Climatic Weather Data                  
Friday, December 21, 2007                  
Cloudy, Light Snow, Cold Past 10 Year Intervals
  December 21, 2007 Last  Record Record December 21
    Norm Avg Dep Year High Year Low Year 1997 1987 1977 1967 1957 1947 1937 1927 1917
High Temperature 32° 41° 39° -9° 50° 58° 1999 13° 1955 33° 47° 53° 47° 57° 39° 33° 46° 46°
Low Temperature 27° 26° 25° +1° 37° 46° 1957 -3° 1955 23° 31° 33° 30° 46° 22° 26° 32° 32°
Mean Temperature 30° 33° 32° -3° 44° 52° 1957 1955 28° 39° 43° 39° 52° 31° 30° 39° 39°
Heating Degrees 35 32 33 +3 21 60 1955 13 1957 37 26 22 26 13 34 35 26 26
Cooling Degrees 0 0 0 +0 0 0 2007 0   0 0 0 0 0 0 0 0 0
High Barometer 30.55   30.17 +0.38 30.33 30.94 1983 29.42 1978 30.36 30.08 29.97 30.45 29.87        
Low Barometer 30.28   29.84 +0.44 30.15 30.50 1983 28.95 1973 30.03 29.65 29.60 30.03 29.70        
Mean Barometer 30.42   30.01 +0.41 30.24 30.72 1983 29.21 1976 30.20 29.87 29.79 30.24 29.79        
High Humidity 94%   83% +11% 71% 100%   44% 1955 65% 100% 97% 71% 98%        
Low Humidity 85%   56% +29% 36% 96% 1972 22% 1955 38% 39% 89% 44% 62%        
Mean Humidity 90%   69% +20% 54% 98% 1972 33% 1955 52% 70% 93% 58% 80%        
High Dew Point 30°   31° -1° 34° 57° 1999 -12° 1955 21° 43° 51° 37° 56°        
Low Dew Point 24°   14° +10° 22° 39° 1951 -23° 1955 20° 30° 19° 28°        
Mean Dew Point 27°   23° +5° 28° 47° 1951 -18° 1955 15° 32° 41° 28° 42°        
Average Wind 9.0   8.8 +0.2 6.6 18.6 1976 2.7 1956 6.9 6.3 14.4 4.8 14.9        
Direction NNE   W   W WNW   SW   NNW W E S SW        
High Wind Gust 19   27 -8 25 48 1957 12 1983 21 22 44 13 48        
Direction NNE   WNW   WSW S   NE   NNW WNW ESE S S        
Rain T .13 .16 -.13 .00 2.05 1946     .00 T 1.45 .00 1.04 .00 .01 .00 .00
High 1 Hour .00       .00 .59 1993     .00 T .19 .00 .36 .00 .00 .00 .00
Snow 0.1 0.2 0.2 -0.1 0.0 7.2 1954     0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.0 0.0
Snow Depth 2   7   0 7 1995     0 1 0 0 0 0 0 0 0
High Heat Index 17°   #REF! #REF! 35° #REF! #REF!     12° 22° 20° 25° 38°        
Low Wind Chill 17°   13° 35°     -25° 1955 12° 22° 20° 25° 38°        
Conditions F       0           X F 0 FH 0 0 0 0
Flashback  
Conditions Legend F Fog  
  X Dense Fog (Visibility 1/4 mile or less)  
  H Haze  
  T Thunderstorm  
  I Ice Pellets (Sleet)  
  Z Glaze (Freezing Rain)                          
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