ARLINGTON, OREGON

Monthly Total Growing Degree Days

(350265)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201304
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
1893 10.52 c 16.50 114.70 a 304.50 580.50 704.50 982.04 c 1014.45 b 671.90 a 310.50 118.97 a 94.50 4923.56
1894 27.00 11.00 h 144.50 334.50 601.00 719.00 1063.50 1110.32 a 643.50 315.74 d 234.31 a 8.00 5201.37
1895 0.52 a 115.00 155.00 413.50 578.15 a 825.00 b 978.00 1002.00 572.50 431.00 139.80 e 39.30 c 5249.77
1896 34.50 93.00 l 118.50 o 122.50 s 287.00 n 826.67 c 1234.32 a 964.00 679.00 433.50 0.00 z 26.00 4197.98
1897 32.50 40.83 d 82.00 476.00 773.00 812.00 978.05 a 922.00 g 700.50 435.00 167.07 a 37.50 4534.45
1898 5.17 a 126.52 a 148.50 424.50 615.50 807.93 a 1064.50 906.00 g 502.00 j 369.42 a 100.50 30.00 f 3662.53
1899 92.45 c 94.00 152.00 352.00 540.50 742.50 1087.50 828.45 b 804.50 370.93 b 237.78 c 79.50 g 5302.60
1900 310.53 b 54.00 v 442.00 497.14 b 780.50 1072.50 840.00 h 995.50 774.50 414.00 0.00 z 0.00 z 5286.68
1901 0.00 z 52.89 a 245.00 338.50 672.00 706.00 963.50 1102.00 466.00 h 0.00 z 0.00 z 0.00 z 4079.89
1902 0.00 u 0.00 z 80.00 s 372.50 615.00 764.00 938.00 1009.00 717.00 492.50 98.28 a 11.50 5017.78
1903 49.00 14.00 f 181.50 319.50 658.50 947.00 957.38 a 1017.50 602.50 f 601.00 0.00 z 6.89 d 4738.27
1904 38.75 a 19.50 96.50 472.50 655.50 779.50 1010.50 1125.00 793.00 464.50 147.00 46.50 5648.75
1905 9.00 56.50 319.00 465.00 606.50 819.50 1148.50 1038.50 849.50 268.50 29.00 11.50 5621.00
1906 44.50 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 44.50
1907 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
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 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
1910 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
1911 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
1912 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
1913 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
1914 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
1915 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
1916 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
1917 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
1918 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
1919 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
1920 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
1921 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
1922 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
1923 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
1924 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 977.50 1109.00 1097.50 786.50 441.00 122.07 a 75.00 4608.57
1925 50.50 166.92 b 286.75 a 564.00 780.00 922.00 1207.50 1044.50 825.54 b 293.00 i 94.14 a 80.50 6022.35
1926 88.72 b 168.00 379.00 602.00 696.39 c 1026.50 1204.50 1094.30 a 664.00 481.03 b 148.97 a 41.00 6594.42
1927 16.50 101.50 222.00 412.00 648.50 0.00 z 0.00 z 0.00 z 0.00 z 320.00 j 247.24 a 52.50 1700.24
1928 8.00 25.00 292.50 388.50 823.00 880.50 1229.00 1091.31 d 785.17 a 465.00 123.50 14.00 6125.49
1929 0.00 35.00 269.00 402.50 744.00 885.00 1097.00 1178.50 708.00 500.00 79.50 65.00 5963.50
1930 17.00 120.00 326.50 580.50 678.50 810.00 1147.00 1152.50 779.00 361.15 a 117.00 0.00 z 6089.15
1931 0.00 z 0.00 z 0.00 z 0.00 z 316.50 t 806.50 1147.00 1076.00 754.00 0.00 z 0.00 z 1.03 a 3784.53
1932 21.50 112.00 220.50 418.50 631.00 905.50 994.50 1028.50 828.50 483.00 150.50 47.50 5841.50
1933 57.00 30.50 168.00 389.00 510.50 860.00 1126.50 1036.50 0.00 z 0.00 z 33.50 w 142.00 4320.00
1934 65.50 106.00 318.00 600.00 d 763.24 b 926.00 1114.00 1148.50 769.00 573.00 201.00 63.00 6647.24
1935 23.50 79.85 a 124.50 354.50 866.85 d 930.50 1141.00 0.00 z 908.00 434.00 a 51.50 18.27 c 4932.47
1936 45.95 c 24.86 a 182.50 530.50 767.77 a 888.50 1104.63 a 1087.50 757.50 570.50 39.50 87.50 6087.20
1937 0.00 33.50 236.50 307.00 639.00 843.00 1138.50 954.28 a 811.00 560.00 191.50 65.50 5779.78
1938 22.00 16.00 160.00 394.66 a 628.78 a 911.50 1216.50 994.00 920.00 420.05 a 98.50 84.50 5866.49
1939 57.50 35.50 249.50 486.21 a 767.52 b 784.50 1140.50 1117.50 800.17 a 491.00 133.00 72.50 6135.40
1940 4.50 60.50 316.50 411.00 708.00 961.50 1104.00 1088.50 831.00 514.00 47.50 25.50 6072.50
1941 9.00 29.50 311.50 461.00 640.50 821.00 1235.00 1062.78 a 698.00 438.50 173.50 66.50 5946.78
1942 0.00 34.50 184.50 414.50 573.50 704.48 a 1107.50 1122.72 a 819.00 520.00 56.50 0.00 z 5537.20
1943 9.00 17.50 146.00 444.50 531.00 722.50 1122.00 957.50 897.50 463.00 60.00 35.00 5405.50
1944 7.50 33.50 168.50 372.00 633.00 774.00 1088.50 1024.50 858.50 594.00 95.50 26.00 5675.50
1945 67.50 79.00 135.00 317.00 647.50 772.50 1121.00 1103.50 702.00 527.50 102.50 25.50 5600.50
1946 17.00 57.00 167.50 385.00 686.50 753.00 1056.00 1060.00 727.00 311.50 56.00 0.00 z 5276.50
1947 0.00 z 0.00 z 343.00 521.50 850.00 827.00 1038.50 a 1002.00 845.00 502.00 197.00 39.02 b 6165.02
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 992.00 995.50 749.46 b 381.00 123.62 a 23.00 3264.58
1949 0.00 49.00 244.50 520.00 778.10 a 785.36 b 975.50 617.50 l 748.50 273.00 173.79 a 67.00 4614.75
1950 1.00 57.50 174.50 364.14 a 637.50 847.76 a 1093.50 1127.00 863.79 a 431.42 a 181.50 46.00 5825.61
1951 49.50 54.50 146.50 465.50 696.43 b 870.00 a 1110.50 1057.00 839.00 424.50 99.50 36.17 a 5849.10
1952 1.00 71.00 223.50 482.59 a 717.00 792.50 1099.00 1049.00 866.50 611.73 a 32.00 23.25 a 5969.07
1953 188.50 136.00 265.16 c 401.50 597.50 707.00 1093.50 1052.89 c 832.50 488.00 183.50 98.50 6044.55
1954 31.52 a 126.00 168.43 a 376.55 a 689.23 a 762.41 a 1026.00 976.00 771.96 b 384.92 a 256.61 b 9.50 t 5569.64
1955 12.50 s 56.52 a 116.50 267.41 a 571.29 c 878.28 a 1006.00 1059.50 0.00 z 333.50 j 111.72 a 23.50 4090.72
1956 16.00 31.00 225.00 524.50 786.37 a 765.00 a 1161.98 a 1095.00 846.96 b 417.98 a 66.72 a 104.33 e 6040.85
1957 1.50 82.50 201.00 444.83 a 795.50 916.00 1033.00 969.50 817.00 356.50 9.00 92.00 5718.33
1958 48.00 147.00 129.50 331.50 829.50 962.14 b 1223.50 1161.97 b 709.50 405.50 218.79 a 35.00 6201.90
1959 32.50 57.50 196.00 404.00 508.29 b 810.50 1106.50 928.50 683.00 434.00 118.00 28.00 5306.79
1960 4.50 50.23 a 212.00 374.42 d 370.50 h 838.33 c 1223.93 d 997.00 805.00 486.50 128.50 11.00 5131.41
1961 58.00 126.00 206.50 j 407.68 b 617.00 1002.50 1189.00 1256.00 698.28 a 392.00 34.50 64.00 5844.95
1962 64.00 75.00 141.00 474.83 a 531.00 826.00 1099.50 985.50 795.50 414.00 184.82 b 51.15 a 5642.30
1963 20.15 a 87.50 205.00 316.00 631.88 a 834.50 998.00 1098.00 918.62 a 527.00 192.00 3.00 5831.65
1964 53.50 61.00 134.50 245.50 f 623.88 c 818.00 1084.00 977.00 723.50 395.25 a 70.50 41.00 4982.12
1965 58.00 118.46 b 161.50 477.93 a 639.50 876.50 1152.00 1083.45 a 694.00 533.50 180.50 29.50 6004.84
1966 29.00 78.50 223.50 411.50 750.50 853.50 1074.00 1094.00 879.50 471.00 156.00 76.00 6097.00
1967 120.00 152.00 168.00 278.00 720.75 a 1012.00 1218.00 1307.50 978.00 495.50 104.50 85.00 6639.25
1968 56.46 c 160.50 287.00 380.00 711.50 944.50 1225.50 1017.50 841.50 373.00 129.00 38.00 6164.46
1969 1.00 3.00 230.43 a 387.93 a 787.00 1033.50 1107.00 1033.50 828.00 374.50 151.00 32.00 5968.86
1970 12.50 78.50 224.50 311.00 696.50 1013.00 1200.50 1120.50 674.00 373.50 123.50 20.50 5848.50
1971 132.00 99.00 135.00 346.50 735.50 768.00 1172.50 1249.00 657.00 419.50 142.00 38.50 5894.50
1972 78.00 102.50 268.50 290.00 748.00 926.50 1135.00 1148.00 680.50 382.85 a 149.50 58.12 c 5967.48
1973 4.81 b 0.00 z 264.57 b 421.07 b 721.00 874.66 a 1186.00 0.00 z 0.00 z 297.00 k 98.00 68.50 3638.61
1974 109.00 92.50 249.00 394.66 a 595.00 980.00 1129.00 1121.00 874.00 436.50 160.34 a 69.00 6210.00
1975 53.50 42.00 102.50 313.00 678.50 813.00 1224.00 987.00 815.00 449.50 139.00 89.50 5706.50
1976 46.00 46.00 134.50 344.00 653.50 738.50 1052.50 1009.50 866.50 432.00 165.00 39.50 5527.50
1977 11.50 123.50 202.50 550.00 559.00 1009.50 1066.50 1236.50 694.00 409.00 152.50 102.50 6117.00
1978 24.00 66.50 295.50 469.50 609.00 934.50 1101.00 1023.50 688.50 413.50 66.00 38.00 5729.50
1979 0.00 e 15.12 c 216.50 409.00 740.00 900.00 1145.00 1088.00 837.60 e 537.50 54.50 42.00 5985.22
1980 0.00 26.50 172.00 443.00 689.00 750.50 1102.00 954.00 790.50 385.50 137.50 96.00 5546.50
1981 48.00 83.50 239.50 385.00 626.20 a 763.00 1025.00 1165.50 761.50 370.50 120.50 32.00 5620.20
1982 48.50 86.00 158.50 262.50 614.50 894.00 623.00 o 1074.00 747.00 374.00 62.50 j 30.50 4289.50
1983 77.50 121.00 283.00 380.50 764.00 825.50 1016.50 1145.50 706.00 463.00 232.50 10.00 6025.00
1984 85.50 65.50 281.50 359.00 585.00 808.00 796.00 i 1132.00 742.00 356.50 122.00 6.00 4543.00
1985 0.00 55.00 179.00 494.50 756.50 947.50 1326.00 1063.00 658.00 446.50 113.00 0.00 6039.00
1986 22.50 126.00 373.50 423.00 775.50 1089.00 979.00 1188.50 361.00 m 430.50 164.50 4.00 5576.00
1987 10.00 58.50 243.00 538.50 777.50 989.50 1072.50 1015.50 805.50 422.00 144.00 41.50 6118.00
1988 2.50 97.00 168.50 423.00 633.50 818.50 1124.50 1071.00 720.50 569.50 143.00 24.50 5796.00
1989 94.00 9.00 207.50 546.00 666.50 916.50 1042.50 966.00 748.00 375.00 169.14 a 36.00 5776.14
1990 73.00 48.00 207.50 520.00 599.50 871.00 1212.00 1119.50 896.50 376.00 178.00 11.50 6112.50
1991 18.50 131.50 185.50 458.50 670.50 828.00 1246.00 0.00 z 917.50 506.50 87.00 o 58.00 t 4962.50
1992 59.00 j 132.00 342.00 0.00 z 0.00 z 0.00 z 1086.50 1102.50 696.50 432.00 111.00 0.00 z 3902.50
1993 0.00 z 12.50 182.00 394.50 834.50 810.50 900.50 987.00 788.00 524.00 62.00 41.50 5537.00
1994 100.00 39.00 229.50 525.50 777.00 885.50 1247.50 1141.00 909.00 436.00 88.50 33.50 6412.00
1995 39.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 446.00 p 887.00 432.00 259.50 47.50 1665.00
1996 58.38 a 51.50 212.50 429.50 573.00 824.50 1137.00 1083.50 752.50 451.50 113.00 19.50 5706.38
1997 36.50 77.50 208.00 338.00 732.00 831.50 1077.00 1161.50 824.50 429.00 177.00 31.00 5923.50
1998 30.00 100.50 267.50 421.50 657.50 873.00 1252.50 1137.00 943.50 412.00 225.50 70.78 a 6391.28
1999 88.00 98.50 185.00 343.00 573.50 823.50 1044.50 1130.00 736.50 394.50 221.50 87.83 a 5726.33
2000 23.00 30.50 193.50 473.00 682.50 871.50 1095.50 1090.50 775.50 417.00 71.50 0.00 5724.00
2001 7.00 28.50 243.00 391.00 723.00 824.00 1128.00 1164.50 860.17 a 455.50 161.50 47.00 6033.17
2002 57.00 68.00 157.00 420.00 656.00 928.50 1178.50 1081.00 814.00 404.50 151.50 47.50 5963.50
2003 74.50 96.00 332.00 421.00 668.50 942.50 1239.50 1157.50 920.00 601.92 a 94.50 23.00 6570.92
2004 28.42 a 50.50 349.50 488.50 703.50 919.50 1213.13 a 1197.50 804.00 534.50 113.00 60.00 6462.05
2005 26.50 37.00 314.00 444.00 769.00 843.50 1184.00 1162.00 811.00 546.50 122.00 9.50 6269.00
2006 90.00 49.00 216.00 415.50 701.00 919.00 1258.00 1083.50 840.00 409.50 165.00 22.50 6169.00
2007 23.50 44.50 243.50 387.50 704.50 847.00 1214.50 1041.50 774.50 368.00 115.00 45.50 5809.50
2008 4.50 93.00 128.50 266.50 665.47 a 789.00 1125.50 1085.50 752.50 431.50 167.50 45.50 5554.97
2009 51.00 4.50 119.50 373.93 b 646.00 896.00 0.00 z 1125.50 829.66 a 365.50 84.50 0.50 4496.58
2010 37.00 72.00 199.50 340.50 547.50 768.00 1092.00 1055.50 785.50 457.00 163.50 11.50 5529.50
2011 76.50 46.50 134.50 243.50 517.00 751.50 974.50 1129.50 849.50 471.00 89.50 24.50 5308.00
2012 10.00 53.00 168.00 394.00 584.19 b 731.90 a 1098.50 1117.00 812.50 429.00 171.00 70.00 5639.09
2013 21.50 58.00 208.00 35.00 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 287.50
Period of Record Statistics
MEAN 41.16 70.48 214.24 412.74 674.96 856.07 1112.42 1076.19 787.41 441.68 132.63 43.62 5905.99
S.D. 44.72 40.50 71.49 78.81 83.67 87.53 86.45 78.41 78.80 71.75 55.28 29.26 335.06
SKEW 2.85 0.50 0.65 0.24 0.10 0.42 -0.09 0.05 -0.05 0.26 0.13 0.71 -0.05
MAX 310.53 168.00 442.00 602.00 866.85 1089.00 1326.00 1307.50 978.00 611.73 259.50 142.00 6647.24
MIN 0.00 3.00 82.00 243.50 508.29 704.48 900.50 828.45 572.50 268.50 9.00 0.00 4923.56
NO YRS 95 92 96 95 95 98 96 94 94 95 94 92 67