SILVER BELL, ARIZONA

Monthly Total Growing Degree Days

(027915)

Base Temperature = 50 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 147.50 j 376.00 483.00 761.50 1083.50 1143.00 1007.00 989.50 724.00 354.00 224.00 7145.50
1907 21.50 300.50 368.50 604.50 706.00 926.00 1110.00 1007.00 1030.00 576.00 272.50 228.50 7151.00
1908 148.00 137.00 416.50 428.50 627.00 1004.00 1065.00 1014.00 848.00 596.50 495.00 202.00 6981.50
1909 240.00 152.50 160.00 546.00 745.00 1106.00 0.00 z 1010.50 868.50 732.00 400.00 76.50 6037.00
1910 172.50 187.00 563.50 0.00 z 0.00 z 1093.97 a 1156.30 a 1121.50 1057.50 784.50 350.50 283.00 6770.27
1911 269.50 0.00 z 549.00 580.00 815.00 1069.50 1034.00 1139.50 1000.50 681.50 296.00 54.85 e 7489.35
1912 238.50 264.00 241.50 382.00 890.00 1088.50 993.66 c 1088.50 911.00 0.00 z 0.00 z 37.50 6135.16
1913 62.50 131.00 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 110.50 304.00
1914 241.50 210.00 438.00 582.50 842.00 1043.00 1123.50 1127.50 1006.50 668.50 469.00 34.10 a 7786.10
1915 89.79 b 141.00 296.00 386.50 i 664.00 1078.50 1135.00 1182.81 b 0.00 z 0.00 z 0.00 z 0.00 z 4587.10
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 625.68 a 387.50 131.00 1144.18
1917 85.00 0.00 z 312.50 521.54 d 379.00 j 676.00 j 1117.00 1089.17 e 666.50 g 677.00 298.00 g 158.50 i 3802.21
1918 9.50 r 233.00 414.00 544.50 683.00 1134.50 1117.50 1011.50 990.50 785.00 296.50 71.00 7281.00
1919 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1158.60 e 1008.50 1101.50 581.50 j 0.00 z 0.00 z 0.00 z 3268.60
1920 0.00 z 274.46 a 243.35 a 472.00 847.50 1055.50 1268.00 1069.00 871.00 610.50 348.50 127.00 7186.81
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 432.21 e 525.00 d 543.50 f 783.50 h 879.50 g 1185.15 e 815.50 h 750.89 d 325.50 h 106.50 h 2893.25
1954 147.00 h 371.58 d 227.50 i 715.80 e 692.00 f 1026.00 e 915.00 f 803.50 f 996.60 e 789.31 e 454.62 d 160.50 f 4353.91
1955 32.00 f 114.00 f 305.50 f 480.00 d 575.50 f 985.20 e 1011.67 e 916.22 d 962.31 d 782.15 e 309.00 e 223.00 h 5446.56
1956 209.50 m 102.00 j 289.50 l 389.50 g 908.54 e 1138.27 d 901.50 f 1093.04 d 871.00 f 703.24 d 242.50 f 131.50 g 3843.09
1957 125.79 e 345.33 d 268.00 i 484.80 e 529.00 f 1076.40 e 917.50 f 1047.44 e 1006.80 e 591.30 d 129.50 f 136.00 h 4677.86
1958 132.35 e 183.22 e 158.58 e 346.00 f 747.50 f 849.00 f 911.50 f 992.00 e 618.50 h 639.08 e 0.00 z 182.00 j 2105.22
1959 191.50 f 124.00 f 299.00 h 671.40 e 534.00 j 1105.38 d 901.00 f 714.50 g 874.62 d 642.39 d 219.00 g 82.00 k 3293.79
1960 80.48 e 52.00 h 448.90 e 422.00 i 597.00 g 891.50 f 941.00 f 1113.70 d 777.00 g 622.98 e 300.00 g 68.00 j 2266.07
1961 130.00 f 131.00 f 236.00 g 416.00 h 805.40 e 874.00 f 816.50 i 995.58 e 660.50 g 480.00 j 151.00 g 70.50 i 1800.98
1962 69.00 f 203.58 d 128.00 g 535.00 g 575.50 g 749.00 g 890.50 g 1203.04 e 501.00 n 712.40 e 352.50 h 92.00 m 2119.03
1963 73.00 g 323.83 e 242.50 f 439.04 d 705.50 g 746.00 f 1180.98 e 965.02 d 769.50 f 780.17 d 304.20 e 113.50 f 3993.23
1964 47.69 e 39.88 e 165.73 e 395.19 d 579.00 f 939.23 d 1144.02 e 976.50 e 823.80 e 769.83 d 155.00 g 94.00 g 5301.87
1965 124.00 f 161.30 e 173.50 f 491.54 d 564.00 f 858.46 d 1113.62 e 1083.21 e 858.00 e 776.19 e 335.50 f 140.69 e 5483.02
1966 37.00 f 43.22 e 349.61 d 543.46 d 672.00 f 999.23 d 851.00 g 819.50 g 698.00 g 670.08 e 336.50 f 193.75 e 2799.35
1967 109.00 f 225.22 e 453.52 d 292.50 h 609.50 g 936.92 d 871.00 f 1080.23 e 677.50 i 613.50 f 483.60 e 42.50 h 3179.49
1968 87.00 h 257.52 d 265.29 e 390.60 e 651.50 f 872.50 f 860.00 g 703.00 i 613.50 l 563.00 h 245.50 j 69.00 j 913.41
1969 174.00 h 80.00 h 136.00 k 427.50 h 509.00 j 552.00 i 833.50 i 766.00 k 668.00 i 461.50 h 195.00 j 115.50 k 0.00
1970 92.00 l 106.50 p 166.00 j 277.00 h 596.00 j 754.50 i 847.50 i 757.00 j 645.50 i 411.50 i 300.00 j 101.00 j 0.00
1971 158.50 k 146.00 h 325.00 h 325.50 h 455.50 k 740.50 h 805.50 j 696.50 i 668.50 i 348.00 j 200.50 j 49.00 i 0.00
1972 108.50 j 192.00 h 427.50 h 409.50 j 582.00 i 730.00 h 764.50 k 799.00 h 631.50 j 414.50 i 174.23 d 102.50 276.73
1973 74.00 f 127.62 b 123.47 b 389.50 676.50 f 1075.18 b 1166.67 e 851.00 h 670.00 j 559.50 h 311.00 i 0.00 z 2882.43
1974 73.00 j 111.50 h 313.00 g 409.00 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 139.65 205.37 338.81 508.14 774.58 1044.63 1111.08 1064.82 943.45 695.47 359.68 134.46 7306.20
S.D. 81.25 90.01 129.75 90.95 91.38 77.47 70.63 74.11 76.00 71.39 89.82 76.49 424.16
SKEW 0.28 0.00 -0.07 0.51 -0.12 -0.74 0.06 0.06 -0.19 -0.10 -0.12 0.40 0.58
MAX 269.50 371.58 563.50 715.80 908.54 1158.60 1268.00 1203.04 1057.50 789.31 495.00 283.00 7786.10
MIN 21.50 39.88 123.47 382.00 627.00 858.46 993.66 916.22 823.80 576.00 174.23 34.10 6981.50
NO YRS 14 21 20 21 12 22 17 25 16 24 15 15 3