Weather History for Petersburg, AK

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Tuesday, October 7, 2014

  Actual Average Record
Temperature  
Mean Temperature 46 °F -  
Max Temperature 50 °F 47 °F 71 °F (2012)
Min Temperature 42 °F 39 °F 30 °F (1987)
Degree Days  
Heating Degree Days 19    
Moisture  
Dew Point 40 °F    
Average Humidity 82    
Maximum Humidity 87    
Minimum Humidity 66    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.00 in    
Wind  
Wind Speed 1 mph (SW)    
Max Wind Speed 6 mph    
Max Gust Speed -    
Visibility 10 miles    
Events      
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Oct. 07, 2014 Rise Set
Actual Time 7:08 AM AKDT 6:09 PM AKDT
Civil Twilight 6:30 AM AKDT 6:47 PM AKDT
Nautical Twilight 5:46 AM AKDT 7:31 PM AKDT
Astronomical Twilight 5:00 AM AKDT 8:16 PM AKDT
Moon 5:52 PM AKDT (10/7) 6:05 AM AKDT (10/7)
Length of Visible Light 12h 17m
Length of Day
11h 01m
Waxing Gibbous, 99% of the Moon is Illuminated
Oct 7
Waxing Gibbous
Oct 8
Full
Oct 15
Last Quarter
Oct 23
New
Oct 30
First Quarter

Hourly Weather History & Observations

Time (AKDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:24 AM 42.8 °F - 39.2 °F 87% 30.06 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
1:41 AM 42.8 °F - 39.2 °F 87% 30.06 in 10.0 mi Calm Calm - N/A   Overcast
3:08 AM 42.8 °F 40.1 °F 39.2 °F 87% 30.05 in 10.0 mi SSW 4.6 mph - N/A   Overcast
4:33 AM 42.8 °F - 39.2 °F 87% 30.04 in 10.0 mi Calm Calm - N/A   Overcast
6:00 AM 42.8 °F - 39.2 °F 87% 30.03 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:28 AM 42.8 °F 41.1 °F 39.2 °F 87% 30.03 in 10.0 mi SW 3.5 mph - N/A   Overcast
6:56 AM 42.8 °F 41.1 °F 39.2 °F 87% 30.02 in 10.0 mi SW 3.5 mph - N/A   Overcast
7:56 AM 42.8 °F - 39.2 °F 87% 30.02 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:56 AM 42.8 °F 41.1 °F 39.2 °F 87% 30.01 in 10.0 mi SW 3.5 mph - N/A   Mostly Cloudy
9:56 AM 44.6 °F - 41.0 °F 87% 30.01 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:56 AM 46.4 °F - 39.2 °F 76% 30.01 in 10.0 mi Calm Calm - N/A   Overcast
11:56 AM 46.4 °F - 41.0 °F 81% 30.01 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
12:56 PM 48.2 °F - 41.0 °F 76% 30.00 in 10.0 mi NNE 5.8 mph - N/A   Mostly Cloudy
1:56 PM 48.2 °F - 39.2 °F 71% 29.99 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
2:56 PM 48.2 °F - 41.0 °F 76% 29.97 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
3:56 PM 50.0 °F - 39.2 °F 66% 29.96 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
4:56 PM 48.2 °F - 39.2 °F 71% 29.95 in 10.0 mi NW 3.5 mph - N/A   Mostly Cloudy
5:56 PM 48.2 °F - 41.0 °F 76% 29.95 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:56 PM 46.4 °F 45.2 °F 41.0 °F 81% 29.95 in 10.0 mi South 3.5 mph - N/A   Mostly Cloudy
7:56 PM 44.6 °F 43.1 °F 39.2 °F 81% 29.96 in 10.0 mi NNE 3.5 mph - N/A   Overcast
8:56 PM 44.6 °F - 39.2 °F 81% 29.96 in 10.0 mi Calm Calm - N/A   Overcast
9:56 PM 42.8 °F - 39.2 °F 87% 29.96 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
11:22 PM 42.8 °F 41.1 °F 39.2 °F 87% 29.96 in 10.0 mi East 3.5 mph - N/A   Overcast