Weather History for Flagstaff, AZ

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Saturday, December 21, 2013

  Actual Average Record
Temperature  
Mean Temperature 27 °F 29 °F  
Max Temperature 37 °F 42 °F 61 °F (1969)
Min Temperature 17 °F 16 °F -6 °F (1967)
Degree Days  
Heating Degree Days 38 36  
Month to date heating degree days 817 737  
Since 1 July heating degree days 2572 2469  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 148 117  
Moisture  
Dew Point 20 °F    
Average Humidity 74    
Maximum Humidity 92    
Minimum Humidity 56    
Precipitation  
Precipitation T in 0.06 in 1.03 in (1909)
Month to date precipitation 1.35 1.21  
Year to date precipitation 24.79 21.20  
Snow  
Snow 0.20 in 0.60 in 19.60 in (1909)
Month to date snowfall 17.9 10.9  
Since 1 July snowfall 29.9 23.1  
Snow Depth 9.00 in    
Sea Level Pressure  
Sea Level Pressure 29.82 in    
Wind  
Wind Speed 7 mph (WSW)    
Max Wind Speed 17 mph    
Max Gust Speed 24 mph    
Visibility 9 miles    
Events Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Dec. 21, 2013 Rise Set
Actual Time 7:31 AM MST 5:18 PM MST
Civil Twilight 7:03 AM MST 5:46 PM MST
Nautical Twilight 6:31 AM MST 6:18 PM MST
Astronomical Twilight 6:00 AM MST 6:49 PM MST
Moon 9:29 PM MST (12/21) 10:07 AM MST (12/21)
Length of Visible Light 10h 43m
Length of Day
9h 47m
Waning Gibbous, 84% of the Moon is Illuminated
Dec 21
Waning Gibbous
Dec 25
Last Quarter
Jan 1
New
Jan 7
First Quarter
Jan 15
Full

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 18.0 °F 11.1 °F 16.0 °F 92% 29.76 in 10.0 mi South 4.6 mph - N/A   Clear
1:57 AM 25.0 °F 16.3 °F 23.0 °F 92% 29.70 in 10.0 mi WSW 8.1 mph - N/A   Partly Cloudy
2:57 AM 25.0 °F 15.5 °F 21.0 °F 85% 29.71 in 10.0 mi SW 9.2 mph - N/A   Clear
3:57 AM 24.1 °F 14.4 °F 21.0 °F 88% 29.70 in 10.0 mi SW 9.2 mph - N/A   Mostly Cloudy
4:57 AM 21.9 °F 14.5 °F 18.0 °F 85% 29.72 in 10.0 mi WSW 5.8 mph - N/A   Clear
5:57 AM 19.9 °F 11.1 °F 16.0 °F 85% 29.72 in 10.0 mi SW 6.9 mph - N/A   Clear
6:57 AM 21.0 °F 16.2 °F 17.1 °F 85% 29.76 in 10.0 mi SSW 3.5 mph - N/A   Scattered Clouds
7:57 AM 21.9 °F 15.7 °F 19.9 °F 92% 29.80 in 10.0 mi WSW 4.6 mph - N/A   Overcast
8:49 AM 24.1 °F 13.7 °F 18.0 °F 77% 29.77 in 2.5 mi WSW 10.4 mph 18.4 mph 0.00 in Snow Light Snow
8:57 AM 25.0 °F 17.1 °F 19.0 °F 78% 29.80 in 5.0 mi WSW 6.9 mph - 0.00 in Snow Light Snow
9:57 AM 25.0 °F 16.3 °F 19.9 °F 81% 29.83 in 8.0 mi SW 8.1 mph - 0.00 in Snow Light Snow
10:57 AM 26.1 °F 16.8 °F 19.0 °F 75% 29.82 in 10.0 mi SW 9.2 mph - 0.00 in   Overcast
11:57 AM 28.9 °F 21.1 °F 19.9 °F 69% 29.79 in 10.0 mi SSW 8.1 mph 17.3 mph N/A   Clear
12:57 PM 35.1 °F 25.9 °F 21.9 °F 59% 29.75 in 10.0 mi West 13.8 mph 21.9 mph N/A   Clear
1:57 PM 36.0 °F 28.0 °F 23.0 °F 59% 29.73 in 10.0 mi West 11.5 mph 19.6 mph N/A   Scattered Clouds
2:57 PM 36.0 °F 28.5 °F 21.9 °F 57% 29.76 in 10.0 mi WNW 10.4 mph 18.4 mph N/A   Scattered Clouds
3:57 PM 35.1 °F 28.6 °F 21.9 °F 59% 29.80 in 10.0 mi NW 8.1 mph - N/A   Overcast
4:57 PM 34.0 °F 28.8 °F 23.0 °F 64% 29.84 in 10.0 mi Variable 5.8 mph - N/A   Mostly Cloudy
5:57 PM 32.0 °F 26.4 °F 21.9 °F 66% 29.88 in 10.0 mi Variable 5.8 mph - N/A   Clear
6:57 PM 32.0 °F 27.5 °F 21.0 °F 64% 29.91 in 10.0 mi Variable 4.6 mph - N/A   Overcast
7:57 PM 28.9 °F 22.8 °F 21.0 °F 72% 29.94 in 10.0 mi SW 5.8 mph - N/A   Clear
8:57 PM 27.0 °F 19.5 °F 21.0 °F 78% 29.97 in 10.0 mi South 6.9 mph - N/A   Mostly Cloudy
9:57 PM 27.0 °F 19.5 °F 21.9 °F 81% 29.99 in 10.0 mi WSW 6.9 mph - N/A   Clear
10:57 PM 28.0 °F 20.0 °F 21.0 °F 75% 29.99 in 10.0 mi West 8.1 mph - N/A   Clear
11:57 PM 28.9 °F 21.9 °F 21.0 °F 72% 29.98 in 10.0 mi Variable 6.9 mph - N/A   Clear