TUBA CITY, ARIZONA

Monthly Total Heating Degree Days

(028792)

Base Temperature = 65 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 201301
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
1897 0.00 z 0.00 z 593.50 g 346.50 47.00 22.00 0.00 0.00 7.50 387.50 681.43 b 1158.50 2650.43
1898 1295.50 866.00 752.50 0.00 z 181.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 588.50 1285.00 4969.00
1899 1168.00 689.00 462.00 204.50 138.50 22.00 0.00 0.00 0.00 f 243.50 447.50 816.00 4191.00
1900 497.50 i 607.50 347.64 c 0.00 z 0.00 z 0.00 z 0.00 0.00 53.00 200.50 565.50 919.00 2693.14
1901 961.00 667.50 580.22 a 0.00 z 68.00 10.86 a 0.00 a 0.00 24.83 a 218.55 a 471.50 f 954.44 e 3485.40
1902 951.70 a 703.11 a 764.15 a 235.00 88.02 c 0.00 a 0.50 0.00 53.50 0.00 z 501.00 1032.00 4328.98
1903 945.00 980.54 b 524.00 230.77 d 94.15 d 0.00 m 0.00 0.00 0.00 z 0.00 z 0.00 z 0.00 z 2774.46
1904 0.00 z 218.00 o 418.00 h 337.50 d 75.50 10.86 a 0.00 k 0.50 f 84.00 460.00 829.50 313.50 w 1797.36
1905 1167.84 b 914.15 a 703.38 b 246.50 q 0.00 z 0.00 z 0.00 z 0.00 z 102.00 n 0.00 z 791.50 1100.00 4676.87
1906 1014.98 b 604.00 475.00 f 371.50 135.88 a 19.50 0.00 0.00 46.50 290.50 614.00 801.00 3897.87
1907 863.00 548.50 510.50 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 1922.00
1908 924.00 769.50 226.50 m 382.00 294.00 63.00 0.00 0.00 74.00 482.50 730.00 998.00 4717.00
1909 805.50 746.00 661.00 467.00 230.50 3.62 a 0.00 0.00 51.00 281.00 689.50 1333.50 5268.62
1910 1091.00 793.50 432.50 343.00 127.50 1.00 0.00 a 0.00 5.50 325.00 592.50 897.50 4609.00
1911 883.50 776.50 481.50 332.88 d 164.00 11.79 b 0.00 0.00 a 2.00 316.00 f 763.00 1133.50 4548.67
1912 1048.50 778.50 652.50 476.50 198.50 4.50 6.50 0.00 109.00 390.00 708.50 1255.50 5628.50
1913 1235.50 848.50 708.00 333.50 111.60 a 8.50 0.50 0.00 60.00 320.50 584.50 1017.50 5228.60
1914 848.00 719.00 489.00 243.50 83.50 10.00 0.00 0.00 10.50 285.50 706.50 0.00 z 3395.50
1915 743.00 i 740.00 595.50 287.00 231.47 a 23.28 a 0.00 0.00 41.90 a 211.50 674.00 986.00 3790.64
1916 1069.00 606.50 425.50 245.50 132.00 3.50 0.00 0.00 10.50 332.00 739.00 1060.50 4624.00
1917 1240.52 a 808.00 714.50 411.50 190.50 17.50 g 0.00 0.00 27.60 e 241.59 b 584.50 812.09 c 5030.79
1918 981.67 d 0.00 z 0.00 z 0.00 z 115.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1097.17
1919 1491.50 872.00 602.00 239.50 27.00 22.00 0.00 z 0.00 z 0.00 z 0.00 z 666.00 952.00 4872.00
1920 1109.00 598.64 a 691.50 446.00 116.00 0.00 a 0.00 3.50 53.50 357.00 677.68 b 1009.05 a 5061.87
1921 874.00 670.50 448.50 447.12 d 189.62 a 7.76 a 0.50 0.00 e 12.50 303.50 571.50 853.50 4378.99
1922 1029.00 756.50 680.97 a 531.50 166.88 a 5.50 0.00 0.00 0.00 162.50 704.00 693.50 g 4036.85
1923 894.50 746.15 a 770.50 436.00 98.00 32.50 0.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2977.65
1924 1023.50 658.50 726.50 378.00 107.50 10.80 e 0.00 0.00 z 0.00 z 171.00 p 652.50 1073.00 4630.30
1925 1202.50 598.00 518.00 255.50 34.74 b 34.20 e 0.00 f 0.00 b 20.00 g 127.50 p 495.00 f 24.00 z 2642.94
1926 0.00 z 608.00 295.00 l 282.50 92.50 r 0.00 0.00 e 0.00 a 0.00 106.00 f 530.00 965.50 2386.00
1927 859.00 634.50 489.00 g 357.32 b 56.00 17.50 0.00 0.00 3.50 151.50 0.00 z 0.00 z 2079.32
1928 623.50 j 757.22 b 408.00 f 287.50 f 43.06 d 18.00 h 0.00 c 0.00 d 11.25 b 256.00 692.00 1000.00 2759.53
1929 1037.00 865.50 659.00 437.50 108.00 7.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3114.50
1930 0.00 z 326.00 j 527.00 d 151.00 204.00 0.00 n 0.00 d 0.00 f 22.50 0.00 z 649.50 1092.15 e 2646.15
1931 1016.50 634.50 579.50 262.50 100.50 0.00 z 0.00 s 0.00 g 16.11 c 288.54 e 758.00 953.50 f 3656.15
1932 823.50 h 513.00 g 358.50 i 247.00 f 94.50 i 39.00 o 0.00 z 0.00 b 16.50 o 103.50 r 339.00 m 593.50 q 0.00
1933 679.50 p 440.50 p 157.00 w 421.00 g 293.00 10.50 0.00 0.00 0.00 181.87 a 638.00 875.50 1998.87
1934 862.83 a 563.00 389.50 201.00 51.31 b 24.50 0.00 0.00 50.50 204.50 580.50 905.50 3833.14
1935 927.00 658.58 d 649.40 b 323.28 a 195.41 c 1.00 0.00 0.00 a 37.76 a 38.50 o 127.50 x 512.50 l 2792.43
1936 525.00 l 687.00 535.55 b 263.40 e 60.45 a 13.39 b 0.00 0.00 z 0.00 z 0.00 z 0.00 z 621.00 f 1559.79
1937 1355.00 731.00 536.50 308.50 37.50 7.50 0.00 z 0.00 z 8.50 209.50 666.00 936.50 4796.50
1938 1002.00 797.00 70.50 z 0.00 z 0.00 z 0.00 z 0.00 r 0.00 0.00 195.50 i 0.00 z 454.50 m 1799.00
1939 785.00 590.50 g 425.00 194.50 h 28.50 h 1.00 s 0.00 n 0.00 x 10.00 f 252.98 c 436.00 f 671.50 f 1462.98
1940 873.34 b 705.67 b 475.85 a 275.89 b 8.50 g 0.00 g 0.00 m 0.00 i 6.00 f 223.50 713.28 a 874.50 4142.03
1941 829.00 629.50 513.00 0.00 z 101.00 48.46 d 0.00 0.00 65.50 j 371.50 681.67 c 901.00 4075.13
1942 1023.50 900.00 646.50 294.44 c 159.65 a 0.00 0.00 a 0.00 18.00 0.00 z 532.50 805.00 4379.59
1943 797.50 590.00 481.00 205.00 76.50 17.00 0.00 0.00 27.00 170.50 l 661.00 891.00 3746.00
1944 974.00 756.50 566.00 368.00 133.00 26.50 0.00 a 0.00 15.50 215.00 0.00 z 922.50 3977.00
1945 959.50 651.00 712.00 418.50 101.00 30.00 0.00 0.00 69.31 a 260.50 736.00 1146.00 5083.81
1946 1051.00 809.50 610.00 253.50 123.50 2.50 0.00 0.00 16.00 430.00 718.50 864.38 a 4878.88
1947 1104.50 776.50 594.00 357.50 68.00 18.50 0.00 0.00 2.50 234.00 775.86 a 1023.00 4954.36
1948 1016.00 823.50 792.00 267.50 80.50 1.50 0.00 0.00 6.50 247.50 795.50 958.50 4989.00
1949 1297.50 1050.50 616.50 267.00 134.00 34.50 0.00 0.00 2.50 335.00 559.50 1007.50 5304.50
1950 964.50 610.50 528.00 227.50 148.50 9.50 0.00 0.00 30.50 84.00 567.00 797.50 3967.50
1951 938.50 694.50 619.50 297.00 132.50 20.50 0.00 1.50 3.00 282.00 742.50 960.00 4691.50
1952 911.50 768.00 720.50 270.50 68.00 0.00 0.00 0.00 14.50 131.00 507.50 g 1011.50 3895.50
1953 821.50 733.00 518.96 d 367.50 0.00 z 1.00 q 0.00 r 0.00 p 0.00 m 251.32 c 579.23 d 597.00 m 3271.51
1954 703.50 g 593.38 b 636.00 145.00 c 30.50 n 5.50 l 0.00 h 0.00 h 7.00 i 146.50 j 431.00 h 617.00 m 1374.38
1955 635.50 m 654.00 j 401.00 i 237.00 m 41.50 z 5.00 q 0.00 m 0.00 h 23.00 i 133.00 j 427.00 l 518.50 l 0.00
1956 545.00 k 624.00 i 465.50 j 235.00 j 51.50 k 0.00 m 0.00 k 0.00 h 0.50 k 215.00 h 574.50 k 577.50 m 0.00
1957 709.50 i 410.50 j 353.50 l 319.50 i 161.00 l 5.50 j 0.00 i 3.00 j 13.50 l 210.00 i 429.50 n 562.50 l 0.00
1958 699.50 i 450.00 h 434.00 m 289.50 i 46.50 k 1.50 i 1.50 j 0.00 j 27.50 j 112.00 y 302.50 o 532.00 k 0.00
1959 607.00 k 496.00 j 432.00 j 302.00 l 108.50 m 0.50 i 0.00 k 0.00 l 38.50 j 198.50 j 385.50 m 635.00 j 0.00
1960 678.50 m 585.00 j 402.50 i 202.50 k 114.00 k 1.50 h 0.00 l 0.00 h 3.50 j 149.00 n 413.00 k 792.00 k 0.00
1961 602.50 m 451.50 j 457.00 h 216.50 k 52.00 i 5.50 i 0.00 l 0.00 j 20.50 l 192.50 k 457.50 k 808.00 m 0.00
1962 847.00 k 544.00 l 410.50 m 133.50 j 135.00 k 1.50 j 0.00 l 0.00 h 7.00 l 165.50 h 380.00 j 496.50 n 0.00
1963 781.50 j 423.00 i 436.50 j 310.00 i 0.00 z 16.50 j 0.00 i 0.00 i 0.50 j 103.50 h 385.00 k 736.00 j 0.00
1964 826.50 h 624.00 j 564.00 j 296.50 h 118.50 k 19.00 i 0.00 i 0.00 j 45.00 j 133.00 i 512.00 k 728.00 i 0.00
1965 612.50 k 563.00 j 544.00 i 314.50 h 174.50 k 35.00 h 0.00 j 0.00 i 63.00 i 141.00 j 329.00 k 649.00 j 0.00
1966 709.50 k 607.00 j 453.50 h 267.50 i 41.50 j 11.50 h 0.00 k 0.00 h 18.50 i 198.50 j 365.50 k 641.00 j 0.00
1967 736.50 k 523.50 i 360.00 j 344.50 j 140.00 i 40.00 h 0.00 j 0.00 i 31.00 j 144.00 k 364.00 j 810.50 k 0.00
1968 1059.50 i 447.00 i 413.00 j 329.00 h 104.00 i 14.50 j 0.00 i 5.00 i 40.50 j 211.00 h 429.50 k 810.00 j 0.00
1969 0.00 z 514.00 i 513.00 k 233.50 h 92.00 j 8.50 i 0.00 j 0.00 j 4.50 i 288.00 h 425.50 l 574.00 k 0.00
1970 691.50 j 465.00 h 515.50 i 443.50 h 97.50 k 25.00 h 0.00 j 0.00 j 109.00 i 346.00 i 452.00 k 736.50 i 0.00
1971 995.32 c 598.00 g 447.50 k 290.50 i 111.50 k 27.00 i 0.00 m 0.00 i 55.00 i 211.50 l 489.50 i 730.00 j 995.32
1972 621.00 j 542.00 i 338.00 h 277.50 j 71.50 i 2.50 h 0.00 k 0.00 j 12.50 k 206.00 j 669.00 f 1029.50 1029.50
1973 1127.50 744.50 780.50 471.50 137.50 23.50 0.00 8.00 0.00 z 0.00 z 380.50 h 747.50 g 3293.00
1974 1226.50 793.50 504.02 b 488.04 b 275.79 b 4.00 7.50 0.00 z 163.50 460.98 d 708.00 1080.00 5711.83
1975 1236.00 1052.15 b 745.60 b 532.00 f 232.00 j 89.00 j 0.00 z 0.00 z 0.00 z 0.00 z 362.50 m 0.00 z 3033.76
1976 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
1977 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
1978 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
1979 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
1980 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
1981 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
1982 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
1983 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
1984 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
1985 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
1986 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
1987 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 17.00 166.50 685.50 1083.00 1952.00
1988 1016.50 721.50 632.50 354.00 159.00 10.00 0.00 3.50 59.00 111.00 617.00 933.50 4617.50
1989 1046.00 758.50 403.50 170.50 93.50 6.00 0.00 0.00 23.00 271.50 605.50 951.00 4329.00
1990 988.00 765.00 505.00 259.00 131.50 12.50 0.00 2.50 19.50 271.00 641.50 1196.50 4792.00
1991 1018.50 651.00 712.50 398.50 184.00 32.50 1.50 0.00 1.50 177.00 666.50 1032.50 4876.00
1992 1073.50 668.50 542.50 204.00 88.00 7.50 0.00 9.00 7.50 166.00 777.00 1266.00 4809.50
1993 850.50 698.00 532.50 333.00 121.50 31.00 0.00 5.00 33.50 309.00 770.00 968.50 4652.50
1994 933.50 790.00 498.50 328.50 133.50 0.00 0.00 0.00 11.50 321.50 778.00 879.50 4674.50
1995 896.50 541.00 543.00 409.50 212.50 49.50 0.00 0.00 20.00 270.50 517.00 867.00 4326.50
1996 903.00 595.00 562.00 320.50 42.50 0.00 0.00 0.00 69.00 324.00 645.50 877.00 4338.50
1997 973.00 724.00 476.50 404.00 56.00 14.50 0.00 0.00 2.00 341.00 596.50 1031.00 4618.50
1998 886.50 783.00 635.50 492.50 179.00 29.50 0.00 0.00 15.50 339.00 665.50 946.00 4972.00
1999 846.00 681.50 466.50 511.61 b 149.50 37.00 0.00 0.00 47.50 248.50 577.00 1004.50 4569.61
2000 851.97 b 660.31 c 625.50 242.00 68.50 0.00 0.00 0.00 40.00 275.00 850.00 884.00 4497.27
2001 995.50 550.00 h 549.00 339.50 49.60 a 10.56 c 0.00 0.00 4.50 g 38.00 v 0.00 z 0.00 z 1944.16
2002 0.00 z 0.00 z 0.00 z 0.00 z 62.00 0.00 0.00 0.00 10.50 263.00 612.50 976.50 1924.50
2003 751.50 662.50 516.50 340.00 92.50 0.00 0.00 0.00 3.00 80.50 620.50 873.00 3940.00
2004 897.00 804.00 326.50 301.50 28.50 3.00 0.00 0.00 37.50 262.00 611.50 904.50 4176.00
2005 715.00 629.50 530.50 291.50 83.50 1.00 y 0.00 k 0.00 l 5.00 136.50 g 586.20 e 959.21 e 3800.41
2006 622.50 g 527.00 g 0.00 z 139.50 g 16.50 0.00 g 0.00 e 0.00 63.00 314.50 545.00 937.50 1876.50
2007 996.00 617.00 446.92 a 250.00 75.50 3.00 0.00 0.00 32.00 216.50 469.50 962.50 4068.92
2008 1013.00 739.50 500.00 305.00 156.50 7.00 0.00 0.00 0.00 125.00 p 515.50 908.50 4145.00
2009 457.00 n 647.00 485.50 333.00 33.00 1.00 5.00 k 2.00 9.50 283.00 m 583.50 640.00 l 2094.50
2010 982.00 734.00 565.50 329.50 164.50 6.00 0.00 0.00 15.50 161.00 f 299.00 u 762.50 3559.50
2011 975.43 b 783.42 d 354.50 g 319.00 107.47 a 11.50 0.00 b 0.00 e 15.00 e 248.60 e 641.00 971.00 4072.41
2012 855.50 716.41 b 496.52 a 216.00 23.50 0.00 0.00 b 0.00 0.00 195.50 540.00 927.50 3970.92
2013 1246.50 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 1246.50
Period of Record Statistics
MEAN 997.58 724.42 571.62 323.88 117.97 13.70 0.25 0.52 27.33 266.72 648.73 978.75 4647.86
S.D. 149.41 105.73 109.32 89.50 63.62 13.81 1.21 1.69 29.67 87.11 89.05 120.78 439.82
SKEW 0.85 0.83 0.15 0.30 0.71 1.31 5.34 3.70 2.00 0.27 0.06 0.88 0.00
MAX 1491.50 1052.15 792.00 531.50 294.00 63.00 7.50 9.00 163.50 482.50 850.00 1333.50 5628.50
MIN 715.00 541.00 326.50 145.00 16.50 0.00 0.00 0.00 0.00 80.50 447.50 762.50 3833.14
NO YRS 74 76 72 71 75 67 67 67 66 59 67 66 32