Allatoona Lake Monthly Average Elevations WY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Mean ---- ------- ------- ------- ------- ------- ------- ------- ------- ------- ------- ------- ------- ------- 1952 836.79 834.92 841.55 838.82 838.40 837.26 836.05 833.01 831.15 836.44 1953 827.35 822.86 818.43 824.74 827.89 833.04 834.01 838.58 835.11 834.38 832.14 829.34 829.82 1954 828.62 822.49 822.22 827.83 829.05 830.30 835.17 834.89 834.22 832.37 831.75 828.21 829.76 1955 820.62 812.47 813.17 820.42 831.01 832.88 835.17 835.96 834.86 834.75 832.87 829.69 827.82 1956 827.36 823.24 819.62 816.29 826.50 835.32 835.73 835.90 835.11 835.05 833.75 832.47 829.69 1957 828.28 823.48 822.92 823.32 832.06 834.08 841.06 839.60 837.72 837.80 835.34 833.55 832.44 1958 832.58 828.15 824.68 822.48 828.50 833.57 838.31 840.13 838.34 838.81 838.51 836.59 833.39 1959 833.82 828.32 821.66 820.34 826.02 831.03 836.76 839.24 840.61 839.04 836.19 832.44 832.12 1960 832.05 828.10 822.90 821.43 827.71 832.94 838.02 839.44 839.47 837.99 835.90 834.32 832.52 1961 832.92 828.12 822.16 817.29 824.26 847.66 839.52 839.57 839.84 839.62 835.83 834.16 833.41 1962 829.17 828.97 838.50 829.31 832.16 835.72 841.03 839.87 839.73 839.42 835.56 832.75 835.18 1963 832.47 831.91 824.69 824.02 828.01 839.87 838.30 844.07 839.87 840.53 839.15 838.33 835.10 1964 834.19 828.81 823.93 825.69 829.88 840.78 856.37 848.57 840.31 840.03 839.88 837.51 837.16 1965 835.58 828.97 823.69 823.35 825.89 831.82 839.76 840.03 840.08 839.25 837.67 834.78 833.41 1966 832.01 828.52 823.13 822.43 832.47 839.05 838.27 843.11 839.96 838.97 837.01 833.89 834.07 1967 832.62 830.45 823.53 824.22 828.88 833.65 837.54 841.13 841.20 841.34 841.76 839.14 834.62 1968 835.13 832.44 826.87 828.54 828.34 835.36 838.15 840.05 840.26 840.22 839.33 837.92 835.22 1969 834.59 829.31 824.76 824.42 831.61 832.65 837.79 840.01 840.14 839.90 839.71 839.52 834.53 1970 836.69 830.40 824.36 824.32 827.98 832.98 837.97 839.73 839.69 837.42 834.64 829.55 832.98 1971 827.13 829.82 824.69 823.61 829.04 835.81 837.96 839.81 838.95 840.36 840.28 837.55 833.75 1972 835.33 830.23 824.93 833.75 828.52 832.52 837.44 841.42 840.19 839.74 839.06 835.46 834.88 1973 833.69 830.54 827.68 825.53 828.22 835.51 841.86 843.70 842.24 839.79 839.08 837.96 835.48 1974 836.53 830.56 826.20 832.17 829.57 833.14 840.45 840.39 840.05 839.19 838.71 836.28 835.27 1975 832.51 828.90 824.42 825.12 831.82 836.99 839.47 840.23 840.20 840.63 839.13 836.37 834.65 1976 836.77 830.71 824.18 825.89 828.69 838.13 845.08 841.29 840.64 840.91 839.28 835.43 835.58 1977 832.10 828.96 825.76 825.54 827.22 835.25 852.69 841.86 840.64 839.16 836.14 833.79 834.93 1978 835.69 836.83 826.45 829.37 829.84 835.07 839.02 842.27 840.55 839.00 840.18 836.96 835.93 1979 834.19 829.59 826.01 828.81 831.41 842.04 849.25 843.01 841.59 841.72 840.21 840.21 837.34 1980 838.57 832.84 826.46 827.18 829.83 845.68 854.02 843.13 841.33 839.47 836.85 834.09 837.45 1981 834.31 832.66 827.40 822.63 827.29 832.79 838.56 839.58 841.64 837.86 834.13 829.74 833.21 1982 824.69 822.88 821.77 832.15 842.06 836.82 840.37 842.01 840.84 840.13 839.99 837.58 835.11 1983 836.06 832.77 833.52 826.49 830.10 834.29 841.47 842.43 841.56 840.61 836.71 835.01 835.92 1984 832.81 831.62 839.10 831.14 829.44 834.31 839.63 843.79 841.03 841.90 842.30 838.06 837.10 1985 833.14 830.30 828.30 823.61 828.64 832.39 835.33 838.80 839.92 839.38 838.98 838.83 833.97 1986 837.11 831.95 824.26 821.74 822.45 825.83 828.08 826.79 826.48 824.08 822.38 822.80 826.16 1987 823.92 829.22 830.79 829.28 829.54 836.38 838.51 840.77 841.33 839.99 835.91 832.03 833.97 1988 828.03 823.42 821.82 826.69 828.31 829.56 833.48 838.15 837.06 834.54 832.84 830.51 830.37 1989 830.49 829.41 827.36 828.34 829.70 837.53 839.32 840.79 843.36 842.95 840.33 839.63 835.77 1990 845.04 831.22 825.40 828.95 838.56 848.05 843.20 841.33 840.88 840.05 836.60 834.30 837.80 1991 832.56 830.92 826.56 827.07 830.00 834.79 839.61 842.21 841.29 841.44 841.22 839.33 835.58 1992 835.88 830.27 825.19 824.64 828.71 834.27 838.38 840.68 841.45 841.47 840.53 838.98 835.04 1993 837.16 833.75 829.10 830.12 830.91 835.18 839.58 841.10 840.52 839.22 836.74 834.48 835.66 1994 829.82 826.09 824.07 824.51 828.16 835.03 841.59 841.21 841.59 840.85 840.90 838.40 834.35 1995 828.52 824.91 824.06 825.69 831.47 833.89 836.73 840.16 840.66 839.60 835.95 834.64 833.02 1996 836.16 832.26 825.66 826.39 836.59 839.37 838.42 841.13 841.09 839.96 840.09 837.26 836.20 1997 834.55 830.84 826.85 825.31 829.70 836.45 839.22 842.15 841.72 840.54 839.82 837.70 835.41 1998 838.68 830.98 824.46 827.01 834.08 837.62 842.32 841.76 841.46 839.77 838.38 835.10 835.97 1999 830.95 828.43 824.91 826.16 829.00 832.91 837.20 840.57 841.02 840.49 836.28 832.54 833.37 2000 832.57 830.45 824.59 827.01 831.28 835.60 841.28 840.52 838.39 835.34 833.09 830.49 833.38 2001 826.91 826.28 824.50 825.98 831.09 838.11 842.02 841.55 841.52 840.82 838.36 835.36 834.38 2002 832.29 828.24 823.93 825.43 830.49 833.54 840.46 841.36 839.95 837.78 834.21 830.57 833.19 2003 832.22 831.97 829.11 824.11 828.04 835.97 838.69 845.93 840.83 841.29 840.08 838.43 835.56 2004 836.12 830.48 824.54 822.83 829.75 833.03 836.57 840.19 839.43 839.81 837.88 842.43 834.42 2005 837.69 833.27 830.43 824.42 829.89 837.33 841.67 840.12 840.00 844.24 840.09 838.51 836.47 2006 835.36 830.01 824.06 824.99 828.43 832.80 836.51 839.57 837.97 835.46 832.30 831.55 832.42 2007 829.42 830.42 824.13 824.97 826.84 833.49 836.29 837.65 836.74 835.87 833.17 828.56 831.46 2008 823.92 820.44 819.44 823.05 828.31 836.81 840.14 840.00 839.27 838.17 836.59 836.26 831.87 2009 832.71 828.61 825.89 831.67 830.33 836.97 841.21 841.89 840.94 839.75 837.72 842.44 835.84 2010 843.31 836.71 830.77 826.61 830.22 836.02 840.18 840.51 840.16 839.80 838.91 836.72 836.66 2011 833.82 832.33 829.40 826.36 828.42 835.94 841.31 840.71 839.56 838.20 835.04 833.11 834.52 2012 831.11 829.86 826.00 828.15 832.30 836.36 839.70 840.65 839.60 837.72 835.58 833.76 834.23 2013 832.31 828.14 825.47 827.27 831.06 836.70 840.03 843.23 840.19 840.40 840.28 840.10 835.43 2014 836.51 829.80 827.64 827.51 829.62 834.09 839.50 840.17 840.35 839.79 839.16 839.01 835.26 2015 836.11 830.22 825.85 828.38 830.49 834.11 839.44 840.17 839.81 839.89 839.65 838.80 835.24 2016 836.67 836.61 831.21 837.23 829.69 834.35 838.81 840.07 840.16 839.85 839.62 838.19 836.87 2017 835.63 833.27 827.89 825.82 829.42 832.58 838.83 840.18 839.93 839.91 839.42 838.48 835.11 2018 836.77 834.72 828.48 824.72 831.47 833.99 838.72 840.23 839.81 839.73 839.18 836.03 835.32 2019 834.36 835.23 828.99 828.60 832.97 846.45 838.79 840.02 840.37 840.28 838.66 834.94 836.64 2020 831.34 831.08 827.00 825.18 842.65 840.37 838.69 840.71 840.56 840.47 840.30 839.04 836.45 2021 836.47 835.08 828.56 825.44 829.10 834.58 841.16 841.18 840.75 840.78 839.84 838.80 835.98 2022 835.96 835.81 827.39 825.81 829.77 835.72 838.87 840.30 839.92 840.10 838.54 837.03 835.43 2023 833.59 831.03 829.40 830.08 830.47 835.12 840.53 840.73 840.26 840.28 839.39 837.61 835.71 2024 833.64 829.75 827.79 831.50 833.15 839.02 840.75 841.84 840.48 840.11 839.57 837.88 836.29 2025 837.05 834.03 830.36 828.54 833.86 834.72 838.73 840.80 840.41 839.66 839.35 837.01 836.21 2026 834.04 832.06 827.58 827.13 826.62 831.06 829.75