Weather History for Petersburg, AK

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Month of October, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 22 °C 8 °C 1 °C
Mean Temperature 14 °C 4 °C -4 °C
Min Temperature 8 °C 1 °C -9 °C
Degree Days  
Heating Degree Days (base 65) 41 26 6 797
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 8 0 0 8
Dew Point  
Dew Point 11 °C 0 °C -14 °C
Precipitation  
Precipitation 0.0 mm 0.0 mm 0.0 mm 0.00 mm
Snowdepth - - - -
Wind  
Wind 27 km/h 5 km/h 0 km/h
Gust Wind 39 km/h 29 km/h 26 km/h
Sea Level Pressure  
Sea Level Pressure 1037 hPa 1014 hPa 983 hPa

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Oct. 24, 2012 Rise Set
Actual Time 7:45 AM AKDT 5:25 PM AKDT
Civil Twilight 7:06 AM AKDT 6:04 PM AKDT
Nautical Twilight 6:21 AM AKDT 6:49 PM AKDT
Astronomical Twilight 5:37 AM AKDT 7:33 PM AKDT
Moon 3:30 PM AKDT (10/24) 1:55 AM AKDT (10/24)
Length of Visible Light 10h 58m
Length of Day
9h 39m
Waxing Gibbous, 77% of the Moon is Illuminated
Oct 24
Waxing Gibbous
Oct 29
Full
Nov 6
Last Quarter
Nov 13
New
Nov 20
First Quarter

Weather History Calendar

Precipitation Actual month total 0.00 Average Month Total: 56.7
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
10 | 4 0.00
Average:
9 | 4 1.65
Scattered Clouds
Actual:
8 | 0 0.00
Average:
9 | 4 1.65
Overcast
Actual:
9 | 4 0.00
Average:
9 | 4 1.65
Overcast
Actual:
11 | 5 0.00
Average:
9 | 4 1.65
Overcast
Actual:
9 | 7 0.00
Average:
9 | 4 1.65
Fog
Actual:
14 | 7 0.00
Average:
9 | 4 1.65
Fog
Actual:
22 | 8 0.00
Average:
8 | 4 1.65
Scattered Clouds
Actual:
14 | 4 0.00
Average:
8 | 4 1.65
Rain
Actual:
10 | 5 0.00
Average:
8 | 4 1.65
Fog
Actual:
12 | 7 0.00
Average:
8 | 4 1.65
Rain
Actual:
8 | 6 0.00
Average:
8 | 4 1.68
Rain
Actual:
9 | 6 0.00
Average:
8 | 3 1.68
Rain
Actual:
11 | 7 0.00
Average:
8 | 3 1.68
Rain
Actual:
11 | 7 0.00
Average:
8 | 3 1.68
Rain
Actual:
11 | 6 0.00
Average:
8 | 3 1.70
Rain
Actual:
8 | 6 0.00
Average:
8 | 3 1.70
Rain
Actual:
6 | 3 0.00
Average:
7 | 3 1.73
Rain
Actual:
6 | 0 0.00
Average:
7 | 3 1.73
Partly Cloudy
Actual:
4 | -2 0.00
Average:
7 | 3 1.75
Scattered Clouds
Actual:
6 | -2 0.00
Average:
7 | 3 1.75
Clear
Actual:
6 | -3 0.00
Average:
7 | 3 4.98
Clear
Actual:
6 | -3 0.00
Average:
7 | 3 1.78
Clear
Actual:
6 | -4 0.00
Average:
7 | 2 1.80
Clear
Actual:
5 | -3 0.00
Average:
6 | 2 1.80
Clear
Actual:
4 | -3 0.00
Average:
6 | 2 1.83
Clear
Actual:
4 | -5 0.00
Average:
6 | 2 1.83
Clear
Actual:
2 | -7 0.00
Average:
6 | 1 1.83
Clear
Actual:
1 | -8 0.00
Average:
6 | 1 1.83
Clear
Actual:
1 | -9 0.00
Average:
5 | 1 1.83
Partly Cloudy
Actual:
2 | -8 0.00
Average:
5 | 1 1.83
Scattered Clouds
Actual:
3 | -7 0.00
Average:
5 | 1 1.83
 

Calendar Legend

Sunny
Clear
Mostly Cloudy
Partly Sunny
Partly Cloudy
Mostly Sunny
Cloudy Rain Snow
Hail
Flurries
Thunderstorms Hazy
Fog
Sleet '?' denotes
'chance of'
Unknown

Daily Weather History & Observations

2012 Temp. (°C) Dew Point (°C) Humidity (%) Sea Level Press. (hPa) Visibility (km) Wind (km/h) Precip. (mm) Events
Oct high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 10 7 4 6 3 -1 93 73 50 1031 1017 1006 16 16 13 26 10 37 0.00  
2 8 4 0 3 2 -2 100 81 62 1037 1035 1031 16 16 16 11 3 - 0.00  
3 9 7 4 4 3 2 93 83 62 1034 1033 1032 16 16 16 10 2 - 0.00  
4 11 8 5 6 4 2 93 80 62 1033 1033 1032 16 16 16 10 0 - 0.00  
5 9 8 7 8 7 5 93 92 87 1033 1032 1030 16 15 1 11 5 - 0.00  
6 14 10 7 10 8 6 100 94 72 1030 1029 1027 16 4 0 10 5 - 0.00 Fog
7 22 14 8 11 8 6 94 78 41 1026 1024 1022 16 11 1 11 3 - 0.00 Fog
8 14 9 4 8 6 3 100 79 58 1021 1020 1018 16 16 16 10 3 - 0.00  
9 10 8 5 9 7 4 100 91 76 1018 1018 1017 16 14 5 11 3 - 0.00 Fog , Rain
10 12 9 7 8 6 5 93 83 67 1019 1017 1015 16 16 16 13 6 - 0.00 Fog
11 8 7 6 7 7 5 93 92 87 1010 1007 1002 16 16 11 11 3 - 0.00 Fog , Rain
12 9 7 6 8 7 5 93 93 93 995 993 992 16 7 4 10 5 - 0.00 Rain
13 11 9 7 8 7 3 93 83 62 1005 1002 995 16 12 6 27 8 27 0.00 Rain
14 11 9 7 8 6 4 100 83 71 995 986 983 16 13 6 23 8 39 0.00 Rain
15 11 8 6 7 6 4 93 88 76 997 989 984 16 13 8 23 10 34 0.00 Rain
16 8 7 6 5 3 1 93 77 70 1014 1003 987 16 15 11 23 8 32 0.00 Rain
17 6 4 3 4 2 1 93 84 70 1016 1009 1003 16 12 6 19 10 35 0.00 Rain
18 6 3 0 3 1 -1 100 90 76 1012 1009 1005 16 13 0 10 2 - 0.00 Rain
19 4 1 -2 1 -1 -3 100 87 65 1005 1003 1002 16 14 0 10 3 - 0.00  
20 6 2 -2 0 -3 -5 93 80 46 1012 1008 1005 16 16 16 10 5 - 0.00  
21 6 1 -3 -4 -6 -9 86 67 36 1017 1015 1012 16 16 16 13 5 - 0.00  
22 6 1 -3 -4 -7 -9 80 63 34 1017 1015 1013 16 16 16 13 6 - 0.00  
23 6 1 -4 -4 -7 -9 86 66 34 1019 1016 1013 16 16 16 14 8 - 0.00  
24 5 1 -3 -4 -7 -8 80 60 39 1026 1021 1018 16 16 16 19 5 - 0.00  
25 4 0 -3 -5 -8 -9 74 59 42 1029 1027 1026 16 16 16 11 5 - 0.00  
26 4 -1 -5 -6 -8 -12 80 60 33 1026 1023 1019 16 16 16 11 5 - 0.00  
27 2 -3 -7 -7 -9 -12 86 66 35 1019 1013 1010 16 16 16 11 3 - 0.00  
28 1 -4 -8 -8 -11 -13 93 66 35 1013 1012 1011 16 16 16 10 5 - 0.00  
29 1 -4 -9 -6 -11 -14 93 66 35 1017 1012 1010 16 16 16 10 3 - 0.00  
30 2 -3 -8 -8 -11 -14 80 62 35 1018 1016 1011 16 16 16 6 2 - 0.00  
31 3 -2 -7 -7 -9 -11 86 63 38 1011 1008 1007 16 16 16 11 2 - 0.00