Monthly Means and Extremes
Bend, Oregon Period: 1961-1990
Parameter Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Mean Temperature (F)
Maximum 41.6 46.3 51.1 57.5 65.1 73.6 81.5 80.9 73.1 63.1 48.5 41.7 60.3
Minimum 21.9 24.5 25.9 29.1 34.5 41.1 45.0 44.6 37.4 31.2 27.1 22.4 32.1
Mean 31.8 35.4 38.5 43.3 49.8 57.3 63.2 62.7 55.2 47.2 37.8 32.1 46.2
Extreme Temperature (F)
Maximum 67 70 77 86 92 96 98 102 95 90 74 66 102
Minimum -24 -17 -5 9 13 23 27 27 16 3 -10 -24 -24
Precipitation (inches)
Monthly mean 1.83 .97 .92 .60 .77 .86 .49 .58 .47 .65 1.57 1.99 11.70
Extreme 24 hour 1.87 1.53 .91 1.26 .81 1.55 1.28 .82 1.17 .61 1.90 2.26 2.26
Snowfall (inches)
Monthly mean 10.03 3.85 4.13 1.98 .32 .00 .00 .00 .00 .20 5.62 9.47 34.78
Average number of days
Temperature
Maximum 90 or more .0 .0 .0 .0 .1 1.4 5.3 5.4 1.1 .0 .0 .0 13.2
Maximum 32 or less 4.6 1.9 .3 .0 .0 .0 .0 .0 .0 .0 1.0 4.2 12.0
Minimum 32 or less 26.2 23.3 25.1 20.8 12.8 3.9 1.0 .8 8.3 17.3 21.6 25.9 187.1
Minimum 0 or less 1.5 .6 .1 .0 .0 .0 .0 .0 .0 .0 .2 1.2 3.5
Precipitation
.01 inches or more 9.8 7.3 7.5 5.6 5.2 5.1 3.3 4.1 3.8 5.0 8.7 10.0 75.3
.10 inches or more 4.5 3.1 3.0 1.8 2.3 2.5 1.4 1.8 1.5 2.1 3.9 5.2 33.1
.50 inches or more 1.1 .4 .3 .2 .5 .4 .2 .2 .1 .1 .9 1.0 5.3
1.00 inches or more .2 .1 .0 .0 .0 .1 .0 .0 .0 .0 .2 .3 1.0
Degree Days
Heating days @ 65F 1030 836 821 653 475 251 115 123 302 553 817 1021 6997
Growing days @ 50F 0 0 5 29 99 243 413 396 192 62 4 0 1442
Oregon Climate Service