BAYVIEW MODEL BASIN, IDAHO

Monthly Total Growing Degree Days

(100667)

Base Temperature = 50 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201304
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
1947 0.00 z 0.00 z 0.00 z 43.50 194.50 234.50 479.00 390.00 163.00 67.00 0.00 0.00 1571.50
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 374.00 176.50 8.00 0.00 0.00 558.50
1949 0.00 0.00 0.00 17.50 195.50 297.50 444.00 0.00 z 166.03 a 5.50 5.00 0.00 1131.03
1950 0.00 0.00 0.00 a 1.50 64.50 249.44 c 423.31 b 418.50 a 204.00 3.50 0.00 0.00 1364.75
1951 0.00 1.50 0.00 z 18.50 98.50 215.50 465.00 435.00 200.50 51.00 0.00 0.00 1485.50
1952 0.00 0.00 0.00 44.00 127.50 281.00 393.50 f 449.00 280.50 48.50 0.00 0.00 1230.50
1953 0.00 0.00 0.00 17.50 82.00 168.00 474.50 451.00 235.50 26.00 3.50 0.00 1458.00
1954 0.00 0.00 0.00 h 9.50 86.00 156.50 440.50 326.00 157.00 2.00 0.00 a 0.00 1177.50
1955 0.00 0.00 i 0.00 c 3.50 42.00 260.50 364.00 413.50 199.00 17.50 0.50 0.00 1300.50
1956 0.00 b 0.00 0.00 b 10.00 133.00 216.00 472.50 377.50 174.00 16.00 0.00 f 0.00 n 1399.00
1957 0.00 0.00 0.00 14.50 168.00 281.00 377.00 309.00 192.50 33.00 0.00 0.00 1375.00
1958 0.00 0.00 0.00 0.50 263.50 339.00 473.50 569.00 208.00 34.00 0.00 0.00 1887.50
1959 0.00 0.00 0.00 6.50 46.00 245.00 124.00 o 310.00 94.50 3.50 1.00 0.00 706.50
1960 0.00 0.00 0.00 7.50 45.00 243.00 540.50 342.50 138.00 12.00 0.00 0.00 1328.50
1961 0.00 0.00 0.00 4.50 49.60 a 284.50 531.65 a 581.50 130.50 14.98 a 0.00 0.00 1597.23
1962 0.00 0.00 a 0.00 a 24.00 35.00 113.50 k 364.00 349.50 153.50 15.00 0.00 0.00 941.00
1963 0.00 0.00 0.00 10.50 108.00 246.00 344.00 377.50 204.00 39.00 0.00 0.00 1329.00
1964 0.00 0.00 0.00 2.50 78.00 253.50 406.50 250.50 53.50 2.50 0.00 0.00 1047.00
1965 0.00 0.00 0.00 18.50 87.32 a 249.00 426.00 425.50 49.00 h 31.00 a 0.00 0.00 1237.32
1966 0.00 0.00 1.50 7.00 129.00 178.45 a 437.00 408.00 276.00 22.00 0.00 0.00 1458.95
1967 0.00 0.00 0.00 0.00 112.00 314.00 503.00 526.00 307.00 19.00 0.00 0.00 1781.00
1968 0.00 0.00 0.00 16.00 71.00 249.00 437.00 355.50 142.00 0.00 0.00 0.00 1270.50
1969 0.00 0.00 0.00 4.50 141.50 345.00 a 371.00 356.00 181.50 0.00 0.00 0.00 1399.50
1970 0.00 0.00 a 0.00 0.00 110.05 a 352.50 495.50 395.25 a 99.00 9.50 0.00 0.00 1461.80
1971 0.00 0.00 0.00 6.50 121.50 165.50 407.00 502.50 66.50 6.50 0.00 0.00 1276.00
1972 0.00 0.00 0.00 3.50 140.50 227.00 401.00 475.00 151.00 11.00 0.00 0.00 1409.00
1973 0.00 0.00 0.00 13.00 133.50 263.00 460.50 452.50 152.00 10.00 0.00 0.00 1484.50
1974 0.00 0.00 0.00 6.00 50.00 383.00 426.50 408.17 a 159.50 2.07 a 0.00 0.00 1435.23
1975 0.00 0.00 0.00 1.55 a 62.60 e 188.50 550.50 308.50 101.50 10.50 4.00 0.00 1227.65
1976 0.00 0.00 0.00 2.00 80.00 151.03 a 380.50 334.50 190.50 26.00 0.00 0.00 1164.53
1977 0.00 0.00 0.00 42.50 51.50 248.00 k 425.50 504.27 a 70.00 0.00 0.00 0.00 1093.77
1978 0.00 0.00 7.00 9.00 52.50 279.00 451.00 375.50 146.50 5.50 0.52 a 0.00 1326.52
1979 0.00 0.00 a 0.00 8.00 92.00 266.50 0.00 z 443.30 a 194.42 d 26.19 b 0.00 0.00 1030.41
1980 0.00 0.00 0.00 35.50 24.50 s 0.00 z 0.00 z 288.00 161.00 13.50 2.00 2.00 502.00
1981 0.00 0.00 0.00 9.00 58.00 117.50 315.00 436.00 0.00 z 6.50 0.00 0.00 942.00
1982 0.00 a 0.00 b 0.00 2.50 33.50 316.00 320.50 378.00 117.00 i 10.00 z 0.00 z 0.00 z 1050.50
1983 0.00 0.00 0.00 6.00 124.50 191.00 262.50 438.50 108.50 5.50 3.00 0.00 1139.50
1984 0.00 0.00 0.00 17.00 43.00 190.00 456.45 b 463.00 123.50 13.00 0.00 0.00 1305.95
1985 0.00 0.00 0.00 10.50 147.25 a 0.00 z 368.50 k 300.00 74.00 2.50 0.00 0.00 534.25
1986 0.00 2.00 5.00 4.00 141.00 347.00 313.00 481.50 93.10 a 4.00 0.00 0.00 1390.60
1987 0.00 0.00 0.00 32.00 152.00 276.50 405.50 271.50 177.50 17.00 0.50 0.00 1332.50
1988 0.00 0.00 z 0.00 45.00 83.50 273.00 417.00 438.00 167.00 58.00 0.00 0.00 1481.50
1989 0.00 0.00 0.00 13.50 39.50 322.50 429.00 342.50 122.00 15.50 9.00 0.00 1293.50
1990 0.00 0.00 0.00 14.00 50.50 223.00 478.00 457.50 264.00 18.00 0.00 0.00 1505.00
1991 0.00 0.00 0.00 6.00 55.50 162.50 467.00 489.50 206.50 31.00 0.00 0.00 1418.00
1992 0.00 0.00 0.00 26.00 178.50 387.50 408.50 431.50 99.00 36.00 0.00 0.00 1567.00
1993 0.00 0.00 0.00 0.00 231.50 257.50 247.50 373.00 161.00 30.00 0.00 0.00 1300.50
1994 0.00 0.00 0.00 32.50 131.50 186.00 538.00 516.50 248.00 16.00 0.00 0.00 1668.50
1995 0.00 0.50 0.00 9.00 168.50 248.00 468.00 290.50 220.50 4.00 0.00 0.00 1409.00
1996 0.00 0.00 0.00 10.00 4.00 208.00 465.00 372.00 139.00 10.50 0.00 0.00 1208.50
1997 0.00 0.00 0.00 0.00 107.50 257.50 470.00 512.00 203.50 25.00 0.00 0.00 1575.50
1998 0.00 0.00 0.00 39.50 204.00 308.50 639.50 538.50 304.00 12.00 0.00 0.00 2046.00
1999 0.00 0.00 0.00 3.00 92.48 a 249.50 394.50 432.50 118.00 11.50 11.50 0.00 1312.98
2000 0.00 0.00 0.00 3.50 86.50 205.34 a 423.00 449.50 127.00 0.00 z 0.00 a 0.00 a 1294.84
2001 0.00 0.00 0.00 2.50 119.00 178.45 a 397.00 404.03 a 215.50 3.00 0.00 a 0.00 1319.48
2002 0.00 0.00 b 0.00 0.50 70.50 220.00 462.00 374.00 122.00 0.00 0.00 0.00 1249.00
2003 0.00 0.00 1.00 6.00 107.50 290.50 525.50 461.00 209.50 20.50 0.00 0.00 1621.50
2004 0.00 0.00 0.00 k 0.00 z 63.50 233.50 471.00 441.50 73.50 2.00 0.00 0.00 1285.00
2005 0.00 0.00 0.00 43.50 136.00 207.50 0.00 z 435.00 108.50 f 21.00 0.00 0.00 843.00
2006 0.00 0.00 0.00 23.50 136.52 e 299.42 d 628.35 e 424.50 216.50 26.00 6.50 0.00 1761.29
2007 0.00 0.00 0.50 16.00 107.00 241.50 616.00 443.50 168.50 16.50 0.00 0.00 1609.50
2008 0.00 0.00 b 0.00 14.00 0.00 z 109.50 x 520.50 467.00 151.00 48.50 0.00 0.00 1201.00
2009 0.00 0.00 0.00 a 23.50 124.50 317.50 483.50 451.00 284.50 1.00 0.00 0.00 1685.50
2010 0.00 0.00 0.00 22.00 56.50 221.00 441.00 474.50 162.50 43.00 0.00 0.00 1420.50
2011 0.00 a 0.00 0.00 2.07 a 78.00 198.00 409.00 535.50 244.00 31.50 0.00 0.00 1498.07
2012 0.00 0.00 0.00 22.50 68.50 182.00 459.12 b 387.50 135.00 31.00 2.50 0.00 a 1288.12
2013 0.00 0.00 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
Period of Record Statistics
MEAN 0.00 0.06 0.24 13.57 102.41 248.31 442.42 415.28 168.83 18.00 0.77 0.03 1432.00
S.D. 0.00 0.32 1.10 12.82 52.22 59.50 76.77 73.28 59.82 15.53 2.15 0.25 199.90
SKEW 0.00 5.23 5.18 1.14 0.76 0.24 0.09 -0.06 0.31 1.07 3.38 7.81 0.90
MAX 0.00 2.00 7.00 45.00 263.50 387.50 639.50 581.50 307.00 67.00 11.50 2.00 2046.00
MIN 0.00 0.00 0.00 0.00 4.00 117.50 247.50 250.50 53.50 0.00 0.00 0.00 1047.00
NO YRS 65 63 62 64 63 60 59 65 62 64 64 64 44