SILVER BELL, ARIZONA

Monthly Total Cooling Degree Days

(027915)

Base Temperature = 65 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 197404
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
1906 0.00 z 5.50 j 40.00 117.50 298.00 633.50 678.00 542.00 539.50 291.50 91.00 4.00 3235.00
1907 0.00 0.00 55.00 172.00 251.00 476.00 645.00 542.00 580.00 127.50 19.00 1.00 2868.50
1908 0.00 7.00 67.00 59.00 188.00 554.00 600.00 549.00 399.50 204.00 150.00 3.50 2781.00
1909 2.00 0.00 1.50 131.50 283.50 656.00 0.00 z 545.50 418.50 267.00 53.00 0.00 2358.50
1910 2.00 1.00 153.00 0.00 z 0.00 z 643.97 a 691.30 a 656.50 607.50 321.50 34.00 7.50 3118.27
1911 8.50 0.00 z 113.00 140.00 350.50 619.50 569.00 674.50 550.50 223.50 4.50 0.00 e 3253.50
1912 11.00 6.50 0.50 31.50 438.50 638.50 528.66 c 623.50 461.00 0.00 z 0.00 z 0.00 2739.66
1913 0.00 0.00 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 0.00
1914 4.00 0.00 70.50 153.50 383.50 593.00 658.50 662.50 556.50 214.50 57.50 0.00 a 3354.00
1915 0.00 b 0.00 20.00 105.50 i 246.00 628.50 670.00 717.81 b 0.00 z 0.00 z 0.00 z 0.00 z 2282.31
1916 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 161.72 a 62.00 5.00 228.72
1917 0.00 0.00 z 29.50 120.00 d 77.50 j 376.00 j 652.00 624.17 e 325.50 g 233.50 27.00 g 0.00 i 1659.17
1918 0.00 r 5.50 40.00 128.50 227.50 684.50 652.50 546.50 540.50 325.00 61.00 0.50 3212.00
1919 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 708.60 e 543.50 636.50 282.00 j 0.00 z 0.00 z 0.00 z 1888.60
1920 0.00 z 0.52 a 3.62 a 83.50 382.50 605.50 803.00 604.00 421.00 213.00 12.00 0.00 3128.63
1921 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
1922 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
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 0.00 z 0.00 z 0.00
1924 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
1925 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
1926 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
1927 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
1928 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
1929 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
1930 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
1931 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
1932 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
1933 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
1934 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
1935 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
1936 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
1937 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
1938 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
1939 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
1940 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
1941 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
1942 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
1943 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
1944 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
1945 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
1946 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
1947 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
1948 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
1949 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
1950 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
1951 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
1952 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
1953 0.00 z 0.00 z 70.35 e 124.62 d 183.00 f 453.50 h 519.50 g 720.15 e 485.50 h 294.50 d 76.50 h 4.00 h 1209.62
1954 1.00 h 32.67 d 17.00 i 271.20 e 320.50 f 576.00 e 540.00 f 428.50 f 546.60 e 333.85 e 42.69 d 9.00 f 1803.01
1955 0.00 f 2.50 f 20.00 f 76.73 d 207.50 f 535.20 e 546.67 e 451.22 d 512.31 d 317.15 e 34.20 e 0.50 h 2473.49
1956 14.00 m 0.50 j 53.50 l 84.50 g 443.54 e 688.27 d 526.50 f 628.04 d 511.00 f 286.46 d 20.50 f 0.00 g 2046.31
1957 0.00 e 46.67 d 20.00 i 90.00 e 170.00 f 626.40 e 542.50 f 582.44 e 556.80 e 168.20 d 0.00 f 0.00 h 2070.51
1958 0.00 e 6.70 e 0.00 e 74.50 f 372.50 f 489.00 f 536.50 f 527.00 e 288.50 h 207.46 e 0.00 z 0.00 j 741.16
1959 0.00 f 1.50 f 16.00 h 223.20 e 221.50 j 655.38 d 526.00 f 354.50 g 424.62 d 229.63 d 0.50 g 0.00 k 1532.83
1960 0.00 e 0.00 h 69.75 e 125.00 i 245.50 g 531.50 f 566.00 f 648.70 d 432.00 g 186.60 e 32.50 g 0.00 j 905.05
1961 0.00 f 0.50 f 21.00 g 108.00 h 342.79 e 514.00 f 486.50 i 530.58 e 315.50 g 185.00 j 0.00 g 0.00 i 873.37
1962 0.00 f 7.00 d 8.50 g 190.00 g 224.50 g 404.00 g 530.50 g 738.04 e 261.00 n 260.52 e 86.50 h 0.00 m 1005.56
1963 0.00 g 44.43 e 22.00 f 74.42 d 345.50 g 386.00 f 715.98 e 500.02 d 409.50 f 320.33 d 36.00 e 0.00 f 1691.19
1964 0.00 e 0.00 e 14.31 e 73.27 d 245.00 f 489.23 d 679.02 e 511.50 e 373.80 e 307.70 d 6.50 g 0.00 g 2448.83
1965 0.00 f 1.83 e 6.50 f 158.08 d 199.00 f 408.46 d 648.62 e 618.21 e 409.20 e 330.87 e 52.00 f 2.98 e 2578.24
1966 0.00 f 0.00 e 29.85 d 122.88 d 298.00 f 549.23 d 491.00 g 459.50 g 353.00 g 212.83 e 53.00 f 2.98 e 917.77
1967 0.00 f 10.35 e 78.07 d 35.00 h 254.50 g 486.92 d 496.00 f 615.23 e 362.50 i 244.00 f 101.40 e 0.00 h 1291.98
1968 0.00 h 0.58 d 20.27 e 49.20 e 276.50 f 512.50 f 500.00 g 373.00 i 343.50 l 221.50 h 26.00 j 4.50 j 70.05
1969 0.00 h 0.00 h 18.50 k 105.00 h 222.00 j 240.50 i 503.50 i 466.00 k 353.00 i 143.50 h 8.00 j 3.50 k 0.00
1970 0.00 l 0.00 p 5.50 j 35.00 h 284.50 j 439.50 i 517.50 i 442.00 j 330.50 i 110.50 i 21.00 j 5.50 j 0.00
1971 21.00 k 8.00 h 69.00 h 68.00 h 160.00 k 411.00 h 490.50 j 366.50 i 353.50 i 95.50 j 34.50 j 0.00 i 0.00
1972 0.00 j 14.00 h 141.00 h 127.00 j 252.00 i 400.00 h 464.50 k 454.00 h 331.50 j 136.00 i 4.62 d 0.00 4.62
1973 0.00 f 0.00 b 0.00 b 68.50 318.00 f 625.18 b 701.67 e 506.00 h 370.00 j 223.00 h 80.00 i 0.00 z 1395.35
1974 0.00 j 0.00 h 44.00 g 102.50 g 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
Period of Record Statistics
MEAN 1.96 8.13 43.81 117.58 319.61 594.63 646.08 599.82 493.61 251.62 50.86 1.83 3001.17
S.D. 3.54 14.42 41.15 57.83 83.52 77.47 70.63 74.11 75.79 60.90 39.58 2.36 308.68
SKEW 1.72 1.95 1.00 0.93 0.05 -0.74 0.06 0.06 -0.18 -0.22 1.04 1.04 0.64
MAX 11.00 46.67 153.00 271.20 443.54 708.60 803.00 738.04 607.50 333.85 150.00 7.50 3354.00
MIN 0.00 0.00 0.00 31.50 188.00 408.46 528.66 451.22 373.80 127.50 4.50 0.00 2781.00
NO YRS 14 21 20 21 12 22 17 25 16 24 15 15 3