Weather History for Ketchikan, AK

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Month of February, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 46 °F 36 °F 18 °F
Mean Temperature 44 °F 32 °F 12 °F
Min Temperature 42 °F 28 °F 7 °F
Degree Days  
Heating Degree Days (base 65) 52 33 21 930
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 45 °F 25 °F -8 °F
Precipitation  
Precipitation 2.72 in 0.37 in 0.00 in 10.24 in
Snowdepth - - - -
Wind  
Wind 31 mph 7 mph 0 mph
Gust Wind 48 mph 22 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.68 in 29.93 in 29.07 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Feb. 17, 2011 Rise Set
Actual Time 7:05 AM AKST 4:56 PM AKST
Civil Twilight 6:28 AM AKST 5:34 PM AKST
Nautical Twilight 5:45 AM AKST 6:17 PM AKST
Astronomical Twilight 5:03 AM AKST 6:59 PM AKST
Moon 4:47 PM AKST (2/17) 6:25 AM AKST (2/17)
Length of Visible Light 11h 06m
Length of Day
9h 50m
Full, 100% of the Moon is Illuminated
Feb 17
Full
Feb 17
Full
Feb 24
Last Quarter
Mar 4
New
Mar 12
First Quarter

Weather History Calendar

Precipitation Actual month total 10.24 Average Month Total: 12.43
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Rain
Actual:
43 | 37 0.65
Average:
39 | 28 0.34
Rain
Actual:
46 | 42 1.12
Average:
40 | 29 0.44
Rain
Actual:
46 | 42 1.01
Average:
41 | 30 0.29
Rain
Actual:
43 | 34 0.01
Average:
42 | 31 0.49
Snow
Actual:
39 | 33 0.03
Average:
42 | 31 0.35
Snow
Actual:
37 | 33 0.75
Average:
42 | 30 0.59
Partly Cloudy
Actual:
37 | 30 0.00
Average:
42 | 31 0.51
Snow
Actual:
33 | 24 0.00
Average:
41 | 31 0.58
Snow
Actual:
39 | 32 0.65
Average:
41 | 31 0.43
Rain
Actual:
44 | 39 0.54
Average:
41 | 30 0.41
Rain
Actual:
43 | 39 2.72
Average:
39 | 29 0.56
Rain
Actual:
42 | 35 0.25
Average:
40 | 30 0.49
Snow
Actual:
41 | 33 1.02
Average:
40 | 29 0.44
Snow
Actual:
37 | 32 0.14
Average:
42 | 30 0.48
Snow
Actual:
34 | 28 0.02
Average:
41 | 30 0.27
Snow
Actual:
28 | 21 0.00
Average:
41 | 30 0.25
Scattered Clouds
Actual:
26 | 19 0.00
Average:
42 | 30 0.28
Scattered Clouds
Actual:
30 | 19 0.00
Average:
43 | 32 0.60
Snow
Actual:
33 | 21 0.13
Average:
43 | 32 0.65
Snow
Actual:
37 | 28 1.03
Average:
43 | 32 0.62
Snow
Actual:
36 | 30 0.08
Average:
43 | 32 0.65
Clear
Actual:
30 | 21 0.00
Average:
43 | 33 0.41
Clear
Actual:
26 | 15 0.00
Average:
43 | 32 0.33
Clear
Actual:
27 | 10 0.00
Average:
42 | 31 0.41
Snow
Actual:
33 | 21 0.01
Average:
42 | 32 0.40
Snow
Actual:
37 | 30 0.07
Average:
44 | 31 0.45
Partly Cloudy
Actual:
35 | 18 0.01
Average:
45 | 31 0.47
Clear
Actual:
18 | 7 0.00
Average:
42 | 30 0.24
 

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

2011 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 43 40 37 41 39 35 96 91 87 30.34 30.24 30.19 10 5 2 23 12 30 0.65 Rain
2 46 44 42 45 42 39 97 90 81 30.17 30.01 29.93 10 7 2 31 19 48 1.12 Rain
3 46 44 42 45 42 37 100 91 76 29.98 29.83 29.60 10 8 3 23 8 32 1.01 Rain
4 43 38 34 39 32 27 93 76 55 30.43 30.16 29.86 10 10 6 10 3 22 0.01 Rain
5 39 36 33 33 31 26 93 81 60 30.48 30.40 30.28 10 9 4 7 2 - 0.03 Rain , Snow
6 37 35 33 33 32 30 96 90 79 30.24 29.90 29.55 10 7 2 13 5 20 0.75 Rain , Snow
7 37 34 30 31 28 25 89 78 62 30.65 30.42 30.08 10 10 10 13 7 22 0.00  
8 33 28 24 28 26 22 93 85 75 30.66 30.61 30.57 10 10 8 6 2 - 0.00 Snow
9 39 36 32 39 33 28 100 92 82 30.56 30.41 30.18 9 3 2 9 6 - 0.65 Rain , Snow
10 44 42 39 43 40 37 100 93 82 30.16 30.01 29.71 10 7 2 22 10 34 0.54 Rain
11 43 41 39 40 39 36 92 89 85 29.69 29.49 29.37 10 6 2 24 17 40 2.72 Rain
12 42 38 35 38 35 30 93 87 79 29.43 29.29 29.19 10 10 7 15 9 - 0.25 Rain
13 41 37 33 36 33 30 93 88 70 29.44 29.36 29.27 10 7 2 26 13 32 1.02 Rain , Snow
14 37 34 32 34 32 30 96 92 83 29.39 29.20 29.07 10 9 4 7 3 - 0.14 Rain , Snow
15 34 31 28 32 28 21 93 84 74 29.50 29.37 29.13 10 9 5 8 6 - 0.02 Snow
16 28 24 21 23 17 11 78 69 63 29.58 29.50 29.46 10 10 10 14 8 20 0.00 Snow
17 26 22 19 12 8 4 66 53 43 30.12 29.85 29.60 10 10 10 17 11 26 0.00  
18 30 24 19 17 11 7 78 56 40 30.31 30.26 30.13 10 10 10 12 6 17 0.00  
19 33 27 21 32 24 16 96 78 64 30.30 30.05 29.79 10 7 1 24 6 28 0.13 Snow
20 37 32 28 32 30 26 96 88 75 29.97 29.82 29.73 10 6 1 16 8 23 1.03 Snow
21 36 33 30 34 29 23 100 86 67 30.03 29.90 29.82 10 6 0 18 3 23 0.08 Fog , Snow
22 30 26 21 23 14 8 80 60 44 30.25 30.13 30.04 10 10 10 14 7 18 0.00  
23 26 21 15 7 1 -2 54 42 34 30.62 30.48 30.30 10 10 10 15 7 21 0.00  
24 27 18 10 12 4 -5 63 47 36 30.68 30.62 30.49 10 10 10 13 5 20 0.00  
25 33 27 21 30 21 11 100 73 56 30.47 30.19 29.88 10 8 2 12 6 18 0.01 Snow
26 37 34 30 33 29 27 100 87 70 29.86 29.53 29.32 10 7 1 14 5 25 0.07 Fog , Rain , Snow
27 35 27 18 27 15 0 93 62 41 29.53 29.35 29.29 10 10 10 15 4 25 0.01  
28 18 12 7 -1 -5 -8 58 44 35 29.91 29.75 29.56 10 10 10 9 3 20 0.00