Weather History for Portland, ME

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Saturday, December 7, 2013

  Actual Average Record
Temperature  
Mean Temperature 30 °F 32 °F  
Max Temperature 38 °F 40 °F 71 °F (1998)
Min Temperature 22 °F 24 °F 2 °F (1955)
Degree Days  
Heating Degree Days 35 33  
Month to date heating degree days 217 223  
Since 1 July heating degree days 1668 1714  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 454 359  
Moisture  
Dew Point 24 °F    
Average Humidity 71    
Maximum Humidity 100    
Minimum Humidity 42    
Precipitation  
Precipitation 0.13 in 0.14 in 1.71 in (1884)
Month to date precipitation 0.73 0.98  
Year to date precipitation 40.16 44.21  
Snow  
Snow 0.50 in 0.30 in 8.20 in (2003)
Month to date snowfall 0.5 2.0  
Since 1 July snowfall 1.0 3.9  
Snow Depth 1.00 in    
Sea Level Pressure  
Sea Level Pressure 30.19 in    
Wind  
Wind Speed 7 mph (NW)    
Max Wind Speed 22 mph    
Max Gust Speed 29 mph    
Visibility 7 miles    
Events Rain , Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 07, 2013 Rise Set
Actual Time 7:01 AM EST 4:04 PM EST
Civil Twilight 6:28 AM EST 4:36 PM EST
Nautical Twilight 5:52 AM EST 5:12 PM EST
Astronomical Twilight 5:17 AM EST 5:47 PM EST
Moon 10:37 AM EST (12/7) 9:49 PM EST (12/7)
Length of Visible Light 10h 08m
Length of Day
9h 03m
Waxing Crescent, 29% of the Moon is Illuminated
Dec 7
Waxing Crescent
Dec 9
First Quarter
Dec 17
Full
Dec 25
Last Quarter
Jan 1
New

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:01 AM 33.1 °F 28.7 °F 30.9 °F 92% 30.11 in 1.2 mi North 4.6 mph - 0.02 in Snow Light Snow
12:34 AM 32.0 °F - 32.0 °F 100% 30.11 in 0.8 mi Calm Calm - 0.07 in Snow Light Snow
12:51 AM 32.0 °F - 30.9 °F 96% 30.10 in 0.8 mi Calm Calm - 0.09 in Snow Light Snow
1:01 AM 32.0 °F - 32.0 °F 100% 30.09 in 0.8 mi Calm Calm - 0.01 in Snow Light Snow
1:18 AM 32.0 °F - 30.9 °F 96% 30.09 in 1.0 mi Calm Calm - 0.02 in Snow Light Snow
1:26 AM 32.0 °F - 30.9 °F 96% 30.09 in 1.5 mi Calm Calm - 0.03 in Snow Light Snow
1:48 AM 32.0 °F - 32.0 °F 100% 30.08 in 1.0 mi Calm Calm - 0.04 in Snow Light Snow
1:51 AM 32.0 °F - 32.0 °F 100% 30.09 in 1.0 mi Calm Calm - 0.04 in Snow Light Snow
1:55 AM 32.0 °F - 32.0 °F 100% 30.08 in 0.8 mi Calm Calm - 0.01 in Snow Light Snow
2:02 AM 32.0 °F - 32.0 °F 100% 30.08 in 1.0 mi Calm Calm - 0.01 in Snow Light Snow
2:06 AM 32.0 °F 27.5 °F 30.9 °F 96% 30.07 in 1.5 mi NNE 4.6 mph - 0.01 in Snow Light Snow
2:12 AM 32.0 °F 28.7 °F 30.9 °F 96% 30.07 in 3.0 mi NNE 3.5 mph - 0.01 in Snow Light Snow
2:26 AM 32.0 °F 28.7 °F 30.9 °F 96% 30.09 in 6.0 mi NNW 3.5 mph - 0.01 in Snow Light Snow
2:51 AM 33.1 °F 30.0 °F 30.9 °F 92% 30.11 in 10.0 mi NW 3.5 mph - 0.01 in   Overcast
3:01 AM 33.1 °F 30.0 °F 30.9 °F 92% 30.10 in 6.0 mi NW 3.5 mph - 0.00 in Snow Light Snow
3:12 AM 33.1 °F 30.0 °F 30.9 °F 92% 30.08 in 3.0 mi North 3.5 mph - 0.01 in Snow Light Snow
3:51 AM 32.0 °F 27.5 °F 30.9 °F 96% 30.11 in 8.0 mi SW 4.6 mph - 0.01 in   Overcast
4:51 AM 32.0 °F 28.7 °F 30.9 °F 96% 30.12 in 6.0 mi SSW 3.5 mph - 0.00 in   Overcast
5:51 AM 33.1 °F - 32.0 °F 96% 30.14 in 8.0 mi Calm Calm - 0.00 in   Overcast
6:51 AM 32.0 °F - 30.9 °F 96% 30.14 in 8.0 mi Calm Calm - N/A   Overcast
7:51 AM 32.0 °F - 30.0 °F 92% 30.16 in 9.0 mi Calm Calm - N/A   Mostly Cloudy
8:51 AM 34.0 °F - 30.9 °F 89% 30.17 in 9.0 mi Calm Calm - N/A   Scattered Clouds
9:51 AM 35.1 °F 32.2 °F 28.9 °F 78% 30.19 in 10.0 mi West 3.5 mph - N/A   Clear
10:51 AM 37.0 °F 30.4 °F 24.1 °F 59% 30.19 in 10.0 mi NW 9.2 mph - 0.00 in Rain Light Rain
11:51 AM 37.0 °F 28.1 °F 21.0 °F 52% 30.19 in 10.0 mi NW 15.0 mph 24.2 mph 0.00 in   Scattered Clouds
12:51 PM 37.9 °F 30.0 °F 21.0 °F 51% 30.19 in 10.0 mi WNW 12.7 mph - N/A   Partly Cloudy
1:51 PM 37.9 °F 30.0 °F 19.0 °F 47% 30.18 in 10.0 mi NW 12.7 mph - N/A   Partly Cloudy
2:51 PM 36.0 °F 27.5 °F 18.0 °F 48% 30.20 in 10.0 mi WNW 12.7 mph - N/A   Clear
3:51 PM 32.0 °F 21.2 °F 12.9 °F 45% 30.24 in 10.0 mi NW 16.1 mph 24.2 mph N/A   Clear
4:51 PM 30.0 °F 20.5 °F 10.0 °F 43% 30.28 in 10.0 mi NNW 11.5 mph 20.7 mph N/A   Clear
5:51 PM 28.9 °F 19.2 °F 10.9 °F 47% 30.31 in 10.0 mi WNW 11.5 mph - N/A   Clear
6:51 PM 28.9 °F 16.9 °F 10.0 °F 45% 30.32 in 10.0 mi WNW 17.3 mph - N/A   Clear
7:51 PM 28.9 °F 17.7 °F 9.0 °F 43% 30.35 in 10.0 mi WNW 15.0 mph - N/A   Clear
7:58 PM 28.0 °F 16.1 °F 10.0 °F 47% 30.35 in 10.0 mi NW 16.1 mph - N/A   Clear
8:51 PM 27.0 °F 18.7 °F 10.0 °F 49% 30.37 in 10.0 mi NNW 8.1 mph - N/A   Clear
9:51 PM 26.1 °F 20.5 °F 9.0 °F 49% 30.40 in 10.0 mi North 4.6 mph - N/A   Clear
10:51 PM 27.0 °F - 8.1 °F 45% 30.42 in 10.0 mi Calm Calm - N/A   Clear
11:51 PM 25.0 °F 16.3 °F 10.9 °F 55% 30.43 in 10.0 mi NW 8.1 mph - N/A   Clear