Lower Columbia River Temperature Report for July 2024  
Generated 2024-07-27 06:27:07

  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
07 01 63.5 63.9 64.1 0/24 63.7 64.2 64.6 0/24 64.7 65.0 65.3 0/24 65.0 65.2 65.5 0/24 64.8 65.2 65.5 0/24 65.0 65.3 65.8 0/24 64.8 65.3 66.0 0/24 64.9 65.4 66.1 0/24 64.9 65.3 65.9 0/24 --- --- --- 0/0 62.3 62.6 63.0 0/24
07 02 63.6 63.8 64.1 0/24 64.1 64.3 64.6 0/24 65.2 65.3 65.6 0/24 65.4 65.5 65.7 0/24 65.3 65.5 65.7 0/24 65.4 65.7 66.0 0/24 65.4 65.6 65.8 0/24 65.5 65.7 65.9 0/24 65.4 65.8 66.0 0/24 --- --- --- 0/0 62.7 63.0 63.5 0/24
07 03 63.7 64.1 64.6 0/24 64.1 64.7 65.3 0/24 65.3 65.5 65.8 0/23 65.6 65.7 65.9 0/24 65.3 65.6 65.9 0/24 65.5 65.8 66.3 0/24 65.2 65.5 65.8 0/24 65.3 65.6 65.9 0/24 65.2 65.5 65.9 0/24 --- --- --- 0/0 62.9 63.2 63.5 0/24
07 04 64.3 64.6 65.0 0/24 65.1 65.4 65.9 0/24 65.7 66.1 67.0 0/24 65.8 66.4 67.2 0/24 65.7 66.1 66.3 0/24 65.8 66.3 66.8 0/24 65.5 65.9 66.6 0/24 65.6 66.0 66.7 0/24 65.5 66.0 66.6 0/24 --- --- --- 0/0 62.5 62.7 63.2 0/24
07 05 64.7 65.2 65.7 0/24 65.4 65.7 65.9 0/24 66.5 66.9 67.9 0/24 66.8 67.1 67.5 0/24 66.3 66.8 67.2 0/24 66.4 67.0 67.6 0/24 66.4 66.8 67.4 0/24 66.5 66.9 67.5 0/24 66.3 66.8 67.6 0/24 --- --- --- 0/0 62.9 63.0 63.6 0/24
07 06 65.0 65.1 65.4 0/24 65.7 65.9 66.2 0/24 67.1 67.5 68.1 1/24 67.1 67.4 67.8 0/24 67.2 67.4 67.6 0/24 67.3 67.7 68.1 4/24 67.1 67.5 68.0 0/24 67.2 67.6 68.1 2/24 67.1 67.6 68.2 5/24 --- --- --- 0/0 63.5 64.0 64.5 0/24
07 07 64.8 65.2 65.8 0/24 65.7 65.9 66.1 0/24 67.3 67.5 67.8 0/24 67.0 67.3 67.5 0/24 67.4 67.7 68.2 5/24 67.5 68.0 68.6 11/24 67.6 68.1 68.7 11/24 67.7 68.2 68.8 12/24 67.6 68.1 68.7 12/24 --- --- --- 0/0 64.3 64.5 64.8 0/24
07 08 65.2 65.8 66.4 0/24 65.8 66.4 67.2 0/24 67.6 68.4 69.8 16/24 67.2 67.9 69.1 7/24 67.4 67.7 68.0 0/24 67.7 68.0 68.5 11/24 68.2 68.7 69.3 24/24 68.3 68.8 69.4 24/24 68.4 68.8 69.3 24/24 --- --- --- 0/0 64.5 64.7 65.0 0/24
07 09 66.2 66.9 67.8 0/24 66.8 67.2 67.7 0/24 68.7 69.7 70.8 24/24 68.3 69.0 70.2 24/24 67.7 68.1 68.4 15/24 67.9 68.4 68.8 17/24 68.7 69.1 69.7 24/24 68.8 69.2 69.8 24/24 68.7 69.2 69.8 24/24 --- --- --- 0/0 64.9 65.0 65.4 0/24
07 10 66.9 67.2 67.7 0/24 67.3 67.5 67.6 0/24 68.1 69.0 70.2 24/24 68.1 68.6 69.7 24/24 68.5 68.8 69.0 24/24 68.6 69.0 69.4 24/24 69.0 69.1 69.2 24/24 69.1 69.2 69.3 24/24 69.0 69.3 69.7 24/24 --- --- --- 0/0 65.4 65.5 65.7 0/24
07 11 66.8 67.0 67.1 0/24 67.1 67.5 67.9 0/24 68.8 69.5 69.9 24/24 68.4 68.9 69.4 24/24 68.4 68.6 68.8 24/24 68.6 68.9 69.2 24/24 68.7 68.9 69.3 24/24 68.8 69.0 69.4 24/24 68.7 69.0 69.3 24/24 --- --- --- 0/0 65.5 65.8 66.1 0/24
07 12 67.1 67.4 67.7 0/24 67.4 68.0 68.4 13/24 69.3 69.5 69.7 24/24 69.0 69.2 69.5 24/24 68.3 68.9 69.5 24/24 68.4 69.0 69.6 24/24 68.7 69.1 69.7 24/24 68.8 69.2 69.8 24/24 68.7 69.2 69.8 24/24 --- --- --- 0/0 65.8 66.2 66.6 0/24
07 13 67.3 67.7 68.1 3/24 68.1 68.4 68.7 24/24 68.9 69.3 69.7 24/24 69.1 69.2 69.4 24/24 69.2 69.6 70.3 24/24 69.3 69.8 70.2 24/24 69.2 69.6 70.1 24/24 69.3 69.7 70.2 24/24 69.3 69.7 70.1 24/24 --- --- --- 0/0 65.8 66.1 66.5 0/24
07 14 67.9 68.3 68.7 19/24 68.5 68.8 69.1 24/24 68.7 69.1 69.4 24/24 68.9 69.2 69.4 24/24 69.5 69.7 70.1 24/24 69.7 70.0 70.4 24/24 69.3 69.8 70.4 24/24 69.4 69.9 70.4 24/24 69.6 69.9 70.1 24/24 --- --- --- 0/0 66.3 66.6 67.0 0/24
07 15 68.3 68.6 68.7 24/24 68.4 68.9 69.2 24/24 69.2 69.7 70.1 24/24 69.3 69.6 69.9 24/24 69.1 69.4 69.6 24/24 69.5 69.7 70.0 24/24 69.8 70.1 70.5 24/24 69.9 70.2 70.6 24/24 69.9 70.1 70.4 24/24 --- --- --- 0/0 66.5 66.7 66.9 0/24
07 16 68.7 68.9 69.2 24/24 68.9 69.3 69.8 24/24 69.9 70.1 70.5 24/24 69.9 70.3 70.7 24/24 69.1 69.6 70.0 24/24 69.2 69.8 70.4 24/24 69.9 70.3 70.8 24/24 70.0 70.4 70.9 24/24 70.1 70.4 70.8 24/24 --- --- --- 0/0 66.5 66.9 67.3 0/24
07 17 68.7 69.2 70.0 24/24 69.2 69.5 69.9 24/24 70.5 70.9 71.2 24/24 70.5 70.7 70.9 24/24 70.1 70.4 70.6 24/24 70.2 70.6 70.9 24/24 70.2 70.3 70.5 24/24 70.3 70.4 70.6 24/24 70.2 70.5 70.8 24/24 --- --- --- 0/0 66.6 66.9 67.2 0/24
07 18 69.0 69.2 69.5 24/24 69.2 69.4 69.7 24/24 70.6 70.8 71.0 24/24 70.5 70.8 71.1 22/22 70.4 70.7 70.9 24/24 70.6 70.9 71.2 24/24 69.8 70.1 70.6 24/24 69.9 70.2 70.6 24/24 69.8 70.2 70.6 24/24 --- --- --- 0/0 66.6 66.9 67.4 0/24
07 19 69.0 69.2 69.8 24/24 69.3 69.5 69.9 24/24 70.4 70.7 71.1 24/24 70.7 71.0 71.2 24/24 70.4 70.7 71.0 24/24 70.6 70.9 71.3 24/24 70.2 70.6 71.2 24/24 70.3 70.7 71.3 24/24 70.1 70.6 71.2 24/24 --- --- --- 0/0 67.0 67.2 67.6 0/24
07 20 68.8 69.0 69.4 24/24 69.2 69.4 69.7 24/24 70.9 71.1 71.7 23/23 71.0 71.3 71.7 24/24 70.7 71.1 71.4 24/24 70.8 71.3 71.7 24/24 70.8 71.2 71.7 24/24 70.8 71.3 71.8 24/24 70.7 71.2 71.8 24/24 --- --- --- 0/0 67.2 67.4 67.6 0/24
07 21 68.9 69.2 69.7 24/24 69.3 69.5 69.7 24/24 71.1 71.5 72.6 24/24 71.2 71.5 71.7 24/24 71.2 71.5 71.7 24/24 71.4 71.7 72.0 24/24 71.3 71.4 71.5 24/24 71.3 71.5 71.6 24/24 71.1 71.4 71.7 24/24 --- --- --- 0/0 67.2 67.5 68.0 0/24
07 22 68.9 69.1 69.4 24/24 69.2 69.4 69.6 24/24 70.8 71.0 71.2 24/24 71.1 71.3 71.5 24/24 70.5 71.0 71.3 24/24 71.0 71.3 71.6 24/24 70.5 70.7 71.3 24/24 70.6 70.8 71.4 24/24 70.4 70.8 71.4 24/24 --- --- --- 0/0 67.2 67.5 67.8 0/24
07 23 69.3 69.6 69.7 24/24 69.3 69.7 70.1 24/24 70.8 71.0 71.1 24/24 71.2 71.3 71.5 24/24 70.3 70.6 70.8 24/24 70.5 70.8 71.1 24/24 70.1 70.4 70.8 24/24 70.1 70.4 70.8 24/24 70.1 70.4 70.7 24/24 --- --- --- 0/0 66.8 67.1 67.5 0/24
07 24 69.1 69.6 70.0 24/24 69.4 69.9 70.2 24/24 70.8 70.9 71.0 24/24 71.1 71.2 71.4 24/24 70.6 71.0 71.4 24/24 70.7 71.1 71.6 24/24 70.0 70.4 70.7 24/24 70.1 70.4 70.8 24/24 70.0 70.4 70.7 24/24 --- --- --- 0/0 66.6 66.8 67.0 0/24
07 25 68.9 69.0 69.2 24/24 69.0 69.2 69.5 24/24 70.6 70.7 71.0 24/24 70.9 71.0 71.2 24/24 70.4 70.7 70.9 24/24 70.6 70.9 71.1 24/24 69.9 70.2 70.6 24/24 69.9 70.2 70.7 24/24 69.9 70.2 70.6 24/24 --- --- --- 0/0 66.2 66.6 67.1 0/24
07 26 68.6 68.8 69.0 24/24 69.0 69.1 69.4 24/24 70.5 70.6 70.8 24/24 70.8 71.0 71.2 24/24 69.9 70.4 70.8 24/24 70.3 70.6 70.8 24/24 69.7 70.2 70.6 24/24 69.7 70.2 70.6 24/24 70.0 70.2 70.4 24/24 --- --- --- 0/0 65.8 66.3 66.8 0/24
07 27 68.6 68.6 68.7 6/6 69.0 69.0 69.1 6/6 70.6 70.6 70.7 6/6 70.8 70.8 71.0 6/6 70.5 70.6 70.6 6/6 70.5 70.6 70.7 6/6 70.4 70.5 70.6 6/6 70.4 70.5 70.6 6/6 70.3 70.3 70.4 6/6 --- --- --- 0/0 66.3 66.5 66.7 0/6
07 28 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0
07 29 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0
07 30 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0
07 31 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0 --- --- --- 0/0
>68.05 13 14 15 316/
630		 15 15 16 355/
630		 19 20 21 454/
628		 19 19 20 443/
628		 18 19 20 434/
630		 18 19 22 457/
630		 20 21 21 473/
630		 20 21 22 476/
630		 20 21 22 479/
630		 0 0 0 0/
0		 0 0 0 0/
630

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.