days  
Heating Degree Days 51 41  
Month to date heating degree days 94 82  
Since 1 July heating degree days 2444 2694  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point -1 °F    
Average Humidity 54    
Maximum Humidity 69    
Minimum Humidity 39    
Precipitation  
Precipitation 0.00 in 0.11 in 1.55 in (1932)
Month to date precipitation 0.00 0.22  
Year to date precipitation 0.00 0.22  
Snow  
Snow 0.00 in 0.60 in 13.00 in (1987)
Month to date snowfall 0.0 1.2  
Since 1 July snowfall 27.7 16.3  
Snow Depth 10.00 in    
Sea Level Pressure  
Sea Level Pressure 29.93 in    
Wind  
Wind Speed 9 mph (WNW)    
Max Wind Speed 26 mph    
Max Gust Speed 33 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Jan. 02, 2013 Rise Set
Actual Time 7:14 AM EST 4:16 PM EST
Civil Twilight 6:42 AM EST 4:48 PM EST
Nautical Twilight 6:06 AM EST 5:24 PM EST
Astronomical Twilight 5:31 AM EST 5:59 PM EST
Moon 9:56 PM EST (1/2) 9:44 AM EST (1/2)
Length of Visible Light 10h 06m
Length of Day
9h 01m
Waning Gibbous, 75% of the Moon is Illuminated
Jan 2
Waning Gibbous
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter
Jan 26
Full

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 10.9 °F 0.2 °F -2.0 °F 56% 29.87 in 10.0 mi West 6.9 mph - N/A   Clear
1:51 AM 10.9 °F 1.4 °F -0.9 °F 59% 29.88 in 10.0 mi WSW 5.8 mph - N/A   Clear
2:51 AM 9.0 °F -3.2 °F -0.9 °F 64% 29.89 in 10.0 mi WSW 8.1 mph - N/A   Clear
3:51 AM 10.0 °F -1.9 °F -0.9 °F 61% 29.88 in 10.0 mi WSW 8.1 mph - N/A   Clear
4:51 AM 10.0 °F -0.9 °F -0.0 °F 64% 29.87 in 10.0 mi WSW 6.9 mph - N/A   Clear
5:51 AM 10.9 °F 1.4 °F 1.0 °F 64% 29.88 in 10.0 mi WSW 5.8 mph - N/A   Clear
6:51 AM 10.0 °F 0.4 °F 1.0 °F 67% 29.89 in 10.0 mi WSW 5.8 mph - N/A   Clear
7:51 AM 10.9 °F 1.4 °F 1.0 °F 64% 29.88 in 10.0 mi SW 5.8 mph - N/A   Partly Cloudy
8:51 AM 12.9 °F 5.2 °F 1.9 °F 62% 29.89 in 10.0 mi WSW 4.6 mph - N/A   Mostly Cloudy
9:51 AM 17.1 °F 6.6 °F 3.0 °F 54% 29.90 in 10.0 mi WSW 8.1 mph - N/A   Partly Cloudy
10:51 AM 19.0 °F 8.2 °F 6.1 °F 57% 29.89 in 10.0 mi West 9.2 mph - N/A   Partly Cloudy
11:51 AM 21.9 °F 12.5 °F 6.1 °F 51% 29.87 in 10.0 mi NW 8.1 mph - N/A   Scattered Clouds
12:51 PM 24.1 °F 12.0 °F 6.1 °F 46% 29.86 in 10.0 mi NW 13.8 mph - N/A   Scattered Clouds
1:51 PM 23.0 °F 6.3 °F 3.0 °F 42% 29.86 in 10.0 mi WNW 26.5 mph 32.2 mph N/A   Partly Cloudy
2:51 PM 21.9 °F 7.8 °F 1.0 °F 40% 29.90 in 10.0 mi NW 17.3 mph 29.9 mph N/A   Partly Cloudy
3:51 PM 21.0 °F 9.3 °F -0.0 °F 40% 29.93 in 10.0 mi NW 11.5 mph - N/A   Clear
4:51 PM 19.0 °F 6.1 °F -0.9 °F 42% 29.96 in 10.0 mi NW 12.7 mph 21.9 mph N/A   Clear
5:51 PM 15.1 °F 2.5 °F -2.9 °F 45% 30.01 in 10.0 mi NNW 10.4 mph - N/A   Clear
6:51 PM 12.9 °F -0.2 °F -4.0 °F 47% 30.01 in 10.0 mi North 10.4 mph - N/A   Clear
7:51 PM 10.0 °F -2.9 °F -7.1 °F 46% 30.04 in 10.0 mi WNW 9.2 mph - N/A   Clear
8:51 PM 9.0 °F -2.2 °F -7.1 °F 48% 30.04 in 10.0 mi NW 6.9 mph - N/A   Clear
9:51 PM 5.0 °F -4.1 °F -6.0 °F 61% 30.06 in 10.0 mi West 4.6 mph - N/A   Clear
10:51 PM 5.0 °F -6.9 °F -9.0 °F 52% 30.06 in 10.0 mi WNW 6.9 mph - N/A   Clear
11:51 PM 5.0 °F -9.1 °F -9.0 °F 52% 30.06 in 10.0 mi West 9.2 mph - N/A   Clear