SQUAW BUTTE EXPERIMENT, OREGON

Monthly Total Heating Degree Days

(358029)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201212
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
1937 1685.22 b 1067.00 956.50 819.50 383.00 235.50 29.97 a 60.00 173.00 468.10 a 768.00 934.50 7580.29
1938 1071.00 1017.50 997.00 636.00 458.00 159.50 53.50 56.50 142.00 559.00 985.50 1054.00 7189.50
1939 1081.00 1067.50 810.13 a 504.50 334.00 296.00 42.50 23.00 191.38 a 515.12 a 757.76 a 947.50 6570.39
1940 1135.50 947.00 765.00 617.50 294.00 131.90 a 33.07 a 12.00 234.31 a 492.00 991.00 1019.50 6672.77
1941 1117.00 932.00 769.00 628.97 a 419.50 288.50 37.00 123.50 374.50 589.00 801.50 1102.00 7182.47
1942 1379.00 1104.00 988.50 626.00 578.67 a 326.50 38.50 78.50 188.50 499.00 935.00 1124.50 7866.67
1943 1314.50 987.78 a 956.50 555.00 554.50 406.50 98.00 139.00 128.50 597.27 a 910.00 1144.42 a 7791.96
1944 1424.50 1118.00 998.00 757.50 523.50 407.50 131.50 165.00 282.00 462.50 1094.50 1259.00 8623.50
1945 1191.00 962.00 1029.00 774.50 521.00 366.21 a 38.50 58.00 293.50 464.50 977.00 1208.50 7883.71
1946 1260.50 1074.00 915.00 612.00 469.50 298.00 66.13 a 31.00 307.00 791.50 915.50 1012.50 7752.63
1947 1274.50 840.00 772.00 600.50 228.00 322.00 18.00 83.50 269.00 507.50 947.50 1121.00 6983.50
1948 1040.10 b 1059.50 999.00 763.00 518.50 179.00 90.93 a 110.00 330.50 556.97 a 983.50 1369.00 8000.00
1949 1605.50 1091.00 949.00 551.50 391.78 b 111.50 n 78.03 b 93.00 a 213.10 a 775.00 c 717.50 1269.21 e 7734.63
1950 1451.00 1075.93 a 1019.38 a 704.44 c 560.07 a 340.50 53.00 36.50 l 183.00 o 450.69 e 818.79 a 972.37 a 7446.17
1951 1282.50 945.26 a 1020.50 561.72 a 432.97 a 222.69 d 46.50 d 95.50 161.38 a 649.45 a 1012.00 1323.18 a 7753.66
1952 1337.65 a 1137.50 829.50 j 392.00 g 423.00 285.52 a 54.50 50.00 151.50 321.50 917.59 a 1119.10 a 5797.85
1953 853.53 a 814.50 869.00 714.00 616.00 396.00 25.50 98.50 95.40 e 340.50 h 708.50 1029.00 6219.93
1954 1090.17 a 808.23 b 965.50 606.00 354.95 a 361.00 42.00 138.47 a 267.32 b 528.79 e 682.00 1188.33 a 7032.76
1955 1286.50 1030.40 c 933.62 a 866.50 514.27 c 168.00 161.20 a 12.83 b 283.93 b 493.33 b 925.86 a 1048.32 a 7724.75
1956 1115.50 1128.00 883.50 b 540.50 393.91 b 319.00 53.73 a 81.52 d 195.00 530.21 b 812.88 d 1066.92 a 7120.67
1957 1416.18 a 908.83 d 853.53 a 641.00 417.50 180.50 76.47 a 108.50 154.44 c 678.68 c 965.36 b 1038.00 7439.00
1958 1172.50 826.50 1029.20 a 744.50 271.00 225.00 a 40.00 18.00 306.00 448.00 868.27 d 954.00 6902.97
1959 1052.50 948.37 a 873.50 574.82 b 580.50 182.50 66.00 97.00 360.52 a 513.00 770.89 b 1187.54 e 7207.14
1960 947.00 g 1099.41 a 819.95 a 680.00 576.00 169.50 21.50 148.00 150.00 518.98 b 932.50 1125.09 b 6240.93
1961 1060.00 805.78 a 879.88 a 645.60 e 577.00 100.50 17.50 7.50 364.50 523.38 a 939.50 1162.50 a 7083.64
1962 1336.62 a 998.00 1021.28 d 515.00 c 564.00 209.50 93.50 82.50 g 125.50 g 552.00 813.62 a 1011.38 c 7114.89
1963 871.00 i 697.93 a 884.00 804.00 417.00 281.50 113.00 82.00 116.50 475.00 568.50 j 1053.48 a 4924.41
1964 1199.18 a 1021.21 a 1026.62 a 731.50 538.22 b 302.31 d 51.67 d 113.84 b 267.93 a 407.65 a 919.04 d 1111.19 b 7690.37
1965 1142.50 845.00 918.63 a 630.50 532.17 d 228.21 b 65.10 a 126.21 c 347.07 a 317.50 f 802.50 1174.42 e 6812.32
1966 1188.85 a 1022.00 a 636.50 g 600.56 c 319.41 c 148.50 o 97.50 78.50 187.76 a 538.37 a 822.93 a 1149.14 b 6005.01
1967 1084.48 a 686.00 f 995.00 899.48 a 460.50 216.21 a 7.00 12.92 a 126.96 b 587.21 e 497.50 i 1206.70 d 5596.47
1968 1204.35 a 814.50 801.50 769.50 501.50 229.14 a 45.00 207.50 257.00 611.00 899.50 1136.15 a 7476.64
1969 0.00 z 1034.50 610.50 k 663.50 353.50 210.00 80.50 94.50 192.78 c 725.50 828.50 1047.28 a 5230.56
1970 1097.50 831.70 a 961.00 870.00 460.50 212.50 35.00 12.00 392.50 664.00 867.00 856.00 j 6403.70
1971 821.00 g 916.00 1044.18 a 739.14 a 486.00 336.50 91.50 30.00 377.50 691.00 923.50 1257.16 c 6892.48
1972 1229.67 a 985.50 781.00 770.50 412.50 145.00 c 63.55 a 103.50 431.79 b 565.00 914.50 1359.50 7762.00
1973 1239.50 905.85 a 924.00 667.00 339.97 a 188.79 a 50.00 62.00 a 255.50 578.00 946.00 1033.00 7189.61
1974 1256.00 949.50 940.00 744.00 540.50 125.50 99.00 82.50 108.50 491.50 851.00 1085.00 b 7273.00
1975 1134.94 d 660.50 i 399.50 r 867.69 d 457.54 d 212.50 42.00 f 117.28 a 81.50 593.00 828.46 d 670.00 i 4292.92
1976 776.00 g 780.00 f 939.00 732.41 a 360.93 c 316.50 41.00 181.00 184.50 493.23 c 666.72 a 967.50 4882.80
1977 1288.50 827.00 976.50 528.50 661.00 104.00 78.00 88.50 311.00 498.00 910.86 a 1043.50 7315.36
1978 1116.50 934.00 722.50 0.00 z 586.00 215.00 53.50 139.00 327.93 a 396.50 976.00 1269.50 6736.43
1979 1419.80 a 953.62 b 561.00 h 697.50 387.50 184.50 58.00 81.50 118.00 407.50 986.00 1070.50 6364.42
1980 1201.50 867.00 926.00 600.00 481.00 329.48 a 50.50 97.50 224.50 541.47 a 837.12 d 716.00 g 6156.06
1981 666.00 l 956.00 841.00 659.46 b 571.20 d 277.00 125.03 a 6.00 235.00 650.45 c 600.00 g 606.50 n 4321.15
1982 127.00 z 0.00 z 217.00 x 366.00 p 297.50 n 194.50 112.50 55.80 a 317.00 644.00 615.50 k 448.00 t 1323.80
1983 288.50 v 318.50 r 417.50 p 182.00 w 428.32 a 251.38 a 170.50 57.87 a 253.50 295.50 l 477.50 n 657.50 n 1161.56
1984 684.50 n 441.50 q 331.00 s 387.50 p 224.00 s 178.00 m 7.50 k 7.00 o 73.00 u 70.50 z 397.00 q 1336.00 1336.00
1985 1339.00 1094.50 1026.50 524.00 414.50 99.50 o 8.00 82.50 195.00 p 25.50 z 548.50 r 944.50 j 4489.00
1986 1093.00 829.50 715.58 a 719.50 498.50 109.00 113.00 6.50 455.50 467.50 804.50 1146.50 6958.58
1987 1249.50 907.00 868.00 478.00 358.50 161.50 147.50 55.00 128.00 297.50 663.00 i 1162.00 5812.50
1988 1275.00 875.50 866.00 600.50 482.00 253.00 33.00 43.00 278.00 237.50 912.50 1198.50 7054.50
1989 1240.50 1260.00 a 869.00 542.00 489.50 124.50 43.50 125.00 205.50 540.50 785.50 991.50 7217.00
1990 1025.00 986.00 795.50 438.00 541.00 227.50 46.00 101.00 68.50 574.50 846.50 0.00 z 5649.50
1991 1091.50 718.50 915.00 714.00 565.00 339.00 19.00 16.00 106.50 445.00 887.50 1074.00 6891.00
1992 1099.00 777.00 667.00 525.00 204.00 127.50 100.50 73.88 a 213.00 424.50 995.50 1273.50 6480.38
1993 1412.50 1229.00 896.00 716.50 351.50 338.50 264.50 143.12 a 177.00 444.50 1029.50 0.00 z 7002.62
1994 0.00 z 983.00 730.00 577.50 361.50 203.50 30.00 19.50 123.50 574.50 1110.00 1156.50 5869.50
1995 1093.00 709.00 885.00 723.50 456.00 286.50 54.00 119.50 156.00 573.50 705.50 1119.00 6880.50
1996 1080.50 1026.50 832.50 645.50 536.00 0.00 z 43.00 62.50 298.50 568.00 845.00 1053.00 6991.00
1997 1172.32 a 961.50 839.50 730.50 296.00 246.50 86.50 22.00 207.50 620.00 891.00 1226.05 a 7299.37
1998 1036.00 993.00 923.50 765.50 564.00 260.00 3.50 29.50 140.00 607.00 0.00 z 1131.00 6453.00
1999 1003.50 997.50 928.00 0.00 z 522.00 290.69 a 102.00 63.00 271.55 a 415.50 685.34 a 1073.12 a 6352.20
2000 706.50 l 981.54 c 877.96 c 568.89 c 452.50 126.00 f 39.50 k 0.00 z 167.50 i 376.00 h 520.00 p 687.50 l 2880.89
2001 876.50 j 735.50 i 475.00 n 425.50 m 265.00 187.00 m 22.00 l 1.50 l 121.73 d 443.96 c 840.00 1195.16 c 2865.86
2002 1145.00 1013.50 634.50 i 622.50 539.40 a 245.50 1.50 28.50 n 156.00 604.50 799.00 1040.50 6167.40
2003 914.00 863.00 646.50 711.00 458.50 184.50 9.50 h 4.50 j 112.50 m 389.00 758.50 f 1079.04 e 5245.54
2004 1212.00 831.00 f 533.00 g 572.00 309.00 j 157.50 f 7.50 h 46.00 h 148.00 j 392.50 g 617.50 h 718.50 i 1784.00
2005 950.00 f 906.00 609.50 f 487.50 h 292.50 i 223.00 h 3.50 l 30.00 k 131.00 j 357.00 i 660.50 h 811.00 k 906.00
2006 614.00 m 629.00 j 686.00 i 521.50 l 312.00 o 99.00 j 11.50 l 53.00 i 174.00 o 336.50 k 517.00 l 662.00 m 0.00
2007 766.50 l 645.00 h 494.50 k 328.50 o 224.50 o 160.50 k 7.50 s 12.00 n 216.00 m 416.50 l 461.50 n 630.00 m 0.00
2008 919.00 i 708.50 g 662.50 j 561.50 i 290.50 l 153.00 k 9.00 j 37.50 j 117.00 h 314.50 i 407.00 n 808.00 i 0.00
2009 676.50 k 692.50 h 643.00 j 438.00 k 299.00 k 114.50 j 25.00 i 42.00 l 136.00 i 483.50 j 619.50 i 861.50 j 0.00
2010 604.50 m 593.50 j 618.50 i 510.50 j 415.50 k 182.00 k 38.00 m 99.50 i 123.00 i 485.50 964.00 1172.00 2621.50
2011 1169.00 996.50 948.50 805.18 b 649.00 351.00 71.50 8.50 100.50 515.93 c 0.00 z 1101.00 6716.61
2012 1051.93 a 961.00 877.19 d 622.00 468.00 269.50 11.00 14.39 c 74.50 493.50 863.50 1150.00 6856.51
2013 1392.00 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 1392.00
Period of Record Statistics
MEAN 1202.23 959.12 895.96 663.77 458.55 244.45 65.20 75.87 222.44 527.60 877.53 1123.90 7314.91
S.D. 154.81 118.37 96.65 104.86 102.30 79.47 45.76 48.24 95.06 103.16 100.10 103.56 460.62
SKEW 0.67 -0.01 -0.56 0.18 -0.38 0.13 1.63 0.36 0.41 0.01 -0.10 0.41 0.53
MAX 1685.22 1260.00 1044.18 899.48 661.00 407.50 264.50 207.50 455.50 791.50 1110.00 1369.00 8623.50
MIN 853.53 697.93 646.50 438.00 204.00 100.50 1.50 6.00 68.50 237.50 666.72 934.50 6480.38
NO YRS 59 63 59 63 67 62 64 62 63 64 58 60 34