ALPINE, ARIZONA

Monthly Total Heating Degree Days

(020159)

Base Temperature = 65 F

File last updated on Apr 3, 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
1904 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
1905 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
1906 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
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 1019.50 568.00 j 0.00 z 842.59 a 539.00 297.93 a 190.43 c 243.50 384.31 a 682.52 a 842.14 b 909.00 j 5041.92
1913 1236.12 c 553.50 m 311.00 u 795.00 429.00 i 342.00 176.00 207.00 388.00 615.50 809.00 1263.50 5832.12
1914 982.00 934.89 a 843.50 728.50 467.50 188.50 162.00 168.50 316.50 261.50 p 505.00 m 850.00 j 4791.89
1915 1241.03 a 1094.59 a 1075.00 691.50 498.50 172.50 103.00 174.50 86.00 y 685.58 e 832.00 1082.93 a 7651.14
1916 1099.43 b 890.50 756.00 193.00 w 0.00 z 152.50 m 119.00 128.50 i 181.00 l 576.71 b 853.45 a 1173.23 e 5468.32
1917 488.50 s 1044.52 e 616.50 m 307.50 r 442.00 j 39.00 w 74.00 j 35.00 w 102.50 v 412.50 h 559.50 i 0.00 z 1044.52
1918 700.00 n 496.50 j 0.00 z 198.00 v 287.00 o 72.00 p 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 89.00 l 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 473.50 s 0.00
1921 307.50 v 513.00 m 667.00 f 602.50 g 151.00 w 162.50 f 113.00 l 61.50 t 128.00 q 355.00 k 628.50 g 430.50 q 0.00
1922 793.50 l 950.44 a 966.34 b 21.50 z 245.50 o 138.50 k 74.00 j 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1916.79
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 470.00 p 693.50 n 0.00
1924 687.50 m 542.50 k 0.00 z 211.00 v 182.00 r 18.50 t 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1925 0.00 z 586.00 h 479.00 n 231.00 s 329.00 h 223.50 h 123.00 l 0.00 z 255.50 k 107.50 y 932.40 e 682.50 l 932.40
1926 1365.11 c 618.50 i 700.00 h 516.50 k 304.50 o 190.50 h 194.30 c 179.00 178.50 i 322.50 o 319.50 r 90.50 z 1738.41
1927 978.88 e 242.50 t 59.00 z 697.22 c 238.50 l 332.68 b 27.50 k 102.50 m 167.50 q 452.50 g 712.00 915.50 h 2720.79
1928 1106.59 c 1056.50 808.98 e 526.50 f 354.50 g 252.78 c 110.29 e 118.00 n 137.50 p 513.50 711.00 f 1135.52 d 4984.16
1929 811.00 h 524.00 o 441.00 p 752.22 c 478.29 c 126.50 g 79.50 g 62.00 p 295.34 a 594.88 b 887.00 585.00 k 3007.73
1930 462.50 s 846.22 a 930.00 d 570.58 d 151.00 u 156.60 e 138.50 26.00 x 371.90 a 445.50 k 222.50 v 425.00 r 3013.80
1931 1114.81 e 990.00 861.44 e 651.00 315.50 j 165.50 j 82.00 g 119.00 i 180.00 i 539.40 a 784.00 f 885.50 j 4156.65
1932 1058.50 h 924.78 b 640.50 j 317.50 o 362.00 i 302.50 194.61 d 124.50 f 245.00 k 503.50 h 0.00 z 663.50 q 1421.89
1933 1293.96 d 0.00 z 0.00 z 0.00 z 0.00 z 225.50 119.41 d 140.50 h 76.50 y 516.27 e 456.00 m 648.00 k 2155.14
1934 245.50 y 0.00 z 0.00 z 207.50 s 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 305.50 o 566.50 i 529.00 o 0.00
1935 373.00 t 307.00 s 619.50 j 424.00 l 341.00 n 179.00 i 70.00 o 23.00 z 163.00 p 182.00 u 125.00 z 281.50 w 0.00
1936 604.00 n 65.00 z 538.00 l 338.50 p 191.50 r 85.50 r 34.50 r 0.00 z 75.00 v 159.50 w 0.00 z 491.50 r 0.00
1937 953.00 l 641.50 k 410.50 r 162.50 v 89.00 y 92.00 t 8.00 z 0.00 z 0.00 z 0.00 z 496.00 k 363.00 s 0.00
1938 442.50 q 638.00 h 566.00 l 420.50 k 280.50 n 95.50 s 0.00 z 130.00 k 253.50 g 432.00 i 577.50 l 149.50 z 0.00
1939 807.00 k 741.50 l 167.00 z 294.50 o 364.50 h 167.50 g 79.50 l 39.50 t 188.50 j 459.00 k 45.00 z 613.00 m 0.00
1940 850.50 h 1071.00 865.42 a 497.00 i 498.07 a 231.21 a 181.41 d 188.00 f 375.00 b 635.00 962.50 417.50 q 4819.60
1941 1222.00 954.50 977.02 a 908.79 a 570.63 d 336.00 f 126.00 h 221.59 d 380.89 b 665.95 c 918.33 c 1134.60 a 7954.31
1942 1206.50 1165.23 b 1083.28 d 580.50 h 587.00 264.31 a 121.93 a 175.00 342.93 a 667.53 a 765.54 b 1018.23 e 7397.48
1943 1119.44 d 384.50 p 0.00 z 643.00 450.50 263.40 e 170.00 156.00 362.50 646.00 892.50 1121.00 5824.34
1944 1183.00 1036.50 980.50 53.50 z 563.50 229.50 j 61.00 s 0.00 z 132.00 s 586.42 a 957.32 b 808.00 i 5307.24
1945 1218.62 b 909.44 c 1014.39 d 745.00 c 544.22 d 340.00 c 115.96 d 71.00 o 122.00 s 435.00 f 628.50 i 744.00 m 4887.63
1946 1214.34 b 746.50 h 873.96 e 325.00 m 409.50 i 136.00 n 158.88 c 137.00 h 296.67 c 482.50 i 693.50 g 1010.37 d 3554.22
1947 946.50 i 852.96 a 941.48 d 749.50 468.10 a 310.00 123.50 124.00 k 324.60 e 605.00 1053.00 805.00 l 5428.14
1948 1094.76 d 1080.50 1176.85 d 639.00 e 517.50 259.00 103.52 c 62.00 r 305.00 c 138.50 w 800.00 g 1030.75 c 6206.88
1949 895.50 k 1129.52 c 731.00 h 728.50 560.07 a 296.54 d 143.24 b 178.00 g 208.50 i 648.02 e 753.50 698.00 n 4259.39
1950 1151.00 566.00 j 740.50 f 664.14 a 618.45 a 196.00 g 149.04 e 255.48 b 309.00 g 351.50 h 771.00 547.50 m 3609.11
1951 1154.75 e 960.50 944.35 d 716.50 533.00 349.50 59.00 i 181.00 312.00 433.00 j 891.00 430.50 s 6042.60
1952 1095.33 a 1030.00 1157.69 b 725.89 b 490.66 b 249.83 a 151.79 b 161.00 325.56 c 570.73 c 1015.34 a 790.00 k 6973.82
1953 702.00 g 1050.00 e 912.84 c 722.88 d 429.50 l 131.50 k 85.50 h 160.50 g 197.00 l 670.38 c 868.27 d 867.00 i 4224.37
1954 1137.46 e 526.50 k 755.50 h 652.20 e 348.00 j 194.50 n 41.00 t 174.50 f 296.00 535.61 d 796.15 d 648.00 m 3417.43
1955 1343.91 d 1172.00 937.46 d 612.50 f 532.54 c 213.50 f 98.50 j 206.87 e 366.50 554.12 c 856.00 1018.57 c 6987.97
1956 1055.50 1170.50 901.14 b 799.66 a 532.17 d 193.50 173.82 c 243.50 278.00 617.00 783.50 f 1164.80 d 7129.58
1957 1039.03 b 761.19 a 903.43 c 746.00 444.00 i 257.00 96.50 119.00 h 353.28 a 643.77 a 986.25 b 974.50 6760.94
1958 1168.59 c 893.41 a 1081.00 761.38 a 451.00 175.50 73.37 a 58.50 i 0.00 z 197.50 u 865.18 b 944.50 6413.92
1959 1055.03 a 1009.50 955.12 b 633.60 e 549.70 c 244.66 a 0.00 z 168.50 323.79 a 564.72 a 853.50 1045.00 7403.12
1960 1324.00 1144.98 a 785.50 650.00 542.00 193.50 132.00 122.00 305.00 642.50 838.00 1182.50 7861.98
1961 1146.00 923.00 874.00 645.50 510.00 201.00 103.00 164.50 376.00 662.00 949.50 1164.50 7719.00
1962 1182.50 930.50 1085.00 617.50 539.00 298.50 127.00 100.50 313.00 551.00 768.50 942.50 7455.50
1963 1153.00 826.50 951.50 726.00 430.00 168.00 r 48.57 a 133.00 g 251.40 e 487.00 818.00 1007.50 6699.47
1964 1245.68 a 1100.50 1071.00 835.00 538.37 a 347.88 d 119.50 180.00 0.00 z 537.50 581.50 m 1101.50 7076.94
1965 1006.50 1035.50 950.50 691.00 613.00 395.00 138.50 166.50 354.00 555.93 a 785.00 557.50 m 6691.43
1966 1244.43 c 1186.50 911.50 641.90 a 427.50 228.50 52.70 a 118.50 g 0.00 z 0.00 z 548.00 j 629.50 m 4693.03
1967 705.50 k 611.50 i 763.24 b 763.20 e 550.85 e 296.50 93.00 163.94 e 255.50 g 381.50 i 478.00 k 798.00 j 2630.73
1968 704.00 k 658.00 h 629.00 j 750.00 d 511.00 210.50 142.27 c 174.00 i 233.00 j 369.00 h 467.00 m 504.50 q 1613.77
1969 597.00 i 524.00 j 631.50 i 433.00 h 478.12 e 156.00 g 124.00 46.50 j 198.00 i 463.00 h 855.50 941.07 c 2398.69
1970 1082.00 858.00 973.29 b 783.00 484.78 b 310.50 90.00 128.00 320.17 a 656.17 a 788.04 b 1035.63 d 7509.57
1971 1080.35 a 947.50 799.00 712.50 576.00 268.00 51.67 a 144.00 f 332.50 691.82 a 863.79 a 1163.50 7486.63
1972 1035.00 866.50 731.50 640.00 c 543.00 267.50 75.50 145.50 g 245.50 l 389.50 j 675.00 j 688.00 l 4159.00
1973 874.00 j 682.00 j 799.50 i 602.50 i 391.00 h 201.00 170.00 212.50 389.00 631.00 865.00 1066.50 3535.00
1974 1167.00 981.83 e 559.00 i 750.50 483.50 199.00 150.00 243.23 e 262.00 i 459.50 g 859.82 b 1190.92 a 6025.79
1975 1139.25 a 1061.50 966.17 a 798.75 b 620.50 347.50 127.00 192.00 371.00 634.50 899.00 1058.17 e 8215.34
1976 828.00 i 862.50 953.50 750.50 509.50 357.50 151.38 a 245.00 365.00 486.50 h 691.50 g 1084.00 5278.88
1977 1183.50 953.50 839.00 f 623.00 f 652.60 b 190.34 a 0.00 z 127.50 194.00 j 370.50 m 576.50 i 939.54 e 4046.99
1978 748.50 k 678.00 i 664.00 h 736.15 d 615.19 b 190.00 115.00 260.00 416.38 a 612.25 c 605.50 i 827.50 h 2944.97
1979 866.50 j 733.50 i 672.00 j 542.50 f 514.50 259.66 a 94.00 254.00 318.75 b 0.00 z 857.00 f 575.50 m 1440.91
1980 821.50 i 591.00 k 694.00 j 557.50 h 645.46 c 286.50 92.50 205.50 337.20 e 692.52 c 710.50 h 928.21 e 3187.89
1981 705.50 i 613.00 i 703.00 i 487.00 h 556.21 e 197.50 129.50 191.74 d 343.33 c 656.74 d 634.50 g 676.50 i 2075.03
1982 1137.24 d 908.50 870.00 702.50 553.50 343.50 72.00 k 101.00 i 226.50 i 454.50 k 618.00 i 829.50 j 4515.24
1983 1158.50 639.50 j 943.50 627.00 i 365.00 j 229.00 g 153.40 b 167.50 183.50 i 561.00 887.00 994.00 4864.90
1984 1091.00 928.00 845.00 707.50 360.50 269.50 133.50 0.00 z 283.50 763.00 898.00 1120.28 b 7399.78
1985 1139.50 1017.00 871.00 612.00 512.00 231.00 105.00 154.50 396.50 603.50 798.00 1046.00 7486.00
1986 918.50 849.50 783.50 625.50 507.50 254.50 169.00 136.50 389.00 666.00 833.00 1089.50 7222.00
1987 1138.50 983.50 1026.00 643.50 558.50 254.00 180.00 220.00 387.50 539.50 899.50 1157.00 7987.50
1988 1168.50 894.00 870.00 685.50 488.00 232.00 166.50 172.00 405.50 534.50 832.50 1141.50 7590.50
1989 1185.50 855.68 c 790.50 564.00 460.00 269.00 113.00 214.00 335.50 662.50 848.00 1086.50 7384.18
1990 1143.00 988.00 882.50 663.00 539.00 160.34 a 158.50 252.50 284.00 633.00 861.00 1159.00 7723.84
1991 1206.00 902.50 1030.50 719.50 541.50 378.00 172.50 188.00 336.50 588.00 849.00 1123.00 8035.00
1992 1232.00 937.00 892.00 598.50 513.00 292.50 187.00 216.00 332.50 581.00 999.00 1163.00 7943.50
1993 1105.67 a 963.50 861.00 688.00 496.00 a 260.69 a 120.00 165.00 386.00 647.50 912.00 1077.00 7682.36
1994 1050.50 1041.50 0.00 z 665.00 543.00 167.00 134.00 95.00 271.50 657.00 888.00 997.50 6510.00
1995 1162.50 788.50 845.50 748.00 590.50 325.00 142.00 93.50 285.50 579.00 721.50 1054.00 7335.50
1996 997.50 767.50 884.50 667.50 374.00 178.50 77.50 145.00 338.00 602.00 837.00 988.50 6857.50
1997 1159.00 968.00 834.00 702.00 446.00 304.00 150.00 159.50 235.00 653.00 838.39 b 1280.50 7729.39
1998 1090.50 1011.00 879.50 784.50 527.50 280.50 55.00 125.50 254.00 572.00 761.00 1023.00 7364.00
1999 919.00 772.00 772.86 b 670.38 d 491.19 b 246.72 a 119.00 124.50 254.00 532.50 704.00 1105.00 6711.16
2000 956.00 807.50 833.00 581.67 c 321.50 178.00 91.50 137.00 238.33 c 603.00 1008.75 b 971.00 6727.25
2001 1169.22 a 927.00 849.50 635.89 b 354.29 c 170.69 a 81.00 129.00 270.00 515.50 827.00 1191.50 7120.58
2002 1078.50 936.50 891.00 526.50 485.50 141.50 59.50 134.50 294.50 656.00 831.00 1153.50 7188.50
2003 846.00 872.00 901.00 698.00 426.50 264.50 29.00 126.00 260.00 466.50 826.50 1045.50 6761.50
2004 1073.00 1108.00 739.00 702.00 407.50 247.50 126.50 196.00 327.50 605.50 869.00 1040.00 7441.50
2005 988.00 874.50 870.00 666.50 431.00 272.00 70.00 177.00 274.50 585.50 786.50 980.00 6975.50
2006 1011.50 778.00 938.50 632.00 386.00 153.50 45.00 153.50 369.50 384.50 j 779.50 1029.50 6276.50
2007 1199.50 900.00 808.50 644.00 517.00 141.50 h 57.00 80.00 276.50 550.00 749.00 1121.50 6903.00
2008 920.00 h 976.14 d 638.50 g 552.50 g 400.50 g 142.00 h 106.12 e 62.00 h 256.50 f 598.19 d 485.00 l 669.50 j 1680.44
2009 742.00 h 783.00 473.00 j 544.00 f 407.50 296.50 28.00 i 107.50 335.50 651.00 610.50 f 1005.50 f 2581.00
2010 1153.00 1052.50 973.40 a 677.00 523.00 177.50 77.50 33.00 h 101.00 443.50 915.00 867.50 6960.90
2011 1150.00 942.15 a 752.27 a 581.90 a 570.29 b 191.90 a 32.03 a 20.00 k 230.50 i 544.22 d 861.43 b 1196.37 d 6822.56
2012 1022.47 b 945.85 c 812.00 623.00 490.00 184.50 63.00 87.83 a 73.00 q 639.00 807.00 1130.50 6805.15
2013 1297.50 1042.50 789.93 d 23.00 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 3129.93
Period of Record Statistics
MEAN 1128.02 959.70 904.66 693.60 508.76 252.52 120.16 172.42 323.95 602.79 854.70 1075.99 7441.15
S.D. 101.91 106.92 100.68 71.35 68.18 61.77 42.24 47.06 54.72 61.44 74.41 88.55 423.52
SKEW -0.20 0.17 0.57 0.31 -0.43 0.19 -0.23 0.08 -1.10 -0.23 0.40 -0.02 -0.17
MAX 1365.11 1186.50 1176.85 908.79 652.60 395.00 194.61 260.00 416.38 763.00 1053.00 1280.50 8215.34
MIN 846.00 761.19 731.50 526.50 321.50 141.50 29.00 80.00 101.00 443.50 704.00 867.50 6711.16
NO YRS 69 70 65 67 70 70 73 56 59 64 62 56 25