Weather History for Petersburg, AK

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Wednesday, October 27, 2010

  Actual Average Record
Temperature  
Mean Temperature 37 °F -  
Max Temperature 41 °F 42 °F 54 °F (1993)
Min Temperature 33 °F 34 °F 19 °F (1991)
Degree Days  
Heating Degree Days 28    
Moisture  
Dew Point 36 °F    
Average Humidity 93    
Maximum Humidity 100    
Minimum Humidity 87    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.13 in    
Wind  
Wind Speed 3 mph (NW)    
Max Wind Speed 6 mph    
Max Gust Speed -    
Visibility 7 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. 27, 2010 Rise Set
Actual Time 7:51 AM AKDT 5:19 PM AKDT
Civil Twilight 7:11 AM AKDT 5:59 PM AKDT
Nautical Twilight 6:26 AM AKDT 6:43 PM AKDT
Astronomical Twilight 5:42 AM AKDT 7:27 PM AKDT
Moon 8:03 PM AKDT (10/27) 1:19 PM AKDT (10/27)
Length of Visible Light 10h 48m
Length of Day
9h 28m
Waning Gibbous, 78% of the Moon is Illuminated
Oct 27
Waning Gibbous
Oct 30
Last Quarter
Nov 5
New
Nov 13
First Quarter
Nov 21
Full

Hourly Weather History & Observations

Time (AKDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:16 AM 35.6 °F 31.7 °F 33.8 °F 93% 30.00 in 0.8 mi West 4.6 mph - N/A   Overcast
12:36 AM 33.8 °F 30.8 °F 33.8 °F 100% 30.01 in 0.5 mi SW 3.5 mph - N/A   Overcast
12:56 AM 33.8 °F 29.6 °F 32.0 °F 93% 30.01 in 0.8 mi North 4.6 mph - N/A   Overcast
1:16 AM 33.8 °F 29.6 °F 32.0 °F 93% 30.03 in 1.2 mi North 4.6 mph - N/A   Mostly Cloudy
1:36 AM 35.6 °F 32.8 °F 33.8 °F 93% 30.03 in 10.0 mi North 3.5 mph - N/A   Scattered Clouds
1:56 AM 33.8 °F 30.8 °F 32.0 °F 93% 30.04 in 7.0 mi NNW 3.5 mph - N/A   Mostly Cloudy
2:16 AM 33.8 °F 30.8 °F 32.0 °F 93% 30.05 in 9.0 mi WNW 3.5 mph - N/A   Overcast
2:36 AM 33.8 °F 30.8 °F 32.0 °F 93% 30.06 in 2.0 mi North 3.5 mph - N/A   Overcast
2:56 AM 33.8 °F 29.6 °F 33.8 °F 100% 30.06 in 2.5 mi NNW 4.6 mph - N/A   Overcast
3:16 AM 35.6 °F 32.8 °F 33.8 °F 93% 30.07 in 10.0 mi NW 3.5 mph - N/A   Overcast
3:36 AM 35.6 °F 30.7 °F 33.8 °F 93% 30.07 in 6.0 mi NW 5.8 mph - N/A   Overcast
3:56 AM 35.6 °F 31.7 °F 33.8 °F 93% 30.08 in 1.2 mi West 4.6 mph - N/A   Overcast
4:16 AM 35.6 °F - 33.8 °F 93% 30.09 in 3.0 mi Calm Calm - N/A   Overcast
4:36 AM 35.6 °F - 35.6 °F 100% 30.09 in 8.0 mi Calm Calm - N/A   Overcast
4:56 AM 37.4 °F - 35.6 °F 93% 30.10 in 7.0 mi Calm Calm - N/A   Overcast
5:16 AM 37.4 °F 34.9 °F 35.6 °F 93% 30.10 in 2.5 mi WSW 3.5 mph - N/A   Overcast
5:36 AM 37.4 °F 34.9 °F 35.6 °F 93% 30.11 in 5.0 mi West 3.5 mph - N/A   Overcast
5:56 AM 37.4 °F - 35.6 °F 93% 30.11 in 10.0 mi Calm Calm - N/A   Overcast
6:16 AM 37.4 °F 33.8 °F 35.6 °F 93% 30.11 in 10.0 mi NW 4.6 mph - N/A   Overcast
6:36 AM 37.4 °F 33.8 °F 35.6 °F 93% 30.12 in 10.0 mi North 4.6 mph - N/A   Overcast
6:56 AM 37.4 °F 34.9 °F 35.6 °F 93% 30.12 in 10.0 mi SW 3.5 mph - N/A   Overcast
7:16 AM 37.4 °F - 35.6 °F 93% 30.12 in 10.0 mi Calm Calm - N/A   Overcast
7:36 AM 37.4 °F - 35.6 °F 93% 30.13 in 10.0 mi Calm Calm - N/A   Overcast
7:56 AM 37.4 °F - 35.6 °F 93% 30.13 in 10.0 mi Calm Calm - N/A   Overcast
8:16 AM 37.4 °F 34.9 °F 35.6 °F 93% 30.13 in 7.0 mi West 3.5 mph - N/A   Overcast
8:36 AM 37.4 °F - 35.6 °F 93% 30.14 in 7.0 mi Calm Calm - N/A   Overcast
8:56 AM 37.4 °F 34.9 °F 37.4 °F 100% 30.15 in 7.0 mi North 3.5 mph - N/A   Overcast
9:16 AM 37.4 °F - 37.4 °F 100% 30.15 in 7.0 mi Calm Calm - N/A   Overcast
9:36 AM 37.4 °F 34.9 °F 37.4 °F 100% 30.16 in 7.0 mi North 3.5 mph - N/A   Overcast
9:56 AM 39.2 °F 35.0 °F 37.4 °F 93% 30.16 in 7.0 mi NNW 5.8 mph - N/A   Overcast
10:16 AM 39.2 °F 35.9 °F 37.4 °F 93% 30.17 in 7.0 mi WNW 4.6 mph - N/A   Overcast
10:36 AM 39.2 °F 35.9 °F 37.4 °F 93% 30.17 in 10.0 mi West 4.6 mph - N/A   Overcast
10:56 AM 39.2 °F 37.0 °F 37.4 °F 93% 30.17 in 10.0 mi NNW 3.5 mph - N/A   Overcast
11:16 AM 39.2 °F - 37.4 °F 93% 30.18 in 10.0 mi Calm Calm - N/A   Overcast
11:36 AM 39.2 °F 37.0 °F 37.4 °F 93% 30.18 in 10.0 mi WNW 3.5 mph - N/A   Overcast
11:56 AM 39.2 °F - 37.4 °F 93% 30.18 in 10.0 mi Calm Calm - N/A   Overcast
12:16 PM 39.2 °F 37.0 °F 37.4 °F 93% 30.18 in 10.0 mi North 3.5 mph - N/A   Overcast
12:36 PM 39.2 °F - 37.4 °F 93% 30.18 in 10.0 mi Calm Calm - N/A   Overcast
12:56 PM 39.2 °F 37.0 °F 37.4 °F 93% 30.18 in 10.0 mi North 3.5 mph - N/A   Overcast
1:16 PM 41.0 °F - 37.4 °F 87% 30.18 in 10.0 mi Calm Calm - N/A   Overcast
1:36 PM 41.0 °F 39.0 °F 37.4 °F 87% 30.18 in 10.0 mi WNW 3.5 mph - N/A   Overcast
1:56 PM 41.0 °F 38.0 °F 37.4 °F 87% 30.19 in 10.0 mi North 4.6 mph - N/A   Overcast
2:16 PM 41.0 °F - 39.2 °F 93% 30.18 in 10.0 mi Calm Calm - N/A   Overcast
2:36 PM 41.0 °F - 37.4 °F 87% 30.19 in 10.0 mi Calm Calm - N/A   Overcast
2:56 PM 41.0 °F 39.0 °F 37.4 °F 87% 30.18 in 10.0 mi ENE 3.5 mph - N/A   Overcast
3:16 PM 41.0 °F - 37.4 °F 87% 30.18 in 10.0 mi Calm Calm - N/A   Overcast
3:36 PM 41.0 °F - 37.4 °F 87% 30.18 in 10.0 mi Calm Calm - N/A   Overcast
3:56 PM 39.2 °F - 37.4 °F 93% 30.18 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
4:16 PM 39.2 °F 37.0 °F 37.4 °F 93% 30.17 in 10.0 mi NNW 3.5 mph - N/A   Mostly Cloudy
4:36 PM 39.2 °F 35.0 °F 37.4 °F 93% 30.17 in 10.0 mi WNW 5.8 mph - N/A   Mostly Cloudy
4:56 PM 37.4 °F 32.8 °F 35.6 °F 93% 30.18 in 0.5 mi NNW 5.8 mph - N/A   Mostly Cloudy
5:16 PM 37.4 °F 32.8 °F 35.6 °F 93% 30.17 in 0.5 mi NNW 5.8 mph - N/A   Mostly Cloudy
5:36 PM 37.4 °F 32.8 °F 35.6 °F 93% 30.18 in 0.5 mi NNW 5.8 mph - N/A   Mostly Cloudy
5:56 PM 37.4 °F 34.9 °F 35.6 °F 93% 30.18 in 0.8 mi NNW 3.5 mph - N/A   Overcast
6:16 PM 37.4 °F 33.8 °F 35.6 °F 93% 30.17 in 0.8 mi North 4.6 mph - N/A   Overcast
6:36 PM 37.4 °F - 35.6 °F 93% 30.17 in 3.0 mi Calm Calm - N/A   Mostly Cloudy
6:56 PM 37.4 °F 34.9 °F 35.6 °F 93% 30.17 in 2.5 mi SW 3.5 mph - N/A   Mostly Cloudy
7:16 PM 37.4 °F - 35.6 °F 93% 30.17 in 2.5 mi Calm Calm - N/A   Mostly Cloudy
7:36 PM 37.4 °F - 35.6 °F 93% 30.16 in 2.5 mi Calm Calm - N/A   Mostly Cloudy
7:56 PM 37.4 °F - 35.6 °F 93% 30.16 in 4.0 mi Calm Calm - N/A   Mostly Cloudy
8:16 PM 37.4 °F - 35.6 °F 93% 30.15 in 4.0 mi Calm Calm - N/A   Mostly Cloudy
8:36 PM 37.4 °F - 35.6 °F 93% 30.15 in 4.0 mi Calm Calm - N/A   Mostly Cloudy
8:56 PM 37.4 °F - 35.6 °F 93% 30.14 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
9:16 PM 37.4 °F - 35.6 °F 93% 30.14 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
9:36 PM 37.4 °F - 35.6 °F 93% 30.14 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
9:56 PM 37.4 °F - 35.6 °F 93% 30.13 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:16 PM 37.4 °F - 35.6 °F 93% 30.12 in 10.0 mi Calm Calm - N/A   Overcast
10:36 PM 35.6 °F 31.7 °F 35.6 °F 100% 30.12 in 10.0 mi NW 4.6 mph - N/A   Overcast
10:56 PM 35.6 °F 32.8 °F 35.6 °F 100% 30.12 in 10.0 mi SW 3.5 mph - N/A   Overcast
11:16 PM 35.6 °F 32.8 °F 33.8 °F 93% 30.12 in 10.0 mi North 3.5 mph - N/A   Overcast
11:36 PM 35.6 °F 32.8 °F 33.8 °F 93% 30.11 in 10.0 mi NW 3.5 mph - N/A   Overcast
11:56 PM 35.6 °F 30.7 °F 33.8 °F 93% 30.11 in 10.0 mi WNW 5.8 mph - N/A   Overcast