Weather History for Port Alexander, AK

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Month of December, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 44 °F 35 °F 26 °F
Mean Temperature 43 °F 34 °F 25 °F
Min Temperature 42 °F 33 °F 24 °F
Degree Days  
Heating Degree Days (base 65) 40 31 22 955
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 43 °F 31 °F 19 °F
Precipitation  
Precipitation 0.00 in 0.00 in 0.00 in 0.00 in
Snowdepth 19.0 in 8.0 in 1.0 in -
Wind  
Wind 34 mph 10 mph 0 mph
Gust Wind 46 mph 32 mph 23 mph
Sea Level Pressure  
Sea Level Pressure 30.25 in 29.62 in 29.02 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 10, 2012 Rise Set
Actual Time 8:20 AM AKST 3:22 PM AKST
Civil Twilight 7:33 AM AKST 4:09 PM AKST
Nautical Twilight 6:44 AM AKST 4:58 PM AKST
Astronomical Twilight 5:58 AM AKST 5:44 PM AKST
Moon 4:51 AM AKST (12/10) 1:35 PM AKST (12/10)
Length of Visible Light 8h 36m
Length of Day
7h 01m
Waning Crescent, 9% of the Moon is Illuminated
Dec 10
Waning Crescent
Dec 12
New
Dec 19
First Quarter
Dec 28
Full
Jan 4
Last Quarter

Weather History Calendar

Precipitation Actual month total 0.00 Average Month Total: 0.00
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Snow
Actual:
26 | 26 0.00
Average:
40 | 36 0.00
Snow
Actual:
28 | 26 0.00
Average:
40 | 36 0.00
Snow
Actual:
32 | 30 0.00
Average:
40 | 36 0.00
Snow
Actual:
32 | 32 0.00
Average:
40 | 36 0.00
Snow
Actual:
33 | 32 0.00
Average:
39 | 35 0.00
Mostly Cloudy
Actual:
37 | 33 0.00
Average:
39 | 35 0.00
Partly Cloudy
Actual:
33 | 32 0.00
Average:
39 | 35 0.00
Snow
Actual:
33 | 33 0.00
Average:
39 | 35 0.00
Rain
Actual:
44 | 42 0.00
Average:
39 | 35 0.00
Rain
Actual:
44 | 41 0.00
Average:
38 | 34 0.00
Partly Cloudy
Actual:
41 | 33 0.00
Average:
38 | 34 0.00
Rain
Actual:
42 | 37 0.00
Average:
38 | 34 0.00
Thunderstorm
Actual:
41 | 39 0.00
Average:
38 | 34 0.00
Rain
Actual:
41 | 39 0.00
Average:
38 | 34 0.00
Snow
Actual:
39 | 33 0.00
Average:
38 | 34 0.00
Snow
Actual:
35 | 32 0.00
Average:
38 | 34 0.00
Snow
Actual:
32 | 30 0.00
Average:
38 | 34 0.00
Mostly Cloudy
Actual:
35 | 32 0.00
Average:
37 | 34 0.00
Snow
Actual:
33 | 33 0.00
Average:
37 | 34 0.00
Partly Cloudy
Actual:
32 | 30 0.00
Average:
37 | 34 0.00
Partly Cloudy
Actual:
28 | 26 0.00
Average:
37 | 34 0.00
Snow
Actual:
26 | 24 0.00
Average:
37 | 33 0.00
Partly Cloudy
Actual:
28 | 26 0.00
Average:
36 | 33 0.00
Partly Cloudy
Actual:
32 | 28 0.00
Average:
36 | 33 0.00
Snow
Actual:
33 | 33 0.00
Average:
36 | 33 0.00
Partly Cloudy
Actual:
33 | 32 0.00
Average:
36 | 33 0.00
Rain
Actual:
33 | 33 0.00
Average:
36 | 33 0.00
Rain
Actual:
41 | 35 0.00
Average:
36 | 33 0.00
Overcast
Actual:
39 | 39 0.00
Average:
36 | 32 0.00
Rain
Actual:
41 | 39 0.00
Average:
36 | 32 0.00
Partly Cloudy
Actual:
42 | 41 0.00
Average:
36 | 32 0.00
 

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
Dec high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 26 26 26 27 26 25 100 99 93 29.26 29.25 29.22 10 6 3 29 22 40 0.00 Snow
2 28 28 26 27 26 25 93 93 93 29.11 29.10 29.08 7 4 1 20 19 31 0.00 Snow
3 32 31 30 32 31 28 100 97 93 29.38 29.36 29.32 10 4 0 17 10 - 0.00 Snow
4 32 32 32 32 32 30 100 99 93 29.31 29.21 29.08 10 8 2 17 14 - 0.00 Snow
5 33 32 32 32 32 32 100 97 93 29.63 29.59 29.56 4 2 1 12 8 - 0.00 Snow
6 37 35 33 34 33 32 93 91 87 29.74 29.68 29.59 10 8 7 7 5 - 0.00  
7 33 32 32 32 32 32 100 99 93 29.98 29.75 29.24 10 9 5 0 0 - 0.00  
8 33 33 33 32 32 32 93 93 93 30.12 30.09 30.01 10 6 1 7 2 - 0.00 Snow
9 44 43 42 41 39 37 93 86 76 29.99 29.95 29.92 10 7 5 21 17 23 0.00 Rain
10 44 42 41 43 42 41 100 94 93 29.85 29.62 29.40 7 6 4 17 13 - 0.00 Rain
11 41 38 33 36 34 30 93 87 81 29.74 29.63 29.52 10 9 7 4 2 - 0.00  
12 42 40 37 41 39 37 100 95 93 29.82 29.75 29.59 5 5 5 9 3 - 0.00 Rain
13 41 40 39 34 32 30 81 74 65 29.61 29.57 29.52 10 9 7 18 15 30 0.00 Rain , Thunderstorm
14 41 40 39 39 38 37 93 93 93 29.41 29.22 29.02 7 5 5 34 22 46 0.00 Rain
15 39 38 33 30 29 28 87 72 65 29.18 29.13 29.05 10 7 5 12 9 - 0.00 Snow
16 35 34 32 32 32 30 100 92 81 29.23 29.21 29.20 10 4 0 6 2 - 0.00 Snow
17 32 31 30 32 31 30 100 100 100 29.52 29.40 29.30 10 6 2 12 5 - 0.00 Snow
18 35 32 32 32 31 28 100 91 75 29.60 29.48 29.35 10 10 10 8 2 - 0.00  
19 33 33 33 32 31 30 93 91 87 29.24 29.16 29.10 10 6 2 12 11 - 0.00 Snow
20 32 31 30 27 25 23 86 79 75 29.67 29.63 29.58 10 10 10 23 18 34 0.00  
21 28 27 26 23 22 21 86 80 74 29.85 29.83 29.80 10 10 10 23 22 34 0.00  
22 26 25 24 25 23 21 100 87 80 29.70 29.65 29.56 10 7 1 29 24 40 0.00 Snow
23 28 27 26 21 20 19 80 73 69 29.76 29.75 29.73 10 10 10 17 15 - 0.00  
24 32 31 28 27 24 19 86 77 69 29.99 29.95 29.89 10 10 10 17 15 - 0.00  
25 33 33 33 32 29 25 93 82 70 29.75 29.73 29.71 10 10 10 20 13 29 0.00 Snow
26 33 32 32 32 30 28 93 89 81 29.85 29.85 29.84 10 10 10 14 9 - 0.00  
27 33 33 33 34 33 32 100 95 93 29.69 29.68 29.68 2 2 1 4 3 - 0.00 Rain
28 41 38 35 36 35 34 100 91 81 29.94 29.87 29.80 10 7 5 2 1 - 0.00 Rain
29 39 39 39 39 38 37 100 95 93 30.11 30.09 30.06 5 3 2 4 2 - 0.00  
30 41 40 39 39 38 37 93 92 87 29.87 29.83 29.80 7 4 3 4 4 - 0.00 Rain
31 42 42 41 39 37 36 93 86 81 30.25 30.19 30.12 10 9 5 7 6 - 0.00