Monthly Means and Extremes
Toketee Falls, Oregon Period: 1961-1990
Parameter Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Mean Temperature (F)
Maximum 42.5 48.5 53.7 61.1 69.9 78.3 86.0 85.7 77.5 63.3 48.1 41.8 63.1
Minimum 29.0 30.8 32.6 35.5 40.6 46.9 49.9 49.3 44.1 38.1 33.7 29.8 38.4
Mean 35.7 39.6 43.2 48.3 55.2 62.6 68.0 67.5 60.8 50.7 40.9 35.8 50.7
Extreme Temperature (F)
Maximum 64 75 77 90 105 105 108 109 105 93 72 63 109
Minimum 0 4 14 23 27 31 35 34 26 18 12 -5 -5
Precipitation (inches)
Monthly mean 6.71 5.24 5.42 3.58 2.64 1.51 .57 1.16 1.74 3.65 7.77 7.47 48.17
Extreme 24 hour 3.09 3.30 2.40 1.53 1.39 1.44 1.61 1.31 1.82 2.08 3.22 3.54 3.54
Snowfall (inches)
Monthly mean 13.67 9.20 6.45 .65 .02 .00 .00 .00 .00 .14 4.21 11.48 50.16
Average number of days
Temperature
Maximum 90 or more .0 .0 .0 .1 1.7 4.8 11.9 11.7 4.1 .2 .0 .0 34.6
Maximum 32 or less .7 .2 .0 .0 .0 .0 .0 .0 .0 .0 .0 1.1 2.0
Minimum 32 or less 23.1 18.3 17.3 9.8 2.3 .1 .0 .0 .8 5.5 13.9 22.0 111.8
Minimum 0 or less .0 .0 .0 .0 .0 .0 .0 .0 .0 .0 .0 .1 .1
Precipitation
.01 inches or more 16.9 16.2 18.6 15.8 11.3 7.9 3.1 4.2 6.5 10.9 18.3 17.9 149.2
.10 inches or more 12.6 11.3 13.1 9.5 7.1 4.3 1.5 2.9 4.5 7.1 13.8 13.1 101.9
.50 inches or more 4.8 3.6 3.3 2.0 1.5 .7 .3 .8 1.0 2.6 5.6 5.4 32.1
1.00 inches or more 1.7 .9 .8 .3 .0 .1 .1 .1 .3 .8 1.9 2.0 9.2
Degree Days
Heating days @ 65F 908 717 677 502 316 126 36 39 156 445 723 907 5533
Growing days @ 50F 0 1 8 60 193 379 557 544 327 88 4 0 2169
Oregon Climate Service