Weather History for Petersburg, AK

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Week of April 7, 2013 through April 13, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 53 °F 46 °F 41 °F
Mean Temperature 44 °F 39 °F 36 °F
Min Temperature 35 °F 31 °F 28 °F
Degree Days  
Heating Degree Days (base 65) 30 26 21 181
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 39 °F 30 °F 21 °F
Precipitation  
Precipitation 0.97 in 0.18 in 0.00 in 1.26 in
Snowdepth - - - -
Wind  
Wind 22 mph 5 mph 0 mph
Gust Wind 43 mph 20 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.25 in 29.86 in 29.31 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Apr. 12, 2013 Rise Set
Actual Time 5:50 AM AKDT 7:55 PM AKDT
Civil Twilight 5:10 AM AKDT 8:36 PM AKDT
Nautical Twilight 4:18 AM AKDT 9:28 PM AKDT
Astronomical Twilight 3:16 AM AKDT 10:31 PM AKDT
Moon 6:39 AM AKDT (4/12) 11:04 PM AKDT (4/12)
Length of Visible Light 15h 26m
Length of Day
14h 04m
Waxing Crescent, 6% of the Moon is Illuminated
Apr 12
Waxing Crescent
Apr 18
First Quarter
Apr 25
Full
May 2
Last Quarter
May 9
New

Daily Weather History & Observations

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Apr high avg low high avg low high avg low high avg low high avg low high avg high sum  
7 53 44 33 37 35 30 93 77 44 30.00 29.91 29.77 10 10 10 7 2 - 0.00  
8 51 40 28 37 32 27 93 75 41 30.00 29.89 29.68 10 9 0 17 3 30 0.24  
9 44 40 35 39 35 25 87 77 56 29.85 29.57 29.31 10 8 4 22 9 43 0.97 Rain
10 42 36 30 30 28 21 93 74 42 30.15 29.99 29.85 10 10 10 16 4 16 0.01 Rain , Snow
11 41 36 30 30 28 25 87 72 53 30.25 30.14 29.84 10 9 2 14 6 17 0.02  
12 46 40 35 30 27 21 75 60 37 29.82 29.59 29.50 10 10 3 13 7 26 0.02  
13 48 38 28 34 28 25 93 68 40 30.07 29.95 29.76 10 10 10 8 4 - 0.00