Weather History for Petersburg, AK

Change the Weather History Date:

Friday, September 20, 2013

  Actual Average Record
Temperature  
Mean Temperature 54 °F -  
Max Temperature 57 °F 52 °F 62 °F (2014)
Min Temperature 51 °F 43 °F 35 °F (2010)
Degree Days  
Heating Degree Days 11    
Growing Degree Days 4 (Base 50)    
Moisture  
Dew Point 50 °F    
Average Humidity 83    
Maximum Humidity 88    
Minimum Humidity 72    
Precipitation  
Precipitation 0.57 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.24 in    
Wind  
Wind Speed 8 mph (ESE)    
Max Wind Speed 14 mph    
Max Gust Speed 26 mph    
Visibility 8 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

Daily Weather History Graph

Daily Weather History Graph

Search for Another Location

Airport:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

Sep. 20, 2013 Rise Set
Actual Time 6:33 AM AKDT 6:55 PM AKDT
Civil Twilight 5:55 AM AKDT 7:33 PM AKDT
Nautical Twilight 5:09 AM AKDT 8:18 PM AKDT
Astronomical Twilight 4:20 AM AKDT 9:07 PM AKDT
Moon 7:04 PM AKDT (9/20) 8:20 AM AKDT (9/20)
Length of Visible Light 13h 37m
Length of Day
12h 21m
Full, 98% of the Moon is Illuminated
Sep 20
Full
Sep 26
Last Quarter
Oct 4
New
Oct 11
First Quarter
Oct 18
Full

Hourly Weather History & Observations

Time (AKDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:16 AM 57.2 °F 50.0 °F 77% 29.13 in 10.0 mi East 11.5 mph 18.4 mph N/A   Overcast
12:36 AM 57.2 °F 50.0 °F 77% 29.12 in 10.0 mi East 8.1 mph 18.4 mph N/A   Overcast
12:56 AM 57.2 °F 50.0 °F 77% 29.13 in 10.0 mi ESE 12.7 mph 19.6 mph 0.03 in   Overcast
1:36 AM 57.2 °F 50.0 °F 77% 29.13 in 10.0 mi East 9.2 mph 18.4 mph 0.02 in   Overcast
1:56 AM 57.2 °F 50.0 °F 77% 29.13 in 10.0 mi ESE 8.1 mph 17.3 mph 0.03 in   Overcast
2:36 AM 57.2 °F 50.0 °F 77% 29.14 in 9.0 mi SE 11.5 mph 23.0 mph 0.05 in   Overcast
2:56 AM 55.4 °F 51.8 °F 88% 29.13 in 8.0 mi ESE 9.2 mph 17.3 mph 0.08 in   Overcast
3:16 AM 57.2 °F 51.8 °F 82% 29.13 in 10.0 mi East 8.1 mph 24.2 mph 0.03 in   Overcast
3:56 AM 55.4 °F 51.8 °F 88% 29.13 in 7.0 mi East 9.2 mph 16.1 mph 0.07 in   Mostly Cloudy
4:16 AM 55.4 °F 51.8 °F 88% 29.13 in 8.0 mi East 13.8 mph 23.0 mph 0.04 in   Overcast
4:36 AM 57.2 °F 51.8 °F 82% 29.13 in 8.0 mi East 6.9 mph - 0.09 in   Overcast
4:56 AM 57.2 °F 51.8 °F 82% 29.13 in 7.0 mi ESE 6.9 mph - 0.12 in   Overcast
5:16 AM 55.4 °F 51.8 °F 88% 29.12 in 9.0 mi East 6.9 mph 18.4 mph 0.03 in   Mostly Cloudy
5:36 AM 55.4 °F 51.8 °F 88% 29.13 in 8.0 mi East 8.1 mph - 0.07 in   Mostly Cloudy
5:56 AM 57.2 °F 51.8 °F 82% 29.13 in 8.0 mi Calm Calm - 0.08 in   Overcast
6:16 AM 57.2 °F 51.8 °F 82% 29.14 in 7.0 mi East 3.5 mph - 0.01 in   Overcast
6:36 AM 57.2 °F 51.8 °F 82% 29.15 in 7.0 mi ESE 3.5 mph - 0.01 in   Overcast
6:56 AM 57.2 °F 51.8 °F 82% 29.15 in 5.0 mi East 6.9 mph - 0.01 in   Overcast
7:36 AM 55.4 °F 51.8 °F 88% 29.17 in 5.0 mi ENE 4.6 mph - 0.01 in   Overcast
8:16 AM 55.4 °F 51.8 °F 88% 29.19 in 5.0 mi Calm Calm - N/A   Overcast
8:36 AM 55.4 °F 51.8 °F 88% 29.20 in 5.0 mi East 8.1 mph - N/A   Overcast
8:55 AM 55.4 °F 50.0 °F 82% 29.20 in 10.0 mi ENE 6.9 mph - N/A Rain Light Rain
9:16 AM 55.4 °F 51.8 °F 88% 29.20 in 10.0 mi East 4.6 mph - N/A   Overcast
9:36 AM 55.4 °F 51.8 °F 88% 29.21 in 10.0 mi ENE 5.8 mph - N/A   Overcast
9:56 AM 55.4 °F 51.8 °F 88% 29.21 in 10.0 mi ESE 6.9 mph - N/A   Overcast
10:36 AM 57.2 °F 51.8 °F 82% 29.22 in 10.0 mi East 5.8 mph - N/A   Overcast
10:56 AM 57.2 °F 50.0 °F 77% 29.23 in 7.0 mi Calm Calm - 0.03 in   Overcast
11:36 AM 55.4 °F 51.8 °F 88% 29.23 in 7.0 mi East 6.9 mph - 0.03 in   Overcast
11:56 AM 57.2 °F 51.8 °F 82% 29.24 in 10.0 mi East 3.5 mph - 0.03 in   Overcast
12:36 PM 55.4 °F 51.8 °F 88% 29.25 in 10.0 mi East 8.1 mph 16.1 mph 0.01 in   Overcast
12:56 PM 55.4 °F 51.8 °F 88% 29.25 in 10.0 mi East 9.2 mph - 0.01 in   Overcast
1:16 PM 55.4 °F 51.8 °F 88% 29.25 in 10.0 mi East 10.4 mph 18.4 mph 0.01 in   Overcast
1:36 PM 55.4 °F 51.8 °F 88% 29.25 in 10.0 mi East 6.9 mph - 0.04 in   Overcast
1:56 PM 55.4 °F 51.8 °F 88% 29.26 in 10.0 mi East 11.5 mph 16.1 mph 0.05 in   Overcast
2:16 PM 55.4 °F 51.8 °F 88% 29.26 in 10.0 mi East 9.2 mph - 0.01 in   Overcast
2:36 PM 55.4 °F 51.8 °F 88% 29.27 in 10.0 mi ESE 9.2 mph - 0.01 in   Overcast
2:56 PM 57.2 °F 51.8 °F 82% 29.27 in 10.0 mi East 6.9 mph - 0.01 in   Overcast
3:16 PM 55.4 °F 51.8 °F 88% 29.27 in 10.0 mi East 11.5 mph 16.1 mph N/A   Overcast
3:55 PM 57.2 °F 50.0 °F 77% 29.28 in 10.0 mi ENE 10.4 mph - N/A Rain Light Rain Showers
4:16 PM 55.4 °F 50.0 °F 82% 29.27 in 10.0 mi East 6.9 mph 18.4 mph N/A   Overcast
4:36 PM 55.4 °F 50.0 °F 82% 29.28 in 10.0 mi ESE 6.9 mph - N/A   Overcast
5:16 PM 53.6 °F 50.0 °F 88% 29.28 in 10.0 mi East 8.1 mph - N/A   Overcast
5:56 PM 53.6 °F 48.2 °F 82% 29.29 in 5.0 mi Calm Calm - N/A   Overcast
6:16 PM 53.6 °F 50.0 °F 88% 29.30 in 5.0 mi Calm Calm - N/A   Overcast
6:36 PM 53.6 °F 50.0 °F 88% 29.31 in 5.0 mi SE 4.6 mph - N/A   Overcast
7:36 PM 55.4 °F 48.2 °F 77% 29.36 in 5.0 mi SSE 11.5 mph 24.2 mph N/A   Overcast
8:16 PM 53.6 °F 48.2 °F 82% 29.38 in 5.0 mi SSE 10.4 mph 25.3 mph N/A   Overcast
8:36 PM 53.6 °F 46.4 °F 77% 29.39 in 5.0 mi South 5.8 mph 26.5 mph N/A   Overcast
8:56 PM 53.6 °F 46.4 °F 77% 29.41 in 7.0 mi SSE 9.2 mph 17.3 mph N/A   Overcast
9:16 PM 53.6 °F 46.4 °F 77% 29.41 in 7.0 mi South 8.1 mph 17.3 mph N/A   Overcast
10:36 PM 53.6 °F 46.4 °F 77% 29.44 in 10.0 mi South 6.9 mph 17.3 mph N/A   Overcast
10:56 PM 51.8 °F 46.4 °F 82% 29.44 in 10.0 mi SSE 8.1 mph - N/A   Overcast
11:16 PM 51.8 °F 46.4 °F 82% 29.45 in 10.0 mi SSW 8.1 mph 17.3 mph N/A   Overcast
11:36 PM 53.6 °F 44.6 °F 72% 29.45 in 10.0 mi South 10.4 mph 17.3 mph N/A   Overcast
11:56 PM 51.8 °F 44.6 °F 76% 29.45 in 10.0 mi South 9.2 mph 17.3 mph 0.01 in   Overcast