Weather History for Petersburg, AK

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Tuesday, February 5, 2013

  Actual Average Record
Temperature  
Mean Temperature 36 °F -  
Max Temperature 41 °F 34 °F 48 °F (1993)
Min Temperature 32 °F 26 °F 10 °F (1989)
Degree Days  
Heating Degree Days 28    
Moisture  
Dew Point 30 °F    
Average Humidity 83    
Maximum Humidity 93    
Minimum Humidity 61    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.45 in    
Wind  
Wind Speed 1 mph (SSW)    
Max Wind Speed 12 mph    
Max Gust Speed -    
Visibility 9 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. 05, 2013 Rise Set
Actual Time 7:40 AM AKST 4:31 PM AKST
Civil Twilight 6:59 AM AKST 5:13 PM AKST
Nautical Twilight 6:14 AM AKST 5:58 PM AKST
Astronomical Twilight 5:30 AM AKST 6:42 PM AKST
Moon 3:55 AM AKST (2/5) 11:30 AM AKST (2/5)
Length of Visible Light 10h 13m
Length of Day
8h 50m
Waning Crescent, 25% of the Moon is Illuminated
Feb 5
Waning Crescent
Feb 9
New
Feb 17
First Quarter
Feb 25
Full
Mar 4
Last Quarter

Hourly Weather History & Observations

Time (AKST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:16 AM 32.0 °F - 28.4 °F 87% 29.52 in 10.0 mi Calm Calm - N/A   Overcast
12:36 AM 32.0 °F - 28.4 °F 87% 29.52 in 10.0 mi Calm Calm - N/A   Overcast
12:56 AM 32.0 °F - 30.2 °F 93% 29.52 in 10.0 mi Calm Calm - N/A   Overcast
1:16 AM 32.0 °F - 28.4 °F 87% 29.51 in 10.0 mi Calm Calm - N/A   Overcast
1:36 AM 32.0 °F - 28.4 °F 87% 29.51 in 10.0 mi Calm Calm - N/A   Overcast
1:56 AM 32.0 °F - 28.4 °F 87% 29.50 in 10.0 mi Calm Calm - N/A   Overcast
2:16 AM 32.0 °F - 28.4 °F 87% 29.49 in 10.0 mi Calm Calm - N/A   Overcast
2:36 AM 33.8 °F - 30.2 °F 87% 29.48 in 10.0 mi Calm Calm - N/A   Overcast
2:56 AM 33.8 °F - 30.2 °F 87% 29.48 in 10.0 mi Calm Calm - N/A   Overcast
3:16 AM 32.0 °F 28.7 °F 30.2 °F 93% 29.47 in 5.0 mi WSW 3.5 mph - N/A   Overcast
3:36 AM 33.8 °F - 30.2 °F 87% 29.46 in 5.0 mi Calm Calm - N/A   Overcast
3:56 AM 33.8 °F - 30.2 °F 87% 29.46 in 10.0 mi Calm Calm - N/A   Overcast
4:16 AM 33.8 °F - 30.2 °F 87% 29.45 in 5.0 mi Calm Calm - N/A   Overcast
4:36 AM 33.8 °F - 30.2 °F 87% 29.45 in 7.0 mi Calm Calm - N/A   Overcast
4:56 AM 33.8 °F - 30.2 °F 87% 29.45 in 10.0 mi Calm Calm - N/A   Overcast
5:16 AM 33.8 °F - 30.2 °F 87% 29.44 in 10.0 mi Calm Calm - N/A   Overcast
5:36 AM 33.8 °F - 30.2 °F 87% 29.44 in 10.0 mi Calm Calm - N/A   Overcast
5:56 AM 33.8 °F - 30.2 °F 87% 29.44 in 10.0 mi Calm Calm - N/A   Overcast
6:16 AM 33.8 °F - 30.2 °F 87% 29.43 in 10.0 mi Calm Calm - N/A   Overcast
6:36 AM 33.8 °F - 30.2 °F 87% 29.43 in 10.0 mi Calm Calm - N/A   Overcast
6:56 AM 33.8 °F - 30.2 °F 87% 29.43 in 7.0 mi Calm Calm - N/A   Overcast
7:16 AM 33.8 °F - 30.2 °F 87% 29.43 in 7.0 mi Calm Calm - N/A   Overcast
7:36 AM 33.8 °F 30.8 °F 30.2 °F 87% 29.43 in 7.0 mi ESE 3.5 mph - N/A   Overcast
7:56 AM 33.8 °F - 30.2 °F 87% 29.43 in 7.0 mi Calm Calm - N/A   Overcast
8:16 AM 33.8 °F - 30.2 °F 87% 29.43 in 7.0 mi Calm Calm - N/A   Overcast
8:36 AM 33.8 °F - 30.2 °F 87% 29.43 in 7.0 mi Calm Calm - N/A   Overcast
8:56 AM 33.8 °F - 30.2 °F 87% 29.43 in 7.0 mi Calm Calm - N/A   Overcast
9:16 AM 33.8 °F - 30.2 °F 87% 29.43 in 7.0 mi Calm Calm - N/A   Overcast
9:36 AM 33.8 °F - 30.2 °F 87% 29.43 in 7.0 mi Calm Calm - N/A   Overcast
9:56 AM 33.8 °F - 32.0 °F 93% 29.43 in 10.0 mi Calm Calm - N/A   Overcast
10:16 AM 33.8 °F - 32.0 °F 93% 29.43 in 10.0 mi Calm Calm - N/A   Overcast
10:36 AM 35.6 °F 29.9 °F 33.8 °F 93% 29.42 in 10.0 mi NE 6.9 mph - N/A   Overcast
10:56 AM 35.6 °F 27.5 °F 33.8 °F 93% 29.41 in 10.0 mi NE 11.5 mph - N/A   Mostly Cloudy
11:16 AM 35.6 °F - 32.0 °F 87% 29.42 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
11:36 AM 37.4 °F - 33.8 °F 87% 29.42 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
11:56 AM 37.4 °F 34.9 °F 33.8 °F 87% 29.42 in 10.0 mi WSW 3.5 mph - N/A   Overcast
12:16 PM 37.4 °F - 33.8 °F 87% 29.42 in 10.0 mi Calm Calm - N/A   Overcast
12:36 PM 37.4 °F 34.9 °F 33.8 °F 87% 29.42 in 10.0 mi WSW 3.5 mph - N/A   Overcast
12:56 PM 37.4 °F - 33.8 °F 87% 29.42 in 10.0 mi Calm Calm - N/A   Overcast
1:16 PM 41.0 °F 37.1 °F 30.2 °F 65% 29.43 in 10.0 mi SSW 5.8 mph - N/A   Overcast
1:36 PM 39.2 °F 35.0 °F 32.0 °F 75% 29.43 in 10.0 mi SW 5.8 mph - N/A   Overcast
1:56 PM 41.0 °F 38.0 °F 30.2 °F 65% 29.43 in 10.0 mi South 4.6 mph - N/A   Overcast
2:16 PM 39.2 °F 33.0 °F 30.2 °F 70% 29.43 in 10.0 mi SSW 9.2 mph - N/A   Overcast
2:36 PM 41.0 °F 39.0 °F 28.4 °F 61% 29.44 in 10.0 mi SSE 3.5 mph - N/A   Overcast
2:56 PM 41.0 °F 35.8 °F 28.4 °F 61% 29.44 in 10.0 mi South 8.1 mph - N/A   Overcast
3:16 PM 39.2 °F 35.9 °F 28.4 °F 65% 29.44 in 10.0 mi South 4.6 mph - N/A   Overcast
3:36 PM 39.2 °F 37.0 °F 30.2 °F 70% 29.44 in 10.0 mi West 3.5 mph - N/A   Overcast
3:56 PM 37.4 °F 33.8 °F 30.2 °F 75% 29.45 in 10.0 mi SSW 4.6 mph - N/A   Overcast
4:16 PM 37.4 °F 34.9 °F 30.2 °F 75% 29.45 in 10.0 mi SE 3.5 mph - N/A   Overcast
4:36 PM 37.4 °F - 30.2 °F 75% 29.45 in 10.0 mi Calm Calm - N/A   Overcast
4:56 PM 37.4 °F - 30.2 °F 75% 29.46 in 10.0 mi Calm Calm - N/A   Overcast
5:16 PM 37.4 °F - 30.2 °F 75% 29.46 in 10.0 mi Calm Calm - N/A   Overcast
5:36 PM 37.4 °F 34.9 °F 30.2 °F 75% 29.46 in 10.0 mi South 3.5 mph - N/A   Overcast
5:56 PM 37.4 °F 32.8 °F 30.2 °F 75% 29.46 in 10.0 mi SW 5.8 mph - N/A   Overcast
6:16 PM 37.4 °F - 30.2 °F 75% 29.46 in 10.0 mi Calm Calm - N/A   Overcast
6:36 PM 35.6 °F 30.7 °F 32.0 °F 87% 29.46 in 10.0 mi SSW 5.8 mph - N/A   Overcast
6:56 PM 37.4 °F 34.9 °F 30.2 °F 75% 29.46 in 10.0 mi WSW 3.5 mph - N/A   Overcast
7:16 PM 35.6 °F 30.7 °F 30.2 °F 81% 29.46 in 10.0 mi SW 5.8 mph - N/A   Overcast
7:36 PM 37.4 °F 33.8 °F 30.2 °F 75% 29.46 in 10.0 mi SW 4.6 mph - N/A   Overcast
7:56 PM 35.6 °F 31.7 °F 30.2 °F 81% 29.46 in 10.0 mi SW 4.6 mph - N/A   Overcast
8:16 PM 35.6 °F 31.7 °F 30.2 °F 81% 29.47 in 10.0 mi SW 4.6 mph - N/A   Overcast
8:36 PM 35.6 °F 32.8 °F 30.2 °F 81% 29.47 in 10.0 mi West 3.5 mph - N/A   Overcast
8:56 PM 35.6 °F 32.8 °F 30.2 °F 81% 29.47 in 10.0 mi SSW 3.5 mph - N/A   Overcast
9:16 PM 35.6 °F 32.8 °F 30.2 °F 81% 29.47 in 10.0 mi South 3.5 mph - N/A   Overcast
9:36 PM 35.6 °F - 30.2 °F 81% 29.48 in 10.0 mi Calm Calm - N/A   Overcast
9:56 PM 35.6 °F - 30.2 °F 81% 29.48 in 10.0 mi Calm Calm - N/A   Overcast
10:16 PM 33.8 °F - 30.2 °F 87% 29.49 in 10.0 mi Calm Calm - N/A   Overcast
10:36 PM 33.8 °F 30.8 °F 30.2 °F 87% 29.49 in 10.0 mi SW 3.5 mph - N/A   Overcast
10:56 PM 35.6 °F - 30.2 °F 81% 29.49 in 10.0 mi Calm Calm - N/A   Overcast
11:16 PM 33.8 °F - 30.2 °F 87% 29.49 in 10.0 mi Calm Calm - N/A   Overcast
11:36 PM 33.8 °F - 30.2 °F 87% 29.50 in 10.0 mi Calm Calm - N/A   Overcast
11:56 PM 33.8 °F - 30.2 °F 87% 29.50 in 10.0 mi Calm Calm - N/A   Overcast