Weather History for Petersburg, AK

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Friday, February 28, 2014

  Actual Average Record
Temperature  
Mean Temperature 32 °F -  
Max Temperature 39 °F 36 °F 65 °F (1992)
Min Temperature 24 °F 27 °F 8 °F (2011)
Degree Days  
Heating Degree Days 34    
Moisture  
Dew Point 24 °F    
Average Humidity 73    
Maximum Humidity 93    
Minimum Humidity 56    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.96 in    
Wind  
Wind Speed 3 mph (South)    
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

Feb. 28, 2014 Rise Set
Actual Time 6:46 AM AKST 5:23 PM AKST
Civil Twilight 6:08 AM AKST 6:01 PM AKST
Nautical Twilight 5:24 AM AKST 6:45 PM AKST
Astronomical Twilight 4:40 AM AKST 7:29 PM AKST
Moon 6:07 AM AKST (2/28) 5:13 PM AKST (2/28)
Length of Visible Light 11h 52m
Length of Day
10h 36m
Waning Crescent, 0% of the Moon is Illuminated
Feb 28
Waning Crescent
Feb 28
New
Mar 8
First Quarter
Mar 16
Full
Mar 23
Last Quarter

Hourly Weather History & Observations

Time (AKST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
6:00 AM 24.8 °F 20.5 °F 21.2 °F 86% 29.95 in 10.0 mi SSW 3.5 mph - N/A   Clear
6:54 AM 24.8 °F 19.1 °F 21.2 °F 86% 29.95 in 10.0 mi SW 4.6 mph - N/A   Clear
7:54 AM 26.6 °F 21.2 °F 24.8 °F 93% 29.96 in 10.0 mi SW 4.6 mph - N/A   Clear
8:53 AM 28.4 °F - 24.8 °F 86% 29.97 in 10.0 mi Calm Calm - N/A   Clear
9:54 AM 33.8 °F - 26.6 °F 75% 29.97 in 10.0 mi Calm Calm - N/A   Clear
10:54 AM 37.4 °F 34.9 °F 28.4 °F 70% 29.98 in 10.0 mi North 3.5 mph - N/A   Clear
11:53 AM 37.4 °F 34.9 °F 28.4 °F 70% 29.97 in 10.0 mi North 3.5 mph - N/A   Clear
12:54 PM 39.2 °F 37.0 °F 28.4 °F 65% 29.96 in 10.0 mi NNE 3.5 mph - N/A   Clear
1:50 PM 37.4 °F 32.8 °F 28.4 °F 70% 29.95 in 10.0 mi North 5.8 mph - N/A   Clear
2:50 PM 39.2 °F 35.0 °F 26.6 °F 61% 29.95 in 10.0 mi NE 5.8 mph - N/A   Clear
3:50 PM 39.2 °F 35.9 °F 24.8 °F 56% 29.99 in 10.0 mi East 4.6 mph - N/A   Clear
4:50 PM 33.8 °F - 24.8 °F 70% 29.94 in 10.0 mi Calm Calm - N/A   Clear
5:50 PM 30.2 °F - 21.2 °F 69% 29.95 in 10.0 mi Calm Calm - N/A   Clear
6:50 PM 28.4 °F 24.6 °F 21.2 °F 74% 29.95 in 10.0 mi South 3.5 mph - N/A   Clear
7:50 PM 30.2 °F 25.4 °F 19.4 °F 64% 29.96 in 10.0 mi South 4.6 mph - N/A   Clear
8:50 PM 28.4 °F 24.6 °F 21.2 °F 74% 29.96 in 10.0 mi South 3.5 mph - N/A   Clear
9:50 PM 26.6 °F 22.6 °F 21.2 °F 80% 29.97 in 10.0 mi SSW 3.5 mph - N/A   Clear