ORLEANS, CALIFORNIA

Monthly Total Growing Degree Days

(046508)

Base Temperature = 50 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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
1903 0.00 z 0.00 z 0.00 z 229.00 513.50 645.50 741.00 787.00 640.00 451.50 134.00 8.50 4150.00
1904 7.00 4.00 28.00 278.00 573.50 671.00 812.50 859.50 628.50 402.50 186.50 20.50 4471.50
1905 59.00 132.50 241.50 379.00 306.38 a 642.50 951.50 820.50 643.00 356.50 53.00 5.00 4590.38
1906 0.00 z 0.00 z 122.50 376.00 458.00 544.00 1020.00 954.00 634.00 391.00 137.00 27.50 4664.00
1907 21.50 181.00 96.00 377.50 490.50 607.00 891.50 830.50 640.34 a 540.00 160.50 60.50 4896.84
1908 27.00 52.50 174.00 386.00 0.00 z 610.50 1021.00 930.00 661.50 327.50 181.00 18.00 4389.00
1909 27.50 48.50 160.50 375.50 462.50 663.00 769.00 871.50 696.00 411.50 122.50 5.50 4613.50
1910 5.50 16.00 314.00 405.00 610.50 591.50 940.00 862.00 644.50 458.50 103.00 47.50 4998.00
1911 0.50 8.50 260.00 282.00 388.00 635.50 953.00 823.50 540.00 359.00 91.50 8.50 4350.00
1912 36.50 94.50 133.00 242.00 461.50 627.50 806.00 758.00 602.00 263.00 100.00 3.50 4127.50
1913 3.50 37.00 110.50 243.00 496.00 610.00 831.00 881.00 633.00 369.00 123.50 8.00 4345.50
1914 24.50 40.50 311.00 294.50 554.00 576.00 886.50 906.50 540.50 381.50 107.50 0.50 4623.50
1915 5.00 37.50 233.50 356.50 358.00 609.50 816.50 857.50 520.00 322.50 68.00 24.50 4209.00
1916 0.00 72.50 130.50 228.00 249.50 483.00 599.00 666.50 494.00 186.00 29.50 0.00 3138.50
1917 0.00 3.00 20.50 151.50 265.00 472.00 794.50 728.00 525.00 310.00 70.00 49.00 3388.50
1918 21.00 20.50 105.50 254.00 317.00 659.50 638.00 684.50 558.00 322.50 32.50 4.00 3617.00
1919 10.85 a 4.00 104.00 269.00 364.50 452.50 740.50 731.50 461.00 166.50 30.00 3.50 3337.85
1920 26.50 24.00 41.00 140.00 356.50 533.50 670.50 806.50 493.50 182.50 29.00 0.00 3303.50
1921 0.00 49.00 170.50 195.00 309.50 540.50 764.00 732.50 494.50 360.50 99.50 5.00 3720.50
1922 2.50 0.50 29.50 185.50 364.50 619.00 850.50 662.50 552.50 262.00 17.50 2.50 3549.00
1923 2.00 44.00 159.50 202.00 337.50 424.00 680.50 706.00 552.00 199.50 84.50 0.00 3391.50
1924 3.50 56.50 46.50 310.50 510.50 590.00 720.50 718.50 473.50 186.00 45.50 0.00 3661.50
1925 19.50 25.00 142.00 215.00 395.50 510.00 789.50 678.50 354.50 204.50 20.50 4.50 3359.00
1926 0.00 37.00 247.50 349.00 346.50 654.50 742.50 689.00 427.50 257.00 73.00 9.50 3833.00
1927 0.00 4.50 89.50 186.00 266.00 516.50 707.00 677.00 415.50 241.00 55.00 12.00 3170.00
1928 2.00 10.50 132.00 145.00 475.00 476.50 734.50 698.50 483.50 235.00 47.50 0.00 3440.00
1929 0.00 2.50 50.50 85.00 303.50 414.00 603.00 621.00 369.00 209.50 3.50 16.50 2678.00
1930 0.00 26.50 94.50 147.50 182.00 461.00 625.00 579.00 414.00 165.50 10.00 0.00 2705.00
1931 1.00 8.50 63.50 199.50 457.50 411.00 739.50 651.00 396.00 167.50 48.00 0.00 3143.00
1932 0.00 15.50 63.00 93.50 276.00 562.00 584.00 609.50 495.00 162.50 36.00 4.00 2901.00
1933 0.00 0.00 24.00 186.50 158.50 430.00 693.50 682.50 360.50 276.50 22.50 0.00 2834.50
1934 4.50 31.00 239.00 283.00 389.00 483.50 607.00 683.00 468.00 229.50 60.50 0.50 3478.50
1935 0.00 9.00 33.00 180.00 350.00 518.50 593.50 657.50 511.00 187.50 9.50 0.00 3049.50
1936 2.00 24.00 87.50 267.50 409.50 463.00 617.50 630.00 440.00 182.00 7.00 1.00 3131.00
1937 0.00 0.50 38.00 95.50 326.50 502.00 738.00 591.00 435.00 245.00 33.50 0.00 3005.00
1938 0.00 7.00 9.50 156.00 366.50 542.00 738.00 559.00 475.50 156.50 15.50 16.00 3041.50
1939 0.00 2.00 162.00 264.50 358.50 441.00 737.00 757.00 553.50 287.00 39.50 19.00 3621.00
1940 13.00 32.50 100.50 215.50 420.00 639.50 628.50 730.50 477.50 310.50 36.00 17.00 3621.00
1941 3.00 38.00 151.00 158.00 356.00 433.50 788.50 609.00 416.50 213.50 124.00 19.50 3310.50
1942 0.50 7.50 31.50 138.50 228.50 408.50 709.00 742.50 506.00 294.50 21.50 3.00 3091.50
1943 2.50 23.50 111.00 213.00 298.00 387.00 648.00 563.50 661.50 224.00 29.00 2.00 3163.00
1944 0.00 8.50 67.00 95.00 287.50 412.00 667.00 615.50 537.50 324.50 21.50 4.00 3040.00
1945 9.50 11.00 26.00 170.00 305.50 486.00 778.00 688.50 548.00 324.50 40.50 10.50 3398.00
1946 3.50 6.00 52.00 170.50 360.00 385.00 669.50 722.50 454.00 140.50 2.50 0.50 2966.50
1947 2.00 28.00 127.50 225.00 391.00 419.00 510.00 566.50 523.50 166.00 18.00 1.00 2977.50
1948 1.50 11.00 44.00 70.00 263.50 535.50 618.00 585.50 457.00 262.50 19.50 0.00 2868.00
1949 0.00 12.50 14.50 223.00 359.00 531.50 695.00 565.00 557.00 180.50 66.50 0.00 3204.50
1950 0.00 24.00 7.50 h 141.50 347.50 467.50 748.50 726.50 508.00 265.50 83.00 21.00 3333.00
1951 1.00 26.00 36.50 261.50 350.00 608.00 678.00 724.50 605.17 a 248.00 38.00 0.00 3576.67
1952 0.00 2.00 36.00 190.00 346.00 404.50 813.50 784.00 666.50 374.50 11.00 0.00 3628.00
1953 19.50 13.50 39.50 142.00 224.00 338.50 670.00 610.00 636.00 220.00 94.50 3.00 3010.50
1954 1.50 17.50 21.50 227.50 378.50 371.50 651.00 569.00 429.00 183.50 44.00 3.00 2897.50
1955 0.00 0.50 43.40 a 51.50 311.00 473.00 551.50 696.00 476.54 d 263.50 34.50 15.00 2916.44
1956 0.50 0.00 37.00 197.50 355.00 417.00 756.00 649.50 500.50 215.00 54.50 3.50 3186.00
1957 0.00 37.50 53.00 181.50 422.00 612.50 24.50 z 0.00 z 581.00 197.00 13.00 0.50 2098.00
1958 0.50 44.50 23.00 178.00 455.00 532.50 857.09 d 869.50 545.00 320.00 116.90 a 40.00 3981.99
1959 4.00 15.50 55.50 237.00 271.00 500.50 807.50 723.00 368.00 h 303.50 18.10 a 0.00 2935.60
1960 3.50 4.00 138.50 147.93 a 255.00 626.00 825.00 693.00 582.50 260.00 42.50 0.00 3577.93
1961 11.00 22.00 41.50 205.00 257.50 606.00 733.50 778.00 464.00 219.00 15.00 g 0.00 3337.50
1962 0.00 2.50 55.00 232.00 223.00 507.50 740.00 627.50 530.50 229.50 60.50 14.00 3222.00
1963 0.00 102.00 31.50 59.00 309.00 507.50 595.50 645.00 590.50 296.00 26.50 0.00 3162.50
1964 0.00 0.00 40.50 110.50 266.50 439.50 693.50 674.50 506.50 308.50 23.50 21.00 3084.50
1965 0.00 2.00 54.00 177.00 276.50 447.50 726.50 666.00 474.00 300.50 75.50 0.00 3199.50
1966 0.50 0.00 77.00 253.00 389.00 405.52 a 659.50 825.00 585.50 296.00 58.50 0.00 3549.52
1967 0.00 2.00 27.00 4.00 354.00 563.50 760.50 877.00 645.00 291.50 93.00 0.00 3617.50
1968 0.50 77.00 97.50 170.00 306.00 551.00 769.50 629.41 c 485.40 e 253.50 83.00 0.00 3422.81
1969 0.00 0.50 60.50 126.50 465.50 535.00 745.50 687.00 593.50 148.00 61.00 0.50 3423.50
1970 10.50 23.50 93.50 43.50 371.00 616.61 b 805.00 716.00 494.50 221.50 66.00 0.00 3461.61
1971 3.00 15.50 35.50 123.50 288.00 420.54 b 714.50 739.50 473.79 a 221.13 a 16.00 0.00 3050.96
1972 1.00 25.50 174.00 129.00 371.00 574.00 769.00 739.50 452.50 305.19 b 29.50 0.50 3570.69
1973 4.50 23.00 29.50 257.50 449.50 b 574.14 a 751.00 667.00 562.00 242.50 29.00 7.50 3597.14
1974 16.00 0.00 106.00 149.00 326.53 a 586.00 692.33 a 740.50 669.31 a 302.77 a 48.50 12.50 3649.44
1975 2.00 14.00 36.68 a 61.07 b 380.78 a 516.00 657.31 d 641.70 a 658.50 234.50 32.50 15.50 3250.55
1976 8.50 7.50 60.00 110.00 388.57 b 463.50 705.25 a 588.43 d 598.50 339.40 b 144.64 b 0.00 b 3414.28
1977 0.50 65.00 33.50 217.50 186.00 621.50 0.00 z 794.00 546.50 316.00 48.10 a 16.61 c 2845.21
1978 14.43 b 61.38 b 212.00 130.00 352.50 567.00 757.95 a 723.33 a 428.04 b 392.50 25.00 0.00 3664.13
1979 4.50 9.00 136.50 163.00 468.10 a 516.50 723.50 630.33 a 633.21 b 358.50 49.00 5.34 b 3697.49
1980 19.63 a 29.56 c 54.50 219.50 302.77 a 412.24 a 0.00 z 724.00 580.71 b 334.59 b 66.50 20.50 2764.50
1981 29.50 41.48 a 78.00 239.48 a 352.88 a 527.07 a 733.31 b 722.00 539.48 a 211.83 d 77.00 16.50 3568.54
1982 0.00 27.50 44.50 133.00 414.50 583.50 647.00 682.50 482.50 227.00 8.79 a 11.50 3262.29
1983 5.68 a 11.50 68.50 96.00 415.00 493.00 577.00 694.92 a 559.50 176.50 n 37.00 7.75 a 2965.85
1984 5.50 8.00 129.50 115.00 366.00 481.50 799.50 657.00 538.00 231.00 19.00 0.00 3350.00
1985 0.00 43.00 47.00 294.00 319.50 637.00 796.50 668.50 471.50 288.00 31.50 0.50 3597.00
1986 18.00 73.50 225.50 188.79 a 355.00 622.50 648.50 818.00 422.00 348.50 62.00 0.00 3782.29
1987 3.00 15.50 73.50 301.50 433.00 627.50 607.00 541.50 j 328.50 349.00 87.00 12.00 2837.50
1988 0.00 70.00 105.00 217.00 292.00 138.50 o 768.50 769.50 602.00 459.50 63.00 3.50 3350.00
1989 0.00 13.00 76.00 326.00 352.50 525.50 601.50 679.50 552.00 232.50 44.00 6.00 3408.50
1990 1.00 5.50 109.00 276.00 217.50 438.50 732.50 628.00 505.50 191.50 7.00 0.00 3112.00
1991 0.50 15.50 44.50 163.50 259.62 c 447.00 826.00 708.50 702.50 393.18 a 90.00 0.00 3650.81
1992 8.50 79.00 205.50 306.00 552.00 575.00 746.50 748.50 566.00 350.50 71.00 0.00 4208.50
1993 1.00 14.50 166.00 146.00 381.00 448.50 617.50 681.50 548.50 365.00 15.00 9.00 3393.50
1994 5.00 20.50 152.00 225.50 388.50 479.50 542.00 i 630.50 589.50 257.50 1.00 p 0.00 2748.50
1995 5.50 115.00 i 70.50 145.00 360.63 a 490.50 704.98 b 627.00 591.50 307.00 150.00 57.50 3510.12
1996 2.50 82.00 120.00 222.00 305.00 488.50 847.50 720.50 529.50 257.00 49.00 4.50 3628.00
1997 13.00 8.50 139.50 205.00 491.50 490.50 732.00 717.00 521.00 215.50 57.50 0.00 3591.00
1998 0.50 5.50 99.50 173.50 260.00 548.50 760.00 777.50 635.00 200.50 24.00 0.00 3484.50
1999 0.00 0.00 20.50 162.00 292.50 466.00 654.50 671.50 548.00 209.77 a 83.50 0.00 3108.27
2000 0.00 14.50 63.00 235.00 344.50 632.50 643.50 694.00 548.00 233.00 23.00 0.00 3431.00
2001 0.00 a 5.50 136.50 131.50 526.50 480.50 744.00 717.50 582.00 300.00 56.50 1.00 3681.50
2002 3.00 27.00 52.50 251.00 352.00 542.00 819.00 761.00 596.00 264.50 30.50 3.00 3701.50
2003 30.00 10.50 101.50 82.50 339.00 595.00 812.00 782.00 681.50 434.00 8.00 0.00 3876.00
2004 0.50 2.00 179.50 279.00 369.00 537.00 798.00 765.18 a 506.50 268.50 28.00 13.00 3746.18
2005 0.00 20.00 114.50 161.00 356.50 431.00 788.00 799.00 464.50 263.00 14.00 6.50 3418.00
2006 0.00 4.50 11.50 181.50 428.00 615.00 808.50 669.50 502.50 207.00 60.50 5.50 3494.00
2007 0.00 8.50 119.00 210.00 418.50 501.50 751.00 701.00 526.00 196.50 55.00 8.50 3495.50
2008 0.00 5.00 34.00 136.50 396.00 495.00 678.50 720.50 595.00 229.00 62.00 4.00 3355.50
2009 0.00 0.00 76.00 150.00 437.50 527.00 818.50 721.50 580.00 233.50 13.50 1.50 3559.00
2010 5.50 18.00 54.00 96.50 210.50 471.00 815.00 694.50 522.50 276.00 77.00 8.00 3248.50
2011 9.30 a 0.00 a 26.98 d 80.69 a 202.69 e 458.28 a 669.71 b 724.07 c 600.00 c 262.97 b 10.18 b 0.00 c 3044.86
2012 2.58 a 14.00 8.02 b 188.79 a 353.06 d 453.10 a 702.84 b 762.08 a 582.00 120.50 w 0.00 z 6.64 c 3073.12
2013 0.00 2.24 c 93.00 d 6.00 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 95.24
Period of Record Statistics
MEAN 5.74 24.46 93.37 197.34 358.40 520.39 734.58 712.99 535.65 273.90 54.83 7.53 3488.15
S.D. 9.67 29.36 67.50 82.27 88.21 79.20 94.90 84.67 79.78 78.34 40.34 11.77 462.83
SKEW 2.61 2.43 1.16 0.37 0.32 0.04 0.46 0.51 -0.15 0.72 1.15 2.56 1.12
MAX 59.00 181.00 314.00 405.00 610.50 671.00 1021.00 954.00 702.50 540.00 186.50 60.50 4998.00
MIN 0.00 0.00 8.02 4.00 158.50 338.50 510.00 559.00 328.50 140.50 2.50 0.00 2678.00
NO YRS 109 108 109 110 109 109 106 108 109 108 107 110 95