LEES FERRY, ARIZONA

Monthly Total Growing Degree Days

(024849)

Base Temperature = 40 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 201201
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
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 0.00 z 0.00 z 0.00 z 0.00
1917 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1918 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1919 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
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 0.00 z 0.00 z 0.00
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 315.50 u 808.50 246.50 82.50 1137.50
1922 15.50 107.50 291.50 438.10 a 920.00 1246.50 1446.00 1360.00 1151.50 701.00 192.50 104.00 7974.10
1923 58.00 97.50 283.00 601.00 985.50 1069.00 1415.00 1278.00 959.50 585.00 241.00 35.50 7608.00
1924 0.50 165.50 281.00 595.00 986.50 1237.00 1405.00 1374.50 999.00 601.50 192.50 10.00 7848.00
1925 0.00 124.50 382.00 670.38 d 1072.50 1152.50 1494.31 d 1252.52 e 961.11 c 321.50 q 0.00 z 26.87 a 7136.70
1926 12.00 133.78 a 374.58 a 607.50 930.00 1250.00 1389.50 1363.50 1045.00 708.50 294.64 b 92.00 8201.00
1927 33.00 181.00 327.64 b 636.00 969.50 1163.50 1443.50 1280.50 1026.00 365.00 o 355.50 28.00 7444.14
1928 32.50 159.00 507.00 589.50 1003.50 1188.00 1434.50 1341.50 1163.50 723.50 271.00 20.50 8434.00
1929 38.00 90.00 320.50 483.50 927.50 1201.50 1434.50 1376.50 1069.50 750.50 150.00 55.00 7897.00
1930 15.00 184.50 381.00 801.00 815.50 1246.00 1418.00 1307.50 1056.00 622.50 128.00 0.00 7975.00
1931 4.50 171.50 359.00 720.50 937.00 1251.50 1571.50 1448.00 1141.00 771.00 243.50 0.00 8619.00
1932 0.00 123.00 386.00 655.50 922.00 1147.00 1459.00 1387.00 1113.50 657.50 258.00 31.00 8139.50
1933 0.00 28.50 375.00 526.00 767.00 1260.50 1524.00 1385.00 1217.50 837.00 233.50 46.50 8200.50
1934 56.00 246.50 614.50 813.50 1131.50 1139.00 1519.00 1447.50 1073.50 761.50 338.50 30.00 9171.00
1935 47.03 b 156.00 314.50 659.50 831.00 1264.50 1433.50 1398.00 1114.50 704.50 159.50 16.00 8098.53
1936 24.28 a 176.50 434.00 723.00 1011.50 1316.50 1497.50 1426.53 b 1036.50 670.50 162.50 47.00 8526.32
1937 0.00 54.50 346.00 616.00 1032.50 1197.50 1162.00 f 310.00 x 469.50 q 478.00 k 193.50 j 56.00 m 3246.50
1938 25.50 j 85.50 k 138.00 s 672.22 c 636.00 f 659.00 m 611.50 q 1352.08 e 1005.00 569.00 58.50 20.00 3676.80
1939 0.50 10.00 322.50 665.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 998.50
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 850.50 j 1536.57 a 1439.36 b 1171.11 c 771.56 d 243.33 c 72.16 b 5234.08
1944 14.39 c 120.46 c 346.88 b 545.77 d 958.50 1148.50 1473.61 c 1454.86 b 1212.22 c 129.50 z 207.00 k 33.50 j 7275.19
1945 34.74 b 208.00 302.52 b 596.25 b 1027.81 b 1159.66 a 1511.54 d 1438.83 b 1154.44 c 789.95 c 256.15 d 33.77 c 8513.65
1946 24.69 d 141.68 c 455.59 c 818.28 a 988.00 1317.12 d 1485.86 b 1427.50 923.00 f 607.71 b 221.00 85.00 7572.42
1947 20.67 a 251.44 c 551.91 c 684.50 1091.64 c 1162.50 d 1482.66 b 1024.00 h 1258.85 d 806.52 a 211.00 59.50 7581.18
1948 43.50 125.50 231.97 b 717.32 b 1041.50 1207.76 a 1473.50 1378.47 a 1163.28 a 758.50 185.50 53.73 a 8380.52
1949 0.00 53.50 403.00 784.50 992.00 1184.00 1502.50 1387.00 1184.48 a 676.00 308.50 65.00 8540.48
1950 50.50 211.00 484.50 786.50 956.00 1204.50 1371.00 1287.50 1024.00 922.50 375.00 127.62 a 8800.62
1951 56.00 147.50 373.50 707.00 927.13 d 1224.50 1551.00 1394.50 1174.00 734.70 a 229.00 49.08 a 8567.91
1952 46.50 110.00 299.50 683.00 1045.00 1223.00 1463.50 1447.50 1165.00 853.00 241.50 41.50 8619.00
1953 118.50 171.00 447.00 654.50 858.18 a 1272.50 1497.82 a 1360.00 1161.00 e 715.87 d 226.00 h 33.67 b 8290.04
1954 55.50 272.22 a 357.53 a 880.20 e 1149.77 c 1269.64 b 1518.50 1372.27 a 1144.82 b 791.07 d 335.19 d 31.55 c 9178.27
1955 8.04 d 60.08 d 396.91 c 667.20 e 941.76 b 1161.43 b 1462.17 d 1469.63 d 1177.22 c 826.67 a 306.60 e 136.29 b 8614.00
1956 135.76 b 120.66 a 445.22 b 692.59 a 1037.39 c 1348.97 a 1461.65 a 1321.52 d 1216.67 c 757.84 c 115.71 b 43.29 b 8697.27
1957 68.31 d 313.50 517.24 d 644.44 c 834.93 a 1256.00 1427.66 c 1366.67 b 1132.50 b 733.48 c 139.50 f 63.79 e 8358.54
1958 43.83 b 254.69 b 314.28 b 653.28 a 1107.22 a 1321.15 d 1488.57 d 1518.47 b 1106.25 b 618.00 f 271.07 b 52.00 g 8078.80
1959 55.28 a 156.80 c 470.54 c 755.56 c 1005.43 a 1353.33 c 1561.22 b 1401.56 e 1125.52 a 742.85 d 196.50 f 64.98 e 8693.07
1960 6.56 e 115.48 a 514.82 c 683.89 c 1025.67 b 1356.96 b 1537.48 e 1502.31 e 1219.80 e 708.72 b 198.00 g 11.62 c 8683.32
1961 6.50 g 224.54 b 406.21 b 666.43 b 1009.10 b 1399.82 b 1016.50 k 1402.23 a 1000.18 b 544.00 f 140.00 p 25.00 f 6108.51
1962 54.54 d 178.89 a 279.53 b 833.28 a 942.92 a 890.00 h 1003.00 j 219.50 z 1159.04 d 812.56 e 365.56 c 0.00 z 4626.30
1963 3.50 i 270.08 d 396.91 c 597.12 d 1076.73 a 1167.32 b 1556.95 b 1354.00 1134.64 b 891.52 b 351.21 a 12.00 f 8796.48
1964 34.88 c 0.00 z 305.87 a 621.21 a 552.50 k 1208.04 b 1523.13 a 1362.28 d 0.00 z 0.00 z 0.00 z 0.00 z 5055.40
1965 134.13 e 182.54 b 0.00 z 0.00 z 0.00 z 1053.50 1411.00 1377.50 997.50 753.00 378.50 67.68 a 6355.36
1966 8.00 35.00 415.00 704.50 1086.50 1265.50 1461.00 1472.50 1147.50 713.50 350.00 85.00 8744.00
1967 42.00 174.50 507.00 434.00 f 934.50 1161.00 1505.50 1398.50 1072.76 a 784.96 c 390.50 14.50 7985.72
1968 10.50 284.50 453.50 581.50 990.00 1270.96 d 1462.37 e 1236.50 1067.00 705.00 262.50 9.82 a 8334.14
1969 130.72 a 113.50 307.00 720.00 1097.00 1235.00 1461.00 1500.50 1147.50 609.50 253.50 87.50 8662.72
1970 108.50 226.00 340.48 a 528.00 1048.50 1227.50 1452.00 1474.50 1067.50 661.00 333.89 c 56.00 8523.87
1971 92.48 a 182.00 435.55 a 666.50 909.85 a 1289.50 1556.50 1436.00 1123.27 d 617.50 207.00 17.88 e 8534.04
1972 83.50 242.20 b 653.00 749.00 1031.04 d 1299.31 a 1541.00 1402.50 1076.00 461.00 g 200.69 a 13.00 8291.24
1973 0.00 109.00 289.00 597.00 1015.25 c 1206.00 1472.00 1425.00 1085.89 b 738.00 317.59 a 82.50 8337.23
1974 8.27 a 62.72 c 578.50 647.14 b 1112.90 a 1400.50 1470.00 1408.84 c 1120.50 757.43 a 166.00 g 55.00 8621.80
1975 39.00 103.00 352.50 492.00 852.00 1186.00 1444.60 a 1324.00 1099.00 674.50 219.00 0.00 z 7785.60
1976 22.50 255.50 383.50 627.00 1030.00 1247.50 1473.00 1378.00 1068.00 679.50 304.44 c 0.00 d 8468.94
1977 21.00 147.50 322.50 758.57 b 903.65 a 1328.57 b 1450.00 1425.00 1170.50 791.00 351.72 a 150.00 l 8670.02
1978 86.50 f 197.68 c 341.50 h 697.22 c 957.50 1321.00 1502.00 1408.00 1064.00 819.78 d 260.50 17.00 8244.68
1979 6.20 a 52.50 341.50 668.00 1005.84 c 1201.00 1488.00 1338.50 1183.00 501.50 m 181.00 25.00 7490.54
1980 100.50 179.00 291.50 613.00 792.00 1186.00 1486.00 1402.00 994.00 645.83 a 256.50 0.00 z 7946.33
1981 0.00 z 154.00 e 394.14 c 784.00 983.73 a 1392.50 1510.50 1380.53 a 1116.00 666.00 316.50 96.74 b 8794.65
1982 47.50 131.00 440.00 653.00 970.00 1215.00 1435.00 1344.50 1097.50 561.00 232.00 66.00 8192.50
1983 54.50 222.50 459.50 517.50 863.98 d 1267.50 1430.00 1367.50 1128.00 765.00 387.50 104.00 8567.48
1984 36.50 0.00 z 239.50 511.50 1105.50 1216.50 1467.00 1383.50 1194.50 619.50 353.00 85.00 8212.00
1985 35.00 178.50 405.50 791.00 907.50 1386.50 1517.50 1447.50 952.00 695.00 266.00 51.50 8633.50
1986 120.00 349.00 604.00 786.50 1051.00 1359.50 1451.00 1449.00 992.00 607.00 323.50 76.50 9169.00
1987 72.00 116.50 384.50 803.00 1028.50 1329.00 700.00 p 655.00 o 661.50 k 820.00 267.00 40.50 4861.00
1988 40.00 200.50 381.50 665.00 419.00 p 1309.00 1548.00 1405.50 1092.50 882.50 320.00 30.50 7875.00
1989 4.50 p 178.00 588.00 871.00 1050.50 1262.00 1519.00 1352.00 1094.00 495.00 i 305.00 42.50 8262.00
1990 59.42 a 67.00 m 353.00 i 470.00 l 1049.87 a 1344.00 e 1143.50 g 1365.00 1140.00 740.50 236.50 8.50 j 5935.28
1991 3.50 155.50 277.00 607.50 0.00 z 0.00 z 1492.00 1417.50 0.00 z 821.50 213.00 3.00 4990.50
1992 0.00 175.00 450.50 793.50 1004.50 1216.00 1392.50 1369.00 1095.00 790.50 201.50 2.07 a 8490.07
1993 45.50 138.00 435.50 675.50 1009.50 1167.00 1449.50 1315.00 1052.50 646.50 186.50 10.50 8131.50
1994 16.00 73.50 505.50 703.00 1019.50 1444.50 1533.50 1508.50 1098.50 680.00 183.50 44.00 8810.00
1995 56.50 293.00 0.00 z 0.00 z 461.00 o 419.00 s 1446.67 d 1108.50 g 1110.60 e 749.96 e 403.50 117.59 b 4177.81
1996 76.47 a 235.00 440.50 589.00 f 1070.57 b 1327.50 1557.50 1393.00 1039.00 615.00 244.00 113.00 8111.54
1997 103.00 132.00 506.91 d 316.00 j 1093.86 c 1266.21 a 1455.50 1086.00 g 1088.28 a 628.50 303.00 42.00 6619.25
1998 68.50 138.92 b 422.50 566.50 939.19 d 1193.00 1525.50 1416.50 1049.00 636.00 255.00 a 75.29 c 8285.89
1999 119.50 209.50 543.02 a 527.59 a 980.12 a 1258.00 1382.60 a 1229.50 1074.83 a 750.41 b 318.00 28.79 c 8421.85
2000 140.00 224.75 a 385.00 744.44 c 1120.13 a 1387.50 1527.78 a 1510.00 1146.00 738.50 131.50 65.00 9120.61
2001 12.00 146.00 476.50 684.31 a 1117.00 1343.50 1479.50 1415.00 1177.50 849.00 389.00 24.00 9113.31
2002 46.00 127.50 358.00 866.00 1071.50 1417.00 1641.50 1483.50 1097.50 647.50 244.50 67.00 9067.50
2003 128.50 183.50 453.00 643.00 1100.00 1386.00 1667.50 1493.00 1145.00 867.00 273.50 90.00 9430.00
2004 6.50 f 86.50 493.00 g 709.00 1115.50 1343.50 1491.50 1365.50 1083.00 684.50 255.00 34.50 h 8134.00
2005 164.30 a 146.50 376.00 571.00 281.00 w 576.00 p 1024.00 k 634.00 p 607.50 n 769.00 212.00 j 0.00 z 2026.80
2006 69.50 g 134.50 329.50 672.00 1100.00 1355.00 1507.50 1343.50 951.50 626.00 312.50 28.00 8360.00
2007 15.50 207.50 495.00 699.00 1018.00 1328.00 1557.00 1444.50 1153.50 667.00 354.00 18.50 8957.50
2008 17.00 163.50 436.50 622.50 895.50 1261.50 1504.00 1414.00 1099.50 723.00 361.00 36.00 i 8498.00
2009 7.50 x 0.00 z 100.50 v 632.00 1115.48 a 1148.00 1498.50 1382.00 1151.00 595.00 276.50 13.00 h 7798.48
2010 6.00 129.50 356.00 629.50 825.00 1278.00 1516.50 1329.50 1153.00 548.50 j 261.00 153.00 7637.00
2011 52.50 114.00 454.00 606.00 861.00 1250.50 1455.00 1491.00 1126.00 721.50 254.00 22.00 8407.50
2012 39.50 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 z 0.00 z 0.00 z 0.00
Period of Record Statistics
MEAN 46.13 160.59 403.41 669.13 993.50 1257.60 1485.66 1393.52 1104.99 722.19 266.27 50.63 8522.88
S.D. 41.44 67.22 91.03 93.71 89.26 82.39 53.56 62.86 67.94 83.13 72.97 35.30 399.08
SKEW 0.98 0.27 0.52 0.08 -0.47 0.07 0.53 -0.26 -0.36 0.14 -0.25 0.71 0.12
MAX 164.30 349.00 653.00 880.20 1149.77 1444.50 1667.50 1518.47 1258.85 922.50 403.50 153.00 9430.00
MIN 0.00 10.00 231.97 438.10 767.00 1053.50 1371.00 1229.50 951.50 561.00 58.50 0.00 7608.00
NO YRS 77 81 79 80 78 80 79 79 80 76 76 72 44