Weather History for Petersburg, AK

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Wednesday, June 18, 2014

  Actual Average Record
Temperature  
Mean Temperature 50 °F -  
Max Temperature 57 °F 58 °F 78 °F (2004)
Min Temperature 42 °F 45 °F 42 °F (1987)
Degree Days  
Heating Degree Days 16    
Moisture  
Dew Point 44 °F    
Average Humidity 79    
Maximum Humidity 93    
Minimum Humidity 59    
Precipitation  
Precipitation 0.03 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.00 in    
Wind  
Wind Speed 4 mph (NE)    
Max Wind Speed 8 mph    
Max Gust Speed -    
Visibility 9 miles    
Events Rain    
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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Date:

Astronomy

Jun. 18, 2014 Rise Set
Actual Time 3:58 AM AKDT 9:48 PM AKDT
Civil Twilight 2:51 AM AKDT 10:55 PM AKDT
Nautical Twilight 1:25 AM AKDT 12:20 AM AKDT
Astronomical Twilight Sun does not rise Sun does not rise
Moon 12:11 AM AKDT (6/18) 11:45 AM AKDT (6/18)
Length of Visible Light 20h 04m
Length of Day
17h 49m
Waning Gibbous, 61% of the Moon is Illuminated
Jun 18
Waning Gibbous
Jun 19
Last Quarter
Jun 27
New
Jul 5
First Quarter
Jul 12
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 46.4 °F 44.3 °F 42.8 °F 87% 29.97 in 10.0 mi WSW 4.6 mph - N/A   Mostly Cloudy
12:36 AM 46.4 °F 43.5 °F 42.8 °F 87% 29.98 in 10.0 mi SSW 5.8 mph - N/A   Mostly Cloudy
12:56 AM 44.6 °F 41.4 °F 42.8 °F 93% 29.98 in 10.0 mi SW 5.8 mph - N/A   Partly Cloudy
1:16 AM 46.4 °F 43.5 °F 42.8 °F 87% 29.98 in 10.0 mi SSW 5.8 mph - N/A   Clear
1:36 AM 44.6 °F 42.2 °F 41.0 °F 87% 29.98 in 10.0 mi West 4.6 mph - N/A   Clear
1:56 AM 42.8 °F 41.1 °F 39.2 °F 87% 29.99 in 2.5 mi WSW 3.5 mph - N/A   Clear
2:36 AM 42.8 °F 40.1 °F 41.0 °F 93% 29.99 in 1.5 mi SW 4.6 mph - N/A   Mostly Cloudy
2:56 AM 42.8 °F 40.1 °F 41.0 °F 93% 29.99 in 0.5 mi NW 4.6 mph - N/A   Overcast
3:16 AM 42.8 °F - 41.0 °F 93% 29.99 in 0.2 mi Calm Calm - N/A   Overcast
4:36 AM 44.6 °F 43.1 °F 41.0 °F 87% 29.99 in 0.8 mi WSW 3.5 mph - N/A   Overcast
4:56 AM 44.6 °F - 42.8 °F 93% 29.99 in 3.0 mi Calm Calm - N/A   Overcast
5:16 AM 44.6 °F 42.2 °F 42.8 °F 93% 29.99 in 8.0 mi West 4.6 mph - N/A   Overcast
5:36 AM 44.6 °F - 42.8 °F 93% 29.99 in 10.0 mi Calm Calm - N/A   Overcast
5:56 AM 46.4 °F - 42.8 °F 87% 29.99 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:16 AM 46.4 °F - 42.8 °F 87% 29.99 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:36 AM 46.4 °F - 44.6 °F 93% 29.99 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:55 AM 46.4 °F - 44.6 °F 93% 30.00 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
7:16 AM 46.4 °F - 44.6 °F 93% 30.00 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
7:36 AM 48.2 °F - 44.6 °F 87% 30.00 in 10.0 mi East 3.5 mph - N/A   Mostly Cloudy
7:56 AM 48.2 °F - 44.6 °F 87% 30.00 in 10.0 mi NNE 3.5 mph - N/A   Mostly Cloudy
8:36 AM 48.2 °F - 44.6 °F 87% 30.01 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:56 AM 50.0 °F - 44.6 °F 82% 30.01 in 10.0 mi NE 3.5 mph - N/A   Mostly Cloudy
9:16 AM 50.0 °F - 44.6 °F 82% 30.01 in 10.0 mi ENE 4.6 mph - N/A   Mostly Cloudy
9:55 AM 50.0 °F - 44.6 °F 82% 30.02 in 10.0 mi NNE 3.5 mph - N/A Rain Light Rain Showers
10:16 AM 51.8 °F - 44.6 °F 76% 30.02 in 10.0 mi ENE 4.6 mph - N/A   Unknown
10:36 AM 50.0 °F - 46.4 °F 87% 30.02 in 10.0 mi ENE 5.8 mph - N/A   Unknown
10:56 AM 53.6 °F - 44.6 °F 72% 30.02 in 10.0 mi East 6.9 mph - N/A   Mostly Cloudy
11:16 AM 51.8 °F - 42.8 °F 71% 30.02 in 10.0 mi ENE 6.9 mph - N/A   Mostly Cloudy
11:36 AM 53.6 °F - 44.6 °F 72% 30.02 in 10.0 mi NNE 8.1 mph - N/A   Mostly Cloudy
11:56 AM 51.8 °F - 44.6 °F 76% 30.02 in 10.0 mi East 5.8 mph - N/A   Mostly Cloudy
12:16 PM 51.8 °F - 44.6 °F 76% 30.02 in 10.0 mi NNE 5.8 mph - 0.03 in   Mostly Cloudy
12:36 PM 51.8 °F - 44.6 °F 76% 30.02 in 10.0 mi Calm Calm - 0.03 in   Mostly Cloudy
12:55 PM 53.6 °F - 46.4 °F 77% 30.02 in 10.0 mi NNE 3.5 mph - N/A   Mostly Cloudy
1:16 PM 55.4 °F - 44.6 °F 67% 30.02 in 10.0 mi ENE 5.8 mph - N/A   Mostly Cloudy
1:56 PM 53.6 °F - 42.8 °F 67% 30.01 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
2:54 PM 53.6 °F - 44.6 °F 72% 30.02 in 10.0 mi Calm Calm - N/A   Overcast
3:16 PM 53.6 °F - 42.8 °F 67% 30.02 in 10.0 mi West 4.6 mph - N/A   Overcast
3:36 PM 55.4 °F - 42.8 °F 63% 30.01 in 10.0 mi NNE 3.5 mph - N/A   Overcast
3:56 PM 57.2 °F - 42.8 °F 59% 30.00 in 10.0 mi North 4.6 mph - N/A   Mostly Cloudy
4:16 PM 57.2 °F - 42.8 °F 59% 30.00 in 10.0 mi NE 3.5 mph - N/A   Mostly Cloudy
4:36 PM 57.2 °F - 42.8 °F 59% 30.00 in 10.0 mi East 6.9 mph - N/A   Mostly Cloudy
4:54 PM 55.4 °F - 44.6 °F 67% 30.00 in 10.0 mi NE 5.8 mph - N/A   Mostly Cloudy
5:16 PM 53.6 °F - 44.6 °F 72% 30.00 in 10.0 mi NE 5.8 mph - N/A   Mostly Cloudy
5:36 PM 53.6 °F - 44.6 °F 72% 29.99 in 10.0 mi ESE 3.5 mph - N/A   Mostly Cloudy
5:56 PM 55.4 °F - 46.4 °F 72% 29.99 in 10.0 mi ESE 4.6 mph - N/A   Overcast
6:16 PM 55.4 °F - 44.6 °F 67% 29.99 in 10.0 mi East 3.5 mph - N/A   Overcast
6:36 PM 55.4 °F - 42.8 °F 63% 29.99 in 10.0 mi Calm Calm - N/A   Overcast
6:56 PM 55.4 °F - 42.8 °F 63% 29.99 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
7:16 PM 53.6 °F - 42.8 °F 67% 29.99 in 10.0 mi NE 5.8 mph - N/A   Mostly Cloudy
7:54 PM 51.8 °F - 44.6 °F 76% 29.98 in 10.0 mi NNE 4.6 mph - N/A   Mostly Cloudy
7:56 PM 51.8 °F - 44.6 °F 76% 29.99 in 10.0 mi ENE 3.5 mph - N/A   Mostly Cloudy
9:16 PM 50.0 °F - 44.6 °F 82% 29.97 in 10.0 mi East 4.6 mph - N/A   Mostly Cloudy
9:56 PM 48.2 °F - 42.8 °F 82% 29.97 in 10.0 mi Calm Calm - N/A   Scattered Clouds
10:56 PM 46.4 °F 44.3 °F 42.8 °F 87% 29.96 in 10.0 mi SW 4.6 mph - N/A   Clear
11:16 PM 48.2 °F - 44.6 °F 87% 29.96 in 10.0 mi SW 4.6 mph - N/A   Clear
11:56 PM 46.4 °F 45.2 °F 42.8 °F 87% 29.95 in 10.0 mi SW 3.5 mph - N/A   Mostly Cloudy