Mid and Upper-Columbia River Temperature Report for July 2020  
Generated Sat Aug 1 06:18:17 2020

  Chief Joseph Dam forebay (CHJ) Chief Joseph tailwater (CHQW)
Date Min Avg Max >68.05 Min Avg Max >68.05
Jul 1 55.9 56.8 57.6 0/24 56.1 56.8 57.4 0/24
Jul 2 56.5 57.0 57.3 0/24 56.7 57.0 57.3 0/24
Jul 3 56.8 57.1 57.4 0/24 56.9 57.1 57.3 0/24
Jul 4 57.1 57.5 58.1 0/24 57.1 57.3 57.7 0/24
Jul 5 57.7 57.8 58.0 0/24 57.5 57.8 58.0 0/24
Jul 6 57.6 57.8 58.1 0/24 57.5 57.8 58.1 0/24
Jul 7 58.1 58.3 58.6 0/24 58.0 58.1 58.4 0/24
Jul 8 58.3 58.8 59.4 0/24 58.0 58.6 59.0 0/24
Jul 9 58.5 58.9 59.3 0/24 58.3 58.5 58.7 0/24
Jul 10 58.9 59.3 59.6 0/24 58.5 58.9 59.2 0/24
Jul 11 59.1 59.4 59.7 0/24 58.8 59.1 59.4 0/24
Jul 12 58.9 59.3 59.7 0/24 58.7 59.0 59.2 0/24
Jul 13 59.2 59.8 60.7 0/24 58.9 59.3 59.8 0/24
Jul 14 59.0 59.4 59.9 0/24 58.7 59.0 59.2 0/24
Jul 15 59.2 59.6 60.1 0/24 58.7 59.1 59.4 0/24
Jul 16 59.7 60.1 60.5 0/24 59.1 59.7 60.0 0/24
Jul 17 60.1 60.6 61.3 0/24 59.8 60.1 60.5 0/24
Jul 18 60.4 60.8 61.3 0/24 60.0 60.4 60.7 0/24
Jul 19 60.1 60.4 60.9 0/24 59.7 59.9 60.4 0/24
Jul 20 60.0 60.5 61.1 0/24 59.7 60.0 60.3 0/24
Jul 21 60.1 60.7 61.2 0/24 59.9 60.4 60.7 0/24
Jul 22 60.4 60.8 61.2 0/24 60.3 60.5 60.8 0/24
Jul 23 60.7 61.1 61.9 0/24 60.4 60.8 61.1 0/24
Jul 24 60.6 61.0 61.5 0/24 60.5 60.7 61.0 0/24
Jul 25 60.7 61.0 61.2 0/24 60.5 60.7 60.8 0/24
Jul 26 60.8 61.0 61.2 0/24 60.5 60.6 60.8 0/24
Jul 27 60.5 60.9 61.6 0/24 60.4 60.6 60.8 0/24
Jul 28 60.8 61.2 61.5 0/24 60.7 60.9 61.1 0/24
Jul 29 60.9 61.3 61.8 0/24 60.6 60.9 61.3 0/24
Jul 30 61.1 61.5 62.0 0/24 60.9 61.2 61.5 0/24
Jul 31 61.1 61.6 62.0 0/24 61.0 61.3 61.6 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.