PAGE, ARIZONA

Monthly Total Heating Degree Days

(026180)

Base Temperature = 65 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 201206
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
1957 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 32.00 z 730.00 871.00 1601.00
1958 927.50 566.50 640.67 a 295.50 37.00 0.00 0.00 0.00 18.50 146.50 582.00 768.00 3982.17
1959 863.50 652.00 442.00 138.50 46.50 0.00 0.00 0.00 21.00 173.00 611.38 a 870.00 3817.88
1960 1113.00 782.00 424.50 222.50 65.00 0.00 0.00 0.00 0.00 245.00 565.50 1024.00 4441.50
1961 980.50 603.50 537.50 243.00 65.00 0.00 0.00 2.00 29.50 237.50 683.00 1155.50 4537.00
1962 1044.50 662.00 705.00 154.50 130.00 8.50 0.00 0.00 4.50 151.50 501.50 901.00 4263.00
1963 1250.50 564.50 582.50 332.00 15.50 1.00 0.00 0.00 0.00 82.50 540.50 957.00 4326.00
1964 1032.00 832.00 686.50 327.50 133.00 0.00 0.00 0.00 14.00 100.00 680.00 891.00 4696.00
1965 872.00 717.00 630.00 352.00 175.50 12.50 0.00 0.00 60.50 167.00 461.50 916.50 4364.50
1966 1038.00 897.00 517.50 208.50 32.00 0.00 0.00 0.00 3.50 226.50 532.50 907.00 4362.50
1967 1040.00 667.00 440.00 399.50 152.50 9.50 0.00 0.00 20.00 186.00 542.50 1208.50 4665.50
1968 1267.50 627.00 532.50 408.50 105.50 0.00 z 0.00 3.00 42.50 236.00 639.44 c 873.00 g 3861.94
1969 903.77 e 795.08 d 728.50 e 257.31 d 63.72 d 7.20 e 0.00 e 0.00 1.00 397.50 690.00 b 900.50 4744.58
1970 966.50 590.50 579.50 414.00 57.50 3.00 0.00 0.00 a 37.00 328.50 584.00 923.00 4483.50
1971 969.00 686.00 561.50 306.50 131.00 3.00 0.00 a 0.00 a 50.50 321.00 686.50 1031.00 4746.00
1972 909.00 654.50 286.00 205.50 45.50 2.50 0.00 0.00 6.50 279.00 713.00 1056.50 4158.00
1973 1177.50 752.00 660.50 360.50 72.00 7.50 0.00 0.00 19.50 184.00 553.50 850.50 4637.50
1974 1059.00 825.00 399.50 325.50 37.50 0.00 0.00 0.00 17.00 175.50 607.50 911.50 4358.00
1975 995.00 757.00 584.00 416.00 0.00 z 0.00 z 0.00 0.00 4.00 260.00 627.00 878.50 4521.50
1976 944.00 599.00 580.00 262.00 30.00 0.50 0.00 0.00 23.89 c 238.50 554.00 944.50 4176.39
1977 953.00 610.50 619.50 188.00 100.00 0.00 0.00 0.00 b 4.50 126.00 506.00 675.00 3782.50
1978 822.00 650.00 415.00 223.50 104.50 0.00 0.00 0.00 33.62 a 111.00 562.00 1114.28 d 4035.90
1979 1121.50 893.50 572.50 224.00 83.38 b 10.00 0.00 a 0.00 0.00 143.38 c 685.50 884.00 4617.75
1980 819.50 629.00 593.50 297.50 128.00 2.00 0.00 0.00 2.00 255.00 545.50 674.00 3946.00
1981 738.00 604.00 491.19 b 140.00 67.00 3.50 0.00 2.00 0.00 248.00 518.50 776.50 3588.69
1982 897.00 756.50 510.00 272.50 56.00 2.00 0.00 0.00 19.50 348.50 616.50 871.50 4350.00
1983 867.50 610.00 513.50 416.00 129.50 0.00 0.00 0.00 17.50 162.00 527.50 0.00 z 3243.50
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 752.50 519.00 148.50 30.00 0.50 0.00 0.00 45.00 190.50 605.50 840.00 3131.50
1986 760.50 542.50 347.50 222.00 75.50 0.00 0.00 a 0.00 74.50 295.02 a 555.50 856.00 3729.02
1987 985.50 686.50 595.50 193.00 44.00 0.00 0.00 0.00 2.00 137.50 605.50 943.00 4192.50
1988 953.50 681.50 540.00 244.50 80.00 0.00 0.00 0.00 31.00 50.00 569.00 934.50 4084.00
1989 1157.00 774.50 323.50 96.50 61.50 0.00 0.00 0.00 8.50 204.00 541.00 858.50 4025.00
1990 913.50 675.00 402.47 b 157.50 53.50 0.00 0.00 0.00 12.50 206.00 618.00 1145.00 4183.47
1991 1047.50 648.50 584.00 319.00 104.00 7.50 0.00 0.00 0.00 z 152.00 650.00 992.00 4504.50
1992 1093.50 678.00 492.50 91.50 21.00 0.00 0.00 a 0.00 3.00 105.00 697.00 1092.50 4274.00
1993 888.50 674.50 430.50 198.50 53.00 14.50 0.00 0.00 5.00 248.50 686.00 933.00 4132.00
1994 877.00 764.00 380.50 241.00 43.92 a 0.00 0.00 0.00 0.00 215.45 a 720.00 895.00 4136.87
1995 856.50 480.50 458.00 299.00 108.00 14.50 0.00 0.00 11.00 161.00 452.00 772.50 3613.00
1996 841.65 a 590.50 437.00 192.00 17.50 0.00 0.00 0.00 40.00 c 294.50 a 607.00 830.50 3850.65
1997 862.00 705.50 412.50 317.00 23.00 1.50 0.00 0.00 0.00 275.50 556.50 920.00 4073.50
1998 796.00 697.50 549.50 384.00 75.50 4.00 0.00 0.00 4.50 266.50 596.50 911.00 4285.00
1999 775.00 622.00 390.00 394.50 91.50 18.00 0.00 0.00 19.00 146.00 517.50 883.50 3857.00
2000 774.50 633.50 531.50 114.50 40.00 0.00 0.00 0.00 22.50 233.00 764.50 835.50 3949.50
2001 933.50 712.00 462.50 251.50 56.00 4.50 0.00 0.00 1.50 111.00 491.00 949.50 3973.00
2002 928.00 724.00 536.00 90.50 52.50 0.00 0.00 0.00 7.00 239.00 597.00 892.50 4066.50
2003 732.00 671.00 464.50 268.00 73.50 0.00 0.00 0.00 1.00 73.50 638.00 883.50 3805.00
2004 964.00 817.00 291.00 192.00 18.50 0.00 0.00 0.00 35.00 240.00 649.00 906.00 4112.50
2005 758.00 653.50 506.50 292.50 78.00 8.00 0.00 0.00 0.50 187.50 563.00 891.50 3939.00
2006 880.50 682.50 603.00 203.00 7.00 0.00 0.00 0.00 49.50 285.50 556.00 942.50 4209.50
2007 1022.50 626.50 399.90 a 205.00 71.00 6.50 0.00 0.00 22.00 228.50 494.00 946.50 4022.40
2008 1005.00 725.00 481.50 278.00 124.50 3.00 0.00 0.00 0.00 206.00 504.50 913.00 4240.50
2009 866.50 654.00 474.50 288.50 3.62 a 1.50 0.00 0.00 3.00 255.00 567.00 1028.00 4141.62
2010 978.00 730.50 569.50 271.00 132.50 9.00 0.00 0.00 3.50 206.00 637.50 769.00 4306.50
2011 972.00 770.00 b 459.00 260.89 b 138.97 b 0.50 0.00 0.00 5.50 226.50 645.00 950.00 4428.36
2012 856.50 713.50 469.00 189.50 9.09 b 0.00 m 0.00 z 0.00 z 0.00 z 136.18 c 460.50 793.60 a 3627.86
2013 1015.00 695.50 338.50 2.50 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 31.00 z 2049.00
Period of Record Statistics
MEAN 945.65 686.64 503.32 255.45 70.76 3.26 0.00 0.13 16.49 205.64 592.56 914.51 4181.48
S.D. 123.19 84.15 101.97 87.82 41.93 4.62 0.00 0.56 17.90 72.66 74.37 107.06 290.52
SKEW 0.50 0.33 -0.04 0.10 0.47 1.47 0.00 4.12 1.25 0.14 0.21 0.47 0.12
MAX 1267.50 897.00 728.50 416.00 175.50 18.00 0.00 3.00 74.50 397.50 764.50 1208.50 4746.00
MIN 732.00 480.50 286.00 90.50 3.62 0.00 0.00 0.00 0.00 50.00 452.00 674.00 3588.69
NO YRS 54 55 55 54 53 51 53 53 52 54 55 53 48