POWERS, OREGON

Monthly Total Growing Degree Days

(356820)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201302
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
1932 0.00 z 0.00 z 0.00 z 0.00 z 472.00 643.00 693.00 754.50 610.50 450.50 380.50 114.50 4118.50
1933 84.50 107.00 243.87 a 322.50 342.50 599.50 707.00 745.00 542.00 558.50 290.00 271.00 4813.37
1934 289.00 280.50 518.50 489.50 579.50 587.50 719.00 783.00 606.50 540.50 355.50 207.00 5956.00
1935 155.00 231.00 150.00 337.00 437.50 636.21 a 706.91 c 744.00 712.50 440.00 205.00 186.00 a 4941.12
1936 208.00 201.50 240.50 423.00 578.50 675.50 772.00 765.00 621.50 519.50 165.50 153.00 5323.50
1937 7.50 95.41 a 194.00 i 258.50 474.00 630.50 733.00 729.00 659.00 595.50 362.68 b 270.00 4815.09
1938 200.50 159.50 181.00 379.50 524.00 647.50 808.14 b 745.50 694.80 e 463.50 226.55 a 184.50 5214.99
1939 147.00 103.50 292.50 477.50 614.50 475.00 g 852.00 560.50 k 717.50 530.00 305.00 289.00 4328.50
1940 220.00 256.50 349.00 397.00 560.50 659.50 767.50 802.50 686.50 566.00 253.00 218.00 5736.00
1941 244.00 297.00 335.00 329.50 591.58 a 637.24 a 835.45 a 777.58 a 621.50 479.00 345.50 205.50 5698.86
1942 206.00 114.00 203.10 b 343.20 e 482.00 598.50 851.50 838.50 663.50 522.50 289.00 233.53 a 5345.34
1943 124.50 248.50 304.50 402.00 462.00 589.00 755.50 731.50 753.00 510.50 307.24 a 128.00 5316.24
1944 188.00 130.00 229.00 302.50 456.50 566.00 728.00 764.50 668.28 a 577.50 194.00 208.00 5012.28
1945 201.50 184.00 163.50 309.50 494.00 563.50 723.00 709.00 601.50 450.00 236.50 194.00 4830.00
1946 141.00 144.00 209.00 286.50 496.00 533.00 722.50 687.50 556.00 324.00 134.48 a 138.00 4371.98
1947 58.50 221.50 302.00 387.00 498.00 528.00 666.50 a 631.50 618.00 492.50 283.45 a 207.00 4893.95
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 661.50 692.50 576.50 447.50 201.00 66.00 2645.00
1949 10.00 137.00 236.00 385.50 504.50 553.50 650.50 692.50 627.50 323.00 371.38 a 90.00 4581.38
1950 67.00 196.00 a 217.50 315.50 414.50 568.00 734.50 792.50 615.50 499.00 346.50 316.50 5083.00
1951 135.00 180.50 165.00 332.50 467.50 607.00 733.00 704.50 666.50 478.00 279.50 85.77 a 4834.77
1952 89.50 172.00 156.00 312.00 437.50 499.50 748.00 721.50 691.55 a 568.33 a 150.00 152.50 4698.39
1953 290.50 164.00 212.50 311.00 385.50 484.50 696.98 a 719.00 685.50 472.50 355.50 194.50 4971.98
1954 146.00 236.50 202.50 321.00 455.00 471.50 663.00 672.50 609.50 449.50 341.50 141.00 4709.50
1955 94.00 103.00 172.50 187.50 394.00 526.00 620.50 672.50 591.72 a 472.00 258.00 204.50 4296.22
1956 145.50 48.00 207.50 349.00 501.50 525.00 731.50 708.00 611.50 415.00 227.00 152.93 a 4622.43
1957 44.50 224.50 278.50 345.00 511.50 609.00 683.00 716.00 716.50 455.50 203.00 176.50 4963.50
1958 236.50 305.50 201.50 348.00 565.50 648.00 812.00 814.00 661.00 560.50 350.00 332.22 a 5834.72
1959 227.00 148.00 254.50 373.50 428.00 591.00 724.00 698.50 591.00 539.50 274.00 132.50 4981.50
1960 158.00 178.00 305.50 351.00 417.00 615.50 709.00 692.00 642.50 467.50 237.00 157.00 4930.00
1961 257.00 229.50 250.50 297.00 405.00 609.50 735.00 811.00 562.50 476.50 163.50 h 168.71 e 4802.21
1962 121.00 166.00 214.00 422.50 388.50 538.00 685.50 719.50 688.00 454.67 a 203.50 j 0.00 z 4397.67
1963 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 479.00 277.00 184.50 940.50
1964 123.00 102.00 186.50 257.00 406.00 566.00 737.50 740.00 593.00 542.50 210.50 179.50 4643.50
1965 152.00 158.00 277.00 364.82 b 431.00 565.00 760.00 829.77 a 603.50 571.50 310.50 107.50 5130.59
1966 125.50 107.00 211.50 417.50 449.50 619.14 a 720.00 748.00 701.00 448.00 276.50 176.50 5000.14
1967 143.50 155.00 161.50 188.00 488.50 685.00 797.50 860.00 741.50 487.00 307.00 101.78 a 5116.28
1968 122.00 315.50 289.00 280.50 467.50 631.50 777.50 766.50 664.50 458.50 286.00 123.50 5182.50
1969 102.00 68.50 232.50 290.50 557.50 658.50 720.00 705.00 654.50 420.50 253.50 184.00 4847.00
1970 212.50 243.00 254.00 227.50 467.50 655.00 753.00 716.00 536.00 396.50 300.50 96.50 4858.00
1971 109.00 152.50 156.00 251.00 429.50 559.50 731.00 793.00 587.00 359.50 183.00 48.50 4359.50
1972 87.50 191.00 334.50 258.00 509.00 624.00 820.50 786.00 573.00 429.00 253.50 147.00 5013.00
1973 102.50 195.50 169.00 360.00 531.50 642.00 761.50 675.50 657.50 420.50 205.00 232.00 4952.50
1974 129.50 104.50 253.00 292.50 454.00 594.50 749.50 787.50 716.00 454.00 283.00 167.50 4985.50
1975 175.00 140.00 175.50 182.50 491.02 c 595.00 750.00 697.00 689.00 447.00 179.00 183.50 4704.52
1976 166.50 123.00 168.50 247.50 471.00 521.50 736.50 727.50 672.00 505.50 357.00 83.50 4780.00
1977 94.50 251.00 151.50 356.50 376.50 643.00 716.50 851.00 604.50 492.50 257.50 237.00 5032.00
1978 227.00 230.50 376.50 313.00 449.50 670.00 783.00 779.50 590.50 545.00 178.00 70.50 5213.00
1979 80.50 150.00 333.50 336.50 493.50 614.00 768.00 748.50 736.50 559.00 233.50 216.00 5269.50
1980 135.00 269.50 200.50 334.50 447.00 526.50 765.50 710.00 645.50 511.00 307.00 223.00 5075.00
1981 260.50 188.00 270.00 351.00 499.00 623.50 748.50 797.00 647.50 430.00 271.50 208.50 5295.00
1982 72.00 135.00 187.50 238.00 467.50 596.00 684.00 730.50 635.50 477.00 192.50 134.50 4550.00
1983 174.50 234.00 303.50 276.50 527.00 590.50 693.50 772.50 611.00 497.50 288.50 172.50 5141.50
1984 176.50 186.50 321.50 277.00 474.00 565.00 761.00 761.00 642.50 415.50 232.00 61.50 4874.00
1985 102.00 125.50 145.00 401.50 478.00 637.50 852.00 741.50 604.00 433.00 129.50 100.50 4750.00
1986 240.50 257.50 365.50 326.00 498.50 702.50 760.50 811.00 560.50 536.00 307.00 168.50 5534.00
1987 145.00 177.00 283.50 450.50 577.50 659.48 a 709.00 814.00 679.00 600.50 293.50 119.50 5508.48
1988 128.50 228.00 275.50 383.50 443.50 583.50 786.00 754.50 676.50 620.50 267.00 113.00 5260.00
1989 103.50 84.50 243.00 481.00 482.50 648.00 724.50 758.50 686.00 472.50 267.00 126.00 5077.00
1990 159.50 128.00 321.00 433.50 487.50 585.00 830.00 811.00 748.50 444.50 234.00 60.50 5243.00
1991 99.00 341.00 187.50 307.00 418.00 541.50 815.00 820.50 757.00 556.00 318.50 121.00 5282.00
1992 199.50 310.00 0.00 z 473.50 656.00 703.00 798.50 822.50 671.00 554.50 280.50 72.50 5541.50
1993 78.00 129.00 409.00 339.00 565.50 598.50 743.50 809.00 706.00 568.00 145.50 127.50 5218.50
1994 193.00 139.00 338.00 385.50 538.00 571.50 786.00 766.00 702.00 469.00 111.50 178.50 5178.00
1995 224.00 331.50 265.50 308.50 513.00 586.00 807.50 752.50 760.00 502.00 394.50 272.00 5717.00
1996 170.00 282.00 310.50 394.00 446.00 623.00 844.50 830.50 663.00 528.00 320.50 178.00 5590.00
1997 250.00 200.50 300.00 404.50 629.50 621.50 789.50 0.00 z 0.00 z 461.00 0.00 z 76.50 3733.00
1998 218.50 171.50 298.00 316.00 432.00 0.00 z 856.50 836.50 720.00 496.00 0.00 z 119.50 4464.50
1999 143.24 b 138.50 189.00 302.00 410.00 587.50 735.50 791.00 699.50 525.00 364.00 161.50 5046.74
2000 124.00 b 210.50 195.00 442.00 519.77 a 684.00 804.00 791.00 701.00 504.50 181.50 147.50 5304.77
2001 155.00 b 171.11 a 307.00 278.79 a 561.62 a 575.17 a 763.00 781.00 690.54 b 504.78 a 0.00 z 137.95 a 4925.96
2002 158.00 219.50 0.00 z 391.07 b 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 768.57
2003 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 626.90 a 811.00 805.50 767.50 0.00 z 254.50 0.00 z 3265.40
2004 248.57 d 236.30 b 428.26 d 290.50 g 557.43 d 651.00 819.00 867.50 660.50 509.50 261.00 203.00 5442.06
2005 192.00 253.00 390.50 360.00 586.50 600.00 810.00 794.50 613.50 510.50 273.00 197.00 5580.50
2006 280.50 227.50 192.50 0.00 z 540.00 689.50 765.50 711.00 670.00 466.00 304.50 196.13 e 5043.13
2007 129.00 152.00 364.00 354.50 503.50 593.50 821.00 783.00 608.00 454.00 258.00 91.00 f 5020.50
2008 74.00 184.00 225.55 b 274.50 0.00 z 0.00 z 0.00 z 770.00 0.00 z 0.00 z 0.00 z 0.00 z 1528.05
2009 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 z 0.00
2010 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 z 0.00
2011 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 z 0.00
2012 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 z 0.00
2013 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 z 0.00
Period of Record Statistics
MEAN 154.56 187.12 254.89 338.07 487.09 602.17 753.99 759.44 653.64 488.67 264.80 163.80 5071.23
S.D. 64.68 65.95 77.21 69.07 63.55 51.46 52.92 50.82 56.22 59.15 65.67 61.56 359.72
SKEW 0.10 0.31 0.80 0.04 0.33 -0.27 -0.01 -0.05 0.01 -0.30 -0.24 0.38 0.23
MAX 290.50 341.00 518.50 489.50 656.00 703.00 856.50 867.50 767.50 620.50 394.50 332.22 5956.00
MIN 7.50 48.00 145.00 182.50 342.50 471.50 620.50 631.50 536.00 323.00 111.50 48.50 4296.22
NO YRS 73 73 70 71 72 71 74 73 73 74 70 72 60