Columbia River DART
River Environment Inventory
Bonneville Forebay
Temperature
Parameter Year Data Points Day Range Date Range Annual
Daily Average
View Download
Parameter Year Data Points Day Range Date Range Annual
Daily Average
View Download
Temperature 2024 * 116 87-202 2024-03-27 : 2024-07-20 14.39 Graph Data Table CSV
Temperature 2023 169 94-262 2023-04-04 : 2023-09-19 17.16 Graph Data Table CSV
Temperature 2022 168 90-257 2022-03-31 : 2022-09-14 15.78 Graph Data Table CSV
Temperature 2021 126 140-265 2021-05-20 : 2021-09-22 19.62 Graph Data Table CSV
Temperature 2020 197 72-268 2020-03-12 : 2020-09-24 15.41 Graph Data Table CSV
Temperature 2019 187 74-260 2019-03-15 : 2019-09-17 15.81 Graph Data Table CSV
Temperature 2018 207 64-270 2018-03-05 : 2018-09-27 15.20 Graph Data Table CSV
Temperature 2017 260 1-265 2017-01-01 : 2017-09-22 12.24 Graph Data Table CSV
Temperature 2016 256 1-258 2016-01-01 : 2016-09-14 13.11 Graph Data Table CSV
Temperature 2015 259 1-259 2015-01-01 : 2015-09-16 13.61 Graph Data Table CSV
Temperature 2014 197 71-267 2014-03-12 : 2014-09-24 15.63 Graph Data Table CSV
Temperature 2013 182 80-261 2013-03-21 : 2013-09-18 16.24 Graph Data Table CSV
Temperature 2012 191 58-263 2012-02-27 : 2012-09-19 14.54 Graph Data Table CSV
Temperature 2011 171 87-257 2011-03-28 : 2011-09-14 14.71 Graph Data Table CSV
Temperature 2010 189 76-264 2010-03-17 : 2010-09-21 15.20 Graph Data Table CSV
Temperature 2009 182 78-259 2009-03-19 : 2009-09-16 15.50 Graph Data Table CSV
Temperature 2008 204 58-261 2008-02-27 : 2008-09-17 13.83 Graph Data Table CSV
Temperature 2007 206 52-257 2007-02-21 : 2007-09-14 14.37 Graph Data Table CSV
Temperature 2006 263 1-263 2006-01-01 : 2006-09-20 12.49 Graph Data Table CSV
Temperature 2005 365 1-365 2005-01-01 : 2005-12-31 12.36 Graph Data Table CSV
Temperature 2004 363 1-366 2004-01-01 : 2004-12-31 12.78 Graph Data Table CSV
Temperature 2003 365 1-365 2003-01-01 : 2003-12-31 12.86 Graph Data Table CSV
Temperature 2002 361 1-365 2002-01-01 : 2002-12-31 12.18 Graph Data Table CSV
Temperature 2001 363 1-365 2001-01-01 : 2001-12-31 12.50 Graph Data Table CSV
Temperature 2000 361 1-366 2000-01-01 : 2000-12-31 12.11 Graph Data Table CSV
Temperature 1999 365 1-365 1999-01-01 : 1999-12-31 11.98 Graph Data Table CSV
Temperature 1998 358 1-365 1998-01-01 : 1998-12-31 12.96 Graph Data Table CSV
Temperature 1997 365 1-365 1997-01-01 : 1997-12-31 12.16 Graph Data Table CSV
Temperature 1996 215 1-366 1996-01-01 : 1996-12-31 13.56 Graph Data Table CSV
Temperature 1995 199 66-365 1995-03-07 : 1995-12-31 13.02 Graph Data Table CSV
Temperature 1994 332 1-355 1994-01-01 : 1994-12-21 13.96 Graph Data Table CSV
Temperature 1993 344 2-365 1993-01-02 : 1993-12-31 12.55 Graph Data Table CSV
Temperature 1992 324 1-366 1992-01-01 : 1992-12-31 14.43 Graph Data Table CSV
Temperature 1991 240 1-365 1991-01-01 : 1991-12-31 14.96 Graph Data Table CSV
Temperature 1990 225 34-364 1990-02-03 : 1990-12-30 15.52 Graph Data Table CSV
Temperature 1989 166 71-274 1989-03-12 : 1989-10-01 17.16 Graph Data Table CSV
Temperature 1988 160 93-336 1988-04-02 : 1988-12-01 17.62 Graph Data Table CSV
Temperature 1987 142 66-335 1987-03-07 : 1987-12-01 17.25 Graph Data Table CSV
Temperature 1986 217 1-317 1986-01-01 : 1986-11-13 14.78 Graph Data Table CSV
Temperature 1985 362 2-365 1985-01-02 : 1985-12-31 11.70 Graph Data Table CSV
Temperature 1981 60 1-68 1981-01-01 : 1981-03-09 6.30 Graph Data Table CSV
Temperature 1980 335 4-366 1980-01-04 : 1980-12-31 13.19 Graph Data Table CSV
Temperature 1979 59 13-358 1979-01-13 : 1979-12-24 8.87 Graph Data Table CSV
Temperature 1978 55 3-360 1978-01-03 : 1978-12-26 13.93 Graph Data Table CSV
Temperature 1977 125 1-355 1977-01-01 : 1977-12-21 13.08 Graph Data Table CSV
Temperature 1976 322 1-366 1976-01-01 : 1976-12-31 11.65 Graph Data Table CSV
Temperature 1975 350 1-365 1975-01-01 : 1975-12-31 11.94 Graph Data Table CSV
Temperature 1974 58 305-365 1974-11-01 : 1974-12-31 10.21 Graph Data Table CSV
Temperature 1966 331 1-332 1966-01-01 : 1966-11-28 12.54 Graph Data Table CSV
Temperature 1965 365 1-365 1965-01-01 : 1965-12-31 12.00 Graph Data Table CSV
Temperature 1962 2 45-51 1962-02-14 : 1962-02-20 5.56 Graph Data Table CSV
Temperature 1960 306 61-366 1960-03-01 : 1960-12-31 13.06 Graph Data Table CSV
Temperature 1959 365 1-365 1959-01-01 : 1959-12-31 11.37 Graph Data Table CSV
Temperature 1958 365 1-365 1958-01-01 : 1958-12-31 12.86 Graph Data Table CSV
Temperature 1957 350 1-365 1957-01-01 : 1957-12-31 12.15 Graph Data Table CSV
Temperature 1956 358 1-366 1956-01-01 : 1956-12-31 11.25 Graph Data Table CSV
Temperature 1955 362 1-365 1955-01-01 : 1955-12-31 10.50 Graph Data Table CSV
Temperature 1954 365 1-365 1954-01-01 : 1954-12-31 11.21 Graph Data Table CSV
Temperature 1953 363 1-365 1953-01-01 : 1953-12-31 12.22 Graph Data Table CSV
Temperature 1952 366 1-366 1952-01-01 : 1952-12-31 11.41 Graph Data Table CSV
Temperature 1951 364 1-365 1951-01-01 : 1951-12-31 10.88 Graph Data Table CSV
Temperature 1950 317 1-334 1950-01-01 : 1950-11-30 11.45 Graph Data Table CSV
Temperature 1949 259 1-365 1949-01-01 : 1949-12-31 9.18 Graph Data Table CSV
* Incomplete data year.