VOLTAGE 2 NW, OREGON

Monthly Total Growing Degree Days

(355162)

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
1959 0.00 z 0.00 z 0.00 z 227.00 268.00 700.50 923.28 a 769.46 c 426.50 159.00 i 36.00 0.00 3350.75
1960 0.00 0.00 119.50 191.50 321.50 675.56 c 968.00 735.70 c 575.50 249.50 33.00 1.00 3870.75
1961 11.00 35.00 56.83 a 166.07 b 347.20 a 772.78 c 913.47 a 933.74 b 371.00 210.69 d 21.72 a 0.00 a 3839.50
1962 0.00 d 1.50 36.17 d 265.34 a 304.50 582.41 a 727.95 c 553.00 h 375.00 k 238.00 81.00 12.92 a 2249.79
1963 0.00 79.50 47.00 98.00 457.77 a 545.00 c 743.00 763.00 663.33 c 367.00 56.50 0.00 3820.10
1964 0.00 0.50 31.00 c 123.10 a 361.00 529.50 878.00 741.42 a 460.86 a 291.00 31.55 a 27.38 a 3475.32
1965 16.02 a 20.50 34.50 230.50 341.00 580.50 793.00 722.30 a 399.11 b 336.72 b 77.00 13.29 c 3564.43
1966 7.50 0.00 90.86 b 201.50 475.33 a 551.00 809.21 b 819.84 c 615.00 254.20 a 87.00 2.67 b 3914.11
1967 14.00 15.04 a 50.78 b 16.50 411.78 a 607.00 953.00 923.00 672.00 226.50 93.50 17.00 4000.10
1968 1.00 49.50 92.00 130.00 376.50 614.00 904.50 687.00 518.00 206.50 32.50 11.00 3622.50
1969 6.50 0.00 60.00 200.50 531.02 d 624.50 835.50 805.00 631.61 b 93.53 b 29.00 19.50 3836.66
1970 35.50 18.00 45.50 55.50 421.00 668.00 922.00 859.50 411.00 187.55 a 35.50 8.00 3667.05
1971 16.50 26.50 32.50 139.66 a 412.82 a 542.07 a 855.00 923.50 369.50 211.66 b 25.00 0.00 3554.70
1972 6.50 36.00 151.00 140.00 458.50 620.69 a 834.00 820.00 340.00 226.50 15.50 13.00 3661.69
1973 8.00 3.50 4.50 112.76 a 467.14 b 629.48 a 836.48 a 684.00 f 521.50 171.50 i 97.50 8.50 i 2680.86
1974 34.21 b 1.00 i 50.52 d 139.62 d 261.50 h 374.00 p 306.50 q 381.50 o 296.00 m 106.50 m 29.00 j 3.00 n 224.34
1975 2.58 a 6.50 g 16.50 18.00 h 186.00 q 452.00 f 765.00 f 694.63 d 411.00 f 185.00 i 19.50 k 22.50 i 713.71
1976 2.67 b 10.50 f 31.00 d 111.96 b 456.70 c 363.50 f 681.50 f 654.88 c 582.93 a 212.23 e 40.50 i 0.00 f 2052.37
1977 0.00 f 16.33 d 23.77 a 281.11 c 233.65 d 560.00 h 780.96 e 500.50 n 402.50 h 113.00 q 26.50 f 4.17 e 1339.99
1978 0.50 r 6.70 e 163.27 a 120.00 310.00 548.04 b 819.00 739.50 420.00 c 242.83 d 27.00 3.74 b 3400.07
1979 1.50 0.00 l 69.23 a 136.15 d 421.48 e 487.50 h 854.80 d 534.50 i 394.50 l 311.60 b 6.50 4.28 b 1805.54
1980 8.55 b 15.50 g 11.50 s 247.50 d 372.00 c 380.00 f 838.50 710.33 b 543.89 c 172.29 e 76.11 c 25.50 2994.67
1981 4.00 14.00 c 25.50 254.44 c 350.50 560.50 784.50 869.00 536.50 138.90 e 60.50 25.83 a 3624.18
1982 0.00 43.50 29.00 108.50 341.50 592.00 757.84 c 799.50 435.50 186.50 7.50 3.00 3304.34
1983 12.00 26.00 50.00 85.00 407.50 538.50 721.50 824.00 475.50 261.50 77.00 0.00 3478.50
1984 1.50 0.00 j 34.00 89.00 389.00 500.00 901.50 809.62 a 342.00 f 166.07 c 18.89 c 0.00 d 2909.58
1985 0.00 c 0.00 b 9.82 a 232.00 402.50 652.24 a 972.00 695.00 301.50 66.00 m 0.00 e 0.00 a 3265.06
1986 0.00 o 0.50 r 69.50 n 118.89 c 293.50 i 522.00 h 699.50 580.50 k 0.00 z 193.50 q 22.50 y 0.00 n 818.39
1987 0.00 22.96 c 39.00 85.00 o 206.00 n 349.50 m 726.50 765.00 238.00 p 217.00 j 37.50 j 12.50 k 1553.46
1988 0.00 x 4.30 b 18.00 p 122.50 o 215.50 l 651.43 b 492.50 m 459.00 l 453.50 265.50 i 36.50 l 0.00 u 1109.22
1989 0.00 k 0.00 z 52.00 o 275.00 382.00 694.50 851.50 691.50 538.00 138.50 l 36.11 c 7.50 3476.11
1990 22.00 4.00 96.00 346.50 313.50 632.00 937.00 786.00 662.50 256.50 47.59 a 4.00 4107.59
1991 6.50 35.00 18.00 i 56.00 k 311.00 235.50 o 0.00 z 592.50 i 571.50 293.50 16.50 k 3.00 1220.50
1992 17.50 36.00 105.00 287.00 565.50 674.50 758.00 818.50 535.00 274.00 19.50 0.00 4090.50
1993 0.00 0.00 65.00 121.00 478.00 451.00 539.50 646.00 494.50 250.50 6.00 17.50 3069.00
1994 6.00 7.50 121.00 213.00 456.50 589.00 909.00 844.50 554.50 187.50 10.00 7.50 3906.00
1995 24.50 68.00 67.00 119.50 0.00 z 508.50 775.00 692.50 523.50 188.50 158.50 28.00 3153.50
1996 6.50 41.00 73.00 181.50 322.50 585.00 881.00 764.50 452.50 267.00 23.00 33.50 3631.00
1997 13.50 8.00 111.50 175.00 535.00 548.00 767.50 805.00 554.00 204.00 41.00 0.00 z 3762.50
1998 10.50 3.00 82.00 150.50 93.50 v 520.00 940.50 789.50 620.00 116.00 m 25.50 6.00 3147.50
1999 0.60 e 11.85 b 68.00 30.00 o 230.00 i 216.00 q 436.50 o 572.50 g 460.96 d 127.00 r 86.50 i 0.00 p 541.40
2000 1.50 k 8.00 l 41.00 n 165.00 l 419.61 c 391.00 m 314.00 r 392.50 q 172.00 q 24.00 w 0.00 m 0.00 h 419.61
2001 0.00 o 1.00 q 68.00 m 138.50 n 290.50 n 569.40 e 811.37 e 672.00 g 198.00 s 58.50 y 33.00 l 0.00 m 1380.77
2002 6.00 r 0.00 q 21.50 k 35.00 v 227.00 m 143.00 v 746.50 h 276.50 r 114.50 y 0.00 z 0.00 z 0.00 z 0.00
2003 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 107.00 x 701.50 j 556.00 k 351.50 k 236.00 k 0.00 p 2.50 q 0.00
2004 0.00 t 1.50 l 87.50 q 118.00 m 178.00 q 335.50 o 347.50 s 242.50 w 282.00 m 114.50 o 11.00 p 3.50 n 0.00
2005 0.00 s 0.00 n 34.00 m 50.50 v 161.00 p 207.50 r 455.00 p 0.00 z 219.50 r 93.50 r 20.50 n 0.00 t 0.00
2006 0.00 q 0.00 n 20.50 n 43.00 r 235.50 n 285.00 r 308.50 u 432.50 l 0.00 z 100.00 m 58.50 o 1.50 q 0.00
2007 0.00 n 7.00 l 57.00 l 24.00 w 179.00 r 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2008 0.00 3.50 34.50 97.50 416.50 556.00 450.00 o 827.00 525.50 259.50 61.00 5.00 2786.00
2009 7.00 7.00 s 41.50 g 128.50 463.50 563.00 897.00 788.00 646.50 144.50 20.50 0.00 3658.50
2010 3.50 0.00 26.50 128.00 215.50 528.00 800.00 733.00 528.50 297.50 77.50 3.50 3341.50
2011 6.00 5.00 j 30.50 68.50 257.50 506.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 869.00
2012 0.00 z 13.00 69.50 228.50 359.00 512.00 888.50 848.50 585.00 214.50 52.00 15.00 3785.50
2013 0.00 0.00 78.50 7.50 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 78.50
Period of Record Statistics
MEAN 7.84 18.06 60.54 164.44 388.09 587.11 833.56 780.54 512.88 231.18 44.55 8.97 3684.74
S.D. 9.02 20.11 37.38 72.63 81.76 67.83 88.86 73.27 94.77 58.08 33.55 9.64 266.00
SKEW 1.52 1.31 0.92 0.43 -0.01 0.54 -0.81 0.21 -0.23 0.04 1.23 1.02 -0.38
MAX 35.50 79.50 163.27 346.50 565.50 772.78 972.00 933.74 672.00 367.00 158.50 33.50 4107.59
MIN 0.00 0.00 4.50 16.50 215.50 451.00 539.50 646.00 301.50 93.53 0.00 0.00 3069.00
NO YRS 40 36 40 41 39 37 39 36 37 33 36 36 21