Weather History for Sitka, AK

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Wednesday, September 21, 2011

  Actual Average Record
Temperature  
Mean Temperature 53 °F -  
Max Temperature 55 °F 57 °F 70 °F (1976)
Min Temperature 51 °F 47 °F 37 °F (1955)
Degree Days  
Heating Degree Days 12    
Growing Degree Days 3 (Base 50)    
Moisture  
Dew Point 48 °F    
Average Humidity 83    
Maximum Humidity 94    
Minimum Humidity 69    
Precipitation  
Precipitation 1.03 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.15 in    
Wind  
Wind Speed 19 mph (SSE)    
Max Wind Speed 45 mph    
Max Gust Speed 63 mph    
Visibility 7 miles    
Events Rain    
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Sep. 21, 2011 Rise Set
Actual Time 6:44 AM AKDT 7:03 PM AKDT
Civil Twilight 6:05 AM AKDT 7:41 PM AKDT
Nautical Twilight 5:20 AM AKDT 8:27 PM AKDT
Astronomical Twilight 4:30 AM AKDT 9:16 PM AKDT
Moon No Moon Rise 4:24 PM AKDT (9/21)
Length of Visible Light 13h 35m
Length of Day
12h 19m
Last Quarter, 37% of the Moon is Illuminated
Sep 21
Last Quarter
Sep 27
New
Oct 3
First Quarter
Oct 11
Full
Oct 19
Last Quarter

Hourly Weather History & Observations

Time (AKDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 52.0 °F 48.0 °F 86% 29.29 in 10.0 mi NE 4.6 mph - 0.01 in Rain Light Rain
1:53 AM 51.1 °F 48.9 °F 92% 29.22 in 10.0 mi Calm Calm - 0.03 in Rain Light Rain
2:53 AM 51.1 °F 48.9 °F 92% 29.17 in 10.0 mi Calm Calm - 0.03 in Rain Light Rain
3:53 AM 51.1 °F 48.9 °F 92% 29.07 in 10.0 mi NNW 5.8 mph - 0.02 in Rain Light Rain
4:53 AM 51.1 °F 48.9 °F 92% 28.98 in 10.0 mi Calm Calm - 0.02 in Rain Light Rain
5:40 AM 55.4 °F 46.4 °F 72% 28.91 in 10.0 mi ESE 16.1 mph 28.8 mph 0.02 in Rain Light Rain
5:53 AM 54.0 °F 46.9 °F 77% 28.89 in 10.0 mi East 8.1 mph - 0.02 in Rain Light Rain
6:53 AM 54.0 °F 46.9 °F 77% 28.81 in 10.0 mi ESE 15.0 mph 23.0 mph 0.04 in Rain Light Rain
7:53 AM 54.0 °F 46.9 °F 77% 28.81 in 10.0 mi SE 21.9 mph 26.5 mph 0.01 in Rain Light Rain
8:53 AM 54.0 °F 44.1 °F 69% 28.80 in 10.0 mi SE 25.3 mph 35.7 mph 0.00 in Rain Light Rain
9:53 AM 52.0 °F 45.0 °F 77% 28.81 in 6.0 mi ESE 19.6 mph 34.5 mph 0.09 in Rain Light Rain
10:53 AM 52.0 °F 46.9 °F 83% 28.83 in 4.0 mi SSE 32.2 mph 43.7 mph 0.06 in Rain Light Rain
11:22 AM 53.6 °F 48.2 °F 82% 28.86 in 2.5 mi SSE 35.7 mph 59.8 mph 0.04 in Rain Rain
11:35 AM 51.8 °F 48.2 °F 88% 28.89 in 3.0 mi SSE 36.8 mph 63.3 mph 0.05 in Rain Light Rain
11:43 AM 51.8 °F 48.2 °F 88% 28.89 in 2.5 mi SSE 39.1 mph 63.3 mph 0.06 in Rain Heavy Rain
11:53 AM 52.0 °F 48.0 °F 86% 28.91 in 2.0 mi South 33.4 mph 52.9 mph 0.07 in Rain Light Rain
12:00 PM 51.8 °F 48.2 °F 88% 28.92 in 1.5 mi SSE 35.7 mph 50.6 mph 0.02 in Rain Rain
12:53 PM 51.1 °F 48.0 °F 89% 29.01 in 2.0 mi South 38.0 mph 59.8 mph 0.21 in Rain Rain
1:42 PM 53.6 °F 48.2 °F 82% 29.07 in 3.0 mi SSE 34.5 mph 61.0 mph 0.17 in Rain Light Rain
1:53 PM 53.1 °F 48.0 °F 83% 29.09 in 4.0 mi SSE 32.2 mph 49.5 mph 0.19 in Rain Light Rain
2:10 PM 53.6 °F 46.4 °F 77% 29.11 in 7.0 mi South 34.5 mph 49.5 mph 0.00 in Rain Light Rain
2:40 PM 53.6 °F 46.4 °F 77% 29.15 in 9.0 mi South 33.4 mph 52.9 mph 0.03 in   Overcast
2:53 PM 53.1 °F 46.9 °F 80% 29.16 in 8.0 mi South 29.9 mph 44.9 mph 0.03 in Rain Light Rain
3:02 PM 53.6 °F 48.2 °F 82% 29.17 in 2.5 mi South 35.7 mph 49.5 mph 0.02 in Rain Light Rain
3:04 PM 53.6 °F 48.2 °F 82% 29.17 in 3.0 mi South 32.2 mph 49.5 mph 0.02 in Rain Light Rain
3:17 PM 51.8 °F 48.2 °F 88% 29.17 in 1.8 mi South 33.4 mph 54.1 mph 0.08 in Rain Heavy Rain
3:29 PM 53.6 °F 50.0 °F 88% 29.20 in 3.0 mi South 25.3 mph 54.1 mph 0.12 in Rain Light Rain
3:32 PM 51.8 °F 50.0 °F 94% 29.19 in 2.5 mi South 29.9 mph 54.1 mph 0.12 in Rain Rain
3:43 PM 53.6 °F 48.2 °F 82% 29.21 in 7.0 mi South 33.4 mph 44.9 mph 0.13 in Rain Light Rain
3:53 PM 53.1 °F 48.0 °F 83% 29.22 in 8.0 mi South 24.2 mph 39.1 mph 0.13 in Rain Light Rain
4:03 PM 53.6 °F 48.2 °F 82% 29.21 in 2.5 mi South 32.2 mph 42.6 mph 0.03 in Rain Light Rain
4:09 PM 53.6 °F 48.2 °F 82% 29.22 in 3.0 mi South 39.1 mph 54.1 mph 0.03 in Rain Light Rain
4:53 PM 52.0 °F 48.9 °F 89% 29.26 in 3.0 mi South 44.9 mph 55.2 mph 0.05 in Rain Rain
5:37 PM 51.8 °F 48.2 °F 88% 29.29 in 8.0 mi South 23.0 mph 38.0 mph 0.01 in   Overcast
5:48 PM 53.6 °F 48.2 °F 82% 29.30 in 8.0 mi South 20.7 mph 34.5 mph 0.01 in   Overcast
5:53 PM 53.1 °F 48.0 °F 83% 29.31 in 8.0 mi South 18.4 mph 34.5 mph 0.01 in   Overcast
6:53 PM 53.1 °F 48.0 °F 83% 29.35 in 7.0 mi South 21.9 mph 29.9 mph 0.00 in   Overcast
7:06 PM 53.6 °F 48.2 °F 82% 29.35 in 8.0 mi South 20.7 mph 31.1 mph N/A   Overcast
7:35 PM 53.6 °F 46.4 °F 77% 29.37 in 9.0 mi South 20.7 mph 32.2 mph N/A   Overcast
7:53 PM 53.1 °F 46.0 °F 77% 29.37 in 9.0 mi South 23.0 mph 36.8 mph N/A   Overcast
8:53 PM 53.1 °F 46.9 °F 80% 29.41 in 9.0 mi South 20.7 mph 31.1 mph N/A   Overcast
9:53 PM 52.0 °F 46.0 °F 80% 29.44 in 10.0 mi South 23.0 mph 32.2 mph 0.01 in Rain Light Rain
10:53 PM 52.0 °F 46.0 °F 80% 29.46 in 10.0 mi South 16.1 mph 27.6 mph N/A   Overcast
11:02 PM 51.8 °F 46.4 °F 82% 29.46 in 10.0 mi South 13.8 mph 24.2 mph N/A   Overcast
11:13 PM 51.8 °F 44.6 °F 76% 29.46 in 9.0 mi South 19.6 mph 26.5 mph 0.00 in Rain Light Rain
11:53 PM 52.0 °F 46.0 °F 80% 29.49 in 10.0 mi South 18.4 mph 26.5 mph 0.00 in   Overcast