Lower Columbia River Temperature Report for August 2019  
Generated Sun Sep 1 06:18:16 2019

  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 69.7 70.0 70.4 24/24 69.7 70.0 70.2 24/24 70.2 70.4 70.9 24/24 70.3 70.5 70.7 24/24 70.2 70.6 70.9 24/24 70.3 70.7 71.2 24/24 70.3 70.7 71.3 24/24 70.3 70.7 71.2 24/24 70.3 70.7 71.4 24/24 70.2 71.2 72.3 24/24 67.7 68.0 68.5 11/24
Aug 2 69.6 70.0 70.9 24/24 69.7 70.0 70.2 24/24 70.5 70.7 71.0 24/24 70.7 70.8 71.0 24/24 70.5 70.8 71.1 24/24 70.6 70.9 71.2 24/24 70.5 70.8 71.1 24/24 70.5 70.8 71.1 24/24 70.6 70.9 71.2 24/24 70.7 71.2 71.9 24/24 68.1 68.4 68.6 24/24
Aug 3 69.4 69.9 72.3 24/24 69.6 70.0 70.3 24/24 70.8 71.1 71.8 24/24 70.9 71.2 71.9 24/24 70.7 71.0 71.3 24/24 70.8 71.2 71.6 24/24 70.7 71.2 71.7 24/24 70.7 71.1 71.7 24/24 70.8 71.2 71.8 24/24 70.6 71.4 72.5 24/24 68.4 68.6 68.9 24/24
Aug 4 69.9 70.3 71.3 24/24 70.1 70.2 70.4 24/24 71.3 71.7 72.2 24/24 71.6 71.9 72.2 24/24 71.1 71.5 71.9 24/24 71.2 71.7 72.2 24/24 71.2 71.5 72.1 24/24 71.1 71.5 72.0 24/24 71.2 71.6 72.0 24/24 71.0 72.0 73.2 24/24 68.5 68.7 68.9 24/24
Aug 5 70.1 70.3 70.8 24/24 69.9 70.2 70.6 24/24 71.8 72.2 73.7 24/24 71.8 72.0 72.3 24/24 71.6 72.0 72.3 24/24 71.7 72.2 72.6 24/24 71.5 71.9 72.4 24/24 71.5 71.9 72.4 24/24 71.6 72.0 72.5 24/24 71.5 72.5 73.3 24/24 68.6 69.1 69.6 24/24
Aug 6 70.2 70.8 71.3 24/24 70.4 70.6 70.9 24/24 71.8 72.1 72.3 24/24 71.8 71.9 72.1 24/24 72.0 72.3 72.7 24/24 72.1 72.5 72.9 24/24 71.7 72.1 72.5 24/24 71.7 72.0 72.5 24/24 71.9 72.1 72.4 24/24 71.7 72.6 73.4 24/24 69.2 69.4 69.8 24/24
Aug 7 70.6 71.1 71.7 24/24 70.7 70.9 71.0 24/24 71.8 72.1 72.4 24/24 71.7 71.8 72.1 24/24 71.9 72.2 72.5 24/24 72.1 72.4 72.8 24/24 71.9 72.1 72.4 24/24 71.8 72.1 72.4 24/24 71.9 72.1 72.3 24/24 71.6 72.1 73.0 24/24 69.4 69.6 69.7 24/24
Aug 8 70.8 71.0 71.3 24/24 70.9 71.0 71.1 24/24 71.8 72.2 72.6 24/24 71.6 71.9 72.2 24/24 71.3 71.7 72.0 24/24 71.7 72.0 72.2 24/24 71.8 71.9 72.4 24/24 71.8 71.9 72.3 24/24 71.7 71.9 72.2 24/24 71.4 71.8 72.2 24/24 69.1 69.5 69.7 24/24
Aug 9 70.8 70.9 71.3 24/24 70.8 71.0 71.4 24/24 72.1 72.4 72.9 24/24 72.0 72.3 72.5 24/24 71.2 71.4 71.7 24/24 71.3 71.6 71.8 24/24 71.4 71.6 71.8 24/24 71.4 71.6 71.8 24/24 71.3 71.5 71.7 24/24 71.1 71.7 72.3 24/24 68.6 69.0 69.5 24/24
Aug 10 70.8 71.1 71.3 24/24 70.9 71.1 71.3 24/24 72.2 72.3 72.7 24/24 72.2 72.3 72.5 24/24 71.4 71.9 72.5 24/24 71.5 71.9 72.4 24/24 71.3 71.5 71.8 24/24 71.4 71.5 71.8 24/24 71.3 71.6 71.9 24/24 71.1 71.7 72.2 24/24 69.2 69.6 69.8 24/24
Aug 11 70.4 70.7 71.0 24/24 70.3 70.7 70.9 24/24 71.9 72.0 72.2 24/24 72.0 72.1 72.2 24/24 71.7 71.9 72.1 24/24 71.9 72.1 72.3 24/24 70.9 71.1 71.4 24/24 70.9 71.1 71.5 24/24 70.9 71.1 71.3 24/24 70.9 71.4 72.0 24/24 69.4 69.7 70.0 24/24
Aug 12 70.1 70.3 70.5 22/22 70.2 70.4 70.7 24/24 71.8 71.9 72.0 24/24 71.9 72.0 72.1 24/24 71.2 71.5 71.9 24/24 71.5 71.7 71.9 24/24 70.8 71.0 71.4 24/24 70.8 71.0 71.4 24/24 70.6 71.0 71.6 24/24 70.8 71.4 72.1 24/24 69.0 69.3 69.6 24/24
Aug 13 70.1 70.3 70.7 24/24 70.2 70.5 70.9 24/24 71.8 72.0 72.3 24/24 71.8 72.0 72.2 24/24 71.4 71.9 72.4 24/24 71.5 71.9 72.4 24/24 71.1 71.5 72.2 24/24 71.1 71.5 72.2 24/24 71.0 71.4 72.0 24/24 71.1 71.8 72.4 24/24 69.0 69.4 69.7 24/24
Aug 14 70.5 70.8 71.2 24/24 70.6 70.8 70.9 24/24 71.9 72.0 72.2 24/24 71.8 71.9 72.1 24/24 71.7 72.0 72.4 24/24 71.9 72.2 72.4 24/24 71.9 72.1 72.3 24/24 72.0 72.2 72.3 24/24 71.7 72.1 72.7 24/24 71.4 72.3 73.1 24/24 69.4 69.8 70.1 24/24
Aug 15 70.5 70.7 71.2 24/24 70.6 70.8 71.0 24/24 71.7 71.9 72.1 24/24 71.7 71.8 72.0 24/24 71.7 71.9 72.3 24/24 71.7 72.0 72.3 24/24 71.5 71.8 72.2 24/24 71.5 71.8 72.2 24/24 71.5 71.9 72.3 24/24 71.7 72.2 72.9 24/24 69.7 70.1 70.5 24/24
Aug 16 70.6 70.7 70.8 24/24 70.6 70.8 71.1 24/24 71.8 71.9 72.1 24/24 71.8 71.9 72.0 24/24 71.0 71.5 71.7 24/24 71.4 71.6 72.0 24/24 71.4 71.6 71.9 24/24 71.4 71.6 71.9 24/24 71.1 71.5 72.0 24/24 71.2 71.7 72.2 24/24 69.4 69.7 70.1 24/24
Aug 17 70.8 70.9 71.1 24/24 70.6 71.0 71.3 24/24 71.5 71.7 71.8 24/24 71.6 71.7 71.8 24/24 70.5 70.8 71.1 24/24 70.7 70.9 71.3 24/24 70.7 71.0 71.4 24/24 70.7 71.0 71.4 24/24 70.7 71.0 71.3 24/24 70.9 71.2 71.7 24/24 68.8 69.2 69.4 24/24
Aug 18 71.0 71.1 71.3 24/24 70.9 71.2 71.6 24/24 71.4 71.6 71.8 24/24 71.6 71.7 71.8 24/24 70.6 71.0 71.5 24/24 70.7 71.0 71.2 24/24 70.4 70.6 70.7 24/24 70.4 70.6 70.7 24/24 70.3 70.6 71.1 24/24 70.3 70.9 71.4 24/24 68.6 69.0 69.4 24/24
Aug 19 70.6 70.9 71.1 24/24 70.9 71.1 71.3 24/24 71.4 71.6 71.8 24/24 71.5 71.7 71.8 24/24 70.8 71.2 71.5 24/24 71.0 71.2 71.3 24/24 70.2 70.4 70.7 24/24 70.2 70.5 70.7 24/24 70.0 70.5 71.0 24/24 70.4 70.9 71.4 24/24 68.9 69.4 70.0 24/24
Aug 20 70.3 70.5 70.6 24/24 70.7 70.9 71.0 24/24 71.6 71.7 71.9 24/24 71.7 71.7 71.9 24/24 71.0 71.4 71.9 24/24 71.2 71.4 71.7 24/24 70.3 70.6 70.8 24/24 70.3 70.6 70.8 24/24 70.2 70.5 70.9 24/24 70.4 71.0 71.6 24/24 69.5 69.7 70.0 24/24
Aug 21 70.2 70.5 71.0 24/24 70.3 70.7 71.0 24/24 71.5 71.6 71.7 24/24 71.5 71.7 71.7 24/24 71.2 71.5 71.7 24/24 71.4 71.6 71.7 24/24 70.5 70.6 70.8 23/23 70.5 70.7 70.8 24/24 70.2 70.5 70.6 24/24 70.3 70.7 71.4 24/24 69.1 69.4 69.7 24/24
Aug 22 70.7 70.8 71.2 24/24 70.7 70.9 71.2 24/24 71.4 71.5 71.7 24/24 71.5 71.6 71.7 24/24 70.8 71.1 71.2 24/24 71.0 71.2 71.5 24/24 70.3 70.5 70.8 24/24 70.3 70.5 70.8 24/24 70.2 70.4 70.7 24/24 69.5 70.3 71.1 24/24 68.6 68.9 69.2 24/24
Aug 23 70.4 70.7 70.9 24/24 70.6 70.8 71.0 24/24 71.3 71.5 71.6 24/24 71.5 71.6 71.7 24/24 70.8 71.1 71.5 24/24 70.7 71.2 71.6 24/24 70.3 70.7 71.1 24/24 70.3 70.7 71.1 24/24 70.2 70.6 71.0 24/24 69.7 70.6 71.6 24/24 68.8 69.1 69.3 24/24
Aug 24 70.0 70.3 70.7 24/24 70.1 70.4 70.6 24/24 71.4 71.4 71.5 24/24 71.5 71.6 71.7 24/24 70.9 71.2 71.6 24/24 71.0 71.3 71.6 24/24 70.7 70.8 71.1 24/24 70.7 70.8 71.1 24/24 70.5 70.8 71.4 24/24 70.2 71.0 71.5 24/24 68.8 69.0 69.3 24/24
Aug 25 70.0 70.1 70.3 24/24 70.0 70.2 70.5 24/24 71.3 71.3 71.4 24/24 71.4 71.5 71.5 24/24 70.7 70.9 71.1 24/24 70.9 71.1 71.4 24/24 70.4 70.6 70.9 24/24 70.4 70.6 70.9 24/24 70.3 70.6 71.1 24/24 70.3 70.9 71.3 24/24 68.7 69.1 69.5 24/24
Aug 26 70.2 70.3 70.4 24/24 70.0 70.4 70.8 24/24 71.1 71.3 71.6 24/24 71.3 71.5 71.7 24/24 70.4 70.7 70.9 24/24 70.7 70.9 71.1 24/24 70.2 70.4 70.7 24/24 70.2 70.5 70.7 24/24 69.8 70.4 71.1 24/24 70.3 70.8 71.2 24/24 68.8 69.1 69.3 24/24
Aug 27 70.4 70.8 71.4 24/24 70.5 70.7 71.0 24/24 71.5 71.9 72.6 24/24 71.6 71.8 72.1 24/24 70.7 71.0 71.4 24/24 70.9 71.2 71.5 24/24 70.0 70.4 70.7 24/24 70.0 70.4 70.7 24/24 69.6 70.2 71.3 24/24 69.8 70.5 71.1 24/24 68.4 68.6 69.0 24/24
Aug 28 70.3 70.5 71.3 24/24 70.3 70.7 71.0 24/24 71.7 71.9 72.1 24/24 71.7 71.9 72.3 24/24 71.1 71.4 71.9 24/24 71.3 71.6 71.9 24/24 70.3 70.6 71.0 24/24 70.3 70.6 71.0 24/24 69.4 70.4 71.0 24/24 69.6 70.5 71.2 24/24 68.4 68.9 69.4 24/24
Aug 29 70.3 70.6 70.9 24/24 70.6 70.7 70.9 24/24 71.5 71.6 71.9 24/24 71.5 71.7 71.9 24/24 71.5 71.7 72.0 24/24 71.7 71.9 72.1 24/24 70.8 71.1 71.3 24/24 70.8 71.0 71.3 24/24 70.8 71.0 71.3 24/24 70.8 71.3 71.7 24/24 69.0 69.2 69.4 24/24
Aug 30 70.2 70.4 70.6 24/24 70.5 70.6 70.8 24/24 71.4 71.6 71.8 24/24 71.5 71.6 71.7 24/24 71.4 71.6 71.7 24/24 71.6 71.8 72.0 24/24 71.1 71.3 71.5 24/24 71.0 71.3 71.5 24/24 71.0 71.3 71.9 24/24 70.9 71.5 72.1 24/24 68.8 69.2 69.7 24/24
Aug 31 70.1 70.3 70.6 24/24 70.4 70.6 70.8 24/24 71.5 71.7 71.9 24/24 71.6 71.7 71.8 24/24 71.3 71.6 71.9 24/24 71.4 71.6 71.9 24/24 71.3 71.5 71.9 24/24 71.2 71.5 71.8 24/24 71.2 71.5 72.0 24/24 71.1 71.8 72.5 24/24 69.1 69.2 69.6 24/24
>68.05 31 31 31 742/
742
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 31 743/
743
31 31 31 744/
744
31 31 31 744/
744
31 31 31 744/
744
30 30 31 731/
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.