Monthly Means and Extremes
                                                 Klamath Falls Ag Stn., Oregon	      Period:  1961-1990

Parameter                 Jan   Feb   Mar   Apr   May   Jun   Jul   Aug   Sep   Oct   Nov   Dec   Year
Mean Temperature (F)
   Maximum                 39.2  45.2  50.6  58.3  67.6  76.5  84.9  83.8  76.2  64.1  47.4  39.2   61.2
   Minimum                 20.4  24.9  27.8  31.1  38.2  45.6  50.9  49.7  42.8  34.6  27.6  21.8   34.7
   Mean                    29.8  35.0  39.2  44.7  52.9  61.0  67.9  66.8  59.5  49.3  37.5  30.5   47.9
Extreme Temperature (F)
   Maximum                   59    67    73    87    98    99   102   104   100    88    74    59    104
   Minimum                  -14   -10     4    10    17    24    30    32    20    11     2   -17    -17
Precipitation (inches)
   Monthly mean            1.81  1.28  1.35   .75   .85   .69   .35   .62   .55  1.07  1.97  2.23  13.47
   Extreme 24 hour         1.82   .97  1.11   .74   .83   .95  1.14  1.25   .88  1.69  1.18  2.58   2.58
Evaporation in inches                  5.03  7.03  8.86 10.51  9.60  6.17  4.37                    51.85
Snowfall (inches)
   Monthly mean            9.28  4.71  3.73   .94   .08   .00   .00   .00   .00   .52  4.50  9.98  34.91
Average number of days
   Temperature
      Maximum 90 or more     .0    .0    .0    .0    .4   2.8   9.6   8.0   1.7    .0    .0    .0   23.0
      Maximum 32 or less    5.3    .9    .2    .0    .0    .0    .0    .0    .0    .0    .9   5.2   11.9
      Minimum 32 or less   27.5  23.2  23.2  17.8   7.2   1.0    .0    .1   2.3  12.4  22.0  27.2  164.0
      Minimum 0 or less      .9    .2    .0    .0    .0    .0    .0    .0    .0    .0    .0    .8    1.7
   Precipitation
      .01 inches or more   10.6   9.4  10.7   6.8   6.1   5.3   2.1   3.4   3.2   5.9  11.3  11.5   85.8
      .10 inches or more    4.9   4.0   4.1   2.5   2.7   2.3    .9   1.6   1.6   2.9   6.3   6.3   39.6
      .50 inches or more    1.1    .4    .4    .2    .3    .2    .2    .4    .3    .4    .8   1.1    5.7
      1.00 inches or more    .2    .0    .0    .0    .0    .0    .0    .1    .0    .1    .1    .2     .8
Degree Days
   Heating days @ 65F      1090   846   799   609   384   167    48    60   191   486   825  1070   6555
   Growing days @ 50F         0     1     3    33   155   341   555   519   297    81     1     0   1988

                                                                         Oregon Climate Service