ANNUAL CLIMATOLOGICAL SUMMARY

NAME: Westlawn  CITY: Fairfax County   STATE: VA  
ELEV:   328 ft  LAT:  38° 51' 30" N  LONG:  77° 10' 50" W

               TEMPERATURE (°F), HEAT BASE 65.0, COOL BASE 65.0
                          DEP.  HEAT  COOL                                          
        MEAN  MEAN        FROM  DEG   DEG                        MAX  MAX  MIN  MIN 
 YR MO  MAX   MIN   MEAN  NORM  DAYS  DAYS  HI  DATE  LOW  DATE  >=90 <=32 <=32 <=0 
------------------------------------------------------------------------------------
 22  1  39.3  30.8  35.2   0.0   224     0  61.8   1  16.2    4    0    3   13    0
 22  2  50.6  34.6  42.3   0.0   404     0  67.6  17  23.6   19    0    2   13    0
 22  3  57.9  38.6  48.6   0.0   442    18  77.4   7  23.8   29    0    0   10    0
 22  4  64.3  49.0  56.9   0.0   185    29  85.7  13  36.0   20    0    0    0    0
 22  5  72.1  58.2  65.2   0.0    77    43  92.5  22  39.6    9    2    0    0    0
 22  6  83.9  64.2  74.3   0.0    15   218  96.8  17  53.1   20    6    0    0    0
 22  7  88.9  70.0  78.8   0.0     1   340 100.4  28  61.2   11   15    0    0    0
 22  8
 22  9
 22 10
 22 11
 22 12
------------------------------------------------------------------------------------
        65.9  49.6  57.8   0.0  1347   649 100.4 JUL  16.2  JAN   23    5   36    0

                                PRECIPITATION (in)

               DEP.   MAX        DAYS OF RAIN 
               FROM   OBS.          OVER
 YR MO  TOTAL  NORM   DAY  DATE .01   .1   1
---------------------------------------------
 22  1  2.14   0.00  1.04   16    9    4    1
 22  2  3.60   0.00  1.68    4    8    4    1
 22  3  4.05   0.00  1.36   23   11    7    1
 22  4  2.76   0.00  1.09   18    7    5    1
 22  5  5.68   0.00  1.28    7   11    9    2
 22  6  2.82   0.00  1.31   22    8    5    1
 22  7  0.21   0.00  0.12    5    3    1    0
 22  8
 22  9
 22 10
 22 11
 22 12
---------------------------------------------
       21.26  0.00  1.68  FEB   57   35    7

                                WIND SPEED (mph)
                          DOM
 YR MO   AVG.  HI   DATE  DIR
---------------------------------
 22  1   2.6  37.0   16     N
 22  2   1.8  31.0   19     N
 22  3   2.7  33.0   12     N
 22  4   2.4  30.0    1     N
 22  5   1.1 185.0    4     N
 22  6   1.0  24.0   18     N
 22  7   0.4  25.0   23     N
 22  8
 22  9
 22 10
 22 11
 22 12
---------------------------------
         1.7 185.0  MAY    N