Lower Columbia River Temperature Report for August 2020  
Generated Tue Sep 1 06:18:05 2020

  McNary Dam forebay on Columbia R. (MCNA) McNary Dam tailwater on Columbia R. (MCPW) John Day Dam forebay (JDY) John Day Dam tailwater (JHAW) The Dalles Dam forebay on Columbia R. (TDA) The Dalles tailwater Downstream (TDDO) Bonneville Dam forebay (BON) Cascade Island (CCIW) Warrendale (WRNO) Camas / Washougal (CWMW) Pasco - Columbia Rivers (PAQW)
Date Min Avg Max >68.05 Min Avg Max >68.05 Min Avg Max >68.05 Min Avg Max >68.05 Min Avg Max >68.05 Min Avg Max >68.05 Min Avg Max >68.05 Min Avg Max >68.05 Min Avg Max >68.05 Min Avg Max >68.05 Min Avg Max >68.05
Aug 1 69.6 69.7 69.9 24/24 69.7 69.9 70.0 24/24 70.4 70.5 70.7 24/24 70.3 70.5 70.7 24/24 70.1 70.4 70.5 24/24 70.2 70.4 70.6 24/24 70.1 70.2 70.4 24/24 70.1 70.3 70.5 24/24 70.0 70.3 70.6 24/24 70.0 70.8 71.5 24/24 67.2 67.7 68.1 2/24
Aug 2 69.2 69.6 69.8 24/24 69.5 69.8 70.0 24/24 70.5 70.6 70.7 24/24 70.5 70.6 70.7 24/24 70.1 70.4 70.8 24/24 70.0 70.4 70.8 24/24 70.1 70.3 70.6 22/22 70.2 70.4 70.7 24/24 70.1 70.5 71.0 24/24 70.0 70.9 71.8 24/24 66.8 67.1 67.5 0/24
Aug 3 69.1 69.3 69.4 24/24 69.4 69.6 69.8 24/24 70.5 70.7 70.9 24/24 70.6 70.8 71.0 24/24 70.5 70.7 71.0 24/24 70.4 70.7 71.1 24/24 70.2 70.4 70.7 24/24 70.2 70.4 70.7 24/24 70.2 70.5 70.9 24/24 70.3 71.1 71.9 24/24 67.2 67.3 67.5 0/24
Aug 4 69.0 69.3 69.8 24/24 69.4 69.7 69.9 24/24 70.7 70.9 71.3 24/24 70.8 71.0 71.2 24/24 70.6 70.9 71.1 24/24 70.5 70.9 71.3 24/24 70.1 70.6 71.1 22/22 70.2 70.6 71.2 24/24 70.1 70.7 71.2 24/24 70.4 71.3 72.2 24/24 67.2 67.5 67.7 0/24
Aug 5 69.3 69.6 69.8 24/24 69.6 69.8 70.1 24/24 70.9 71.2 71.5 24/24 71.0 71.1 71.2 24/24 71.0 71.2 71.4 24/24 71.0 71.3 71.5 24/24 70.8 71.0 71.2 23/23 70.8 71.0 71.3 24/24 70.6 71.0 71.6 24/24 70.6 71.4 72.2 24/24 67.1 67.3 67.6 0/24
Aug 6 69.4 69.6 69.8 24/24 69.7 69.8 69.9 24/24 70.7 70.9 71.0 24/24 70.8 70.9 71.0 24/24 70.2 70.9 71.1 24/24 70.5 71.0 71.2 24/24 70.4 70.7 70.9 24/24 70.4 70.7 71.0 24/24 70.2 70.6 71.0 24/24 70.4 70.7 71.7 24/24 67.0 67.4 67.8 0/24
Aug 7 68.9 69.2 69.7 24/24 69.3 69.4 69.6 24/24 70.4 70.6 70.8 24/24 70.5 70.7 70.8 24/24 70.1 70.3 70.4 24/24 70.1 70.4 70.7 24/24 70.0 70.2 70.5 24/24 70.0 70.2 70.5 24/24 69.7 70.2 70.5 24/24 69.5 70.4 71.5 24/24 66.3 66.6 66.9 0/24
Aug 8 68.7 69.0 69.4 24/24 68.9 69.2 69.3 24/24 70.5 70.7 70.9 24/24 70.6 70.7 70.8 24/24 70.1 70.4 70.7 24/24 70.2 70.5 70.8 24/24 70.0 70.2 70.4 24/24 70.0 70.2 70.5 24/24 69.9 70.2 70.6 24/24 69.8 70.4 71.0 24/24 66.3 66.5 66.7 0/24
Aug 9 68.4 68.6 68.7 24/24 68.7 68.8 69.0 24/24 70.5 70.7 70.8 24/24 70.6 70.8 71.0 24/24 70.0 70.3 70.5 24/24 70.0 70.3 70.8 24/24 69.7 69.9 70.3 24/24 69.7 70.0 70.3 24/24 69.6 70.0 70.3 24/24 69.2 70.2 71.1 24/24 66.3 66.6 67.0 0/24
Aug 10 68.4 68.6 69.2 24/24 68.8 69.0 69.2 24/24 70.7 70.9 71.5 24/24 70.7 70.9 71.0 24/24 70.4 70.9 71.4 24/24 70.4 70.8 71.4 24/24 69.7 70.2 70.8 24/24 69.7 70.3 70.8 24/24 69.6 70.2 70.7 24/24 69.7 70.6 71.5 24/24 66.5 66.8 67.1 0/24
Aug 11 68.3 68.5 68.9 24/24 68.5 68.7 68.9 24/24 70.4 70.6 70.8 24/24 70.4 70.6 70.7 24/24 70.1 70.8 71.0 24/24 70.4 70.9 71.2 24/24 70.1 70.3 70.6 24/24 70.1 70.3 70.6 24/24 69.9 70.2 70.6 24/24 69.7 70.5 71.3 24/24 66.8 67.0 67.4 0/24
Aug 12 68.1 68.4 68.7 24/24 68.3 68.5 68.6 24/24 69.9 70.0 70.3 24/24 69.9 70.1 70.4 24/24 69.3 69.8 70.1 24/24 69.6 69.9 70.3 24/24 69.6 69.8 70.2 21/21 69.6 69.8 70.2 24/24 69.2 69.8 70.2 24/24 69.0 69.9 70.5 24/24 66.2 66.7 67.1 0/24
Aug 13 67.8 68.0 68.2 14/24 68.1 68.3 68.5 24/24 69.6 69.8 69.9 24/24 69.6 69.8 69.9 24/24 69.1 69.3 69.5 24/24 69.2 69.4 69.5 24/24 69.4 69.6 70.1 24/24 69.3 69.6 70.1 24/24 69.3 69.6 69.8 24/24 68.8 69.7 70.5 24/24 65.4 66.0 66.5 0/24
Aug 14 67.8 68.0 68.2 9/24 68.1 68.3 68.5 24/24 69.6 69.9 70.1 24/24 69.7 70.0 70.2 24/24 68.9 69.3 69.7 24/24 68.9 69.3 69.8 24/24 69.0 69.3 69.7 24/24 69.0 69.3 69.7 24/24 69.2 69.4 69.9 24/24 68.9 69.9 70.8 24/24 65.6 66.0 66.4 0/24
Aug 15 67.9 68.3 69.7 18/24 68.2 68.5 68.9 24/24 70.0 70.2 71.5 24/24 70.0 70.1 70.3 24/24 69.5 70.0 70.5 24/24 69.5 70.0 70.7 24/24 69.2 69.5 69.9 24/24 69.2 69.5 69.9 24/24 69.2 69.5 69.9 24/24 69.4 70.1 70.9 24/24 65.8 66.3 66.8 0/24
Aug 16 68.0 68.5 69.5 23/24 68.3 68.6 68.8 24/24 69.9 70.6 70.9 24/24 69.8 70.2 70.3 24/24 70.2 70.4 70.7 24/24 70.2 70.5 70.9 24/24 69.5 69.9 70.4 24/24 69.5 69.9 70.4 24/24 69.5 69.9 70.3 24/24 69.7 70.4 70.9 24/24 66.7 67.0 67.4 0/24
Aug 17 68.1 68.3 68.7 24/24 68.4 68.6 68.8 24/24 69.9 70.0 70.2 24/24 69.6 69.8 69.8 24/24 70.3 70.5 70.8 24/24 70.4 70.6 71.0 24/24 70.1 70.6 71.3 24/24 70.1 70.6 71.3 24/24 70.0 70.5 71.2 24/24 69.9 70.8 71.9 24/24 67.3 67.6 68.1 2/24
Aug 18 68.2 68.6 69.0 24/24 68.3 68.7 69.2 24/24 69.5 69.8 70.1 24/24 69.2 69.5 69.6 24/24 70.2 70.4 70.7 24/24 70.3 70.5 70.8 24/24 70.8 71.1 71.5 24/24 70.8 71.1 71.5 24/24 70.6 71.1 71.5 24/24 70.6 71.4 72.3 24/24 67.9 68.2 68.5 15/24
Aug 19 68.8 69.2 69.5 24/24 69.0 69.3 69.5 24/24 69.3 69.7 70.1 24/24 69.2 69.5 69.7 24/24 69.6 70.0 70.2 24/24 69.8 70.1 70.4 24/24 70.8 71.1 71.4 24/24 70.8 71.1 71.4 24/24 70.9 71.2 71.5 24/24 70.9 71.6 72.5 24/24 68.2 68.4 68.5 24/24
Aug 20 69.3 69.7 70.4 24/24 69.3 69.6 69.8 24/24 69.8 70.0 70.2 24/24 69.6 69.9 70.1 24/24 69.5 69.7 70.0 24/24 69.5 69.8 70.1 24/24 70.6 70.8 71.1 24/24 70.6 70.8 71.2 24/24 70.7 70.9 71.2 24/24 71.0 71.6 72.3 24/24 67.8 68.1 68.3 17/23
Aug 21 69.6 69.9 70.3 24/24 69.5 69.8 70.2 24/24 70.1 70.2 70.5 24/24 70.0 70.2 70.4 24/24 69.7 70.1 70.5 24/24 69.7 70.1 70.5 24/24 70.1 70.4 70.7 24/24 70.1 70.4 70.8 24/24 70.1 70.5 70.8 24/24 70.7 71.0 71.7 24/24 68.0 68.3 68.6 20/24
Aug 22 69.5 69.6 69.9 24/24 69.5 69.6 69.7 24/24 70.1 70.4 70.6 24/24 70.2 70.4 70.6 24/24 70.1 70.2 70.4 24/24 70.1 70.3 70.7 24/24 69.7 70.0 70.4 24/24 69.7 70.0 70.4 24/24 69.7 70.1 70.6 24/24 69.8 70.5 71.3 24/24 67.8 68.1 68.4 17/24
Aug 23 69.7 69.9 70.3 24/24 69.7 69.9 70.0 24/24 70.6 70.8 70.9 24/24 70.6 70.7 70.9 24/24 70.1 70.5 70.8 24/24 70.1 70.5 71.0 24/24 69.9 70.2 70.6 24/24 69.8 70.2 70.6 24/24 69.8 70.2 71.0 24/24 69.6 70.4 71.3 24/24 67.4 67.8 68.1 5/24
Aug 24 69.4 69.7 70.5 24/24 69.4 69.6 69.9 24/24 70.4 70.5 70.7 24/24 70.4 70.5 70.6 24/24 70.3 70.6 70.8 24/24 70.4 70.7 71.0 24/24 70.1 70.3 70.5 24/24 70.0 70.3 70.6 24/24 69.9 70.3 70.6 24/24 69.7 70.5 71.4 24/24 67.9 68.1 68.4 15/24
Aug 25 69.4 69.5 69.7 24/24 69.3 69.5 69.7 24/24 70.2 70.4 70.5 24/24 70.3 70.5 70.6 24/24 70.0 70.2 70.5 24/24 70.1 70.3 70.5 24/24 69.7 70.0 70.4 24/24 69.6 70.0 70.3 24/24 69.7 70.0 70.2 24/24 69.6 70.3 70.9 24/24 67.8 68.3 68.8 15/24
Aug 26 69.1 69.2 69.5 24/24 69.1 69.3 69.4 24/24 70.1 70.4 70.6 24/24 70.3 70.5 70.6 24/24 69.9 70.1 70.3 24/24 69.9 70.2 70.5 24/24 69.7 70.1 70.4 24/24 69.7 70.0 70.4 24/24 69.8 70.0 70.2 24/24 69.5 70.2 71.0 24/24 68.0 68.5 68.8 23/24
Aug 27 69.0 69.3 69.7 24/24 69.1 69.3 69.4 24/24 70.3 70.5 70.7 24/24 70.5 70.6 70.8 24/24 70.0 70.3 70.5 24/24 69.9 70.2 70.6 24/24 69.7 70.0 70.4 24/24 69.7 70.0 70.4 24/24 69.8 70.0 70.4 24/24 69.5 70.3 71.0 24/24 67.9 68.3 68.6 19/24
Aug 28 69.5 69.8 70.2 24/24 69.3 69.6 69.9 24/24 70.5 70.7 70.9 24/24 70.6 70.8 70.9 24/24 70.1 70.4 70.7 24/24 70.1 70.4 70.8 24/24 69.5 69.9 70.2 24/24 69.5 69.9 70.2 24/24 69.6 69.9 70.3 24/24 69.6 70.3 70.9 24/24 67.8 68.2 68.4 17/24
Aug 29 69.5 69.8 70.1 24/24 69.3 69.6 69.9 24/24 70.5 70.7 70.8 24/24 70.6 70.7 70.8 24/24 70.1 70.4 70.7 24/24 70.2 70.4 70.6 24/24 69.6 69.9 70.2 24/24 69.6 69.8 70.2 24/24 69.2 69.8 70.2 24/24 69.5 70.0 70.7 24/24 67.8 68.0 68.3 13/24
Aug 30 69.2 69.4 69.5 24/24 69.1 69.2 69.5 24/24 70.2 70.4 70.5 24/24 70.4 70.5 70.6 24/24 69.6 69.8 70.1 24/24 69.7 69.9 70.2 24/24 69.1 69.3 69.9 24/24 69.1 69.3 69.8 24/24 68.9 69.3 69.7 24/24 68.8 69.4 70.0 24/24 67.2 67.5 67.9 0/24
Aug 31 69.1 69.2 69.4 24/24 69.0 69.1 69.3 24/24 70.1 70.2 70.3 24/24 70.2 70.3 70.4 24/24 69.3 69.7 70.1 24/24 69.3 69.6 69.9 24/24 68.7 68.9 69.3 24/24 68.7 68.9 69.2 24/24 68.6 68.9 69.1 24/24 68.8 69.4 69.9 24/24 67.1 67.4 67.7 0/24
>68.05 27 29 31 712/
744
31 31 31 744/
744
31 31 31 744/
744
31 31 31 744/
744
31 31 31 744/
744
31 31 31 744/
744
31 31 31 736/
736
31 31 31 744/
744
31 31 31 744/
744
31 31 31 744/
744
1 10 14 204/
743

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.