Parameter Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Mean Temperature(F)
Maximum 40.9 44.4 50.2 56.7 63.5 72.9 82.0 82.8 73.8 62.6 47.1 41.0 60.0
Minimum 21.8 24.2 26.5 28.9 32.7 38.4 41.9 42.0 36.3 30.7 26.6 22.1 31.3
Mean 31.3 34.3 38.4 42.8 47.9 55.7 62.0 62.4 55.2 46.6 36.9 31.6 45.7
Extreme Temperature(F)
Maximum 66 74 76 84 96 98 102 104 99 89 73 69 102
Minimum -24 -18 3 11 11 19 25 28 15 0 -14 -29 -18
Precipitation(inches)
Monthly mean 1.58 1.15 1.24 1.20 1.42 0.98 0.57 0.72 0.60 0.90 1.82 1.24 12.76
Extreme 24 hr 1.98 0.93 0.90 1.49 1.66 1.13 1.10 1.33 1.63 1.38 2.75 1.20 1.66
Snowfall(inches)
Monthly mean 6.47 4.53 3.19 1.15 .30 .00 .00 .00 .00 .64 4.13 5.35 27.69
Average number of days
Temperature
Maximum 90 or more .0 .0 .0 .0 .2 1.1 6.9 7.8 .7 .0 .0 .0 15.5
Maximum 32 or less 5.5 2.5 .2 .0 .0 .0 .0 .0 .0 .1 1.5 4.9 14.0
Minimum 32 or less 25.2 23.6 24.9 20.5 14.8 6.1 2.1 1.3 8.1 18.1 21.6 25.4 187.4
Minimum 0 or less 1.7 .8 .0 .0 .0 .0 .0 .0 .0 .0 .5 1.2 3.4
Precipitation
.01 inches or more 8.1 7.8 8.2 7.3 6.8 4.7 3.0 2.9 3.2 5.8 10.3 7.2 74.6
.10 inches or more 5.0 4.4 4.9 4.6 4.7 3.1 1.7 2.0 2.1 3.5 5.2 4.2 43.0
.50 inches or more .8 .3 .2 .4 .7 .3 .3 .4 .2 .2 .7 .5 4.7
1.00 inches or more .0 .0 .0 .0 .2 .1 .1 .1 .1 .0 .2 .1 1.0
Degree Days
Heating days @ 65 1043.6 866.9 826.0 666.0 531.5 289.8 137.8 125.5 299.4 571.5 843.4 1036.2 7130.5
Growing days @ 50 .2 1.0 2.3 18.2 65.9 193.8 373.3 384.6 185.0 49.0 3.9 .5 1298.9