CLIFTON, ARIZONA

Monthly Total Growing Degree Days

(021849)

Base Temperature = 50 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 201211
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
1893 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1894 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1895 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1896 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1897 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1898 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1899 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1900 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1901 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1902 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1903 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1904 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1905 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1906 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1907 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1908 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 181.50 11.50 193.00
1909 75.00 51.00 144.00 451.50 662.00 1049.00 1141.00 1024.50 821.50 543.00 177.50 11.00 6151.00
1910 34.00 65.00 515.00 504.00 799.00 1048.00 1199.50 1157.00 1015.00 611.00 192.00 7.00 7146.50
1911 80.00 75.00 380.50 471.50 783.00 981.00 989.00 1121.00 938.00 556.50 108.00 1.00 6484.50
1912 0.00 46.00 200.00 348.50 730.50 994.50 1026.00 1007.50 852.00 482.50 91.50 11.50 5790.50
1913 0.50 42.00 182.50 442.00 747.00 891.50 1067.50 1027.00 825.50 573.50 233.50 0.50 6033.00
1914 23.50 61.00 288.00 561.00 764.00 994.00 986.50 1057.00 892.50 529.00 214.00 3.50 6374.00
1915 2.00 39.50 174.50 419.00 599.50 941.00 1020.50 999.50 806.00 0.00 z 148.00 4.50 5154.00
1916 30.00 218.00 378.00 476.00 690.00 995.50 1058.50 995.50 838.00 519.00 117.50 27.50 6343.50
1917 5.00 71.50 164.00 345.00 d 575.71 c 1014.50 1132.50 1048.50 913.00 620.00 243.00 31.00 6163.71
1918 16.50 137.50 320.50 443.50 737.00 1078.50 1119.50 1034.50 924.00 666.50 196.00 9.50 6683.50
1919 6.00 34.00 221.00 604.00 871.50 1041.50 1070.50 1184.50 829.50 475.00 140.50 22.50 6500.50
1920 16.00 171.50 190.00 323.50 762.50 903.50 1136.50 984.00 837.50 454.50 131.50 11.50 5922.50
1921 32.00 141.50 387.00 375.50 669.00 990.00 1054.50 994.00 906.50 661.00 154.00 70.00 6435.00
1922 10.00 109.00 188.00 369.50 792.00 1141.00 1213.00 1157.50 953.50 598.50 75.50 23.50 6631.00
1923 46.50 76.00 164.00 459.00 780.00 966.00 1121.50 958.50 794.00 493.50 108.50 4.50 5972.00
1924 1.00 92.50 99.50 389.50 788.50 1155.00 1131.50 1133.00 936.00 578.50 223.50 16.50 6545.00
1925 13.50 136.50 367.00 555.50 818.50 965.00 1126.50 1001.50 813.00 530.00 70.50 9.50 6407.00
1926 0.00 80.00 232.00 369.00 679.00 1027.50 1060.50 1067.00 887.50 570.50 111.00 30.50 6114.50
1927 17.00 111.50 206.00 447.50 776.00 965.50 1135.00 1021.00 818.50 552.00 233.00 3.00 6286.00
1928 9.50 58.00 293.00 403.00 763.50 981.00 1128.50 999.00 872.00 597.50 104.50 19.00 6228.50
1929 12.00 17.50 212.00 403.50 724.00 1055.00 1067.50 986.50 833.00 556.50 29.00 8.50 5905.00
1930 0.50 154.50 206.50 588.50 632.50 1043.00 1042.00 1034.50 802.00 518.50 152.00 0.50 6175.00
1931 18.00 47.50 227.00 450.50 769.00 1021.00 1159.50 987.00 882.50 587.50 168.00 1.50 6319.00
1932 0.00 108.50 202.50 470.00 739.50 966.50 1059.50 1058.50 854.50 494.00 134.00 7.00 6094.50
1933 0.00 18.50 280.50 319.00 557.50 904.50 1117.50 1082.50 930.00 591.00 296.00 79.00 6176.00
1934 51.00 236.50 472.00 663.00 975.50 1052.50 1227.50 1150.00 948.50 749.00 324.00 106.50 7956.00
1935 113.50 146.50 282.00 512.50 645.50 0.00 z 0.00 z 1058.50 868.50 654.00 184.00 45.50 4510.50
1936 32.00 96.00 331.50 563.00 956.50 1202.50 920.46 e 1182.50 918.50 630.50 210.00 49.50 7092.96
1937 5.50 87.00 252.00 558.50 872.00 1036.50 1224.50 1228.00 1020.00 715.00 325.00 64.50 7388.50
1938 72.00 151.50 324.00 523.00 802.50 1054.00 1132.50 1141.00 939.00 735.50 136.50 53.50 7065.00
1939 12.00 11.50 356.50 586.50 881.50 1081.55 a 922.50 h 1152.50 990.00 620.00 271.50 155.00 6118.55
1940 58.00 102.50 402.50 512.50 855.00 1047.00 1208.00 1133.50 920.50 660.00 144.00 117.50 7161.00
1941 52.50 110.50 j 234.00 365.00 742.00 971.50 1137.00 1066.00 916.00 577.50 209.50 95.00 6366.00
1942 96.50 59.00 228.00 487.00 770.00 1009.50 1201.00 1081.00 907.50 602.50 324.60 e 1.50 g 6766.60
1943 13.00 152.50 280.50 553.00 544.57 a 692.50 940.50 916.00 749.50 581.50 372.50 15.50 5811.57
1944 8.00 70.00 238.50 362.00 663.50 1051.50 1175.00 1161.00 868.00 160.50 u 138.50 2.07 a 5738.07
1945 18.00 63.50 181.50 387.00 749.00 922.50 1177.50 1104.50 0.00 z 0.00 z 0.00 z 18.00 4621.50
1946 13.50 96.50 278.00 635.50 713.50 1085.00 1133.00 1078.50 941.00 523.00 121.00 73.00 6691.50
1947 11.50 153.00 289.50 442.00 840.00 956.50 1180.50 1053.50 997.00 656.00 110.50 11.50 6701.50
1948 45.00 97.50 254.00 0.00 z 0.00 z 1065.00 1186.00 1140.00 913.20 e 657.50 92.50 6.50 5457.20
1949 1.00 88.50 271.50 492.00 779.00 982.50 1125.50 1091.00 954.00 507.50 300.00 49.00 6641.50
1950 10.50 95.50 243.50 551.50 649.00 978.00 1008.00 1026.00 840.00 780.00 206.00 13.00 6401.00
1951 16.00 74.50 142.50 394.50 734.50 921.00 1213.00 1098.50 948.50 654.50 161.00 32.50 6391.00
1952 52.50 31.50 90.00 425.50 754.00 1021.00 1097.00 1091.50 933.50 692.50 142.50 2.00 6333.50
1953 51.00 84.50 254.00 409.00 578.00 1017.50 1188.00 1118.00 972.00 598.50 247.00 16.00 6533.50
1954 49.00 214.00 197.00 604.50 780.50 983.00 1164.00 1027.50 952.00 711.50 342.00 146.50 7171.50
1955 5.50 43.00 257.00 399.50 647.50 957.00 1057.00 1061.50 928.00 749.50 212.50 25.00 6343.00
1956 0.00 z 0.00 z 0.00 z 439.50 867.00 1111.50 1138.50 1075.50 1012.50 668.50 120.00 8.50 6441.50
1957 37.00 262.50 246.50 396.50 589.00 968.50 1119.00 1007.00 861.00 505.09 b 98.00 23.50 6113.59
1958 3.00 113.50 120.00 410.50 879.00 1069.00 1138.50 1125.50 860.00 580.50 210.50 46.00 6556.00
1959 46.50 62.50 242.00 571.50 754.50 1091.00 1140.00 1027.50 906.00 627.00 129.00 20.50 6618.00
1960 3.50 5.00 322.00 502.00 727.00 1016.50 1137.50 1121.00 990.00 556.50 248.50 2.50 6632.00
1961 1.00 52.00 219.00 488.50 739.00 1012.50 1131.50 1062.00 800.50 554.00 58.00 32.00 6150.00
1962 11.00 143.00 120.50 583.50 690.00 930.50 1060.50 1147.50 907.00 604.50 258.00 23.50 6479.50
1963 7.50 174.50 229.50 412.50 818.50 915.50 1134.50 924.00 871.00 649.50 179.00 0.00 6316.00
1964 1.00 0.00 101.00 320.50 698.00 956.00 1151.00 1058.50 836.00 631.00 108.00 1.00 5862.00
1965 22.00 93.00 151.50 432.50 637.50 830.00 1112.50 1083.50 819.00 602.00 281.00 31.00 6095.50
1966 0.00 4.00 280.50 445.00 699.00 888.00 1166.00 986.50 766.50 453.50 229.50 24.50 5943.00
1967 11.50 59.50 326.00 413.50 670.50 912.00 1123.00 1005.00 850.00 591.00 216.00 1.00 6179.00
1968 24.50 167.50 209.00 361.00 691.50 984.00 1001.00 942.50 828.00 600.00 189.00 1.50 5999.50
1969 57.00 45.00 143.50 498.00 734.00 964.00 1114.50 1152.50 888.50 514.50 162.50 48.00 6322.00
1970 42.50 134.50 140.50 317.00 736.00 986.50 1150.50 1081.00 855.50 391.50 157.00 67.00 6059.50
1971 95.50 102.00 328.00 442.00 663.00 966.00 1179.50 1017.50 869.50 459.50 189.50 22.50 6334.50
1972 17.50 146.50 517.00 341.00 n 698.50 930.50 1139.50 997.00 789.50 548.38 b 58.00 0.00 5842.38
1973 6.72 a 31.00 74.50 262.00 695.00 896.50 1093.02 b 1046.85 e 832.50 551.50 186.00 9.00 5684.58
1974 24.50 12.00 282.00 413.00 723.00 1042.00 988.50 922.50 758.50 523.00 166.50 8.00 5863.50
1975 15.50 46.00 160.50 259.00 528.00 878.50 1010.50 1052.00 772.50 566.00 179.50 14.00 5482.00
1976 16.50 114.50 210.50 418.00 672.00 940.00 1003.50 1016.50 782.00 382.00 175.00 0.00 5730.50
1977 7.50 108.00 120.00 427.50 594.50 947.00 1078.00 1065.00 818.50 577.50 200.00 43.00 5986.50
1978 11.00 62.00 240.00 408.50 628.00 973.45 a 1126.50 963.50 773.00 568.00 143.00 5.00 5901.95
1979 0.00 54.50 130.50 365.50 0.00 z 0.00 z 424.00 s 416.50 r 0.00 z 0.00 z 0.00 z 0.00 z 550.50
1980 39.50 j 110.50 106.50 42.00 x 372.00 m 1054.50 258.50 x 0.00 z 0.00 z 472.00 181.00 34.50 1959.00
1981 23.77 a 118.00 152.50 506.50 701.00 1012.24 a 1083.00 1037.50 866.00 497.50 200.00 27.50 6225.51
1982 6.00 90.50 168.00 403.00 638.00 895.00 1060.50 1054.50 865.50 493.50 90.50 2.00 5767.00
1983 4.50 47.50 127.00 254.50 656.00 875.00 1063.00 1019.00 916.50 0.00 z 82.00 i 7.50 4970.50
1984 12.50 29.00 245.50 411.00 826.00 963.00 1078.50 975.50 878.50 410.50 186.50 22.00 6038.50
1985 4.50 w 82.50 240.50 454.00 704.50 1011.00 1128.00 1073.50 753.50 505.82 a 147.00 28.50 6128.82
1986 64.50 151.50 336.87 a 470.00 718.50 956.50 973.00 1089.00 786.00 507.00 133.00 7.00 6192.87
1987 28.00 46.50 156.50 j 476.50 636.00 918.00 1015.50 986.50 798.00 635.00 115.50 10.50 5666.00
1988 10.50 108.00 225.50 389.44 c 670.50 920.00 1064.00 950.50 732.50 604.00 163.00 4.00 5841.94
1989 14.50 98.50 313.00 568.50 712.50 909.00 1068.00 1003.00 841.00 488.00 187.00 2.50 6205.50
1990 9.50 36.00 180.50 437.00 217.00 p 1023.50 1043.50 949.00 869.00 527.00 203.00 18.00 5296.00
1991 10.00 138.00 119.00 394.00 676.50 890.00 1077.50 1046.00 788.50 599.50 107.00 23.50 5869.50
1992 1.00 100.00 221.50 530.00 658.50 884.00 1068.00 997.00 848.00 563.50 89.50 20.00 5981.00
1993 30.45 c 34.00 255.00 462.50 767.00 965.00 1104.50 1014.50 837.00 481.50 102.50 23.00 6076.95
1994 15.50 68.50 280.00 465.50 727.00 1128.00 1163.50 1142.00 892.00 499.00 111.50 22.50 6515.00
1995 7.50 163.50 239.50 366.50 625.50 914.00 1102.00 1139.00 892.00 595.50 258.00 49.00 6352.00
1996 28.00 209.50 234.00 498.50 845.00 1073.00 1179.00 1060.00 770.00 531.50 160.50 0.00 z 6589.00
1997 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1998 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 205.00 41.50 246.50
1999 42.37 a 134.30 a 312.77 c 405.56 c 721.50 945.50 992.55 c 1000.61 d 880.00 627.00 349.50 5.00 i 6411.65
2000 0.00 z 87.50 l 177.50 k 467.50 f 901.50 1025.50 1148.55 a 1076.50 969.50 478.95 a 24.00 12.00 5636.50
2001 1.50 54.00 236.50 404.46 b 837.50 1035.00 a 693.50 k 902.00 867.50 658.00 303.10 a 14.00 5313.57
2002 28.00 106.00 270.00 644.50 786.00 1158.50 1102.00 1092.00 911.50 514.50 198.50 17.00 6828.50
2003 136.00 90.00 274.00 444.50 784.00 1025.50 1280.50 1181.50 942.32 b 485.87 e 201.43 b 29.93 b 6875.55
2004 27.00 i 61.90 c 410.00 452.00 889.50 1066.00 842.50 i 980.00 809.50 359.50 g 121.50 15.00 4805.40
2005 50.50 56.50 203.50 344.48 a 592.00 0.00 z 1299.00 1110.12 b 697.50 h 594.50 0.00 z 50.50 4301.10
2006 41.00 144.00 238.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 9.50 432.50
2007 10.00 76.00 365.50 556.00 871.10 a 1176.00 939.00 g 1149.38 e 944.50 640.00 338.50 49.50 6176.48
2008 18.08 a 124.00 0.00 z 523.45 a 746.58 a 1149.00 1102.00 1046.52 b 0.00 z 0.00 z 49.50 u 53.00 4762.63
2009 72.50 170.00 362.00 517.50 918.50 981.50 995.00 f 1173.00 880.50 0.00 z 0.00 z 0.00 z 5075.50
2010 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2011 34.50 h 49.00 o 400.79 c 555.00 d 639.38 c 1037.14 b 1164.50 1140.00 885.00 c 574.10 e 138.33 c 14.90 e 6549.14
2012 28.33 b 88.07 b 258.33 d 561.00 807.72 d 1097.78 c 1064.00 1120.00 863.50 475.50 h 200.00 0.00 z 6088.74
2013 0.00 z 0.00 z 0.00 z 0.00 z 0.00 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 25.19 93.28 245.09 453.12 732.65 994.85 1107.85 1057.86 873.01 572.57 177.77 26.43 6323.89
S.D. 26.98 53.91 90.80 86.86 92.99 80.77 71.22 69.76 66.23 79.46 73.75 29.94 435.86
SKEW 1.72 0.69 0.62 0.15 0.22 -0.15 -0.13 0.05 0.10 0.17 0.53 2.19 1.06
MAX 136.00 262.50 517.00 663.00 975.50 1202.50 1299.00 1228.00 1020.00 780.00 372.50 155.00 7956.00
MIN 0.00 0.00 74.50 254.50 528.00 692.50 920.46 902.00 732.50 382.00 24.00 0.00 5482.00
NO YRS 95 97 97 96 96 97 92 98 95 91 96 97 73