HART MOUNTAIN REFUGE, OREGON

Monthly Total Growing Degree Days

(353692)

Base Temperature = 40 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
1939 0.00 z 0.00 z 0.00 z 0.00 z 334.50 390.50 752.50 781.50 475.50 220.00 63.00 66.50 3084.00
1940 6.00 1.50 67.50 107.00 364.00 622.50 697.50 740.00 393.00 250.50 10.00 28.50 3288.00
1941 0.00 1.50 35.00 86.00 274.35 a 343.50 743.50 618.00 266.50 152.00 128.50 16.00 2664.85
1942 0.00 0.00 13.50 113.00 171.00 346.50 723.50 696.00 459.50 255.00 59.00 14.00 2851.00
1943 1.00 16.50 39.00 172.00 200.50 261.00 693.00 595.00 597.50 234.50 64.50 4.50 2879.00
1944 0.00 4.00 22.50 71.00 231.50 284.50 638.50 605.00 449.00 300.50 5.40 e 3.00 r 2611.90
1945 13.50 1.50 3.50 111.50 232.50 337.50 735.00 707.50 384.00 268.00 25.00 6.50 2826.00
1946 1.00 1.00 28.00 166.00 283.50 410.00 709.50 725.50 19.50 z 0.00 z 13.50 o 12.50 2337.00
1947 3.50 0.50 57.00 70.50 f 426.00 331.00 648.50 638.00 479.50 226.50 22.00 5.00 2837.50
1948 14.00 0.50 4.50 45.00 178.00 409.00 556.97 a 564.00 367.00 202.57 b 14.50 0.00 2356.04
1949 0.00 0.00 0.00 t 112.00 o 288.50 409.66 a 689.50 662.00 508.00 133.00 178.00 2.00 2870.66
1950 11.88 a 7.00 29.00 71.50 213.90 a 392.07 a 719.95 b 716.10 a 448.00 258.85 a 113.50 40.30 a 3022.05
1951 4.13 a 24.37 a 13.50 138.10 a 243.50 432.41 a 726.00 660.00 514.14 a 138.47 a 25.86 a 0.00 2920.49
1952 0.00 0.00 7.00 146.00 291.00 380.50 734.38 b 655.13 a 537.86 b 400.00 22.50 10.50 3184.87
1953 31.00 18.50 28.00 106.50 105.50 268.00 707.00 622.07 a 580.00 204.00 89.48 a 16.53 a 2776.58
1954 0.00 o 21.00 15.50 a 123.00 369.93 a 333.75 b 699.57 a 549.00 376.55 a 200.50 100.34 a 3.62 a 2792.76
1955 0.00 a 2.00 10.00 15.52 a 177.00 480.00 550.80 c 709.00 396.00 259.88 a 54.31 a 5.00 2659.51
1956 2.50 0.00 a 49.71 b 114.00 296.00 386.50 696.00 589.00 448.00 162.75 a 61.00 11.88 a 2817.34
1957 0.00 7.26 a 16.50 67.24 a 229.00 459.81 d 655.50 563.00 521.50 87.50 6.50 5.00 2618.81
1958 0.00 23.00 0.00 77.00 420.50 435.00 664.50 772.50 416.00 307.00 74.00 49.50 3239.00
1959 12.50 0.50 18.08 a 151.50 116.50 513.00 797.00 627.50 352.00 199.50 43.50 6.50 2838.08
1960 0.00 0.00 i 94.60 b 115.50 166.50 529.00 820.50 608.24 b 484.14 a 204.50 8.33 c 0.50 3031.82
1961 10.50 8.08 b 33.67 b 99.44 c 225.55 b 681.50 793.50 832.35 a 313.00 219.50 10.50 0.00 e 3227.60
1962 14.50 3.50 f 1.50 184.50 166.50 469.00 665.00 644.00 551.50 213.50 63.50 23.80 c 2997.30
1963 0.00 a 40.83 d 8.86 c 23.89 c 340.47 b 385.34 a 575.05 a 621.55 a 575.17 a 285.09 c 43.45 a 10.33 a 2910.03
1964 0.00 h 0.00 28.70 d 45.00 b 183.42 a 377.00 723.00 625.17 a 377.59 a 311.15 d 39.31 a 6.95 b 2717.28
1965 8.02 b 20.42 d 14.97 b 103.89 c 161.20 a 412.00 628.00 597.00 291.50 345.65 a 48.50 5.00 2636.14
1966 1.00 0.00 65.00 143.00 347.00 404.00 663.00 718.00 518.50 272.59 b 48.00 2.50 3182.59
1967 3.50 6.00 8.00 0.00 279.50 431.00 799.50 814.50 573.50 204.08 a 73.00 8.50 3201.08
1968 6.00 24.00 45.50 91.50 228.00 491.00 829.50 568.50 446.00 210.50 19.00 0.00 2959.50
1969 10.50 0.00 32.00 83.50 357.00 439.00 663.50 689.00 508.00 85.00 41.25 b 1.72 d 2910.47
1970 13.90 b 9.50 7.00 28.50 275.50 537.50 758.00 761.00 354.50 179.00 36.00 0.50 2960.90
1971 36.50 23.00 9.50 50.50 217.50 351.00 723.00 826.67 a 333.50 209.80 c 11.00 f 0.00 2780.97
1972 0.00 b 12.00 107.50 52.00 294.50 505.86 a 727.00 718.50 319.50 163.00 12.50 18.50 g 2912.36
1973 9.00 1.04 a 3.00 78.50 367.50 487.76 a 733.00 677.00 363.50 f 150.98 d 34.04 d 0.00 z 2541.82
1974 0.00 f 0.50 20.84 b 54.50 203.57 a 593.89 c 663.63 d 635.50 512.59 a 201.50 44.40 e 0.00 g 2930.92
1975 8.94 e 0.00 i 1.15 d 2.07 a 205.50 375.50 727.50 458.00 f 296.50 l 171.07 d 39.81 d 25.00 1556.54
1976 7.50 0.00 b 18.50 48.10 a 310.50 368.79 a 713.00 509.50 504.44 c 226.30 a 137.78 c 8.00 2852.42
1977 0.50 30.00 4.50 173.79 a 107.00 581.90 a 680.50 744.00 414.50 213.50 52.50 8.00 h 3002.69
1978 0.00 d 5.48 e 117.59 b 41.00 144.00 356.90 a 663.40 a 626.20 a 334.29 b 285.56 e 33.00 h 0.00 e 2574.40
1979 0.00 c 0.00 0.00 z 47.78 c 259.88 a 464.50 701.00 645.83 d 545.00 315.74 d 3.33 c 27.26 b 3010.33
1980 0.00 c 18.50 0.00 145.50 244.50 330.50 710.93 a 598.50 497.50 276.42 a 82.50 33.21 c 2938.06
1981 20.50 4.67 a 1.50 144.00 231.50 447.50 645.50 731.71 b 446.00 98.68 a 53.28 a 11.62 c 2836.46
1982 0.00 a 18.50 2.50 51.50 191.00 421.50 608.50 685.00 344.00 134.00 2.50 0.00 2459.00
1983 5.17 a 5.50 13.50 28.50 264.50 374.00 519.00 687.50 374.50 234.00 30.00 0.00 2536.17
1984 12.00 0.00 19.50 51.50 272.00 334.00 764.00 711.50 423.50 132.00 6.00 0.00 2726.00
1985 3.00 2.50 7.50 212.50 275.00 530.50 856.00 606.00 231.50 176.50 27.50 0.00 2928.50
1986 36.50 59.50 116.50 96.00 296.00 607.50 578.50 817.00 251.50 200.50 34.50 0.00 z 3094.00
1987 0.00 12.00 28.00 245.00 330.00 589.62 d 580.50 678.50 538.45 a 321.00 39.31 a 7.75 a 3370.12
1988 2.58 a 31.50 38.00 145.50 266.50 489.83 a 754.00 672.50 442.00 374.50 25.50 13.50 3255.91
1989 0.00 0.00 8.50 193.50 208.50 508.50 734.50 574.50 407.00 163.00 37.78 c 12.50 2848.28
1990 12.00 8.50 34.00 208.00 185.00 446.00 769.50 698.50 534.00 232.50 62.00 1.55 a 3191.55
1991 6.00 32.50 5.50 34.00 133.50 358.50 726.50 730.00 559.00 285.00 6.50 o 2.50 2873.00
1992 22.00 24.00 53.00 200.00 450.50 570.00 660.50 778.00 485.00 290.50 23.00 0.00 3556.50
1993 0.00 0.00 34.00 61.00 335.50 361.00 430.50 539.00 461.50 242.00 3.00 2.00 2469.50
1994 18.50 0.50 90.50 143.50 332.50 471.00 821.50 743.00 532.50 142.00 0.00 5.50 3301.00
1995 5.50 93.00 6.50 n 90.00 226.50 247.50 j 664.43 a 634.00 489.50 199.00 111.50 6.00 2519.43
1996 16.00 44.50 51.50 125.00 188.50 473.00 781.50 734.18 a 387.50 245.00 67.00 2.50 3116.18
1997 15.50 0.00 72.33 a 83.00 399.00 440.00 667.50 467.50 j 481.00 166.37 a 50.00 i 0.00 j 2324.70
1998 0.00 0.00 k 21.00 i 80.50 m 67.00 k 236.00 l 472.50 n 550.00 j 293.00 q 115.00 k 4.00 r 3.00 p 0.00
1999 4.00 p 0.00 n 14.00 l 22.00 o 168.50 k 233.50 k 471.50 i 407.50 j 443.04 b 137.50 n 100.50 k 5.00 k 443.04
2000 0.00 s 0.00 m 7.00 n 90.50 r 70.50 w 507.50 g 539.50 g 292.50 u 239.50 p 25.50 y 0.00 v 1.50 v 0.00
2001 7.75 a 5.38 b 71.41 c 79.50 f 402.50 371.50 f 525.50 g 802.00 381.00 h 79.00 u 22.50 r 0.00 v 1289.05
2002 3.50 r 0.00 s 5.00 q 51.00 n 260.06 d 522.00 848.50 619.00 471.50 142.50 33.50 l 6.50 2870.06
2003 48.50 0.00 54.50 f 24.50 i 281.50 391.50 h 906.00 754.00 543.50 348.50 10.50 2.50 k 2892.50
2004 0.00 0.00 142.00 142.20 e 245.00 510.50 581.00 h 465.00 l 163.00 r 107.50 n 0.00 z 3.50 x 1039.70
2005 20.50 n 0.00 r 24.00 v 28.50 n 151.00 i 255.00 h 495.00 l 438.00 l 250.00 k 133.50 m 16.00 s 1.50 r 0.00
2006 4.00 n 0.00 p 4.00 l 30.00 l 183.00 i 409.50 j 395.50 r 364.50 m 310.00 k 0.00 z 42.00 k 1.50 s 0.00
2007 0.00 j 21.50 g 53.50 l 69.00 j 216.00 l 334.00 l 618.50 k 569.50 h 0.00 z 117.00 h 42.50 g 1.50 n 0.00
2008 0.00 f 0.00 16.00 h 67.50 257.00 323.00 g 523.50 j 523.50 i 505.50 144.00 r 83.00 g 12.50 m 830.00
2009 2.50 k 1.50 3.00 i 77.50 f 252.00 f 444.44 c 754.73 e 696.00 594.50 116.25 e 28.50 h 2.50 l 2607.43
2010 6.00 m 0.00 i 10.50 g 49.00 f 119.83 e 271.50 g 693.50 662.50 441.60 e 139.50 l 47.50 l 9.00 k 1917.43
2011 0.00 m 2.50 g 4.02 d 29.00 126.50 356.50 648.00 757.00 556.00 234.00 10.50 7.00 2728.52
2012 10.50 4.50 24.00 164.00 256.00 421.00 811.00 815.50 603.50 233.00 59.00 4.00 3406.00
2013 1.00 0.00 53.00 8.00 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 54.00
Period of Record Statistics
MEAN 7.78 10.94 32.52 100.16 254.73 436.14 703.45 677.87 452.69 220.89 45.64 9.83 2941.58
S.D. 10.25 16.76 33.24 57.64 82.18 89.74 83.54 78.25 90.47 69.28 37.20 13.21 283.43
SKEW 1.94 2.58 1.46 0.38 0.27 0.45 -0.44 0.10 -0.44 0.28 1.31 2.33 0.04
MAX 48.50 93.00 142.00 245.00 450.50 681.50 906.00 832.35 603.50 400.00 178.00 66.50 3556.50
MIN 0.00 0.00 0.00 0.00 105.50 261.00 430.50 509.50 231.50 85.00 0.00 0.00 2356.04
NO YRS 61 62 60 60 67 63 65 64 64 63 57 55 39