ARIZONA METEOROLOGICAL NETWORK MONTHLY SUMMARY

                                  Yuma Valley
                                  February 2012 

       AIR TEMP DEW  REL HUM   SOIL T   WIND    SOL  RAIN  ETo ETo  HEAT UNITS
 Feb   MX MN AV  PT  MX MN AV    4 20  AV  MX              AZ  STD   55  50  45
 ---  --- -- -- ---  -- -- --  --- --  --  ---  ---  ----  --- ---  --- --- ---
   1   74 39 55  33  82 15 46   55 58  3.1  10  317  0.00  .11 .10    7  10  13
   2   73 36 55  26  90  9 44   55 58  4.7  23  380  0.00  .16 .13    6   8  11
   3   69 37 55  22  73 14 32   54 57  5.1  20  388  0.00  .17 .13    4   7  10
   4   72 37 55  28  76 15 41   54 57  4.9  19  373  0.00  .16 .13    5   8  11
   5   73 38 55  28  80 14 42   54 57  4.3  16  387  0.00  .16 .13    6   8  12
   6   73 39 57  28  77 13 37   55 57  3.8  14  338  0.00  .14 .12    6   9  12
   7   70 46 58  32  65 19 39   56 57  4.9  16  187  0.00  .09 .12    5   9  13
   8   75 51 61  41  77 24 50   59 58  3.6  10  315  0.00  .11 .11    9  13  18
  --- --- -- --  -- --- -- ---  -- --  --  ---  ---  ----  --- ---  --- --- ----
  AVG  72 40 56  30  77 15 41   55 57  4.3  16  336
  TOT                                                0.00  1.1 1.0   47  71 100

  *****************************************************************************
  *                          ABBREVIATIONS AND UNITS                          *
  *                                                                           *
  *   AIR TEMP : AIR TEMPERATURE IN DEGREES F          MX : MAXIMUM FOR DAY   *
  *   DEW PT   : DEWPOINT IN DEGREES F                 MN : MINIMUM FOR DAY   *
  *   REL HUM  : RELATIVE HUMIDITY IN PERCENT          AV : AVERAGE FOR DAY   *
  *   SOL      : SOLAR RADIATION IN LANGLEYS          TOT : TOTAL FOR MONTH   *
  *   WIND : WIND SPEEDS IN MILES PER HOUR                                    *
  *   SOIL : SOIL TEMPERATURE AT 4 AND 20 INCHES, IN DEGREES F                *
  *   RAIN : RAINFALL IN INCHES                                               *
  *   ETo  : REFERENCE EVAPOTRANSPIRATION IN INCHES                           *
  *      AZ: AZMET ETo   STD: STANDARDIZED PENMAN-MONTEITH ETo                *
  *                                                                           *
  *     ## or 999 : MISSING DATA, ETo & HEAT UNIT TOTALS ARE PRORATED         *
  *            55 : TEMPERATURE LIMITS = 86/55  DEGREES F                     *
  *            50 : TEMPERATURE LIMITS = 86/50  DEGREES F                     *
  *            45 : TEMPERATURE LIMITS = 86/45  DEGREES F                     *
  *****************************************************************************