Monthly Means and Extremes
                                                 Paisley, Oregon         Period:     1961-1990

Parameter                 Jan   Feb   Mar   Apr   May   Jun   Jul   Aug   Sep   Oct   Nov   Dec   Year
Mean Temperature (F)
   Maximum                 41.5  46.9  51.2  58.8  67.5  75.9  84.6  83.7  76.1  65.2  49.0  41.7   61.9
   Minimum                 21.6  25.2  27.3  31.4  38.2  45.3  49.1  48.3  40.6  33.4  26.9  22.0   34.3
   Mean                    31.5  36.1  39.3  45.1  52.9  60.7  66.9  66.0  58.3  49.3  37.9  32.0   48.1
Extreme Temperature (F)
   Maximum                   62    70    75    85    92    98    99   101    97    90    74    67    101
   Minimum                  -27   -25    -6    11    10    22    29    30    18     9     0   -28    -28
Precipitation (inches)
   Monthly mean            1.40   .84   .97   .75   .96  1.08   .39   .64   .50   .79  1.18  1.52  11.03
   Extreme 24 hour         2.38  1.04   .94   .65   .86  1.52  1.37  1.85  1.00  1.66  1.40  2.01   2.38
Snowfall (inches)
   Monthly mean            4.28  3.07  3.61  1.72   .75   .00   .00   .00   .00   .28  2.91  4.72  20.07
Average number of days
   Temperature
      Maximum 90 or more     .0    .0    .0    .0    .1   1.8   7.9   7.4   1.2    .0    .0    .0   19.4
      Maximum 32 or less    4.9   1.5    .5    .0    .0    .0    .0    .0    .0    .0   1.0   4.2   12.9
      Minimum 32 or less   25.1  22.0  22.6  16.9   8.0   1.2    .1    .3   4.6  13.6  21.4  24.5  159.0
      Minimum 0 or less     1.1    .5    .1    .0    .0    .0    .0    .0    .0    .0    .1   1.2    3.0
   Precipitation
      .01 inches or more    7.8   6.7   8.1   6.9   6.8   5.8   2.5   3.6   3.3   4.9   7.8   8.3   72.6
      .10 inches or more    3.4   2.7   3.3   3.0   3.3   3.2   1.1   1.7   1.4   2.2   3.3   3.9   32.4
      .50 inches or more     .7    .3    .3    .2    .3    .5    .1    .3    .2    .3    .5    .8    4.6
      1.00 inches or more    .1    .0    .0    .0    .0    .1    .0    .1    .0    .1    .1    .1     .7
Degree Days
   Heating days @ 65F      1038   816   798   596   383   168    50    66   219   487   813  1024   6422
   Growing days @ 50F         0     1     6    45   152   330   523   496   269    89     4     0   1946

                                                                         Oregon Climate Service