Weather History for Flagstaff, AZ

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Sunday, April 21, 2013

  Actual Average Record
Temperature  
Mean Temperature 47 °F 45 °F  
Max Temperature 69 °F 60 °F 78 °F (1989)
Min Temperature 24 °F 30 °F 12 °F (1972)
Degree Days  
Heating Degree Days 18 20  
Month to date heating degree days 464 480  
Since 1 July heating degree days 6100 6187  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Growing Degree Days 0 (Base 50)    
Moisture  
Dew Point 14 °F    
Average Humidity 36    
Maximum Humidity 60    
Minimum Humidity 12    
Precipitation  
Precipitation 0.00 in 0.03 in 1.70 in (1985)
Month to date precipitation 0.12 0.89  
Year to date precipitation 5.00 7.22  
Snow  
Snow 0.00 in 0.20 in 11.10 in (1988)
Month to date snowfall 1.4 5.4  
Since 1 July snowfall 69.7 99.3  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.02 in    
Wind  
Wind Speed 6 mph (SW)    
Max Wind Speed 24 mph    
Max Gust Speed 30 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Apr. 21, 2013 Rise Set
Actual Time 5:46 AM MST 7:04 PM MST
Civil Twilight 5:20 AM MST 7:31 PM MST
Nautical Twilight 4:48 AM MST 8:02 PM MST
Astronomical Twilight 4:15 AM MST 8:35 PM MST
Moon 3:02 PM MST (4/21) 3:00 AM MST (4/21)
Length of Visible Light 14h 10m
Length of Day
13h 17m
Waxing Gibbous, 81% of the Moon is Illuminated
Apr 21
Waxing Gibbous
Apr 25
Full
May 2
Last Quarter
May 9
New
May 17
First Quarter

Hourly Weather History & Observations

Time (MST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:57 AM 35.1 °F 32.2 °F 14.0 °F 42% 30.01 in 10.0 mi Variable 3.5 mph - N/A   Clear
1:57 AM 30.0 °F - 14.0 °F 51% 30.04 in 10.0 mi Calm Calm - N/A   Clear
2:57 AM 28.0 °F - 14.0 °F 56% 30.05 in 10.0 mi Calm Calm - N/A   Clear
3:57 AM 27.0 °F - 12.9 °F 56% 30.04 in 10.0 mi Calm Calm - N/A   Clear
4:57 AM 26.1 °F - 12.9 °F 58% 30.06 in 10.0 mi Calm Calm - N/A   Clear
5:57 AM 25.0 °F - 12.9 °F 60% 30.09 in 10.0 mi Calm Calm - N/A   Clear
6:57 AM 33.1 °F - 15.1 °F 48% 30.10 in 10.0 mi Calm Calm - N/A   Clear
7:57 AM 48.0 °F - 18.0 °F 30% 30.06 in 10.0 mi Calm Calm - N/A   Clear
8:57 AM 54.0 °F - 18.0 °F 24% 30.04 in 10.0 mi ENE 3.5 mph - N/A   Clear
9:57 AM 57.9 °F - 16.0 °F 19% 30.06 in 10.0 mi Calm Calm - N/A   Clear
10:57 AM 62.1 °F - 14.0 °F 15% 30.03 in 10.0 mi Calm Calm - N/A   Clear
11:57 AM 66.0 °F - 12.9 °F 13% 30.02 in 10.0 mi WSW 13.8 mph 24.2 mph N/A   Clear
12:57 PM 64.0 °F - 18.0 °F 17% 30.02 in 10.0 mi SW 10.4 mph 25.3 mph N/A   Clear
1:57 PM 66.0 °F - 16.0 °F 15% 30.03 in 10.0 mi WSW 12.7 mph 23.0 mph N/A   Clear
2:57 PM 66.9 °F - 14.0 °F 13% 30.01 in 10.0 mi WNW 10.4 mph 24.2 mph N/A   Clear
3:57 PM 68.0 °F - 14.0 °F 12% 29.98 in 10.0 mi SW 16.1 mph 26.5 mph N/A   Clear
4:57 PM 66.9 °F - 14.0 °F 13% 29.99 in 10.0 mi WSW 15.0 mph 29.9 mph N/A   Clear
5:57 PM 64.9 °F - 12.0 °F 13% 30.00 in 10.0 mi SW 19.6 mph 25.3 mph N/A   Clear
6:57 PM 61.0 °F - 12.9 °F 15% 29.99 in 10.0 mi SW 16.1 mph 23.0 mph N/A   Clear
7:57 PM 57.9 °F - 12.0 °F 16% 29.96 in 10.0 mi SW 12.7 mph - N/A   Clear
8:57 PM 54.0 °F - 10.9 °F 18% 29.97 in 10.0 mi WSW 6.9 mph - N/A   Clear
9:57 PM 52.0 °F - 10.9 °F 19% 29.97 in 10.0 mi WSW 6.9 mph - N/A   Clear
10:57 PM 50.0 °F - 10.9 °F 21% 29.95 in 10.0 mi SSW 6.9 mph - N/A   Clear
11:57 PM 43.0 °F - 12.0 °F 28% 29.96 in 10.0 mi Calm Calm - N/A   Clear