ANNUAL CLIMATOLOGICAL SUMMARY

NAME: Hawkeye Observatory  CITY: Durand   STATE: Illinois
ELEV:   758 ft  LAT:  42° 24' 00" N  LONG:  89° 18' 00" 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 
------------------------------------------------------------------------------------
 11  1  25.3   9.3  18.2   0.0  1451     0  35.2  29 -20.4   23    0   26   31    5
 11  2  30.9  14.3  24.2   0.0  1141     0  55.7  17 -20.7   10    0   14   26    6
 11  3  44.2  26.1  35.1   0.0   926     0  65.1  17  16.6   31    0    0   24    0
 11  4  56.5  38.0  47.1   0.0   548    11  82.3  10  23.0    1    0    0    5    0
 11  5  69.8  47.9  59.2   0.0   266    85  92.7  10  26.4    4    1    0    2    0
 11  6  80.6  58.9  70.2   0.0    59   215  96.0   7  49.4   14    4    0    0    0
 11  7  87.5  65.1  76.6   0.0    15   376  98.2  20  50.1   14    8    0    0    0
 11  8  82.2  58.8  70.4   0.0    56   223  94.3   2  49.2   29    1    0    0    0
 11  9  70.1  47.9  59.2   0.0   249    74  92.7   1  34.7   15    1    0    0    0
 11 10  65.1  37.5  50.8   0.0   480    40  83.6   7  25.0   29    0    0    9    0
 11 11  45.5  32.4  39.3   0.0   886     0  66.9  01  16.8   30    0    0   21    0
 11 12  39.4  24.0  32.2   0.0  1015     0  54.8  14   8.4   10    0    6   27    0
------------------------------------------------------------------------------------
        59.1  38.9  49.3   0.0  6369  1024  98.2 JUL -20.7  FEB   15   46  136   11

                                PRECIPITATION (in)

               DEP.   MAX        DAYS OF RAIN 
               FROM   OBS.          OVER
 YR MO  TOTAL  NORM   DAY  DATE .01   .1   1
---------------------------------------------
 11  1  0.21   0.00  0.07   29    5    0    0
 11  2  1.23   0.00  1.02   20    6    1    1
 11  3  3.37   0.00  1.43   20    7    5    1
 11  4  4.06   0.00  0.69   26   16    9    0
 11  5  3.50   0.00  1.29   22    8    4    1
 11  6  2.58   0.00  1.01   15   10    4    1
 11  7  5.83   0.00  1.94   23   10    7    2
 11  8  4.22   0.00  1.14   23    8    7    2
 11  9  3.20   0.00  1.34   26    7    4    2
 11 10  1.49   0.00  0.78   12    7    3    0
 11 11  3.83   0.00  1.14    9    7    4    1
 11 12  2.91   0.00  1.07    3   10    3    1
---------------------------------------------
       36.43  0.00  1.94  JUL   101   52   12

                                WIND SPEED (mph)
                          DOM
 YR MO   AVG.  HI   DATE  DIR
---------------------------------
 11  1   4.9  32.0    1     W
 11  2   5.9  46.0    1     W
 11  3   5.7  42.0   23   ENE
 11  4   6.8  40.0   15   ENE
 11  5   5.7  49.0   22   NNE
 11  6   3.4  42.0    8     S
 11  7   2.3  42.0   21     W
 11  8   1.8  28.0   13     W
 11  9   3.3  35.0   26   NNW
 11 10   4.0  33.0   19     W
 11 11   6.2  37.0    9   SSW
 11 12   4.8  37.0    4   SSW
---------------------------------
         4.5  49.0  MAY    W