LA GRANDE, OREGON

Monthly Total Growing Degree Days

(354622)

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
1965 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 503.50 456.00 0.00 z 23.77 a 983.27
1966 12.92 a 2.50 129.50 274.50 581.50 641.50 929.00 961.52 a 787.00 303.80 a 122.00 20.31 b 4766.04
1967 33.00 30.50 78.50 118.00 473.50 773.50 489.50 q 1047.50 798.50 322.00 70.50 17.50 3763.00
1968 3.50 67.50 130.00 139.00 432.50 648.50 741.00 f 758.50 615.00 229.00 22.00 18.00 3063.50
1969 2.00 1.50 92.00 241.00 557.00 717.50 667.00 f 850.00 620.50 201.50 82.50 14.50 3380.00
1970 31.00 29.00 53.00 79.00 436.00 726.00 925.50 956.50 427.00 206.00 38.00 12.50 3919.50
1971 31.50 29.00 43.50 187.00 499.00 553.50 895.00 1044.00 470.00 252.50 45.50 0.00 4050.50
1972 4.00 36.00 157.00 127.00 511.00 675.50 897.50 945.50 464.00 296.50 49.00 9.00 4172.00
1973 14.50 30.00 92.00 216.00 518.50 732.00 1000.00 900.50 598.97 a 0.00 z 0.00 z 20.50 4122.97
1974 29.00 6.00 88.50 188.50 365.50 797.00 887.50 899.00 685.50 297.00 79.00 11.00 4333.50
1975 0.50 7.50 34.00 68.00 385.00 586.00 1016.00 759.50 611.50 325.50 100.00 31.50 3925.00
1976 2.00 11.00 44.50 166.50 510.50 569.50 937.50 742.00 684.50 318.00 122.00 7.00 4115.00
1977 0.00 51.50 26.00 345.50 313.00 801.50 893.00 960.50 533.00 311.00 70.00 32.00 4337.00
1978 24.50 12.00 233.50 215.00 389.00 703.50 899.00 798.00 582.69 d 357.00 37.50 1.00 4252.69
1979 0.00 a 10.00 94.00 188.00 506.00 697.00 381.50 q 920.50 689.00 374.00 35.50 35.50 3549.50
1980 5.50 62.00 49.50 304.00 447.00 560.50 901.00 772.93 a 504.50 f 340.48 a 114.50 46.50 3603.92
1981 32.03 a 37.50 89.50 247.00 424.00 626.00 860.50 997.50 634.50 250.50 93.00 23.00 4315.03
1982 3.50 34.00 65.00 165.50 425.50 716.50 855.00 921.00 556.00 272.00 26.90 a 8.00 4048.90
1983 14.00 71.50 130.50 163.00 496.50 633.00 802.50 962.50 509.00 339.50 78.00 2.50 4202.50
1984 1.50 0.00 37.50 125.50 309.50 542.00 879.37 a 897.50 433.27 d 188.30 d 32.00 0.00 3446.43
1985 0.00 0.00 c 17.64 b 247.50 d 443.00 666.00 1067.00 763.63 a 359.44 c 202.00 25.50 0.00 3791.72
1986 11.50 59.50 171.00 191.50 453.50 809.00 768.00 1004.50 441.50 298.50 36.00 0.00 4244.50
1987 3.50 27.00 110.00 366.00 521.50 710.50 833.00 806.00 678.50 361.50 100.00 43.50 4561.00
1988 4.50 28.50 72.00 267.00 438.00 673.00 927.00 887.00 607.50 349.00 i 84.00 0.00 3988.50
1989 0.00 0.00 68.50 300.00 433.50 741.50 665.50 i 776.50 581.50 279.00 71.50 10.00 3262.00
1990 25.50 10.50 105.50 347.00 372.50 632.00 963.00 937.00 797.00 222.50 69.50 1.15 d 4483.15
1991 0.00 33.00 j 28.50 k 84.00 m 323.95 a 536.50 900.50 976.00 673.50 326.50 44.50 7.00 3788.45
1992 28.50 89.00 185.00 310.50 601.50 822.50 849.00 930.00 536.00 372.00 18.50 0.00 a 4742.50
1993 0.00 a 0.00 63.00 164.00 583.50 560.00 630.50 745.50 582.50 326.50 15.00 16.50 3687.00
1994 9.50 12.00 151.50 292.00 519.50 623.50 988.00 969.50 687.00 280.00 2.00 14.50 4549.00
1995 22.50 104.50 80.00 185.00 475.50 610.00 900.50 795.00 712.50 218.50 116.50 32.50 4253.00
1996 12.00 55.00 120.50 227.00 368.00 637.00 951.00 869.50 528.50 295.00 49.00 10.50 4123.00
1997 18.50 3.00 j 116.00 149.50 529.50 632.50 871.00 977.50 687.50 277.50 91.00 0.00 4350.50
1998 24.50 33.00 117.50 206.00 434.00 623.50 1049.50 971.00 772.50 273.50 73.00 8.00 4586.00
1999 0.00 4.00 81.00 159.00 365.00 636.00 922.00 980.50 591.00 336.50 163.00 0.50 4238.50
2000 0.00 28.00 44.50 290.50 487.50 707.50 968.00 948.00 558.50 274.00 7.00 0.00 4313.50
2001 0.00 1.00 92.00 180.00 507.50 620.00 936.50 1017.00 724.00 288.50 149.00 0.00 4515.50
2002 8.50 13.00 38.50 213.00 407.50 719.00 1053.50 829.00 642.50 213.00 94.00 18.00 4249.50
2003 21.00 11.50 132.50 196.50 433.00 739.50 1044.50 976.00 675.50 395.25 c 24.50 9.50 4659.25
2004 0.00 a 6.00 184.00 269.00 421.50 681.00 945.00 896.50 545.00 263.50 42.50 15.50 4269.50
2005 7.50 5.50 105.00 208.50 482.50 548.50 911.50 931.50 540.50 281.00 21.50 18.00 4061.50
2006 9.00 19.50 60.00 210.50 502.72 a 689.50 674.50 j 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1491.22
Period of Record Statistics
MEAN 11.01 26.58 94.59 213.45 455.74 666.32 915.92 902.05 603.15 292.96 64.50 13.15 4240.41
S.D. 11.35 26.30 48.79 71.45 72.25 77.34 85.33 89.28 107.17 59.09 39.97 12.58 303.25
SKEW 0.69 1.18 0.71 0.21 -0.11 0.16 -0.79 -0.42 -0.10 0.31 0.52 0.91 -0.45
MAX 33.00 104.50 233.50 366.00 601.50 822.50 1067.00 1047.50 798.50 456.00 163.00 46.50 4766.04
MIN 0.00 0.00 17.64 68.00 309.50 536.50 630.50 742.00 359.44 188.30 2.00 0.00 3446.43
NO YRS 41 39 40 40 41 41 35 40 40 39 39 41 30