St. Marys, AK

6:20 PM AKST on December 15, 2019 (GMT -0900)
Saint Mary's

Weather History for PASM - September, 2019

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Month of September, 2019

  Max Avg Min Sum
Temperature  
Max Temperature 53 °F 45 °F 35 °F
Mean Temperature 56 °F 46 °F 36 °F
Min Temperature 53 °F 42 °F 30 °F
Degree Days  
Heating Degree Days (base 65) 28 19 9 581
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 6 1 0 28
Dew Point  
Dew Point 56 °F 43 °F 26 °F
Precipitation  
Precipitation 0.48 in 0.11 in 0.00 in 3.52 in
Snowdepth - - - -
Wind  
Wind 33 mph 11 mph 0 mph
Gust Wind 45 mph 23 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.28 in 29.68 in 29.00 in

Monthly Weather History Graph

Monthly Weather History Graph

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Astronomy

Sep. 07, 2019 Rise Set
Actual Time 7:58 AM AKDT 9:42 PM AKDT
Civil Twilight 7:11 AM AKDT 10:29 PM AKDT
Nautical Twilight 6:10 AM AKDT 11:29 PM AKDT
Astronomical Twilight 4:52 AM AKDT 12:44 AM AKDT
Moon 7:52 PM AKDT (9/7) 12:24 AM AKDT (9/7)
Length of Visible Light 15h 18m
Length of Day
13h 44m
Waxing Gibbous, 67% of the Moon is Illuminated
Sep 7
Waxing Gibbous
Sep 13
Full
Sep 21
Last Quarter
Sep 28
New
Oct 5
First Quarter

Daily Weather History & Observations

2019 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 53 56 51 54 52 50 100 91 75 29.49 29.25 29.10 10.0 9.9 8.0 21 17 29 0.17 Rain
2 52 56 53 56 53 51 100 94 84 29.45 29.20 29.08 10.0 9.1 4.0 22 14 26 0.18 Rain
3 50 52 48 52 48 45 100 89 77 29.78 29.69 29.48 10.0 9.6 2.5 22 16 29 0.05 Rain
4 48 52 48 50 48 46 100 89 69 29.96 29.84 29.73 10.0 9.7 7.0 26 16 31 0.04 Rain
5 53 50 48 54 51 48 100 96 92 29.97 29.88 29.82 10.0 6.3 1.8 17 13 29 0.26 Rain
6 50 52 50 53 50 48 100 94 82 29.87 29.81 29.69 10.0 9.0 4.0 16 14 24 0.14 Rain
7 51 52 48 52 49 46 100 93 77 29.69 29.55 29.50 10.0 7.8 1.8 22 15 31 0.28 Rain
8 51 50 48 52 48 46 100 93 86 29.86 29.80 29.64 10.0 9.1 4.0 28 17 36 0.03 Rain
9 50 50 48 52 50 48 100 97 89 29.81 29.74 29.68 10.0 9.4 4.0 13 9 - 0.19 Rain
10 48 52 46 52 48 46 100 95 72 29.80 29.75 29.70 10.0 5.5 0.2 13 3 - 0.02 Fog
11 48 48 46 48 46 45 100 95 83 29.78 29.47 29.05 10.0 9.5 3.0 24 13 33 0.22 Rain
12 48 52 48 49 47 46 100 89 67 29.18 29.06 29.00 10.0 9.8 5.0 25 17 32 0.07 Rain
13 48 54 46 49 47 45 100 82 60 29.73 29.45 29.20 10.0 10.0 9.0 9 5 - 0.00  
14 48 48 42 52 49 42 100 93 77 29.96 29.90 29.76 10.0 6.1 0.2 13 5 - 0.01 Fog , Rain
15 51 50 46 51 47 45 100 93 80 29.83 29.66 29.60 10.0 9.0 1.8 15 7 21 0.06 Rain
16 37 48 41 50 46 38 100 83 64 29.89 29.85 29.73 10.0 9.9 7.0 15 10 20 0.00  
17 36 38 33 36 31 26 100 76 51 29.88 29.66 29.37 10.0 10.0 10.0 22 11 31 0.05 Rain
18 35 40 32 36 33 29 96 80 58 29.62 29.41 29.32 10.0 10.0 10.0 18 13 24 0.09 Rain
19 35 40 30 36 33 30 96 80 54 29.67 29.65 29.61 10.0 10.0 9.0 10 5 - 0.00  
20 36 39 32 36 32 29 100 77 50 29.64 29.60 29.57 10.0 10.0 10.0 17 8 22 0.00  
21 41 38 30 45 37 29 100 91 76 29.67 29.51 29.36 10.0 9.7 6.0 22 9 30 0.21 Rain
22 39 44 39 42 40 37 100 89 66 29.46 29.39 29.35 10.0 9.6 4.0 14 8 18 0.02 Rain
23 45 40 35 38 34 29 100 80 53 29.86 29.68 29.47 10.0 9.7 2.5 14 6 21 0.00  
24 41 38 33 45 37 32 100 94 87 29.93 29.72 29.41 10.0 9.1 5.0 24 11 33 0.46 Rain
25 39 40 35 40 34 31 100 82 58 30.22 29.86 29.37 10.0 9.8 7.0 33 18 45 0.09 Rain
26 46 42 34 46 39 31 100 90 82 30.28 30.22 30.17 10.0 10.0 10.0 17 9 29 0.01 Rain
27 46 45 44 45 44 42 96 91 83 30.20 30.10 30.00 10.0 9.5 5.0 20 16 32 0.12 Rain
28 46 46 44 47 46 45 100 98 93 30.03 29.81 29.58 10.0 7.1 3.0 18 13 26 0.48 Rain
29 41 44 41 46 45 40 100 97 86 29.76 29.56 29.49 10.0 4.1 0.2 17 3 23 0.25 Fog , Rain
30 41 44 39 43 40 38 100 94 68 30.03 29.90 29.76 10.0 7.9 0.2 12 7 - 0.02 Fog , Rain