Weather History for Portland, ME

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Saturday, October 6, 2012

  Actual Average Record
Temperature  
Mean Temperature 60 °F 52 °F  
Max Temperature 71 °F 62 °F 84 °F (1946)
Min Temperature 49 °F 42 °F 23 °F (1965)
Degree Days  
Heating Degree Days 5 13  
Month to date heating degree days 26 72  
Since 1 July heating degree days 192 293  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 492 358  
Growing Degree Days 12 (Base 50)    
Moisture  
Dew Point 57 °F    
Average Humidity 83    
Maximum Humidity 93    
Minimum Humidity 73    
Precipitation  
Precipitation 0.18 in 0.15 in 7.49 in (1962)
Month to date precipitation 0.62 0.89  
Year to date precipitation 42.13 34.32  
Snow  
Snow 0.00 in 0.00 in 0.00 in (2002)
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 0.0 0.0  
Since 1 September snowfall 0.0 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.78 in    
Wind  
Wind Speed 7 mph (SSW)    
Max Wind Speed 22 mph    
Max Gust Speed 30 mph    
Visibility 8 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Oct. 06, 2012 Rise Set
Actual Time 6:45 AM EDT 6:12 PM EDT
Civil Twilight 6:16 AM EDT 6:41 PM EDT
Nautical Twilight 5:43 AM EDT 7:14 PM EDT
Astronomical Twilight 5:09 AM EDT 7:47 PM EDT
Moon 10:16 PM EDT (10/6) 12:45 PM EDT (10/6)
Length of Visible Light 12h 24m
Length of Day
11h 27m
Waning Gibbous, 65% of the Moon is Illuminated
Oct 6
Waning Gibbous
Oct 8
Last Quarter
Oct 15
New
Oct 21
First Quarter
Oct 29
Full

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:51 AM 57.9 °F 55.9 °F 93% 29.88 in 7.0 mi Calm Calm - N/A   Clear
1:51 AM 59.0 °F 57.0 °F 93% 29.87 in 9.0 mi SSW 4.6 mph - N/A   Partly Cloudy
2:51 AM 57.9 °F 55.9 °F 93% 29.84 in 8.0 mi Calm Calm - N/A   Partly Cloudy
3:51 AM 60.1 °F 57.0 °F 90% 29.84 in 8.0 mi South 4.6 mph - N/A   Overcast
4:51 AM 59.0 °F 57.0 °F 93% 29.83 in 9.0 mi Calm Calm - N/A   Scattered Clouds
5:51 AM 59.0 °F 55.9 °F 90% 29.82 in 9.0 mi South 3.5 mph - N/A   Clear
6:51 AM 57.9 °F 55.9 °F 93% 29.81 in 8.0 mi WSW 3.5 mph - N/A   Clear
7:51 AM 59.0 °F 57.0 °F 93% 29.81 in 7.0 mi SSW 4.6 mph - N/A   Clear
8:51 AM 63.0 °F 59.0 °F 87% 29.80 in 9.0 mi South 6.9 mph - N/A   Clear
9:51 AM 64.9 °F 59.0 °F 81% 29.80 in 8.0 mi South 9.2 mph - N/A   Clear
10:51 AM 69.1 °F 60.1 °F 73% 29.78 in 10.0 mi South 6.9 mph - N/A   Clear
11:51 AM 71.1 °F 62.1 °F 73% 29.75 in 10.0 mi South 8.1 mph - N/A   Clear
12:51 PM 68.0 °F 60.1 °F 76% 29.72 in 10.0 mi South 13.8 mph 19.6 mph N/A   Clear
1:51 PM 68.0 °F 60.1 °F 76% 29.70 in 10.0 mi South 16.1 mph 26.5 mph N/A   Mostly Cloudy
2:51 PM 68.0 °F 61.0 °F 78% 29.68 in 6.0 mi South 13.8 mph 26.5 mph N/A   Haze
3:51 PM 66.2 °F 60.8 °F 83% 29.65 in 10.0 mi South 16.1 mph 24.2 mph N/A   Partly Cloudy
4:51 PM 66.0 °F 59.0 °F 78% 29.65 in 6.0 mi South 11.5 mph 20.7 mph N/A   Haze
5:04 PM 64.4 °F 60.8 °F 88% 29.68 in 1.5 mi WSW 6.9 mph 24.2 mph 0.02 in Rain Rain
5:10 PM 66.2 °F 60.8 °F 83% 29.68 in 5.0 mi SW 8.1 mph - 0.11 in Rain Light Rain
5:51 PM 64.4 °F 62.6 °F 94% 29.69 in 4.0 mi SW 4.6 mph - N/A Rain Light Rain
6:51 PM 62.6 °F 57.2 °F 82% 29.74 in 7.0 mi West 9.2 mph - N/A   Overcast
7:51 PM 60.1 °F 55.0 °F 83% 29.77 in 10.0 mi West 9.2 mph - N/A   Overcast
8:51 PM 57.9 °F 53.1 °F 84% 29.81 in 10.0 mi West 4.6 mph - 0.00 in   Overcast
9:51 PM 54.0 °F 48.9 °F 83% 29.84 in 10.0 mi WNW 3.5 mph - N/A   Partly Cloudy
10:51 PM 53.1 °F 46.9 °F 80% 29.86 in 10.0 mi Variable 3.5 mph - N/A   Clear
11:51 PM 52.0 °F 48.0 °F 86% 29.88 in 10.0 mi SW 4.6 mph - N/A   Clear