Monthly Means and Extremes                                         Period:     1971-2000
P Ranch Refuge, OR

Parameter                  Jan   Feb   Mar   Apr   May   Jun   Jul   Aug   Sep   Oct   Nov   Dec    Year
Mean Temperature(F)
   Maximum                 41.9  47.3  53.9  60.9  68.6  76.6  85.7  86.3  78.5  67.1  50.1  42.3    63.3
   Minimum                 20.3  23.7  27.2  31.1  37.9  43.2  46.6  44.5  36.4  30.3  25.8  20.6    32.3
   Mean                    31.1  35.5  40.6  46.0  53.3  59.9  66.2  65.4  57.5  48.7  38.0  31.5    47.8
Extreme Temperature(F)
   Maximum                   65    73    77    87    93    95    99   102    98    92    76    65      96
   Minimum                  -13   -18    -6    11    20    27    29    29    15     1    -7   -27      -7
Precipitation(inches)
   Monthly mean            1.06   .97  1.21  1.43  1.56  1.12   .45   .64   .72   .92  1.17  1.28   12.53
   Extreme 24 hr           1.56  1.08  1.05  1.14  1.52  1.97  1.15  1.49  1.35  1.00  2.24  1.00    1.56
Snowfall(inches)
   Monthly mean            3.17  2.29  1.50   .57   .18   .00   .00   .00   .00   .34  1.50  3.44   18.48
Average number of days
   Temperature
      Maximum 90 or more     .0    .0    .0    .0    .2   1.7   7.3   9.1   1.8    .1    .0    .0    14.0
      Maximum 32 or less    5.4   1.3    .1    .0    .0    .0    .0    .0    .0    .0    .9   4.3    16.5
      Minimum 32 or less   25.8  22.0  21.8  17.5   6.5   1.2    .3    .6   9.7  19.1  21.8  25.2   187.0
      Minimum 0 or less     2.0    .8    .1    .0    .0    .0    .0    .0    .0    .0    .3   1.7     3.5
   Precipitation
      .01 inches or more    6.1   5.8   7.7   7.3   6.7   5.0   2.1   3.0   3.4   4.4   7.4   7.0    75.5
      .10 inches or more    3.4   3.0   4.2   5.0   4.1   3.0   1.3   2.1   2.3   2.7   4.0   3.7    37.8
      .50 inches or more     .4    .4    .3    .5    .9    .5    .2    .5    .3    .5    .4    .4     4.8
      1.00 inches or more    .1    .0    .0    .2    .2    .1    .0    .1    .0    .0    .0    .1      .7
Degree Days
   Heating days @ 65 (F)   1055   833   754   577   376   184    61    79   254   512   795  1044    6811
   Growing days @ 50 (F)      0     1     8    44   146   300   480   443   227    68     8     1    1488