OROFINO, IDAHO

Monthly Total Growing Degree Days

(106681)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 198112
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 0.00 z 0.00 z 0.00 z 0.00 z 400.00 p 492.00 320.50 50.00 1.00 863.50
1904 1.00 1.00 9.00 o 330.00 495.50 623.50 907.50 952.45 b 656.00 0.00 z 0.00 z 0.00 z 3966.95
1905 0.00 z 0.00 z 146.00 g 382.50 526.00 718.00 0.00 z 982.18 a 633.50 171.50 3.50 0.00 z 3417.18
1906 0.00 z 0.00 z 0.00 z 424.29 b 0.00 z 0.00 z 1078.50 0.00 z 638.00 369.50 66.50 3.00 2579.79
1907 0.00 13.00 98.00 300.50 583.00 0.00 z 981.50 815.00 671.50 512.50 47.00 3.00 4025.00
1908 0.00 5.50 68.00 362.50 463.00 618.75 b 1050.00 956.00 659.50 278.50 78.00 0.00 4539.75
1909 1.00 8.00 168.50 194.50 489.00 727.00 878.50 831.50 666.00 336.72 b 76.00 0.00 4376.72
1910 0.00 0.00 224.50 429.00 591.00 696.00 970.50 768.50 610.00 385.00 57.00 2.00 4733.50
1911 0.00 0.00 133.00 260.50 396.50 741.00 924.00 848.00 563.50 229.50 14.00 0.00 4110.00
1912 1.00 17.00 61.50 254.50 515.00 756.50 855.50 826.50 473.50 231.00 43.50 2.00 4037.50
1913 0.00 0.00 22.50 260.50 507.50 706.00 873.50 905.50 645.00 223.00 33.00 0.00 4176.50
1914 0.00 21.50 197.00 333.00 610.00 657.00 1016.00 938.50 601.50 421.50 81.50 0.00 4877.50
1915 0.00 22.50 223.00 429.50 501.50 638.50 862.50 1095.50 613.00 360.50 50.00 0.00 4796.50
1916 5.00 7.50 138.00 283.00 373.00 658.50 863.00 870.50 624.00 197.00 23.00 0.00 4042.50
1917 0.50 0.50 8.00 210.00 478.50 626.50 996.00 935.00 728.00 301.50 74.50 35.50 4394.50
1918 10.50 1.50 173.50 321.50 467.50 915.00 1046.00 875.50 798.50 420.22 d 67.78 c 0.00 k 5097.50
1919 0.00 s 2.00 j 96.50 f 289.50 i 595.50 825.00 1078.50 1009.00 523.50 g 293.00 48.00 0.00 3849.00
1920 0.00 30.00 96.00 159.50 l 529.00 743.50 1156.50 1053.50 548.00 h 192.00 g 72.50 4.50 3685.50
1921 2.50 32.85 b 219.21 c 299.00 599.00 917.07 a 1010.50 1046.50 562.50 452.00 108.00 23.50 5272.63
1922 0.00 a 0.58 d 59.00 223.50 499.50 897.50 1082.00 1049.00 739.00 410.50 13.39 b 0.00 4973.98
1923 12.50 8.50 116.00 323.00 561.00 530.00 f 1087.07 a 1041.00 743.00 401.00 66.50 0.50 4360.07
1924 0.50 74.50 67.00 310.00 528.00 i 795.50 1047.50 941.50 687.00 333.00 53.50 7.00 4317.00
1925 0.50 41.50 150.00 474.50 706.50 853.50 1133.00 1030.20 c 731.38 a 268.50 56.50 12.50 5458.58
1926 0.00 64.00 223.00 519.83 a 641.00 843.62 a 1132.02 a 979.60 a 541.50 357.57 b 66.43 b 11.48 d 5380.04
1927 0.00 a 23.69 b 91.45 a 302.14 b 492.26 b 802.76 a 1012.84 b 986.32 a 571.20 e 293.00 f 93.33 c 6.00 4382.00
1928 0.00 d 1.16 d 118.00 h 267.12 d 759.50 d 745.71 b 1087.21 c 945.50 d 684.31 a 323.95 a 0.00 0.00 4814.46
1929 0.00 a 0.00 79.00 219.50 494.00 667.00 1002.50 876.00 f 611.50 388.50 20.00 12.00 3494.00
1930 0.00 25.50 141.00 521.00 568.00 716.50 1082.00 1119.00 723.50 297.00 37.24 a 0.50 5231.24
1931 5.68 a 13.50 128.00 305.00 683.50 835.00 1113.50 1027.00 612.00 242.50 0.00 t 0.00 4965.68
1932 0.00 17.00 101.50 371.50 595.50 835.00 1024.00 1029.89 d 682.50 446.50 138.00 29.50 h 5241.39
1933 11.50 1.08 b 147.00 350.19 d 471.41 b 838.50 1099.00 1060.50 644.50 440.00 129.00 47.00 5239.68
1934 66.50 135.00 359.50 586.50 769.50 847.50 1103.50 1061.00 642.50 404.50 0.00 z 7.50 5983.50
1935 1.00 22.00 51.50 266.50 352.50 n 757.50 1035.50 946.50 767.00 352.00 21.50 1.00 4222.00
1936 0.00 9.32 a 80.00 467.59 a 734.91 b 879.50 1119.00 1061.00 707.40 e 404.50 9.00 1.00 5473.22
1937 0.00 c 8.50 166.48 d 234.50 595.00 693.50 1115.50 944.00 793.00 445.00 119.50 15.50 5130.48
1938 7.75 a 36.00 144.50 359.00 568.33 a 878.00 1135.50 960.00 918.00 440.50 34.50 8.00 5490.08
1939 3.00 3.00 176.50 g 413.50 671.50 723.50 1091.00 1067.00 758.28 a 372.50 52.00 40.00 5195.28
1940 6.50 34.50 215.00 378.00 677.23 e 834.50 1062.50 1012.50 811.00 481.50 42.50 8.35 e 5564.08
1941 9.50 45.00 0.00 z 418.50 621.00 781.50 1120.00 1047.50 532.00 340.00 84.00 21.00 5020.00
1942 3.00 7.28 c 82.00 387.50 494.00 656.00 1029.00 1008.50 675.50 374.50 25.00 10.50 4752.78
1943 0.00 c 26.50 78.50 363.50 467.50 627.50 993.50 875.50 711.50 398.00 31.50 6.00 4579.50
1944 0.50 0.50 f 51.00 332.50 608.00 761.00 1015.50 893.50 713.50 441.50 64.00 15.50 4896.50
1945 15.50 30.50 83.50 247.50 583.00 719.50 1066.50 1034.50 626.50 429.50 63.00 2.50 4902.00
1946 6.00 40.50 185.00 419.50 598.00 713.00 1005.50 1025.50 694.00 255.50 41.00 19.50 5003.00
1947 3.00 49.00 226.50 397.50 749.00 753.00 1030.50 931.00 714.50 437.00 51.00 4.50 5346.50
1948 2.50 26.50 69.50 323.00 596.50 894.50 927.50 906.50 671.50 315.50 42.00 0.00 s 4775.50
1949 0.00 9.00 109.00 429.00 687.50 770.00 975.00 1030.50 708.50 184.81 e 107.00 4.13 a 5014.44
1950 0.00 a 9.50 78.50 280.00 500.50 726.50 983.50 983.00 668.50 391.00 108.50 66.00 4795.50
1951 6.00 13.00 94.00 h 364.82 b 601.18 c 701.50 1076.00 966.00 695.00 c 237.00 i 53.50 h 18.60 a 4442.10
1952 0.00 a 18.00 f 90.50 454.44 c 638.08 a 756.72 a 986.50 965.98 c 729.31 a 451.00 61.50 5.88 b 5139.92
1953 54.00 47.19 a 157.00 303.46 d 503.00 671.50 1016.50 1001.00 753.50 407.81 b 107.68 b 19.00 5041.64
1954 10.69 b 72.07 a 83.00 320.50 631.50 688.00 993.50 862.50 693.00 288.00 155.17 a 0.00 e 4797.94
1955 0.00 c 8.00 28.00 216.50 489.50 779.50 969.00 989.00 656.50 367.57 c 30.52 a 4.00 4538.09
1956 4.00 11.00 113.50 392.50 640.50 721.00 1063.50 952.50 714.11 b 347.95 b 55.18 b 18.00 5033.73
1957 0.50 41.39 e 114.00 322.00 661.50 841.00 991.48 a 909.73 e 780.00 b 282.50 f 20.19 d 4.13 a 4685.93
1958 9.30 a 103.19 a 110.71 c 311.11 c 808.50 903.50 1086.50 1082.00 668.04 b 383.22 b 116.38 a 14.47 a 5596.92
1959 28.50 15.00 131.00 361.03 a 489.00 790.50 1051.50 928.00 428.50 h 364.50 47.07 a 9.50 4215.60
1960 5.00 21.50 221.98 c 369.50 545.08 a 803.00 1139.00 871.00 730.50 364.00 62.50 0.00 5133.07
1961 3.50 35.50 174.00 319.50 608.00 953.00 1104.00 1150.00 573.50 300.50 4.62 d 5.00 5231.12
1962 3.00 37.50 104.00 419.50 522.00 781.00 955.00 955.00 734.00 373.00 137.50 35.00 5056.50
1963 4.00 49.50 171.50 299.00 659.00 804.50 965.50 1045.50 886.50 482.50 92.50 2.00 5462.00
1964 1.50 8.00 97.00 282.00 578.50 756.00 1013.50 874.50 597.50 371.00 52.50 7.00 4639.00
1965 3.50 36.00 97.00 410.00 535.50 737.00 1008.00 967.50 557.00 430.00 143.00 14.00 4938.50
1966 7.50 27.00 142.50 315.50 652.50 693.50 996.00 1006.50 817.50 277.50 74.50 18.50 5029.00
1967 19.00 26.00 91.50 218.50 536.00 826.50 1070.00 1130.50 856.50 331.50 96.50 4.50 5207.00
1968 0.50 87.50 208.50 251.50 553.50 773.50 1042.50 902.50 670.50 266.00 43.50 2.00 4802.00
1969 0.00 3.00 122.00 354.50 653.00 863.50 972.00 980.50 694.50 224.00 91.00 3.50 4961.50
1970 0.00 89.50 103.50 195.00 624.00 888.00 1085.50 1070.50 520.00 305.00 63.00 0.00 4944.00
1971 16.00 46.00 101.00 335.50 661.00 703.00 1009.50 1143.50 566.00 322.50 23.00 0.00 4927.00
1972 8.50 32.00 215.50 227.50 669.50 817.50 969.50 1058.00 581.50 352.50 77.00 8.50 5017.50
1973 0.00 28.50 160.00 328.50 640.50 788.00 1075.50 1030.50 719.50 325.50 38.00 18.50 5153.00
1974 14.00 30.00 147.50 343.00 492.00 891.50 1029.00 993.00 738.00 384.50 104.00 8.50 5175.00
1975 5.50 19.50 94.50 208.50 475.50 661.00 1111.50 861.00 665.00 304.00 65.00 0.00 4471.00
1976 0.00 13.50 60.50 282.00 605.50 630.50 967.00 893.00 751.00 319.00 122.50 0.00 4644.50
1977 0.00 28.00 82.50 422.00 481.00 880.00 944.50 1040.50 613.00 300.00 46.50 14.00 4852.00
1978 6.00 58.50 245.00 331.50 451.00 769.00 983.00 917.00 637.50 331.00 29.50 0.00 4759.00
1979 0.00 8.50 165.50 296.00 585.00 776.50 1015.50 1012.00 745.50 396.50 31.50 14.00 5046.50
1980 0.00 42.00 92.50 427.00 577.00 686.00 955.00 809.50 655.50 339.50 105.00 39.00 4728.00
1981 32.00 52.50 180.66 b 0.00 z 0.00 z 0.00 z 855.00 1018.00 687.50 0.00 z 0.00 z 0.00 l 2825.66
Period of Record Statistics
MEAN 5.59 27.60 128.86 336.65 576.78 766.90 1022.87 974.92 676.42 350.55 62.98 9.45 4922.23
S.D. 11.11 26.26 62.80 82.01 89.07 83.84 73.50 83.51 85.85 74.61 36.44 12.57 381.84
SKEW 3.66 1.64 0.82 0.47 0.28 0.13 -0.45 -0.20 0.16 -0.28 0.53 2.18 -0.46
MAX 66.50 135.00 359.50 586.50 808.50 953.00 1156.50 1150.00 918.00 512.50 155.17 66.00 5596.92
MIN 0.00 0.00 8.00 194.50 373.00 618.75 855.00 768.50 473.50 171.50 0.00 0.00 4037.50
NO YRS 75 73 70 75 74 74 77 76 76 73 74 73 53