The average monthly temperatures in Anchorage, AK are given in the table below. Calculate the heating degree days per year, and compare the results with the information in Table 8.4 month average temperature (C) January -8.5 February -6.5 March -4.0 April +2.5 May +8.5 June +12.5 July +15.0 August + 13.5 September +9.0 October +1.0 November -5.5 December -7.5 Table 8.4: Average number of heating degree days (in "F and "C) per year for selected U.S. and Canadian cities. (averages for 1971-2000), city Honolulu Miami Phoenix San Diego New Orleans San Francisco Albuquerque Portland Baltimore New York St. Louis Philadelphia Seattle Vancouver Boston Denver Detroit Chicago Toronto Portland Halifax Minneapolis Montreal St. John's Grand Forks Reginal Edmonton Winnipeg Anchorage Whitehorse Mt. Washington Yellowknife Barrow Resolute state/province HI FL AZ CA LA CA NM OR MD NY MO PA WA BC MA MI IL ON ME NS MN QC NL ND SK AB MB AK YT NH NT AK NU heating degree days per year ("C) 0 155 1040 1084 1417 2614 4280 4367 4633 4735 4757 4759 4797 5267 5630 6127 6449 6493 7319 7324 7861 7882 8235 8786 9506 10,190 10,274 10,399 10,471 12,260 13,784 14,861 19,894 22,547 8.5 Residential Heating Neem 0 86 578 602 787 1452 2378 2426 2574 2635 2643 2644 2665 2926 3128 3404 3583 3607 nonte for a buildin 4066 4069 4367 4379 4575 4881 5281 5661 5708 5777 5817 6811 7658 8256 11,052 12,526