Weather History for Petersburg, AK

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Week of October 9, 2011 through October 15, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 48 °F 47 °F 44 °F
Mean Temperature 47 °F 44 °F 42 °F
Min Temperature 46 °F 41 °F 39 °F
Degree Days  
Heating Degree Days (base 65) 24 21 18 150
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 46 °F 41 °F 36 °F
Precipitation  
Precipitation 0.00 in 0.00 in 0.00 in 0.00 in
Snowdepth - - - -
Wind  
Wind 12 mph 2 mph 0 mph
Gust Wind 17 mph 17 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.13 in 29.76 in 29.23 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Oct. 15, 2011 Rise Set
Actual Time 7:24 AM AKDT 5:49 PM AKDT
Civil Twilight 6:46 AM AKDT 6:28 PM AKDT
Nautical Twilight 6:02 AM AKDT 7:11 PM AKDT
Astronomical Twilight 5:17 AM AKDT 7:56 PM AKDT
Moon 6:59 PM AKDT (10/15) 11:47 AM AKDT (10/15)
Length of Visible Light 11h 42m
Length of Day
10h 25m
Waning Gibbous, 88% of the Moon is Illuminated
Oct 15
Waning Gibbous
Oct 19
Last Quarter
Oct 26
New
Nov 2
First Quarter
Nov 10
Full

Daily Weather History & Observations

2011 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Oct high avg low high avg low high avg low high avg low high avg low high avg high sum  
9 48 45 42 45 43 41 100 93 87 29.75 29.65 29.41 10 9 5 8 2 - 0.00  
10 48 44 39 43 40 37 100 87 71 29.64 29.40 29.23 10 10 1 7 2 - 0.00  
11 48 45 42 46 43 39 100 92 87 29.43 29.32 29.23 10 10 10 10 3 - 0.00  
12 48 47 46 46 45 45 100 91 87 29.93 29.71 29.50 10 7 5 6 2 - 0.00  
13 46 42 39 45 41 37 100 88 76 30.11 30.08 30.01 10 10 5 12 2 - 0.00  
14 44 42 39 39 38 37 100 89 76 30.13 30.11 30.08 10 10 2 7 1 - 0.00  
15 44 42 39 39 37 36 100 84 76 30.08 30.04 29.97 10 10 7 9 2 17 0.00