SISTERS, OREGON

Monthly Total Growing Degree Days

(357857)

Base Temperature = 40 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
1958 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 250.50 u 432.50 261.50 105.00 58.50 857.50
1959 36.50 8.30 a 40.50 141.50 192.72 a 502.00 736.00 585.90 a 390.52 a 245.00 61.50 6.72 a 2947.15
1960 5.00 5.37 b 112.50 133.00 221.50 519.00 804.45 a 591.00 480.00 244.00 28.50 0.00 3144.32
1961 23.50 44.59 a 21.00 f 148.97 a 255.00 625.00 721.00 811.88 b 316.67 c 205.12 a 20.00 4.43 c 3176.15
1962 28.00 8.00 20.00 201.00 196.00 453.50 639.50 600.00 506.50 190.00 72.50 21.50 2936.50
1963 0.50 81.00 22.98 b 76.00 315.50 433.50 559.00 668.00 626.50 262.50 37.76 a 2.50 3085.74
1964 11.00 9.00 f 31.00 65.00 233.00 432.00 662.62 c 572.47 a 343.50 211.00 19.82 b 16.00 2597.41
1965 27.50 34.50 17.57 a 144.00 209.50 451.00 702.50 659.00 316.00 324.50 57.00 13.00 2956.07
1966 3.00 0.50 88.00 140.00 338.50 434.50 622.50 647.50 516.11 c 260.00 51.50 11.50 3113.61
1967 27.00 23.50 34.50 11.00 299.50 528.00 742.50 843.50 613.50 263.50 65.50 15.00 3467.00
1968 19.00 68.50 90.50 99.50 284.00 540.00 758.00 618.00 468.00 174.00 32.00 0.00 i 3151.50
1969 22.00 2.00 73.00 102.00 444.00 592.50 653.00 601.50 0.00 z 130.00 70.00 7.50 2697.50
1970 38.50 11.50 31.50 47.00 323.50 623.50 773.50 706.00 352.50 171.00 31.00 12.00 3121.50
1971 55.00 37.15 b 24.00 86.50 344.00 418.00 765.00 811.00 347.00 207.50 38.00 1.50 3134.65
1972 14.50 48.00 130.00 75.00 377.50 547.50 758.50 728.50 0.00 z 174.50 39.00 32.00 2925.00
1973 6.50 10.50 29.50 142.50 383.00 525.50 734.50 629.50 465.50 210.00 34.50 18.50 3190.00
1974 11.50 4.00 51.00 105.00 238.50 645.00 674.00 697.50 509.50 195.00 66.50 15.00 3212.50
1975 25.50 16.07 a 9.50 53.50 192.00 g 415.00 780.50 570.00 448.00 212.50 49.50 39.50 2619.57
1976 17.00 10.50 51.00 91.50 337.00 391.50 736.50 595.50 485.50 218.00 80.50 1.00 3015.50
1977 2.50 49.00 d 28.50 229.00 200.00 640.50 664.00 850.00 369.00 177.45 b 62.50 44.50 3316.95
1978 0.52 a 11.50 122.50 50.00 220.00 555.50 731.00 634.50 402.50 259.22 b 4.20 e 9.50 i 2991.44
1979 0.00 z 6.00 f 43.00 97.00 0.00 z 518.65 d 728.00 636.02 a 541.61 b 278.50 i 6.50 f 28.23 c 2592.51
1980 0.00 i 0.00 z 0.00 z 0.00 z 0.00 z 267.50 k 704.73 a 591.67 b 389.00 g 147.50 k 51.00 n 5.00 n 1296.41
1981 8.50 m 14.00 l 31.50 m 119.00 l 288.54 e 390.50 f 458.50 g 621.00 f 240.00 k 101.00 j 27.50 l 7.00 j 288.54
1982 1.50 l 12.50 j 22.50 78.50 136.50 l 526.00 646.00 688.00 394.00 156.50 21.00 7.50 2540.00
1983 24.50 27.00 76.50 95.36 b 193.50 m 377.50 585.50 772.50 358.50 245.50 47.00 0.00 q 2609.86
1984 0.00 k 0.00 i 16.00 37.00 201.00 282.41 a 729.00 496.50 i 387.00 144.50 9.50 4.00 1810.41
1985 1.50 8.00 j 49.00 211.50 287.00 543.50 858.50 627.50 290.00 183.33 b 43.00 0.00 3094.83
1986 3.10 a 47.00 121.50 96.72 a 320.00 653.00 585.00 807.50 315.00 215.50 39.83 a 0.00 i 3204.15
1987 4.50 k 3.50 j 67.00 i 225.00 j 0.00 z 579.60 e 618.50 642.50 525.00 197.00 j 12.50 n 12.00 k 2365.60
1988 1.07 b 24.54 c 49.00 213.00 178.00 l 342.00 i 472.50 k 510.00 h 312.50 i 256.00 k 58.00 11.50 357.11
1989 10.00 0.50 50.50 231.50 293.00 533.50 645.00 615.00 447.00 213.50 78.50 6.50 3124.50
1990 10.50 11.50 60.50 268.50 263.50 514.00 788.50 743.00 571.50 204.50 68.50 13.00 3517.50
1991 6.50 35.00 19.50 103.50 228.00 423.00 759.00 805.50 537.00 288.00 71.50 11.88 a 3288.38
1992 28.50 44.00 85.00 230.50 473.00 0.00 z 676.00 741.50 482.00 262.50 35.00 0.00 3058.00
1993 0.00 0.00 54.50 102.50 446.50 443.50 514.00 610.50 492.50 256.50 7.00 9.50 2937.00
1994 13.50 10.00 122.00 209.50 387.50 477.00 805.50 681.00 541.50 146.00 10.00 17.00 3420.50
1995 30.00 85.00 47.00 92.00 320.50 445.00 700.50 588.50 559.50 190.00 117.00 16.57 b 3191.57
1996 22.50 57.00 59.00 175.00 246.50 481.00 810.00 758.00 407.00 226.50 35.50 3.10 a 3281.10
1997 20.50 9.50 71.00 124.50 438.50 483.50 733.00 773.00 509.50 195.50 43.50 3.50 3405.50
1998 5.00 1.50 87.00 118.00 276.00 516.50 893.50 804.00 610.50 182.00 39.50 31.50 3565.00
1999 18.00 14.00 26.50 95.50 261.00 465.52 a 709.50 778.00 421.50 260.50 114.00 12.00 3176.02
2000 0.00 1.00 26.00 178.00 200.50 456.72 a 671.50 712.50 455.50 158.00 12.50 0.00 2872.22
2001 0.00 0.00 93.00 124.66 a 457.25 a 401.79 b 682.00 a 784.50 546.35 d 193.00 61.55 a 5.00 3349.09
2002 0.00 p 21.00 35.50 137.00 272.50 580.00 828.50 634.00 463.50 146.00 25.00 j 12.50 3130.50
2003 33.00 2.00 100.50 81.00 306.56 d 603.50 908.50 781.00 583.00 346.50 29.46 b 0.50 j 3775.02
2004 3.74 b 5.80 d 105.00 g 193.00 172.00 n 574.50 826.00 789.50 426.72 a 224.50 34.50 15.00 3093.27
2005 9.50 12.00 94.50 130.00 367.50 424.00 810.50 742.50 380.50 188.00 16.50 3.00 3178.50
2006 6.50 11.50 l 19.63 a 140.50 379.00 577.50 817.50 692.50 494.00 174.00 89.00 12.50 3402.63
2007 6.00 26.00 146.50 115.00 403.50 532.00 871.00 704.00 415.00 142.50 66.50 10.00 3438.00
2008 2.50 7.00 19.50 79.50 384.50 445.00 785.50 766.50 468.00 236.00 83.79 a 5.00 3282.79
2009 18.50 3.50 12.00 122.00 361.67 a 555.00 841.00 762.50 535.50 109.00 32.00 3.50 3356.17
2010 9.00 3.65 e 47.50 98.40 e 240.50 433.50 458.50 m 671.00 467.50 208.00 78.50 13.50 2271.05
2011 25.46 c 26.00 41.50 47.14 b 187.50 457.50 654.50 764.00 609.50 232.00 29.00 6.00 3080.11
2012 20.00 12.00 40.50 194.00 322.00 265.50 j 756.29 b 768.50 492.86 b 194.50 65.89 b 7.50 2874.04
2013 5.00 4.85 b 64.14 b 15.50 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 73.98
Period of Record Statistics
MEAN 14.77 21.00 56.18 124.75 304.92 501.58 728.65 699.18 462.36 210.38 49.29 12.55 3203.51
S.D. 12.49 21.92 35.58 57.91 79.86 79.42 86.35 81.80 86.39 48.09 27.27 12.17 185.04
SKEW 0.86 1.32 0.80 0.52 0.37 -0.09 -0.16 0.05 -0.06 0.43 0.50 1.83 0.11
MAX 55.00 85.00 146.50 268.50 473.00 653.00 908.50 850.00 626.50 346.50 117.00 58.50 3565.00
MIN 0.00 0.00 9.50 11.00 187.50 282.41 514.00 570.00 290.00 109.00 4.20 0.00 2872.22
NO YRS 48 46 50 51 46 49 51 51 50 50 50 47 30