Washington: Temperature Extremes

Updated February 21, 2017 | Factmonster Staff
MonthMaximum
°F
YearPlaceMinimum
°F
YearPlace
Jan. 741940Darrington*–421937Deer Park
Feb.831895Centerville–401933Deer Park
March881910Kennewick–251955Stockdill Ranch
April1031934Wahluke–71936Lake Keechelus
May1071986Dallesport111954Republic
June1121961John Day Dam201976Ranier Paradise Ranger Station
July1181928Wahluke222000Ranier Paradise Ranger Station
Aug.1181961Ice Harbor Dam201896Cascade Tunnel
Sept.1112000Mt. Adams RGR*111934Newport
Oct.991987Glenoma–51935Bumping Lake*
Nov.831949Kosmos–291896Ellensburg
Dec.741939Sedro Wooley–481968Mazama*
*Also on earlier dates at the same time or other places.
Sources +