Weather History for Portland, ME

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Saturday, January 19, 2013

  Actual Average Record
Temperature  
Mean Temperature 29 °F 22 °F  
Max Temperature 42 °F 31 °F 52 °F (1972)
Min Temperature 16 °F 13 °F -26 °F (1971)
Degree Days  
Heating Degree Days 36 43  
Month to date heating degree days 705 807  
Since 1 July heating degree days 3055 3419  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 16 °F    
Average Humidity 49    
Maximum Humidity 54    
Minimum Humidity 44    
Precipitation  
Precipitation 0.00 in 0.11 in 1.85 in (1936)
Month to date precipitation 0.65 2.09  
Year to date precipitation 0.65 2.09  
Snow  
Snow 0.00 in 0.60 in 9.80 in (1960)
Month to date snowfall 5.2 12.0  
Since 1 July snowfall 32.9 27.1  
Snow Depth 6.00 in    
Sea Level Pressure  
Sea Level Pressure 30.08 in    
Wind  
Wind Speed 8 mph (SW)    
Max Wind Speed 17 mph    
Max Gust Speed 24 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Jan. 19, 2013 Rise Set
Actual Time 7:09 AM EST 4:35 PM EST
Civil Twilight 6:37 AM EST 5:06 PM EST
Nautical Twilight 6:02 AM EST 5:42 PM EST
Astronomical Twilight 5:28 AM EST 6:16 PM EST
Moon 11:02 AM EST (1/19) 12:37 AM EST (1/19)
Length of Visible Light 10h 29m
Length of Day
9h 26m
First Quarter, 57% of the Moon is Illuminated
Jan 19
First Quarter
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New
Feb 17
First Quarter

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 18.0 °F 7.7 °F 1.9 °F 50% 30.35 in 10.0 mi SSW 8.1 mph - N/A   Overcast
1:51 AM 21.2 °F 11.7 °F 3.2 °F 46% 30.33 in 10.0 mi SSW 8.1 mph - N/A   Overcast
2:51 AM 24.1 °F 15.2 °F 6.1 °F 46% 30.29 in 10.0 mi SSW 8.1 mph - N/A   Overcast
3:51 AM 25.0 °F 14.2 °F 7.0 °F 46% 30.25 in 10.0 mi SSW 11.5 mph - N/A   Overcast
4:51 AM 26.1 °F 14.0 °F 9.0 °F 49% 30.21 in 10.0 mi SSW 15.0 mph 23.0 mph N/A   Overcast
5:51 AM 27.0 °F 15.6 °F 10.9 °F 51% 30.19 in 10.0 mi SSW 13.8 mph 20.7 mph N/A   Overcast
6:51 AM 28.0 °F 18.1 °F 12.0 °F 51% 30.17 in 10.0 mi SSW 11.5 mph - N/A   Overcast
7:51 AM 28.0 °F 17.0 °F 12.9 °F 53% 30.15 in 10.0 mi WSW 13.8 mph 20.7 mph N/A   Overcast
8:51 AM 28.0 °F 22.8 °F 14.0 °F 56% 30.15 in 10.0 mi SSW 4.6 mph - N/A   Overcast
9:51 AM 30.0 °F 24.1 °F 16.0 °F 56% 30.12 in 10.0 mi SW 5.8 mph - N/A   Overcast
10:51 AM 33.1 °F 24.9 °F 17.1 °F 52% 30.09 in 10.0 mi WSW 10.4 mph - N/A   Overcast
11:51 AM 35.1 °F 29.3 °F 18.0 °F 50% 30.04 in 10.0 mi WSW 6.9 mph - N/A   Overcast
12:51 PM 37.9 °F 32.1 °F 19.9 °F 48% 29.99 in 10.0 mi SW 8.1 mph - N/A   Mostly Cloudy
1:51 PM 39.9 °F 35.1 °F 19.9 °F 45% 29.96 in 10.0 mi SW 6.9 mph - N/A   Partly Cloudy
2:51 PM 41.0 °F 36.4 °F 21.0 °F 45% 29.96 in 10.0 mi WSW 6.9 mph - N/A   Overcast
3:51 PM 41.0 °F 36.4 °F 21.0 °F 45% 29.96 in 10.0 mi WSW 6.9 mph - N/A   Clear
4:51 PM 39.9 °F 35.8 °F 21.0 °F 47% 29.96 in 10.0 mi SSW 5.8 mph - N/A   Partly Cloudy
5:51 PM 39.9 °F 35.1 °F 21.9 °F 49% 29.97 in 10.0 mi SSW 6.9 mph - N/A   Mostly Cloudy
6:51 PM 39.9 °F 35.8 °F 21.9 °F 49% 29.97 in 10.0 mi South 5.8 mph - N/A   Mostly Cloudy
7:51 PM 39.9 °F 34.5 °F 21.9 °F 49% 29.96 in 10.0 mi SSW 8.1 mph - N/A   Partly Cloudy
8:51 PM 39.9 °F 36.7 °F 24.1 °F 53% 29.96 in 10.0 mi SSW 4.6 mph - N/A   Overcast
9:51 PM 39.9 °F 36.7 °F 24.1 °F 53% 29.94 in 10.0 mi SSW 4.6 mph - N/A   Mostly Cloudy
10:51 PM 39.9 °F 36.7 °F 25.0 °F 55% 29.90 in 10.0 mi SSW 4.6 mph - N/A   Partly Cloudy
11:51 PM 39.0 °F 34.0 °F 26.1 °F 60% 29.86 in 10.0 mi South 6.9 mph - N/A   Mostly Cloudy