Daily high temp in the graph below is shown above the afternoon average (noon - 6pm). Daily low temp is shown below the night average (midnight - 6am). The high and low usually occur during those time periods, but not always. For example, on the 22nd, the high temp of 32.5 occurred just after midnight and temps dropped the rest of the day. On the 12th, temps declined in the morning and afternoon to a low temp of 10.0 around 6pm after which the wind picked up and temps rose.
Our high for the month was 52.5 on the 3rd and our low was -4.4 on the 17th. The average temp for the month was 25.7, over 4 degrees below the normal of 29.8, but well above the record low December of 1989 in nearby Portland, when the average temp was 14.1 there according to the National Weather Service.
Our high for the month was 52.5 on the 3rd and our low was -4.4 on the 17th. The average temp for the month was 25.7, over 4 degrees below the normal of 29.8, but well above the record low December of 1989 in nearby Portland, when the average temp was 14.1 there according to the National Weather Service.