Mid and Upper-Columbia River Temperature Report for September 2021  
Generated 2021-10-01 06:18:04

  Chief Joseph Dam forebay (CHJ) Chief Joseph tailwater (CHQW)
Date Min Avg Max >68.05 Min Avg Max >68.05
09 01 66.5 66.7 67.0 0/24 66.1 66.4 66.6 0/24
09 02 66.2 66.3 66.5 0/24 65.8 66.0 66.2 0/24
09 03 66.0 66.3 66.5 0/24 65.7 66.0 66.3 0/24
09 04 66.1 66.4 66.6 0/21 65.9 66.1 66.5 0/24
09 05 66.1 66.4 66.9 0/24 65.9 66.1 66.5 0/24
09 06 66.3 66.7 67.1 0/24 65.9 66.1 66.5 0/24
09 07 66.3 66.7 67.0 0/20 66.0 66.2 66.6 0/24
09 08 66.2 66.6 66.9 0/24 65.8 66.2 66.5 0/24
09 09 66.1 66.3 66.8 0/24 65.5 65.9 66.3 0/24
09 10 66.2 66.4 66.6 0/24 65.9 66.0 66.1 0/24
09 11 66.2 66.4 67.0 0/24 65.9 66.1 66.5 0/24
09 12 66.0 66.2 66.4 0/24 65.6 66.0 66.5 0/24
09 13 65.7 66.0 66.4 0/24 65.4 65.7 66.0 0/24
09 14 65.8 65.9 66.1 0/24 65.4 65.6 65.9 0/24
09 15 65.6 65.9 66.2 0/24 65.3 65.6 65.9 0/24
09 16 65.4 65.6 65.8 0/24 65.2 65.5 65.9 0/24
09 17 64.7 65.0 65.4 0/24 64.7 64.9 65.1 0/24
09 18 64.6 64.7 64.7 0/24 64.5 64.6 64.7 0/24
09 19 64.4 64.5 64.8 0/22 64.3 64.5 64.9 0/24
09 20 64.0 64.4 64.6 0/24 63.9 64.1 64.6 0/24
09 21 63.9 64.2 64.5 0/24 63.7 64.0 64.4 0/24
09 22 63.9 64.0 64.2 0/24 63.7 63.9 64.1 0/24
09 23 63.8 64.0 64.3 0/24 63.6 63.8 64.1 0/20
09 24 63.8 64.0 64.4 0/24 63.4 63.8 64.0 0/24
09 25 64.2 64.5 65.2 0/24 64.0 64.3 64.7 0/24
09 26 64.5 64.6 64.8 0/24 64.1 64.3 64.6 0/24
09 27 64.3 64.4 64.5 0/24 64.1 64.2 64.3 0/24
09 28 64.1 64.2 64.4 0/24 63.8 64.0 64.3 0/24
09 29 63.9 64.0 64.1 0/24 63.7 63.8 64.0 0/24
09 30 63.7 63.8 63.9 0/24 63.5 63.7 63.9 0/24
>68.05 0 0 0 0/
711
0 0 0 0/
716

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

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

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