SQUAW BUTTE EXPERIMENT, OREGON

Monthly Total Growing Degree Days

(358029)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201212
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
1937 0.00 b 2.50 3.50 77.00 392.00 528.00 878.33 a 809.00 641.00 306.90 a 36.00 8.50 3682.73
1938 2.50 0.00 1.00 147.00 329.00 615.00 915.00 778.50 648.00 219.50 5.00 11.50 3672.00
1939 2.50 0.00 109.53 a 256.50 447.50 473.00 912.50 891.00 582.93 a 279.00 a 38.79 a 24.00 4017.26
1940 0.00 3.50 90.00 145.50 484.00 725.69 a 862.32 a 908.00 520.86 a 292.00 5.50 3.00 4040.37
1941 0.00 0.00 59.00 147.41 a 361.00 465.50 852.00 707.00 375.50 201.00 79.50 6.00 3253.91
1942 0.00 0.00 18.50 165.50 229.40 a 426.50 872.50 853.00 573.50 293.50 21.00 0.00 3453.40
1943 0.00 0.00 a 36.00 212.00 245.50 344.50 788.50 667.50 649.00 230.43 a 18.00 0.00 a 3191.43
1944 0.00 0.00 21.00 73.00 258.00 351.00 662.50 651.00 499.50 312.50 0.50 1.50 2830.50
1945 6.00 0.00 8.00 91.50 259.00 393.62 a 831.00 776.00 488.00 336.00 19.00 2.00 3210.12
1946 0.00 0.00 21.50 178.00 305.50 455.50 831.83 a 893.00 443.00 71.00 8.50 11.00 3218.83
1947 0.00 0.00 99.00 195.00 555.00 428.00 846.00 728.50 486.00 277.00 10.50 0.50 3625.50
1948 11.22 b 8.50 15.00 79.50 271.50 602.00 756.40 a 694.00 449.50 246.97 a 5.00 0.00 3139.59
1949 0.00 0.00 10.50 212.50 391.24 b 315.50 n 780.88 b 722.82 a 554.48 a 90.79 c 90.00 0.00 e 2853.21
1950 1.00 4.67 a 19.12 a 100.00 c 249.55 a 445.50 838.00 503.00 l 202.00 o 332.06 e 67.76 a 4.13 a 2061.78
1951 0.50 10.37 a 23.00 212.59 a 343.58 a 537.12 d 865.70 d 784.00 609.83 a 161.72 a 7.00 0.00 a 3555.40
1952 0.52 a 0.00 0.00 j 187.00 g 352.00 474.83 a 829.50 842.50 643.50 453.50 15.00 a 0.00 a 3611.34
1953 33.07 a 27.00 42.00 139.50 182.50 354.00 851.50 749.50 729.60 e 234.50 h 92.50 0.00 3201.17
1954 1.55 a 20.46 b 19.00 171.00 435.03 a 406.00 857.50 682.52 a 492.32 b 255.75 e 127.00 0.00 a 3468.13
1955 0.00 0.00 c 23.77 a 29.00 273.46 c 632.00 701.63 a 908.09 b 546.96 b 306.79 b 76.55 a 21.70 a 3519.96
1956 1.50 0.00 72.16 b 222.00 393.91 b 447.50 878.33 a 777.30 d 576.50 275.26 b 68.65 d 9.30 a 3722.41
1957 0.00 a 14.58 d 34.10 a 129.00 357.50 584.50 733.67 a 702.50 618.89 c 115.14 c 3.21 b 5.00 3298.10
1958 0.00 10.50 2.07 a 80.50 515.00 556.55 a 838.50 899.50 454.00 334.00 61.73 d 10.00 3762.35
1959 10.00 2.59 a 35.00 191.79 b 208.00 602.00 910.00 738.50 397.24 a 281.00 69.64 b 0.00 e 3445.76
1960 0.00 g 0.00 a 108.50 a 132.50 223.00 593.00 967.50 712.50 616.50 282.21 b 20.00 0.00 b 3655.71
1961 1.00 19.70 a 38.75 a 139.80 e 212.00 758.50 934.50 949.50 387.50 280.03 a 17.50 0.00 a 3738.79
1962 3.10 a 1.50 17.22 d 252.22 c 218.50 564.00 794.00 585.50 g 464.00 g 232.50 73.45 a 0.00 c 2156.49
1963 0.00 i 54.44 a 25.00 65.50 364.00 478.00 680.00 787.00 683.00 325.50 26.50 j 4.13 a 3466.58
1964 0.00 a 2.07 a 20.67 a 87.50 259.76 b 455.19 d 806.00 d 729.57 b 482.07 a 369.93 a 39.23 d 9.62 b 3261.61
1965 2.50 12.50 14.47 a 157.00 266.94 d 526.07 b 790.50 a 691.41 c 410.17 a 315.00 f 76.00 3.58 e 2951.14
1966 2.07 a 0.00 a 102.00 g 187.22 c 464.45 c 232.00 o 723.50 789.00 583.97 a 260.92 a 69.83 a 0.00 b 3080.95
1967 0.00 a 5.00 f 18.50 5.69 a 341.00 562.76 a 922.50 958.93 a 649.82 b 194.94 e 71.00 i 10.33 d 3664.48
1968 0.00 a 31.00 66.00 96.50 286.50 558.62 a 914.50 616.50 507.00 186.50 8.00 4.13 a 3275.25
1969 0.00 z 0.00 47.50 k 125.50 432.50 562.00 783.50 777.50 584.44 c 112.50 53.50 1.55 a 3432.99
1970 8.50 6.74 a 8.00 24.00 341.50 613.50 858.50 904.00 363.50 192.00 10.50 0.50 j 3330.74
1971 0.00 g 20.00 9.82 a 73.97 a 298.50 419.50 841.00 965.50 386.50 204.50 12.50 0.00 c 3231.78
1972 0.00 a 15.50 88.50 97.00 369.00 627.22 c 785.85 a 797.00 342.32 b 255.50 9.50 12.00 3399.39
1973 0.50 0.00 a 6.00 136.50 457.25 a 620.17 a 898.00 840.62 a 518.00 211.50 25.00 2.50 3716.04
1974 7.00 0.00 27.00 73.50 267.50 724.00 814.00 823.50 691.00 292.50 34.50 1.07 b 3755.57
1975 5.17 d 0.50 i 4.00 r 30.00 d 341.00 d 547.50 754.00 f 716.62 a 724.50 225.00 77.31 d 29.50 i 2667.09
1976 5.00 g 3.50 f 31.00 93.10 a 414.07 c 456.00 855.00 627.00 592.50 283.43 c 147.93 a 15.00 3515.03
1977 0.00 37.50 21.00 263.00 149.50 684.50 779.00 918.50 450.50 280.50 26.38 a 18.50 3628.88
1978 0.00 4.50 144.00 0.00 z 208.00 543.50 853.00 773.00 434.48 a 388.50 48.50 0.00 3397.48
1979 0.00 a 0.00 b 48.50 h 112.00 396.00 611.00 869.50 786.00 673.00 397.50 3.00 8.00 3856.00
1980 0.00 13.00 7.00 208.00 301.50 422.59 a 836.00 727.50 548.00 278.48 a 71.54 d 21.50 g 3413.61
1981 0.00 l 3.00 27.50 160.18 b 217.00 d 483.00 741.93 a 951.00 581.00 161.64 c 61.50 g 0.00 n 3326.25
1982 0.00 z 0.00 z 0.00 x 42.00 p 129.00 n 593.00 755.00 830.80 a 458.50 166.00 3.50 k 0.00 t 2803.30
1983 2.50 v 0.00 r 5.00 p 7.00 w 391.12 a 502.76 a 657.00 845.78 a 500.50 181.00 l 25.00 n 0.00 n 2897.16
1984 0.00 n 0.00 q 2.50 s 13.00 p 84.50 s 266.50 m 599.00 k 466.50 o 155.50 u 34.50 z 1.50 q 0.00 0.00
1985 0.00 0.00 12.50 278.00 365.00 298.50 o 994.00 748.50 155.00 p 24.50 z 0.00 r 0.00 j 2398.00
1986 0.50 49.00 126.58 a 88.50 346.50 742.00 696.00 951.50 306.00 307.50 42.50 0.00 3656.58
1987 1.50 0.00 28.00 295.00 429.00 666.50 678.00 806.00 689.50 481.50 23.00 i 8.50 4083.50
1988 0.00 25.00 44.50 185.00 311.00 567.50 915.50 831.00 528.00 545.50 43.50 0.00 3996.50
1989 0.00 0.00 a 27.00 235.50 291.00 641.00 840.00 687.00 559.00 266.50 75.50 8.50 3631.00
1990 4.00 19.50 81.50 321.00 237.50 572.00 933.50 854.50 748.00 223.00 57.50 0.00 z 4052.00
1991 2.50 35.00 19.50 98.50 220.50 417.00 910.50 901.50 692.00 418.50 33.00 0.00 3748.50
1992 4.50 46.50 123.00 246.00 602.50 703.50 775.00 870.07 a 554.00 355.50 9.00 0.00 4289.57
1993 0.00 0.00 18.00 73.50 426.50 429.00 517.50 648.42 a 641.50 335.50 5.50 0.00 z 3095.42
1994 0.00 z 0.00 117.00 192.00 416.00 589.00 976.00 869.00 676.50 213.00 5.50 0.00 4054.00
1995 3.00 91.00 26.00 101.00 326.00 482.00 806.00 732.00 659.50 215.50 112.50 12.50 3567.00
1996 3.50 25.50 55.50 147.50 249.50 0.00 z 860.50 859.00 468.50 273.50 39.00 0.50 2982.50
1997 3.10 a 1.00 50.50 97.00 492.00 504.50 802.00 873.00 566.50 182.50 31.00 0.00 a 3603.10
1998 1.00 0.00 34.00 76.00 219.50 494.00 976.00 931.00 724.50 190.50 0.00 z 5.00 3651.50
1999 4.50 0.00 30.50 0.00 z 266.50 477.93 a 783.00 828.50 483.62 a 364.50 134.48 a 0.00 a 3373.53
2000 0.00 l 0.00 c 32.11 c 190.00 c 334.50 500.50 f 554.50 k 0.00 z 374.50 i 202.50 h 0.00 p 0.00 l 556.61
2001 0.00 j 0.00 i 37.00 n 44.00 m 510.00 239.00 m 578.00 l 596.50 l 662.88 d 341.00 c 36.00 0.00 c 1549.88
2002 1.50 0.00 26.50 i 150.00 255.23 a 525.00 1017.00 420.50 n 608.50 208.50 39.00 0.50 2805.23
2003 17.50 10.50 177.00 96.00 336.00 586.50 778.50 h 614.50 j 331.50 m 401.50 8.50 f 0.00 e 1625.00
2004 0.00 0.00 f 117.00 g 197.50 217.00 j 483.00 f 708.50 h 682.50 h 357.50 j 227.00 g 27.00 h 4.50 i 197.50
2005 3.50 f 3.00 77.00 f 86.50 h 257.50 i 330.00 h 586.00 l 555.00 k 380.00 j 202.00 i 20.50 h 0.00 k 3.00
2006 0.00 m 0.00 j 5.00 i 3.00 l 102.50 o 441.50 j 583.50 l 569.00 i 217.00 o 169.00 k 41.00 l 0.00 m 0.00
2007 0.00 l 16.00 h 62.00 k 80.50 o 181.50 o 319.50 k 383.50 s 457.50 n 215.50 m 72.50 l 43.50 n 2.00 m 0.00
2008 0.00 i 0.50 g 6.00 j 50.50 i 192.00 l 345.50 k 612.50 j 564.50 j 452.00 h 246.00 i 40.50 n 7.00 i 0.00
2009 11.50 k 1.50 h 10.00 j 106.00 k 217.00 k 396.50 j 662.50 i 530.00 l 414.00 i 83.00 j 29.00 i 0.00 j 0.00
2010 0.00 m 0.00 j 21.00 i 52.50 j 98.00 k 303.00 k 477.00 m 509.00 i 413.50 i 316.50 86.00 3.00 405.50
2011 2.50 11.00 13.50 45.54 b 141.50 404.00 757.00 908.50 716.50 275.68 c 0.00 z 0.00 3275.71
2012 2.07 a 5.50 37.89 d 189.50 352.50 488.00 930.00 953.25 c 728.00 312.00 71.50 0.50 4070.71
2013 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
Period of Record Statistics
MEAN 2.57 10.30 42.31 144.12 331.17 532.97 830.03 805.41 558.13 273.16 44.34 4.13 3571.95
S.D. 5.20 16.94 39.68 71.31 99.28 100.26 91.44 93.83 110.85 89.74 36.34 5.82 308.72
SKEW 4.03 2.48 1.51 0.33 0.44 0.25 -0.60 -0.07 -0.23 0.36 0.86 1.59 0.04
MAX 33.07 91.00 177.00 321.00 602.50 758.50 1017.00 965.50 748.00 545.50 147.93 24.00 4289.57
MIN 0.00 0.00 1.00 5.69 141.50 344.50 517.50 616.50 306.00 71.00 0.50 0.00 2830.50
NO YRS 59 63 59 63 67 62 64 62 63 64 58 60 34