GRANTS PASS, OREGON

Monthly Total Growing Degree Days

(353445)

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
1893 0.00 z 0.00 13.50 16.55 a 167.50 282.50 499.00 553.35 a 232.50 b 50.63 a 15.00 2.07 a 1832.60
1894 0.00 0.00 31.52 a 77.00 245.00 309.50 603.50 629.50 292.76 a 148.59 b 12.50 0.00 a 2349.86
1895 3.00 11.93 a 13.00 122.59 a 215.50 383.00 577.24 b 524.50 253.93 b 185.00 1.50 0.00 2291.18
1896 2.00 15.04 b 69.23 a 6.00 147.50 419.48 a 724.00 593.00 317.14 b 146.50 32.07 a 6.00 2477.96
1897 0.00 e 1.00 6.00 170.00 406.74 b 345.50 525.00 653.77 c 353.50 145.50 25.00 0.50 2632.51
1898 0.00 14.50 23.00 145.00 206.15 a 405.50 612.77 a 690.27 a 376.00 83.00 15.00 0.00 2571.18
1899 0.00 b 5.50 0.00 a 79.00 116.00 359.00 609.00 436.00 431.90 a 82.50 35.50 0.00 2154.40
1900 10.00 0.00 100.00 97.50 b 239.00 465.00 562.13 a 446.40 a 298.00 103.33 a 27.93 a 6.20 a 2355.50
1901 1.50 40.00 16.00 44.00 213.90 a 278.00 500.43 c 647.00 282.50 253.68 a 3.33 c 12.18 c 2292.52
1902 0.00 a 24.64 c 5.17 a 42.00 213.50 365.00 514.60 a 609.00 381.00 142.00 13.00 3.00 2312.91
1903 0.00 1.00 20.00 44.48 a 223.50 471.50 481.02 a 541.98 a 338.00 197.50 28.00 0.00 2346.98
1904 0.00 a 0.00 8.00 128.00 288.00 394.00 601.40 a 638.00 430.56 c 187.50 22.00 2.00 2699.46
1905 8.00 41.48 a 84.00 129.50 159.00 354.83 a 733.67 a 590.50 367.50 111.08 a 0.00 0.00 a 2579.56
1906 0.00 2.00 49.00 133.39 b 184.40 b 303.00 777.00 627.50 403.39 b 166.37 a 69.00 0.00 2715.05
1907 1.00 15.00 14.47 a 135.00 242.66 b 367.00 606.50 462.00 342.50 264.00 0.00 10.00 2460.12
1908 0.00 0.00 15.00 109.50 77.00 328.50 686.00 552.00 350.50 97.50 25.00 0.00 2241.00
1909 2.07 a 6.00 6.00 49.50 152.50 382.00 516.50 544.00 401.00 147.50 52.00 0.00 2259.07
1910 2.50 3.00 88.50 163.50 324.50 320.00 654.50 469.50 294.00 185.45 c 18.00 1.50 2524.95
1911 0.00 a 0.00 a 13.12 e 38.00 136.00 332.00 672.70 a 509.29 c 286.61 b 68.50 i 15.00 a 0.00 2002.71
1912 3.50 11.00 6.00 24.00 232.50 390.00 557.00 503.00 330.50 49.00 24.00 0.00 2130.50
1913 0.00 0.00 27.00 75.50 232.00 357.50 531.50 626.50 340.00 128.00 35.50 13.50 2367.00
1914 10.50 6.50 99.00 111.00 299.00 354.00 643.50 610.00 297.00 81.50 5.00 0.00 2517.00
1915 0.00 0.00 71.00 134.50 178.50 350.00 569.00 693.00 331.00 122.00 9.50 9.50 2468.00
1916 0.00 29.50 42.50 82.00 149.00 357.00 469.50 581.50 391.00 61.50 15.00 0.00 2178.50
1917 0.00 3.00 5.00 51.50 127.00 317.00 632.00 575.00 370.00 120.00 13.00 26.00 2239.50
1918 1.50 0.00 30.50 74.50 115.00 541.00 553.50 531.50 506.50 190.50 2.00 0.00 2546.50
1919 22.73 a 4.50 34.10 a 146.50 293.50 407.00 727.50 711.00 411.00 114.18 a 17.00 3.10 a 2892.12
1920 16.00 0.00 4.50 67.50 214.00 415.50 617.00 695.50 370.00 122.00 22.50 0.00 2544.50
1921 1.50 17.50 64.00 115.50 235.50 472.50 621.50 648.00 357.00 265.00 36.50 0.00 2834.50
1922 0.00 0.00 8.00 67.50 314.00 531.00 720.00 578.00 496.00 184.50 2.00 0.00 2901.00
1923 5.00 8.00 49.50 106.50 232.00 376.00 669.00 670.00 483.50 135.00 1.00 0.00 2735.50
1924 0.00 44.50 2.00 163.00 468.50 521.00 644.50 658.23 a 423.50 138.00 10.50 6.00 3079.73
1925 10.00 42.00 150.00 155.50 378.00 456.00 722.00 631.50 325.50 90.50 1.00 0.00 2962.00
1926 0.00 24.50 83.50 287.50 319.50 621.00 707.50 638.00 334.00 195.50 34.00 6.50 3251.50
1927 0.00 0.00 5.50 121.50 267.50 565.50 714.00 670.00 373.00 211.50 25.00 0.00 2953.50
1928 6.00 7.50 95.00 k 201.96 b 426.25 c 460.50 705.50 660.00 517.50 149.00 38.50 2.14 b 3174.85
1929 0.00 0.00 44.00 59.00 350.50 429.00 592.00 583.50 280.00 148.00 0.00 29.50 2515.50
1930 0.00 9.00 66.50 126.00 159.00 345.50 551.50 641.00 412.50 112.00 10.50 0.00 2433.50
1931 1.00 2.50 78.50 182.50 413.50 411.00 654.00 603.50 380.00 112.50 31.00 0.00 2870.00
1932 0.00 23.50 55.50 115.50 225.00 488.50 0.00 z 460.23 e 470.00 179.50 24.50 0.00 2042.23
1933 0.00 0.00 13.50 149.50 119.72 b 397.00 630.00 651.50 323.00 228.50 3.00 2.50 2518.22
1934 0.50 5.50 211.00 276.00 360.50 399.00 571.50 667.00 440.50 206.00 35.00 1.00 3173.50
1935 0.00 7.50 17.50 110.50 221.50 427.00 570.00 617.00 520.00 158.50 0.00 0.00 2649.50
1936 2.50 16.50 54.00 225.00 346.00 442.50 603.50 631.00 405.00 197.00 2.00 9.00 2934.00
1937 0.00 0.00 43.50 75.00 336.35 a 467.50 656.00 582.00 439.00 222.00 20.00 14.00 2855.35
1938 0.00 7.50 4.50 152.00 310.50 461.00 721.50 519.00 450.50 92.50 5.00 9.00 2733.00
1939 0.00 0.00 a 107.50 210.50 276.50 392.50 666.00 655.00 485.50 180.50 5.00 14.50 2993.50
1940 2.00 18.50 87.00 191.00 395.00 547.50 634.00 675.00 464.00 237.00 6.00 13.50 3270.50
1941 0.00 7.00 70.00 125.50 333.00 446.00 720.50 627.50 348.50 118.00 73.50 12.50 2882.00
1942 1.50 2.00 47.50 205.50 336.00 407.00 689.00 698.00 330.00 h 183.50 12.50 4.00 2586.50
1943 0.00 7.50 52.50 157.00 226.50 341.00 622.50 505.00 518.50 134.00 16.00 0.00 2580.50
1944 0.00 1.00 25.00 55.50 293.00 384.00 656.00 595.50 473.00 244.50 8.00 3.00 2738.50
1945 9.50 3.50 21.00 127.00 328.00 443.50 684.50 686.00 396.50 203.50 18.50 6.50 2928.00
1946 0.00 2.50 13.50 143.50 345.50 390.50 640.50 651.00 350.00 76.00 1.00 3.00 2617.00
1947 0.50 9.00 83.00 177.50 411.00 397.00 566.00 493.50 450.00 230.00 9.00 0.00 2826.50
1948 1.00 4.50 15.00 46.50 221.50 495.00 537.69 b 537.00 365.00 167.50 2.50 0.00 2393.19
1949 0.00 5.50 11.00 203.00 345.50 251.00 l 635.50 570.50 455.50 77.00 35.50 0.00 2339.00
1950 0.00 12.00 27.00 74.00 253.17 a 441.00 607.00 612.00 365.69 a 191.50 50.00 16.00 2649.36
1951 0.00 11.93 a 17.50 193.45 a 244.50 477.50 622.00 554.50 477.50 141.05 a 13.50 0.00 2753.42
1952 0.00 1.50 24.50 128.50 273.00 359.00 702.00 604.50 497.50 239.50 0.00 0.00 2830.00
1953 10.33 a 7.26 a 12.50 102.00 132.50 281.00 573.00 569.88 a 501.72 a 98.50 47.59 a 4.50 2340.79
1954 0.00 4.67 a 6.50 130.00 323.95 a 315.50 554.50 486.50 349.00 132.02 b 31.00 0.00 2333.63
1955 0.00 0.00 23.50 35.00 247.00 450.50 532.50 645.00 402.50 197.50 23.50 10.50 2567.50
1956 0.50 0.00 21.50 172.50 349.78 a 436.55 a 723.50 608.12 a 441.21 a 148.50 0.00 7.50 2909.66
1957 0.00 18.50 59.93 a 133.97 a 346.00 543.50 599.50 533.50 534.50 94.50 1.00 4.00 2868.90
1958 0.00 26.50 8.00 124.50 469.00 534.00 789.47 a 780.00 418.00 204.60 a 77.00 19.50 3450.57
1959 9.50 2.50 16.00 177.00 228.00 485.50 740.00 594.50 354.00 186.00 a 1.00 0.00 2794.00
1960 9.50 1.50 117.00 127.50 240.00 560.00 764.50 621.00 490.00 155.00 15.50 0.50 3102.00
1961 6.00 15.00 22.50 131.50 245.00 616.50 675.50 732.50 304.00 169.47 a 1.00 0.00 2918.97
1962 0.00 0.00 23.50 185.50 166.50 435.50 660.00 580.50 464.50 0.00 z 42.50 4.50 2563.00
1963 0.00 40.00 13.00 52.50 322.00 421.00 547.00 591.00 517.00 185.00 9.50 0.00 2698.00
1964 0.00 0.00 22.50 76.50 242.50 423.50 680.50 632.00 416.50 268.00 25.50 20.00 2807.50
1965 5.50 1.00 24.00 155.50 255.50 456.00 703.50 644.50 405.00 280.50 43.00 0.00 2974.00
1966 0.00 0.00 67.50 183.00 342.50 457.00 599.00 679.00 493.00 209.50 39.50 2.50 3072.50
1967 0.00 0.00 22.00 5.00 335.50 552.00 757.50 820.00 572.31 d 160.00 31.50 0.00 3255.81
1968 2.50 62.00 75.50 127.50 265.00 525.50 721.00 591.00 479.00 165.00 30.00 0.50 3044.50
1969 5.00 0.00 55.50 107.00 425.50 538.00 631.00 603.00 491.50 83.00 20.50 4.50 2964.50
1970 15.00 3.50 30.50 25.00 316.00 587.00 738.50 668.50 371.00 177.00 29.00 0.00 2961.00
1971 0.00 17.00 23.00 61.50 265.00 387.00 705.50 736.00 376.50 153.00 0.00 0.00 2724.50
1972 0.50 16.00 116.50 87.50 347.50 509.50 755.00 687.50 382.00 175.00 7.50 4.50 3089.00
1973 6.50 13.50 8.00 131.50 391.00 504.00 706.00 630.00 460.50 122.00 18.50 5.00 2996.50
1974 6.00 0.00 39.00 72.00 249.50 544.50 629.50 696.00 555.50 166.00 21.00 3.00 2982.00
1975 4.50 3.50 7.00 16.50 311.00 441.00 664.00 551.00 536.00 149.50 6.00 2.00 2692.00
1976 0.00 5.50 24.00 54.50 292.00 382.00 661.00 567.00 487.00 203.00 50.00 0.00 2726.00
1977 0.00 7.50 14.50 187.00 137.50 591.00 632.50 749.50 391.00 149.00 33.50 19.50 2912.50
1978 1.50 10.50 102.00 81.50 231.50 466.50 647.50 598.50 303.00 246.00 2.50 3.00 2694.00
1979 2.00 5.00 95.00 109.00 325.00 460.50 629.00 579.50 484.50 279.00 b 12.00 8.50 2989.00
1980 1.50 30.50 4.50 149.00 244.50 0.00 z 675.00 563.00 497.00 253.00 46.50 14.00 2478.50
1981 9.00 9.50 36.00 180.50 279.00 482.00 660.00 0.00 z 0.00 z 133.82 a 24.00 5.50 1819.32
1982 0.00 27.00 18.50 84.50 329.00 528.50 643.50 648.00 400.50 212.00 3.50 4.50 2899.50
1983 5.50 7.00 36.50 71.50 340.50 428.00 539.00 642.00 374.00 197.00 32.50 6.50 2680.00
1984 4.00 3.50 57.50 87.50 288.50 427.00 729.50 665.50 450.00 143.50 7.00 0.00 2863.50
1985 0.00 12.00 16.00 225.00 0.00 z 0.00 z 779.50 640.00 0.00 z 162.23 a 2.50 0.00 1837.23
1986 11.00 51.50 136.00 125.50 309.50 598.00 592.50 797.50 333.00 201.50 5.50 0.00 3161.50
1987 6.50 1.50 41.50 246.50 382.50 624.50 615.00 704.00 455.00 0.00 z 39.64 b 9.00 3125.64
1988 5.00 28.50 21.00 184.00 247.00 444.50 757.50 692.50 525.00 378.00 35.00 0.00 3318.00
1989 0.00 3.00 42.00 258.50 279.50 524.50 605.00 630.50 485.50 183.00 8.00 13.00 3032.50
1990 4.00 13.00 87.00 251.50 234.50 456.50 774.00 695.00 576.00 204.00 9.50 0.00 3305.00
1991 7.00 22.50 16.50 58.50 0.00 z 329.00 627.00 614.50 488.00 254.00 63.50 0.00 2480.50
1992 0.00 35.50 53.00 184.50 383.00 519.00 610.00 635.00 379.50 193.00 19.00 0.00 3011.50
1993 0.00 0.50 72.00 51.50 254.00 352.50 415.50 514.00 407.50 207.50 0.00 5.00 2280.00
1994 1.50 2.50 37.50 97.50 281.00 376.50 686.00 564.50 442.50 91.00 2.00 1.50 2584.00
1995 12.00 59.00 10.00 61.00 217.50 336.50 609.50 497.50 484.50 113.00 80.50 15.50 2496.50
1996 0.00 39.00 38.50 84.00 158.00 355.50 712.00 615.50 307.50 184.50 10.50 0.50 2505.50
1997 2.50 0.00 43.00 92.50 315.50 364.00 556.50 630.50 405.00 126.50 22.50 0.00 2558.50
1998 3.00 0.00 54.50 88.00 152.00 394.00 700.00 636.00 475.00 96.50 8.50 1.50 2609.00
1999 0.00 2.50 8.50 78.50 188.07 a 362.50 568.50 625.00 421.00 149.50 39.00 0.00 2443.07
2000 0.00 8.00 9.00 132.50 246.00 439.50 568.50 600.00 416.00 157.00 8.50 0.00 2585.00
2001 0.00 0.00 60.00 65.50 328.50 373.00 581.50 655.00 460.50 148.50 19.50 0.00 z 2692.00
2002 6.00 6.50 9.50 121.00 212.50 502.00 0.00 z 624.00 470.50 111.00 0.00 z 1.50 2064.50
2003 0.00 z 5.00 0.00 z 36.50 0.00 z 566.00 810.50 723.00 572.50 0.00 z 4.50 0.00 2718.00
2004 1.00 0.00 125.50 175.00 0.00 z 524.00 768.50 766.00 421.50 216.00 1.00 8.00 3006.50
2005 0.00 6.50 59.50 109.00 316.50 372.00 756.50 756.50 403.00 168.50 6.21 a 1.50 2955.71
2006 0.00 4.50 6.00 110.50 315.17 a 557.50 819.00 656.50 472.00 160.50 42.00 2.50 3146.17
2007 0.00 a 5.00 69.50 117.50 326.53 a 468.50 726.00 652.50 412.00 89.50 24.31 a 9.00 2900.34
2008 0.00 a 1.00 17.50 62.50 313.50 429.50 706.00 687.00 500.00 161.00 34.50 0.00 2912.50
2009 1.60 b 0.00 24.00 91.50 350.82 a 508.50 785.00 684.00 524.00 116.00 7.50 1.00 3093.92
2010 4.50 7.50 19.50 57.00 151.00 400.00 712.00 662.50 437.00 190.00 38.50 3.50 2683.00
2011 2.50 0.00 14.00 40.50 148.50 413.50 570.50 700.00 534.50 178.00 3.00 6.00 2611.00
2012 1.00 3.50 6.50 141.00 294.50 396.50 689.00 744.50 534.50 216.50 34.50 1.00 3063.00
2013 0.00 0.00 45.98 a 10.00 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 45.98
Period of Record Statistics
MEAN 2.51 9.88 40.29 116.65 269.43 435.09 645.45 621.15 417.98 164.55 20.06 4.06 2736.33
S.D. 4.04 13.30 36.65 60.06 82.79 81.18 80.81 74.88 77.04 56.07 18.05 5.90 296.87
SKEW 2.17 1.91 1.61 0.49 0.00 0.33 -0.14 -0.11 -0.09 0.47 1.11 1.90 0.01
MAX 22.73 62.00 211.00 287.50 469.00 624.50 819.00 820.00 576.00 378.00 80.50 29.50 3450.57
MIN 0.00 0.00 0.00 5.00 77.00 278.00 415.50 436.00 232.50 49.00 0.00 0.00 2130.50
NO YRS 119 121 119 120 116 117 118 119 117 116 119 119 104