LOWER MONUMENTAL DAM, WASHINGTON

Monthly Total Growing Degree Days

(454841)

Base Temperature = 40 F

File last updated on Jul 25, 2006
*** Note *** Provisional Data *** After Year/Month 200603
a = 1 day missing, b = 2 days missing, c = 3 days, ..etc..,
z = 26 or more days missing, A = Accumulations present
Long-term means based on columns; thus, the monthly row may not
sum (or average) to the long-term annual value.
Months with 5 missing days or less use mean for missing day(s)
Individual Months not used for annual or monthly statistics if more than 5 days are missing.
Individual Years not used for annual statistics if any month in that year has more than 5 days missing.
YEAR(S JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
1962 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 426.50 178.00 52.50 657.00
1963 25.00 76.50 240.00 329.00 650.50 840.50 1002.00 1092.00 934.50 564.00 210.50 2.50 5967.00
1964 45.50 55.50 161.50 351.50 608.50 829.50 1118.50 970.50 729.50 444.00 74.50 38.00 5427.00
1965 34.00 96.00 167.00 485.00 647.50 856.00 1154.50 1139.50 711.00 594.50 210.50 52.50 6148.00
1966 37.00 77.50 247.00 449.00 754.50 825.50 1059.00 1123.00 904.50 462.00 184.50 96.32 c 6219.82
1967 106.00 119.00 196.50 298.97 a 632.50 964.00 1234.50 1312.00 997.50 519.00 119.00 64.50 6563.47
1968 51.50 168.50 326.50 360.50 725.50 921.00 1252.50 0.00 z 819.11 b 398.50 89.00 39.86 c 5152.46
1969 0.00 4.00 210.50 413.79 a 768.00 1040.00 1128.00 1088.50 852.50 390.50 171.50 43.00 6110.29
1970 21.81 d 91.00 212.00 322.50 664.00 981.50 1187.50 1145.50 670.00 403.50 144.00 31.50 5874.81
1971 96.50 93.00 114.50 342.00 686.50 699.50 1150.50 1273.00 684.50 440.50 129.50 38.00 5748.00
1972 43.50 89.00 222.50 294.00 676.50 848.00 0.00 z 1196.00 714.00 464.00 140.50 81.50 4769.50
1973 18.00 56.00 253.50 404.00 702.00 851.00 1179.00 1115.00 818.50 0.00 z 103.50 92.50 5593.00
1974 75.50 99.00 0.00 z 390.52 a 546.50 879.00 1060.50 1092.00 883.00 508.50 182.00 70.50 5787.02
1975 25.50 31.00 121.00 242.00 575.00 737.00 1160.00 962.50 854.50 0.00 z 155.50 0.00 z 4864.00
1976 48.00 61.00 113.50 345.00 622.50 747.50 1075.50 984.50 904.50 472.00 151.00 15.50 5540.50
1977 0.00 z 100.00 158.00 450.00 550.50 984.00 1062.00 1216.50 712.00 440.50 150.00 82.50 5906.00
1978 8.00 56.00 263.00 366.00 545.50 855.50 1059.50 953.00 676.00 389.00 41.00 8.50 5221.00
1979 0.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1980 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1981 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1982 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1983 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1984 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1985 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1986 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1987 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1988 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1989 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1990 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1991 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1992 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1993 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1994 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1995 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1996 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1997 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1998 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1999 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2000 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2001 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2002 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2003 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2004 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2005 0.00 z 0.00 z 0.00 z 414.00 0.00 z 0.00 z 0.00 z 1081.50 0.00 z 0.00 z 110.00 27.50 1633.00
2006 93.50 f 0.00 z 225.50 445.96 d 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 671.46
Period of Record Statistics
MEAN 39.74 79.56 202.03 372.43 647.25 866.22 1125.57 1109.06 804.10 461.13 141.36 49.25 5881.99
S.D. 31.16 37.46 59.65 64.15 70.85 94.21 71.82 107.07 105.08 62.03 46.04 28.60 406.51
SKEW 0.78 0.26 0.12 -0.10 0.06 0.07 0.14 0.18 0.19 0.78 -0.41 0.11 -0.07
MAX 106.00 168.50 326.50 485.00 768.00 1040.00 1252.50 1312.00 997.50 594.50 210.50 96.32 6563.47
MIN 0.00 4.00 113.50 242.00 545.50 699.50 1002.00 953.00 670.00 389.00 41.00 2.50 5221.00
NO YRS 16 16 16 18 16 16 15 16 16 15 18 17 10