Weather History for Petersburg, AK

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Month of February, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 51 °F 40 °F 30 °F
Mean Temperature 43 °F 35 °F 24 °F
Min Temperature 37 °F 30 °F 17 °F
Degree Days  
Heating Degree Days (base 65) 42 30 22 867
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 39 °F 29 °F 12 °F
Precipitation  
Precipitation 0.00 in 0.00 in 0.00 in 0.00 in
Snowdepth - - - -
Wind  
Wind 21 mph 4 mph 0 mph
Gust Wind 36 mph 20 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.43 in 29.90 in 29.34 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Feb. 26, 2012 Rise Set
Actual Time 6:53 AM AKST 5:17 PM AKST
Civil Twilight 6:14 AM AKST 5:56 PM AKST
Nautical Twilight 5:30 AM AKST 6:40 PM AKST
Astronomical Twilight 4:46 AM AKST 7:24 PM AKST
Moon 7:44 AM AKST (2/26) 11:37 PM AKST (2/26)
Length of Visible Light 11h 41m
Length of Day
10h 24m
Waxing Crescent, 22% of the Moon is Illuminated
Feb 26
Waxing Crescent
Feb 29
First Quarter
Mar 8
Full
Mar 14
Last Quarter
Mar 22
New

Weather History Calendar

Precipitation Actual month total 0.00 Average Month Total: 13.72
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Mostly Cloudy
Actual:
42 | 33 0.00
Average:
34 | 26 0.55
Overcast
Actual:
44 | 37 0.00
Average:
34 | 26 0.55
Partly Cloudy
Actual:
51 | 33 0.00
Average:
34 | 26 0.55
Scattered Clouds
Actual:
37 | 26 0.00
Average:
34 | 26 0.54
Partly Cloudy
Actual:
42 | 28 0.00
Average:
34 | 26 0.53
Mostly Cloudy
Actual:
37 | 33 0.00
Average:
34 | 26 2.27
Partly Cloudy
Actual:
37 | 30 0.00
Average:
35 | 26 0.56
Mostly Cloudy
Actual:
51 | 32 0.00
Average:
35 | 27 0.51
Partly Cloudy
Actual:
51 | 33 0.00
Average:
35 | 27 0.49
Scattered Clouds
Actual:
46 | 30 0.00
Average:
35 | 27 0.48
Partly Cloudy
Actual:
48 | 24 0.00
Average:
35 | 27 0.47
Partly Cloudy
Actual:
41 | 33 0.00
Average:
36 | 27 0.46
Partly Cloudy
Actual:
41 | 30 0.00
Average:
36 | 28 0.44
Partly Cloudy
Actual:
39 | 28 0.00
Average:
36 | 28 0.43
Partly Cloudy
Actual:
42 | 26 0.00
Average:
36 | 28 0.41
Mostly Cloudy
Actual:
39 | 33 0.00
Average:
36 | 28 0.40
Mostly Cloudy
Actual:
41 | 35 0.00
Average:
36 | 28 0.39
Partly Cloudy
Actual:
39 | 33 0.00
Average:
36 | 28 0.37
Partly Cloudy
Actual:
41 | 33 0.00
Average:
36 | 28 0.36
Overcast
Actual:
39 | 33 0.00
Average:
36 | 28 0.34
Overcast
Actual:
39 | 35 0.00
Average:
36 | 28 0.33
Partly Cloudy
Actual:
39 | 32 0.00
Average:
36 | 28 0.32
Partly Cloudy
Actual:
39 | 30 0.00
Average:
36 | 28 0.31
Scattered Clouds
Actual:
37 | 24 0.00
Average:
36 | 28 0.30
Scattered Clouds
Actual:
35 | 21 0.00
Average:
36 | 27 0.29
Partly Cloudy
Actual:
30 | 17 0.00
Average:
36 | 27 0.28
Overcast
Actual:
35 | 28 0.00
Average:
36 | 27 0.27
Mostly Cloudy
Actual:
35 | 33 0.00
Average:
36 | 27 0.26
Scattered Clouds
Actual:
35 | 24 0.00
Average:
36 | 26 0.26
 

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
Feb high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 42 38 33 34 32 28 100 81 57 29.87 29.80 29.69 10 10 7 21 4 34 0.00  
2 44 40 37 37 36 34 93 83 71 29.97 29.86 29.72 10 9 5 14 6 25 0.00  
3 51 43 33 39 33 25 93 70 37 30.15 29.94 29.65 10 10 3 18 10 36 0.00  
4 37 32 26 34 28 23 100 88 75 30.24 30.19 30.14 10 9 1 5 1 - 0.00  
5 42 35 28 34 30 27 93 86 61 30.13 30.07 30.02 10 10 5 12 2 - 0.00  
6 37 35 33 36 33 30 100 89 81 30.19 30.12 30.03 10 10 5 7 2 - 0.00  
7 37 34 30 34 32 28 100 93 87 29.96 29.83 29.77 10 5 0 5 2 - 0.00  
8 51 42 32 30 28 25 93 60 35 29.99 29.83 29.77 10 10 10 13 3 20 0.00  
9 51 42 33 37 32 28 93 75 43 30.10 29.85 29.65 10 10 10 16 5 30 0.00  
10 46 38 30 34 30 27 93 76 50 30.11 30.06 30.01 10 10 10 14 4 22 0.00  
11 48 36 24 36 28 23 93 75 46 29.98 29.87 29.73 10 10 0 13 3 34 0.00  
12 41 37 33 36 33 30 93 85 75 30.04 29.89 29.73 10 10 6 13 3 17 0.00  
13 41 36 30 34 29 27 100 81 61 30.14 30.07 29.93 10 9 0 7 1 - 0.00  
14 39 34 28 28 27 25 93 77 61 30.08 29.99 29.88 10 10 10 8 3 - 0.00  
15 42 34 26 34 26 18 93 75 36 30.13 30.05 29.94 10 10 7 14 3 25 0.00  
16 39 36 33 36 33 30 93 87 75 30.10 30.04 29.95 10 10 6 7 2 - 0.00  
17 41 38 35 36 34 32 93 89 81 29.98 29.88 29.75 10 10 10 7 2 - 0.00  
18 39 36 33 32 29 27 87 74 61 29.88 29.82 29.75 10 10 4 12 5 - 0.00  
19 41 37 33 30 29 27 87 77 61 29.80 29.72 29.67 10 8 2 9 2 - 0.00  
20 39 36 33 34 31 28 93 82 65 29.63 29.46 29.34 10 7 2 12 3 28 0.00  
21 39 37 35 34 32 28 93 79 65 29.61 29.54 29.43 10 10 5 15 7 24 0.00  
22 39 36 32 36 32 28 93 87 75 30.15 29.86 29.49 10 10 0 10 4 16 0.00  
23 39 34 30 30 29 27 93 81 65 30.27 30.24 30.19 10 10 10 8 4 - 0.00  
24 37 30 24 27 21 14 93 68 38 30.06 29.80 29.69 10 10 10 8 4 - 0.00  
25 35 28 21 19 17 12 86 59 38 30.39 30.15 29.86 10 10 10 10 5 16 0.00  
26 30 24 17 27 20 14 93 79 60 30.43 30.33 30.10 10 8 2 5 1 - 0.00  
27 35 32 28 30 27 25 93 82 70 30.08 29.73 29.47 5 2 1 16 6 29 0.00  
28 35 34 33 32 29 27 87 79 70 29.55 29.50 29.45 10 8 2 9 5 - 0.00  
29 35 30 24 28 25 21 93 84 60 29.69 29.55 29.49 10 10 10 5 3 - 0.00