The average growing degree days accumulated over the course of the year, with 25th to 75th and 10th to 90th percentile bands. Zillow Inc. 415 Congress St #202 Portland, ME 04101 (207) 220-3782 The listing broker's offer of compensation is made only to participants of the MLS where the listing is filed. . We base the humidity comfort level on the dew point, as it determines whether perspiration will evaporate from the skin, thereby cooling the body. Daily low temperatures decrease by 8F, from 25F to 17F, rarely falling below -7F or exceeding 37F. Sure, a Saturday morning right after a foot of fluffy snow is the best thing ever. Bangor experiences extreme seasonal variation in monthly snowfall. Names, locations, and time zones of places and some airports come from the GeoNames Geographical Database . All NOAA,