PILOT ROCK, OREGON

Monthly Total Growing Degree Days

(356634)

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
1908 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
1909 0.00 z 28.00 u 187.50 303.50 524.50 760.50 927.00 937.50 761.00 416.50 219.50 13.50 5051.00
1910 54.80 c 3.63 a 318.50 448.97 a 701.00 756.00 1045.50 886.50 626.50 455.00 131.00 22.50 5449.90
1911 73.00 3.00 232.00 329.00 434.00 760.50 1062.50 941.00 593.00 330.50 162.69 d 22.50 4943.69
1912 62.00 50.50 85.00 282.50 545.50 748.50 889.50 825.50 579.50 282.50 185.00 18.50 4554.50
1913 14.50 30.07 a 114.50 331.73 d 561.50 742.50 961.00 1015.50 660.00 c 289.00 138.62 a 1.00 h 4858.93
1914 135.00 53.00 296.50 0.00 z 276.50 r 755.50 1097.00 702.00 j 626.50 417.50 175.50 15.50 3572.00
1915 29.00 95.00 250.98 e 463.00 512.00 725.00 1004.50 1151.65 a 674.46 b 466.50 85.18 b 57.72 b 5515.00
1916 2.87 d 30.21 e 191.50 322.20 e 0.00 z 770.50 h 432.50 o 995.50 325.50 p 349.00 108.60 e 20.15 a 2020.03
1917 56.12 b 20.00 f 41.85 a 214.50 445.50 681.43 b 1051.93 a 1058.00 367.50 o 253.50 k 186.50 236.00 3971.83
1918 133.50 94.50 254.00 375.00 473.00 947.50 980.00 863.00 840.50 508.00 117.50 101.50 5688.00
1919 84.00 45.50 191.00 343.00 559.00 760.00 1122.50 990.50 511.55 a 237.50 53.00 32.50 4930.05
1920 12.50 1.50 56.00 143.50 355.50 599.50 867.50 941.00 496.50 196.50 42.50 40.00 3752.50
1921 52.50 108.50 226.00 282.50 621.00 844.50 970.00 1018.50 628.50 517.00 192.50 94.00 5555.50
1922 3.50 32.50 101.00 286.00 578.50 952.00 1122.50 1013.50 813.00 442.50 26.50 64.50 5436.00
1923 127.50 25.00 186.00 360.00 579.00 689.00 1048.00 1003.00 766.50 327.50 127.50 50.00 5289.00
1924 48.00 166.50 109.00 351.50 737.50 811.00 1031.50 937.50 705.50 416.00 84.50 65.50 5464.00
1925 114.50 125.00 169.00 416.50 625.50 812.50 1120.50 912.50 639.00 386.00 97.50 46.00 5464.50
1926 0.00 34.50 0.00 z 437.00 533.00 854.00 1098.50 958.50 524.50 429.00 196.50 72.00 5137.50
1927 42.50 129.00 142.00 318.00 471.50 828.00 1038.00 990.50 577.50 442.50 267.00 52.70 a 5299.20
1928 21.00 14.00 266.50 317.07 a 716.10 a 787.50 1014.00 906.00 654.00 382.50 107.50 32.00 5218.17
1929 0.00 4.00 141.50 212.00 533.50 679.00 948.08 a 1004.00 601.50 393.70 a 65.50 92.50 4675.28
1930 17.00 128.50 221.50 449.00 495.50 673.00 1011.00 1000.00 684.50 255.00 84.50 1.00 5020.50
1931 62.00 36.50 147.50 325.50 717.50 735.00 1034.50 973.50 642.50 353.50 83.00 30.00 5141.00
1932 30.50 108.50 165.50 310.50 524.00 810.50 892.50 889.50 691.50 407.50 173.50 47.00 5051.00
1933 56.00 26.50 149.00 308.50 398.50 739.00 988.00 978.00 597.00 489.50 103.50 160.50 4994.00
1934 96.00 64.00 311.50 539.50 692.50 767.50 974.00 1005.00 651.50 420.00 194.50 47.50 5763.50
1935 69.00 26.50 95.00 233.00 570.00 777.50 985.00 929.50 826.00 397.00 34.50 27.00 4970.00
1936 46.00 12.35 b 138.00 478.50 718.50 828.00 1039.02 a 998.00 655.00 505.09 b 35.50 59.50 5513.45
1937 0.00 e 24.00 188.00 288.00 588.48 a 772.00 1057.50 906.50 739.00 486.50 181.00 69.75 a 5300.73
1938 29.81 e 8.50 168.00 378.00 586.00 0.00 z 1095.00 924.00 858.00 412.00 102.00 74.00 4635.31
1939 55.50 31.00 222.50 398.00 648.50 700.50 1048.83 a 1002.00 726.72 a 407.00 94.50 117.28 a 5452.34
1940 5.00 92.02 c 262.00 352.50 684.00 902.50 995.50 984.00 743.50 480.00 44.50 45.35 d 5590.87
1941 24.00 52.00 265.00 389.00 538.50 705.50 1099.50 920.50 554.00 306.50 158.50 81.38 c 5094.38
1942 16.50 24.00 134.50 373.00 0.00 z 0.00 z 0.00 z 0.00 z 723.00 462.00 86.00 51.50 1870.50
1943 27.50 36.30 a 134.50 284.00 k 0.00 z 0.00 z 150.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 198.30
1944 0.00 z 3.00 w 156.50 354.00 555.50 693.50 1006.50 934.00 796.00 546.50 111.00 23.00 5176.50
1945 69.50 67.00 139.50 290.00 580.50 713.00 1060.00 1019.00 658.00 463.50 119.50 65.50 5245.00
1946 39.02 b 0.00 z 0.00 z 663.60 e 0.00 z 565.00 i 1172.00 1198.00 808.97 a 257.50 87.50 105.00 4331.58
1947 37.50 90.50 253.00 391.00 699.00 657.00 894.50 856.00 724.00 429.00 113.00 35.50 5180.00
1948 33.30 d 57.50 93.00 216.00 479.50 820.00 880.00 849.50 0.00 z 308.50 91.50 10.00 3838.80
1949 0.00 a 33.50 134.50 423.00 686.00 761.50 470.50 p 341.50 s 696.50 256.27 a 171.72 a 45.00 3207.99
1950 6.95 b 69.50 90.00 247.50 482.05 a 696.00 993.00 953.50 677.50 365.28 a 118.50 0.00 z 4699.78
1951 0.00 z 0.00 z 0.00 z 0.00 z 544.50 767.59 a 976.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2288.09
1952 0.00 z 0.00 z 102.30 a 397.50 581.50 676.03 a 1000.27 a 964.50 776.38 a 529.00 29.00 24.80 a 5081.28
1953 167.92 a 73.04 e 174.78 b 265.00 438.13 a 570.54 b 940.69 b 914.00 770.50 409.50 216.21 a 71.00 5011.30
1954 45.00 100.00 82.00 315.00 599.33 a 588.00 860.00 781.00 603.10 a 250.14 b 183.10 a 27.38 a 4434.06
1955 6.50 20.22 a 50.12 a 127.24 a 391.00 740.17 a 826.50 883.50 a 643.97 a 368.00 111.50 65.50 4234.22
1956 41.50 18.50 131.50 318.50 574.50 637.76 a 1015.25 a 896.00 707.59 a 278.47 b 60.54 b 91.97 a 4772.06
1957 3.50 49.50 86.50 283.97 a 588.48 a 785.69 a 845.50 786.50 684.83 a 253.50 82.00 77.50 a 4527.47
1958 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
1959 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
1960 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
1961 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
1962 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
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 451.50 173.50 27.50 652.50
1964 50.00 40.50 84.50 205.00 401.00 650.50 915.00 818.18 c 555.00 331.50 87.00 59.50 4197.68
1965 43.50 91.50 85.50 340.00 447.00 697.00 939.00 921.96 d 523.50 467.00 148.50 43.50 4747.96
1966 54.50 28.00 165.00 302.00 548.50 654.50 860.50 903.00 720.00 368.00 152.50 92.50 4849.00
1967 102.50 66.00 114.50 148.00 486.50 794.50 1013.50 1052.28 d 845.50 397.00 101.00 84.50 5205.78
1968 92.00 147.50 223.50 222.50 513.50 749.00 1018.50 829.00 706.00 299.50 85.00 54.00 4940.00
1969 13.00 8.00 146.50 232.00 579.00 827.00 889.50 826.50 669.00 246.50 161.50 50.50 4649.00
1970 53.00 33.00 113.00 150.00 483.00 816.00 1014.00 943.50 504.00 295.50 102.00 43.00 4550.00
1971 118.00 88.50 87.50 194.50 564.50 584.50 996.00 1088.00 515.50 325.00 100.50 45.50 4708.00
1972 65.00 84.50 204.00 174.50 538.50 745.00 950.00 1014.50 569.50 340.00 106.00 126.00 4917.50
1973 72.50 52.00 166.50 249.00 594.00 738.00 987.50 906.00 648.50 372.00 116.00 95.00 4997.00
1974 107.00 100.50 168.00 251.50 425.00 795.50 890.50 913.95 c 695.50 344.00 138.00 48.00 4877.45
1975 61.50 25.50 63.50 131.50 448.50 633.50 1016.50 815.50 655.50 350.00 133.00 105.50 4440.00
1976 48.00 42.00 97.00 216.92 d 483.50 587.50 913.00 812.50 713.50 341.50 138.00 49.00 4442.42
1977 25.00 96.50 81.50 392.40 e 346.50 833.50 888.00 1055.00 543.00 308.50 107.50 92.50 4769.90
1978 14.50 70.50 214.50 228.00 400.50 730.00 926.00 847.00 553.00 327.50 43.50 14.50 4369.50
1979 0.00 59.50 143.50 237.50 505.00 723.00 951.50 897.50 716.50 404.00 20.00 71.50 4729.50
1980 17.50 52.50 104.00 337.50 493.50 574.00 917.50 782.50 646.00 325.00 126.50 133.50 4510.00
1981 35.00 86.00 148.50 291.00 466.00 621.50 837.50 981.50 672.41 a 300.50 166.00 63.50 4669.41
1982 48.00 111.50 122.50 203.00 466.50 767.00 914.00 923.50 583.50 290.00 45.00 65.50 4540.00
1983 130.50 151.50 220.50 257.50 546.50 630.00 811.00 953.50 547.50 320.00 189.00 15.50 a 4773.00
1984 81.00 53.00 179.50 233.00 408.50 606.00 937.50 948.50 555.50 265.50 98.50 11.00 4377.50
1985 0.00 22.50 103.00 372.50 549.00 738.50 1099.50 821.50 449.50 332.50 71.50 0.00 4560.00
1986 48.50 101.50 257.50 248.00 502.50 853.00 791.50 1020.00 530.50 390.00 129.00 11.50 4883.50
1987 20.00 59.00 204.50 404.48 a 595.00 771.50 879.50 883.50 737.00 399.50 137.50 74.29 b 5165.78
1988 32.55 a 104.00 142.00 344.50 501.00 680.50 930.50 918.50 658.00 538.50 140.00 34.00 5024.05
1989 68.00 7.50 180.83 a 360.50 500.00 767.50 882.50 866.00 661.50 376.00 187.00 41.50 4898.83
1990 71.00 66.50 166.50 416.50 482.50 698.50 1037.00 978.00 798.00 332.00 181.50 24.00 5252.00
1991 36.00 174.50 102.00 287.00 445.00 600.50 940.00 1030.50 744.50 422.00 124.00 52.50 4958.50
1992 96.00 117.50 216.50 0.00 z 622.00 852.00 926.50 967.50 627.50 429.00 74.00 16.00 4944.50
1993 26.50 8.50 139.50 287.00 638.00 672.50 762.50 834.00 671.50 440.50 47.00 66.50 4594.00
1994 115.50 56.00 217.50 396.00 575.50 656.50 1037.00 933.50 764.00 347.00 67.50 87.00 5253.00
1995 80.50 141.50 171.00 267.00 538.00 654.50 967.00 832.50 770.50 353.50 231.50 55.50 5063.00
1996 83.00 81.50 146.50 346.00 425.00 665.50 1010.50 953.00 583.00 373.00 85.00 47.00 4799.00
1997 57.50 80.00 190.50 256.00 591.50 678.50 909.00 1004.00 727.50 375.50 161.50 28.50 5060.00
1998 111.50 129.50 194.00 276.00 463.50 679.50 1102.00 1006.00 799.50 329.50 149.50 64.50 5305.00
1999 97.00 100.00 149.50 215.00 430.50 701.50 916.50 997.50 652.00 376.00 213.50 65.00 4914.00
2000 30.00 46.00 125.50 389.50 519.00 718.00 928.00 918.00 602.07 a 304.00 46.50 2.50 4629.07
2001 10.00 24.00 169.50 239.00 572.00 632.50 935.00 982.00 731.50 336.00 131.50 42.50 4805.50
2002 55.00 69.00 108.50 287.00 496.00 765.50 1041.50 919.50 670.50 268.50 163.00 88.00 4932.00
2003 105.00 58.50 253.50 262.50 523.50 815.50 1063.00 43.50 z 45.50 z 0.00 z 52.00 1.00 z 3133.50
2004 0.00 z 41.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 391.50 0.00 z 59.00 491.50
2005 41.50 35.50 236.50 314.00 586.50 630.00 973.50 953.50 598.00 383.00 62.50 52.50 4867.00
2006 129.00 48.50 130.00 288.50 550.00 731.00 1032.50 894.50 669.00 351.00 179.00 39.50 5042.50
2007 31.00 64.00 211.50 280.50 561.00 718.00 1093.00 881.00 640.50 311.50 101.00 60.50 4953.50
2008 27.00 76.00 114.00 169.00 556.00 642.00 989.00 953.50 632.50 327.50 190.00 41.00 4717.50
2009 48.00 15.00 69.00 244.50 548.00 772.50 1058.00 999.00 732.00 263.00 116.00 20.50 4885.50
2010 100.50 100.50 182.00 256.50 422.00 633.50 941.50 913.00 679.50 0.00 z 133.50 62.50 4425.00
2011 102.82 a 70.00 b 144.67 a 177.86 b 385.50 611.38 a 824.50 941.50 779.46 b 364.77 a 70.96 d 37.20 a 4510.61
2012 49.71 b 44.02 a 157.77 c 319.04 d 485.50 614.50 960.48 a 968.50 0.00 z 363.00 0.00 z 91.50 4054.01
2013 32.50 40.44 a 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 72.94
Period of Record Statistics
MEAN 53.08 62.01 160.36 304.89 533.46 725.27 975.36 939.56 666.30 369.47 120.27 55.96 4933.32
S.D. 38.65 40.52 61.41 91.79 87.06 83.11 84.12 77.34 89.88 75.80 53.13 36.26 380.33
SKEW 0.67 0.65 0.40 0.68 0.25 0.27 -0.14 0.28 -0.05 0.22 0.24 1.64 -0.17
MAX 167.92 174.50 318.50 663.60 737.50 952.00 1172.00 1198.00 858.00 546.50 267.00 236.00 5763.50
MIN 0.00 1.50 41.85 127.24 346.50 570.54 762.50 781.00 449.50 196.50 20.00 0.00 3752.50
NO YRS 94 93 94 93 92 92 93 91 90 94 95 94 77