Weather History for Annette Island, AK

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Month of September, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 71 °F 59 °F 52 °F
Mean Temperature 61 °F 54 °F 47 °F
Min Temperature 54 °F 48 °F 40 °F
Degree Days  
Heating Degree Days (base 65) 18 11 4 328
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 11 4 0 105
Dew Point  
Dew Point 57 °F 49 °F 39 °F
Precipitation  
Precipitation 2.71 in 0.30 in 0.00 in 7.91 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 30 mph 6 mph 0 mph
Gust Wind 44 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.40 in 30.11 in 29.57 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 14, 2012 Rise Set
Actual Time 6:18 AM AKDT 7:03 PM AKDT
Civil Twilight 5:41 AM AKDT 7:40 PM AKDT
Nautical Twilight 4:56 AM AKDT 8:24 PM AKDT
Astronomical Twilight 4:08 AM AKDT 9:12 PM AKDT
Moon 4:43 AM AKDT (9/14) 6:04 PM AKDT (9/14)
Length of Visible Light 13h 59m
Length of Day
12h 45m
Waning Crescent, 2% of the Moon is Illuminated
Sep 14
Waning Crescent
Sep 15
New
Sep 22
First Quarter
Sep 29
Full
Oct 7
Last Quarter

Weather History Calendar

Precipitation Actual month total 7.91 Normal Month Total: 9.79
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Rain
Actual:
59 | 45 T
Average:
62 | 51 0.28
Rain
Actual:
63 | 51 0.11
Average:
62 | 51 0.28
Rain
Actual:
56 | 54 0.23
Average:
62 | 51 0.30
Rain
Actual:
67 | 54 0.31
Average:
62 | 50 0.29
Partly Cloudy
Actual:
66 | 46 0.00
Average:
62 | 50 0.30
Partly Cloudy
Actual:
66 | 53 0.00
Average:
61 | 50 0.30
Scattered Clouds
Actual:
68 | 48 0.00
Average:
61 | 50 0.30
Rain
Actual:
61 | 48 0.00
Average:
61 | 50 0.32
Rain
Actual:
57 | 51 0.46
Average:
61 | 50 0.31
Rain
Actual:
58 | 47 0.24
Average:
61 | 49 0.32
Rain
Actual:
52 | 49 0.11
Average:
60 | 49 0.31
Rain
Actual:
54 | 52 2.71
Average:
60 | 49 0.31
Rain
Actual:
56 | 52 0.46
Average:
60 | 49 0.32
Partly Cloudy
Actual:
61 | 47 T
Average:
60 | 49 0.33
Scattered Clouds
Actual:
61 | 44 0.00
Average:
60 | 49 0.32
Scattered Clouds
Actual:
63 | 41 0.00
Average:
59 | 48 0.33
Rain
Actual:
53 | 41 0.05
Average:
59 | 48 0.32
Partly Cloudy
Actual:
62 | 48 0.00
Average:
59 | 48 0.32
Scattered Clouds
Actual:
68 | 46 0.00
Average:
59 | 48 0.32
Clear
Actual:
71 | 49 0.00
Average:
58 | 48 0.33
Fog
Actual:
57 | 46 0.00
Average:
58 | 47 0.34
Rain
Actual:
62 | 54 T
Average:
58 | 47 0.34
Rain
Actual:
55 | 53 0.75
Average:
58 | 47 0.35
Rain
Actual:
60 | 49 T
Average:
57 | 47 0.35
Rain
Actual:
55 | 40 0.00
Average:
57 | 47 0.35
Rain
Actual:
55 | 49 0.60
Average:
57 | 47 0.35
Rain
Actual:
56 | 49 0.84
Average:
57 | 46 0.36
Rain
Actual:
53 | 49 0.22
Average:
57 | 46 0.37
Rain
Actual:
53 | 49 0.22
Average:
56 | 46 0.39
Rain
Actual:
53 | 49 0.60
Average:
56 | 46 0.38
 

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
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 59 52 45 52 49 44 0 0 0 30.02 30.01 29.99 10 6 0 15 6 22 T Fog , Rain
2 63 57 51 54 51 48 0 0 0 30.21 30.13 30.01 10 9 2 17 7 24 0.11 Rain
3 56 55 54 54 53 51 0 0 0 30.28 30.24 30.19 10 6 2 8 3 10 0.23 Rain
4 67 61 54 57 53 46 0 0 0 30.29 30.25 30.23 10 7 2 13 8 17 0.31 Rain
5 66 56 46 53 49 45 0 0 0 30.31 30.29 30.26 10 10 10 10 4 14 0.00  
6 66 60 53 55 51 45 0 0 0 30.32 30.27 30.23 10 10 10 16 8 21 0.00  
7 68 58 48 49 47 44 0 0 0 30.32 30.27 30.15 10 10 10 13 3 17 0.00  
8 61 55 48 55 53 48 0 0 0 30.13 29.87 29.62 10 8 2 12 5 15 0.00 Rain
9 57 54 51 55 49 44 0 0 0 29.76 29.62 29.57 10 9 2 16 8 29 0.46 Rain
10 58 53 47 48 46 43 0 0 0 30.12 29.92 29.78 10 9 2 9 3 15 0.24 Rain
11 52 51 49 52 49 45 0 0 0 30.25 30.21 30.12 10 8 2 12 4 17 0.11 Rain
12 54 53 52 54 52 50 0 0 0 30.21 30.16 30.13 10 4 1 21 13 32 2.71 Rain
13 56 54 52 54 51 47 0 0 0 30.16 30.02 29.86 10 8 2 28 14 43 0.46 Rain
14 61 54 47 49 47 44 0 0 0 30.30 30.23 30.10 10 10 10 7 2 10 T  
15 61 53 44 49 45 43 0 0 0 30.40 30.37 30.31 10 10 10 13 5 15 0.00  
16 63 52 41 49 45 39 0 0 0 30.40 30.36 30.28 10 10 2 7 2 10 0.00  
17 53 47 41 52 47 39 0 0 0 30.27 30.21 30.16 10 4 0 14 1 16 0.05 Fog , Rain
18 62 55 48 52 50 47 0 0 0 30.25 30.21 30.18 10 9 2 12 7 16 0.00  
19 68 57 46 50 47 43 0 0 0 30.25 30.22 30.19 10 10 10 13 6 16 0.00  
20 71 60 49 54 51 48 0 0 0 30.19 30.08 30.01 10 10 10 10 5 15 0.00  
21 57 52 46 54 51 45 0 0 0 30.12 30.08 30.04 10 6 0 10 3 13 0.00 Fog
22 62 58 54 52 49 45 0 0 0 30.12 30.10 30.06 10 10 5 16 9 21 T Rain
23 55 54 53 54 53 50 0 0 0 30.16 30.13 30.08 10 3 0 18 10 26 0.75 Fog , Rain
24 60 55 49 54 49 42 0 0 0 30.24 30.20 30.15 10 5 0 10 1 13 T Fog , Rain
25 55 48 40 48 44 39 0 0 0 30.23 30.16 30.05 10 6 0 10 3 16 0.00 Fog , Rain
26 55 52 49 53 49 47 0 0 0 30.05 29.96 29.71 10 5 2 23 14 32 0.60 Rain
27 56 53 49 54 50 47 0 0 0 29.86 29.75 29.61 10 8 3 30 12 44 0.84 Rain
28 53 51 49 52 48 46 0 0 0 29.98 29.92 29.85 10 10 8 13 8 20 0.22 Rain
29 53 51 49 50 48 46 0 0 0 30.19 30.07 29.98 10 10 5 14 4 23 0.22 Rain
30 53 51 49 53 50 46 0 0 0 30.20 30.09 29.78 10 6 2 9 5 13 0.60 Rain