Mid and Upper-Columbia River Temperature Report for August 2018  
Generated Sat Sep 1 06:18:15 2018

  Chief Joseph Dam forebay (CHJ) Chief Joseph tailwater (CHQW)
Date Min Avg Max >68.05 Min Avg Max >68.05
Aug 1 64.1 64.9 66.0 0/24 63.7 64.4 65.2 0/24
Aug 2 64.8 65.7 66.4 0/24 64.2 65.1 65.7 0/24
Aug 3 65.1 65.9 66.5 0/24 64.4 65.1 65.6 0/24
Aug 4 64.4 65.0 66.0 0/24 63.5 64.1 64.8 0/24
Aug 5 63.8 64.2 64.8 0/24 63.1 63.5 64.0 0/24
Aug 6 64.4 64.8 65.1 0/24 63.5 64.0 64.4 0/24
Aug 7 64.3 64.8 65.3 0/24 63.6 64.1 64.7 0/24
Aug 8 64.2 64.7 65.3 0/24 63.8 64.2 64.8 0/24
Aug 9 64.9 65.4 66.2 0/24 64.4 64.9 65.6 0/24
Aug 10 65.5 66.0 66.5 0/24 64.9 65.4 65.8 0/24
Aug 11 65.4 66.1 66.4 0/24 65.0 65.6 66.0 0/24
Aug 12 66.0 66.5 67.0 0/24 65.1 65.8 66.4 0/24
Aug 13 65.4 66.0 66.5 0/24 64.7 65.2 65.7 0/24
Aug 14 64.7 65.0 65.9 0/24 64.2 64.5 64.9 0/24
Aug 15 64.5 65.1 65.5 0/24 64.1 64.6 65.1 0/24
Aug 16 64.7 65.4 66.0 0/24 64.6 65.1 65.7 0/24
Aug 17 65.3 65.8 66.2 0/24 65.0 65.4 65.9 0/24
Aug 18 65.4 66.0 66.5 0/24 65.3 65.7 66.2 0/24
Aug 19 65.6 65.9 66.4 0/24 65.3 65.7 66.1 0/24
Aug 20 65.1 65.6 65.9 0/24 65.0 65.3 65.7 0/24
Aug 21 64.9 65.6 66.2 0/24 64.9 65.4 65.9 0/24
Aug 22 65.6 66.0 66.3 0/24 65.3 65.8 66.1 0/24
Aug 23 66.1 66.3 66.6 0/24 66.0 66.2 66.5 0/24
Aug 24 66.7 66.8 67.0 0/24 66.4 66.6 66.8 0/24
Aug 25 66.4 66.8 67.0 0/24 66.1 66.6 66.9 0/24
Aug 26 66.5 66.6 66.8 0/24 66.2 66.5 66.8 0/24
Aug 27 66.2 66.5 66.9 0/24 66.1 66.4 66.6 0/24
Aug 28 66.1 66.3 66.7 0/24 65.9 66.1 66.3 0/24
Aug 29 65.9 66.2 66.5 0/24 65.6 65.9 66.1 0/24
Aug 30 66.4 66.8 67.1 0/24 66.2 66.6 66.9 0/24
Aug 31 66.8 67.1 67.4 0/24 66.5 66.8 67.1 0/24
>68.05 0 0 0 0/
744
0 0 0 0/
744

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.