Weather History for Grand Canyon, AZ

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Sunday, October 21, 2012

  Actual Average Record
Temperature  
Mean Temperature 48 °F -  
Max Temperature 66 °F 58 °F 77 °F (2003)
Min Temperature 30 °F 26 °F 9 °F (1996)
Degree Days  
Heating Degree Days 17    
Growing Degree Days 0 (Base 50)    
Moisture  
Dew Point 31 °F    
Average Humidity 51    
Maximum Humidity 79    
Minimum Humidity 28    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.87 in    
Wind  
Wind Speed 7 mph (SSW)    
Max Wind Speed 24 mph    
Max Gust Speed 29 mph    
Visibility 10 miles    
Events      
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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Astronomy

Oct. 21, 2012 Rise Set
Actual Time 6:41 AM MST 5:44 PM MST
Civil Twilight 6:15 AM MST 6:10 PM MST
Nautical Twilight 5:45 AM MST 6:40 PM MST
Astronomical Twilight 5:15 AM MST 7:10 PM MST
Moon 1:01 PM MST (10/21) 11:46 PM MST (10/21)
Length of Visible Light 11h 55m
Length of Day
11h 03m
Waxing Crescent, 46% of the Moon is Illuminated
Oct 21
Waxing Crescent
Oct 21
First Quarter
Oct 29
Full
Nov 6
Last Quarter
Nov 13
New

Hourly Weather History & Observations

Time (MST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 30.9 °F - 21.0 °F 67% 29.86 in 10.0 mi Calm Calm - N/A   Clear
1:54 AM 30.0 °F - 19.9 °F 66% 29.87 in 10.0 mi Calm Calm - N/A   Clear
2:54 AM 30.9 °F - 21.9 °F 69% 29.86 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
3:54 AM 34.0 °F - 23.0 °F 64% 29.85 in 10.0 mi Calm Calm - N/A   Scattered Clouds
4:54 AM 33.1 °F 30.0 °F 23.0 °F 66% 29.86 in 10.0 mi NE 3.5 mph - N/A   Mostly Cloudy
5:54 AM 32.0 °F - 24.1 °F 73% 29.89 in 10.0 mi Calm Calm - N/A   Clear
6:54 AM 32.0 °F - 26.1 °F 79% 29.91 in 10.0 mi Calm Calm - N/A   Partly Cloudy
7:54 AM 50.0 °F - 37.9 °F 63% 29.90 in 10.0 mi Calm Calm - N/A   Scattered Clouds
8:04 AM 50.0 °F - 37.4 °F 62% 30.05 in 10.0 mi South 4.6 mph - N/A   Mostly Cloudy
8:54 AM 55.9 °F - 35.1 °F 45% 29.90 in 10.0 mi SSW 13.8 mph 20.7 mph N/A   Scattered Clouds
9:54 AM 60.1 °F - 30.0 °F 32% 29.89 in 10.0 mi SW 16.1 mph 23.0 mph N/A   Clear
10:54 AM 62.1 °F - 30.0 °F 30% 29.91 in 10.0 mi SW 15.0 mph 24.2 mph N/A   Clear
11:54 AM 64.0 °F - 30.0 °F 28% 29.89 in 10.0 mi SW 19.6 mph 25.3 mph N/A   Clear
12:54 PM 64.0 °F - 33.1 °F 31% 29.87 in 10.0 mi SW 20.7 mph 27.6 mph N/A   Partly Cloudy
1:54 PM 64.9 °F - 32.0 °F 29% 29.84 in 10.0 mi SW 24.2 mph 28.8 mph N/A   Clear
2:54 PM 66.0 °F - 32.0 °F 28% 29.82 in 10.0 mi SW 21.9 mph 28.8 mph N/A   Partly Cloudy
3:54 PM 64.0 °F - 32.0 °F 30% 29.83 in 10.0 mi SSW 13.8 mph 26.5 mph N/A   Mostly Cloudy
4:54 PM 62.1 °F - 33.1 °F 34% 29.84 in 10.0 mi SSW 19.6 mph 25.3 mph N/A   Partly Cloudy
5:54 PM 57.9 °F - 32.0 °F 37% 29.87 in 10.0 mi SSW 12.7 mph 21.9 mph N/A   Mostly Cloudy
6:54 PM 55.9 °F - 34.0 °F 44% 29.90 in 10.0 mi SW 15.0 mph - N/A   Mostly Cloudy
7:54 PM 53.1 °F - 34.0 °F 48% 29.84 in 10.0 mi SSW 11.5 mph - N/A   Clear
8:54 PM 50.0 °F - 35.1 °F 57% 29.84 in 10.0 mi SSW 9.2 mph - N/A   Clear
9:54 PM 50.0 °F - 36.0 °F 59% 29.83 in 10.0 mi SSW 13.8 mph - N/A   Clear
10:54 PM 48.0 °F - 37.9 °F 68% 29.84 in 10.0 mi SSW 6.9 mph - N/A   Clear
11:54 PM 45.0 °F 42.6 °F 37.9 °F 76% 29.83 in 10.0 mi South 4.6 mph - N/A   Mostly Cloudy