Weather History for Petersburg, AK

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Month of October, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 71 °F 45 °F 33 °F
Mean Temperature 58 °F 39 °F 24 °F
Min Temperature 46 °F 33 °F 15 °F
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 52 °F 32 °F 7 °F
Precipitation  
Precipitation 0.00 in 0.00 in 0.00 in 0.00 in
Snowdepth - - - -
Wind  
Wind 17 mph 3 mph 0 mph
Gust Wind 24 mph 18 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.62 in 29.96 in 29.03 in

Monthly Weather History Graph

Monthly Weather History Graph

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Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

Oct. 23, 2012 Rise Set
Actual Time 7:43 AM AKDT 5:27 PM AKDT
Civil Twilight 7:03 AM AKDT 6:07 PM AKDT
Nautical Twilight 6:19 AM AKDT 6:51 PM AKDT
Astronomical Twilight 5:35 AM AKDT 7:35 PM AKDT
Moon 3:13 PM AKDT (10/23) 12:37 AM AKDT (10/23)
Length of Visible Light 11h 03m
Length of Day
9h 44m
Waxing Gibbous, 68% of the Moon is Illuminated
Oct 23
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: 22.34
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
50 | 39 0.00
Average:
49 | 40 0.65
Scattered Clouds
Actual:
46 | 32 0.00
Average:
49 | 40 0.65
Overcast
Actual:
48 | 39 0.00
Average:
49 | 40 0.65
Overcast
Actual:
51 | 41 0.00
Average:
48 | 40 0.65
Overcast
Actual:
48 | 44 0.00
Average:
48 | 39 0.65
Fog
Actual:
57 | 44 0.00
Average:
48 | 39 0.65
Fog
Actual:
71 | 46 0.00
Average:
47 | 39 0.65
Scattered Clouds
Actual:
57 | 39 0.00
Average:
47 | 39 0.65
Rain
Actual:
50 | 41 0.00
Average:
47 | 39 0.65
Fog
Actual:
53 | 44 0.00
Average:
46 | 39 0.65
Rain
Actual:
46 | 42 0.00
Average:
46 | 39 0.66
Rain
Actual:
48 | 42 0.00
Average:
46 | 38 0.66
Rain
Actual:
51 | 44 0.00
Average:
46 | 38 0.66
Rain
Actual:
51 | 44 0.00
Average:
46 | 38 0.66
Rain
Actual:
51 | 42 0.00
Average:
46 | 38 0.67
Rain
Actual:
46 | 42 0.00
Average:
46 | 38 0.67
Rain
Actual:
42 | 37 0.00
Average:
45 | 38 0.68
Rain
Actual:
42 | 32 0.00
Average:
45 | 38 0.68
Partly Cloudy
Actual:
39 | 28 0.00
Average:
45 | 38 0.69
Scattered Clouds
Actual:
42 | 28 0.00
Average:
45 | 37 0.69
Clear
Actual:
42 | 26 0.00
Average:
44 | 37 1.96
Clear
Actual:
42 | 26 0.00
Average:
44 | 37 0.70
Clear
Actual:
42 | 24 0.00
Average:
44 | 36 0.71
Clear
Actual:
41 | 26 0.00
Average:
43 | 36 0.71
Clear
Actual:
39 | 26 0.00
Average:
43 | 35 0.72
Clear
Actual:
39 | 23 0.00
Average:
42 | 35 0.72
Clear
Actual:
35 | 19 0.00
Average:
42 | 34 0.72
Clear
Actual:
33 | 17 0.00
Average:
42 | 34 0.72
Clear
Actual:
33 | 15 0.00
Average:
41 | 34 0.72
Partly Cloudy
Actual:
35 | 17 0.00
Average:
41 | 33 0.72
Scattered Clouds
Actual:
37 | 19 0.00
Average:
41 | 33 0.72
 

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. (°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  
1 50 44 39 43 37 30 93 73 50 30.44 30.04 29.71 10 10 8 16 6 23 0.00  
2 46 39 32 37 35 28 100 81 62 30.62 30.57 30.45 10 10 10 7 2 - 0.00  
3 48 44 39 39 38 36 93 83 62 30.54 30.51 30.48 10 10 10 6 1 - 0.00  
4 51 46 41 43 40 36 93 80 62 30.52 30.50 30.48 10 10 10 6 0 - 0.00  
5 48 46 44 46 45 41 93 92 87 30.51 30.47 30.41 10 9 0 7 3 - 0.00  
6 57 50 44 50 46 43 100 94 72 30.41 30.39 30.33 10 2 0 6 3 - 0.00 Fog
7 71 58 46 52 47 43 94 78 41 30.30 30.25 30.18 10 7 0 7 2 - 0.00 Fog
8 57 48 39 46 42 37 100 79 58 30.14 30.11 30.07 10 10 10 6 2 - 0.00  
9 50 46 41 48 44 39 100 91 76 30.07 30.06 30.05 10 9 3 7 2 - 0.00 Fog , Rain
10 53 48 44 46 43 41 93 83 67 30.08 30.03 29.97 10 10 10 8 4 - 0.00 Fog
11 46 45 42 45 44 41 93 92 87 29.82 29.74 29.58 10 10 7 7 2 - 0.00 Fog , Rain
12 48 45 42 46 44 41 93 93 93 29.38 29.33 29.30 10 4 2 6 3 - 0.00 Rain
13 51 48 44 46 44 37 93 83 62 29.67 29.60 29.40 10 8 4 17 5 17 0.00 Rain
14 51 48 44 46 43 39 100 83 71 29.38 29.12 29.03 10 8 4 14 5 24 0.00 Rain
15 51 46 42 45 42 39 93 88 76 29.45 29.20 29.05 10 8 5 14 6 21 0.00 Rain
16 46 44 42 41 37 34 93 77 70 29.96 29.61 29.15 10 10 7 14 5 20 0.00 Rain
17 42 40 37 39 36 34 93 84 70 30.00 29.81 29.62 10 8 4 12 6 22 0.00 Rain
18 42 37 32 37 34 30 100 90 76 29.89 29.80 29.68 10 8 0 6 1 - 0.00 Rain
19 39 34 28 34 30 27 100 87 65 29.68 29.63 29.60 10 9 0 6 2 - 0.00  
20 42 35 28 32 27 23 93 80 46 29.88 29.78 29.67 10 10 10 6 3 - 0.00  
21 42 34 26 25 22 16 86 67 36 30.04 29.99 29.88 10 10 10 8 3 - 0.00  
22 42 34 26 25 20 16 80 63 34 30.03 29.99 29.92 10 10 10 8 4 - 0.00  
23 42 33 24 25 20 16 86 66 34 30.08 30.00 29.93 10 10 10 9 5 - 0.00  
24 41 34 26 25 20 18 80 60 39 30.30 30.14 30.07 10 10 10 12 3 - 0.00  
25 39 32 26 23 18 16 74 59 42 30.38 30.34 30.31 10 10 10 7 3 - 0.00  
26 39 31 23 21 17 10 80 60 33 30.31 30.21 30.08 10 10 10 7 3 - 0.00  
27 35 27 19 19 16 10 86 66 35 30.08 29.93 29.83 10 10 10 7 2 - 0.00  
28 33 25 17 18 13 9 93 66 35 29.91 29.88 29.85 10 10 10 6 3 - 0.00  
29 33 24 15 21 12 7 93 66 35 30.03 29.89 29.82 10 10 10 6 2 - 0.00  
30 35 26 17 18 12 7 80 62 35 30.07 30.02 29.87 10 10 10 4 1 - 0.00  
31 37 28 19 19 16 12 86 63 38 29.87 29.77 29.73 10 10 10 7 1 - 0.00