ARIZONA FALLS 1 WNW, ARIZONA

Monthly Total Heating Degree Days

(021161)

Base Temperature = 65 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 196306
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
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 112.00 431.00 543.00
1921 325.50 151.50 58.26 b 48.89 c 0.50 0.00 0.00 0.00 0.00 a 2.50 86.50 0.00 z 673.65
1922 283.00 g 326.67 a 245.50 0.00 z 20.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 592.17
1923 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 u 0.00 0.00 0.00 a 42.50 182.00 432.00 656.50
1924 465.50 215.00 306.90 a 74.50 0.00 b 0.00 0.00 0.00 0.00 b 17.64 b 123.00 439.00 1641.54
1925 436.50 171.50 97.50 62.00 0.00 a 0.00 a 0.00 0.00 0.00 13.50 166.50 319.00 1266.50
1926 453.12 a 178.50 66.00 27.50 0.00 b 0.00 b 0.00 0.00 a 0.00 a 0.00 54.00 358.00 1137.12
1927 213.50 162.00 179.00 72.00 5.34 b 0.00 0.00 0.00 b 0.00 2.00 28.00 359.00 1020.84
1928 317.23 a 275.50 a 81.00 56.79 b 0.00 b 0.00 a 0.00 0.00 c 0.00 19.50 140.00 375.50 1265.52
1929 450.00 345.33 a 182.38 a 44.46 b 0.00 0.00 a 0.00 0.00 a 0.00 46.50 206.38 a 239.00 1514.06
1930 407.00 145.50 160.17 d 14.50 54.77 a 0.00 0.00 0.00 0.00 10.16 b 178.45 a 353.50 1324.04
1931 380.50 213.50 133.82 a 1.55 a 0.00 b 0.00 0.00 0.00 0.00 9.00 288.10 a 454.00 1480.47
1932 586.93 a 271.88 a 158.10 a 39.83 a 6.72 a 1.03 a 0.00 o 0.00 b 0.00 a 19.00 83.79 a 504.00 1671.28
1933 524.50 444.50 153.00 100.86 a 50.50 0.00 0.00 0.00 a 0.00 0.00 105.00 347.00 1725.36
1934 354.50 162.30 a 22.00 29.46 b 2.50 0.00 0.00 0.00 0.00 1.00 204.50 318.50 1094.76
1935 413.33 a 237.00 286.50 49.50 13.36 b 0.00 a 0.00 0.00 0.00 38.50 275.69 a 365.00 1678.89
1936 450.50 315.50 124.00 53.00 5.00 0.00 0.00 0.00 0.00 11.50 120.50 411.50 1491.50
1937 725.50 333.41 a 233.00 53.00 0.00 0.00 0.00 0.00 0.00 c 0.00 141.00 241.00 1726.91
1938 320.00 253.00 199.50 51.00 8.50 0.00 a 0.00 0.00 0.00 16.02 a 288.00 296.50 1432.52
1939 416.00 460.50 157.50 21.96 b 0.50 0.00 0.00 0.00 0.00 a 10.00 48.62 a 236.12 a 1351.20
1940 302.50 263.00 68.64 c 27.00 0.00 a 0.00 a 0.00 0.00 0.00 d 27.00 197.50 284.00 1169.64
1941 346.00 204.00 181.35 a 145.00 11.00 0.00 0.00 0.00 0.00 44.00 135.50 369.00 1435.85
1942 374.58 a 373.50 206.31 b 58.00 12.50 0.00 0.00 0.00 0.00 25.50 96.50 315.88 b 1462.77
1943 394.50 197.00 115.00 46.50 1.07 b 0.00 a 0.00 0.00 c 0.00 33.50 142.50 355.50 1285.57
1944 440.00 372.86 a 253.34 b 84.50 3.62 a 0.00 0.00 0.00 a 0.00 0.00 230.00 369.00 1753.32
1945 425.50 249.85 b 271.00 97.50 0.00 0.00 0.00 0.00 0.00 4.50 199.50 459.50 1707.35
1946 434.50 331.00 118.83 a 13.00 0.00 0.00 0.00 0.00 0.00 25.50 278.00 311.50 1512.33
1947 478.00 184.50 90.00 36.72 a 0.00 0.00 0.00 0.00 0.00 5.50 268.50 447.50 1510.72
1948 385.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 0.00 0.00 11.00 267.00 424.50 1087.50
1949 642.00 376.50 202.57 b 43.97 a 0.00 0.00 0.00 0.00 0.00 a 60.50 50.69 a 399.00 1775.22
1950 460.00 196.00 149.50 18.10 a 12.50 0.00 0.00 0.00 0.00 0.00 a 76.03 a 231.00 1143.14
1951 405.50 276.50 190.00 46.00 19.00 0.00 0.00 0.00 0.00 12.40 a 170.50 408.00 1527.90
1952 445.00 347.50 259.50 g 61.50 0.00 0.00 0.00 0.00 0.00 0.00 b 261.00 430.00 1545.00
1953 317.00 331.50 144.50 84.64 b 19.12 a 0.00 0.00 0.00 a 0.00 20.50 151.50 485.50 1554.26
1954 389.00 123.50 216.00 11.00 1.50 0.00 0.00 0.00 0.00 22.00 82.50 371.50 1217.00
1955 368.00 i 401.00 115.00 i 62.00 9.00 0.00 0.00 0.00 0.00 2.50 184.00 291.50 950.00
1956 277.00 394.50 124.00 48.50 0.00 0.00 0.00 0.00 j 0.00 33.00 220.00 379.50 1476.50
1957 327.00 118.50 117.00 44.00 7.50 0.00 0.00 0.00 0.00 12.00 269.50 313.50 1209.00
1958 392.50 195.00 257.00 67.50 0.00 0.00 0.00 0.00 0.00 6.50 141.50 274.00 1334.00
1959 352.00 332.00 100.50 1.00 7.50 0.00 0.00 0.00 0.00 k 29.50 138.00 362.00 1322.50
1960 518.50 408.00 64.50 17.00 0.00 0.00 0.00 0.00 0.00 19.00 134.50 392.00 1553.50
1961 282.50 184.00 121.00 4.00 0.00 0.00 0.00 0.00 0.00 42.00 201.00 370.00 1204.50
1962 392.50 224.50 259.00 0.50 1.50 0.00 0.00 0.00 0.00 0.50 93.50 298.00 1270.00
1963 489.00 147.50 169.00 76.00 0.00 z 0.00 e 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 881.50
Period of Record Statistics
MEAN 412.75 265.74 160.59 47.37 6.84 0.03 0.00 0.00 0.00 16.98 162.41 361.50 1417.49
S.D. 97.75 94.69 70.05 30.73 12.20 0.16 0.00 0.00 0.00 15.65 73.47 69.55 211.64
SKEW 0.92 0.29 0.20 0.71 2.76 6.08 0.00 0.00 0.00 0.85 0.16 -0.08 0.04
MAX 725.50 460.50 306.90 145.00 54.77 1.03 0.00 0.00 0.00 60.50 288.10 504.00 1775.22
MIN 213.50 118.50 22.00 0.50 0.00 0.00 0.00 0.00 0.00 0.00 28.00 231.00 1020.84
NO YRS 40 41 39 40 40 40 40 40 40 41 42 41 33