Mid and Upper-Columbia River Temperature Report for December 2018  
Generated Tue Jan 1 06:18:10 2019

  Chief Joseph Dam forebay (CHJ) Chief Joseph tailwater (CHQW)
Date Min Avg Max >68.05 Min Avg Max >68.05
Dec 1 52.0 52.2 52.4 0/24 --- --- --- 0/0
Dec 2 51.5 51.8 52.0 0/24 --- --- --- 0/0
Dec 3 51.0 51.3 51.5 0/24 --- --- --- 0/0
Dec 4 50.6 50.8 51.0 0/24 --- --- --- 0/0
Dec 5 50.1 50.3 50.6 0/24 --- --- --- 0/0
Dec 6 49.7 49.9 50.1 0/24 --- --- --- 0/0
Dec 7 49.5 49.6 49.7 0/23 --- --- --- 0/0
Dec 8 49.3 49.4 49.5 0/24 --- --- --- 0/0
Dec 9 49.0 49.2 49.3 0/24 --- --- --- 0/0
Dec 10 49.0 49.1 49.1 0/24 --- --- --- 0/0
Dec 11 48.8 48.9 49.0 0/24 --- --- --- 0/0
Dec 12 48.5 48.6 48.7 0/24 --- --- --- 0/0
Dec 13 48.3 48.3 48.4 0/24 --- --- --- 0/0
Dec 14 48.0 48.1 48.2 0/24 --- --- --- 0/0
Dec 15 47.9 48.0 48.1 0/24 --- --- --- 0/0
Dec 16 47.6 47.8 47.9 0/24 --- --- --- 0/0
Dec 17 47.6 47.6 47.6 0/24 --- --- --- 0/0
Dec 18 47.5 47.6 47.7 0/24 --- --- --- 0/0
Dec 19 47.2 47.3 47.5 0/24 --- --- --- 0/0
Dec 20 47.2 47.2 47.2 0/24 --- --- --- 0/0
Dec 21 46.9 47.1 47.2 0/24 --- --- --- 0/0
Dec 22 46.2 46.6 46.9 0/24 --- --- --- 0/0
Dec 23 45.9 46.0 46.2 0/24 --- --- --- 0/0
Dec 24 45.7 45.8 45.9 0/24 --- --- --- 0/0
Dec 25 45.1 45.3 45.7 0/24 --- --- --- 0/0
Dec 26 44.9 45.0 45.1 0/24 --- --- --- 0/0
Dec 27 44.7 44.9 45.0 0/24 --- --- --- 0/0
Dec 28 44.3 44.5 44.7 0/24 --- --- --- 0/0
Dec 29 44.2 44.3 44.3 0/24 --- --- --- 0/0
Dec 30 44.2 44.3 44.3 0/24 --- --- --- 0/0
Dec 31 43.8 44.0 44.2 0/24 --- --- --- 0/0
>68.05 0 0 0 0/
743		 0 0 0 0/
0

Temperature in Degrees Fahrenheit
<32 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 62 64 66 68 70 72 74 76 78 80 82 84 86 >86

Bold, red text denotes values above 68.05°F.
--- indicates No Data

NOTICE: This report is based on raw, unverified data.