CLIFTON, ARIZONA

Monthly Total Growing Degree Days

(021849)

Base Temperature = 40 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 446.00 224.50 670.50
1909 365.00 288.50 416.50 751.50 972.00 1349.00 1451.00 1334.50 1121.50 853.00 457.00 127.00 9486.50
1910 252.00 291.00 825.00 804.00 1109.00 1348.00 1509.50 1467.00 1315.00 921.00 489.50 203.50 9999.00
1911 301.50 310.50 690.50 771.50 1093.00 1281.00 1299.00 1431.00 1238.00 866.50 363.50 68.50 9714.50
1912 138.50 272.00 507.00 648.50 1040.50 1294.50 1336.00 1317.50 1152.00 792.50 363.00 92.00 8954.00
1913 81.00 258.00 464.00 742.00 1057.00 1191.50 1377.50 1337.00 1125.50 883.50 528.50 115.50 9161.00
1914 250.50 313.00 590.50 861.00 1074.00 1294.00 1296.50 1367.00 1192.50 839.00 513.50 164.50 9756.00
1915 96.50 255.50 436.00 719.00 909.50 1241.00 1330.50 1309.50 1106.00 0.00 z 394.50 145.50 7943.50
1916 221.00 471.50 677.00 775.50 1000.00 1295.50 1368.50 1305.50 1138.00 829.00 370.00 142.50 9594.00
1917 162.50 315.00 453.00 645.00 d 885.71 c 1314.50 1442.50 1358.50 1213.00 930.00 543.00 277.50 9540.21
1918 163.50 400.00 625.00 743.50 1047.00 1378.50 1429.50 1344.50 1224.00 976.50 436.00 137.00 9905.00
1919 163.50 233.50 528.00 904.00 1181.50 1341.50 1380.50 1494.50 1129.50 785.00 398.00 231.50 9771.00
1920 185.00 449.50 493.50 623.50 1072.50 1203.50 1446.50 1294.00 1137.50 764.50 411.50 106.00 9187.50
1921 238.00 392.00 697.00 669.00 979.00 1290.00 1364.50 1304.00 1206.50 971.00 435.00 294.50 9840.50
1922 145.50 329.50 466.50 668.50 1102.00 1441.00 1523.00 1467.50 1253.50 906.00 312.00 249.00 9864.00
1923 262.00 271.00 460.00 759.00 1090.00 1266.00 1431.50 1268.50 1094.00 803.50 382.50 125.50 9213.50
1924 104.50 350.50 384.50 689.50 1098.50 1455.00 1441.50 1443.00 1236.00 888.50 502.50 159.50 9753.50
1925 118.50 413.50 673.50 855.50 1128.50 1265.00 1436.50 1311.50 1113.00 840.00 348.00 97.50 9601.00
1926 43.50 340.50 533.50 669.00 989.00 1327.50 1370.50 1377.00 1187.50 880.50 401.00 188.50 9308.00
1927 234.00 371.50 500.50 733.00 1086.00 1265.50 1445.00 1331.00 1118.50 862.00 533.00 127.00 9607.00
1928 167.00 265.50 601.50 703.00 1073.50 1281.00 1438.50 1309.00 1172.00 907.50 356.00 158.50 9433.00
1929 122.00 192.50 492.00 703.50 1034.00 1355.00 1377.50 1296.50 1133.00 866.50 244.50 189.50 9006.50
1930 158.50 414.00 507.50 888.50 942.50 1343.00 1352.00 1344.50 1102.00 828.50 387.50 143.00 9411.50
1931 145.00 312.50 522.00 750.50 1079.00 1321.00 1469.50 1297.00 1182.50 897.50 375.00 106.50 9458.00
1932 51.50 369.50 502.00 770.00 1049.50 1266.50 1369.50 1368.50 1154.50 804.00 422.50 122.50 9250.50
1933 70.50 180.50 588.50 619.00 867.50 1204.50 1427.50 1392.50 1230.00 901.00 593.50 352.50 9427.50
1934 296.50 516.50 782.00 963.00 1285.50 1352.50 1537.50 1460.00 1248.50 1059.00 597.00 388.50 9999.00
1935 374.00 403.50 584.00 812.50 955.50 0.00 z 0.00 z 1368.50 1168.50 964.00 481.00 301.00 7412.50
1936 276.50 364.50 637.50 863.00 1266.50 1502.50 1230.46 e 1492.50 1218.50 940.50 510.00 334.50 9999.00
1937 103.50 340.00 562.00 858.50 1182.00 1336.50 1534.50 1538.00 1320.00 1025.00 625.00 332.50 9999.00
1938 345.50 408.50 634.00 823.00 1112.50 1354.00 1442.50 1451.00 1239.00 1045.50 396.00 326.50 9999.00
1939 256.00 150.00 657.50 886.50 1191.50 1381.55 a 1152.50 h 1462.50 1290.00 930.00 570.00 418.00 9193.55
1940 278.50 384.50 712.50 812.50 1165.00 1347.00 1518.00 1443.50 1220.50 970.00 425.50 411.50 9999.00
1941 301.00 290.50 j 544.00 665.00 1052.00 1271.50 1447.00 1376.00 1216.00 887.50 493.00 376.00 9629.00
1942 331.50 282.00 537.00 786.50 1080.00 1309.50 1511.00 1391.00 1207.50 912.50 622.80 e 154.00 g 9971.30
1943 218.50 417.00 590.50 853.00 854.57 a 992.50 1250.50 1226.00 1049.50 891.50 661.00 252.00 9256.57
1944 175.00 333.50 547.00 662.00 973.50 1351.50 1485.00 1471.00 1168.00 260.50 u 394.00 173.60 a 8734.10
1945 188.50 330.50 484.50 685.00 1059.00 1222.50 1487.50 1414.50 0.00 z 0.00 z 0.00 z 230.50 7102.50
1946 149.50 319.00 578.50 935.50 1023.50 1385.00 1443.00 1388.50 1241.00 833.00 412.50 353.00 9999.00
1947 150.50 432.50 599.50 742.00 1150.00 1256.50 1490.50 1363.50 1297.00 966.00 382.50 203.00 9999.00
1948 238.00 304.50 549.50 0.00 z 0.00 z 1365.00 1496.00 1450.00 1213.20 e 967.50 343.50 224.00 8151.20
1949 98.50 276.50 581.50 786.50 1089.00 1282.50 1435.50 1401.00 1254.00 817.50 600.00 199.50 9822.00
1950 193.50 371.00 553.50 851.50 959.00 1278.00 1318.00 1336.00 1140.00 1090.00 506.00 273.50 9870.00
1951 131.00 285.50 434.00 688.00 1044.50 1221.00 1523.00 1408.50 1248.50 964.50 459.00 193.50 9601.00
1952 324.00 255.50 390.50 725.50 1064.00 1321.00 1407.00 1401.50 1233.50 1002.50 398.50 209.50 9733.00
1953 315.00 310.00 563.50 709.00 888.00 1317.50 1498.00 1428.00 1272.00 908.50 530.00 174.50 9914.00
1954 278.50 491.50 500.50 904.50 1090.50 1283.00 1474.00 1337.50 1252.00 1021.50 642.00 418.00 9999.00
1955 161.00 175.50 562.50 699.50 957.50 1257.00 1367.00 1371.50 1228.00 1059.50 512.50 302.50 9654.00
1956 0.00 z 0.00 z 0.00 z 739.50 1177.00 1411.50 1448.50 1385.50 1312.50 978.50 406.00 224.50 9083.50
1957 267.00 541.50 550.50 696.50 899.00 1268.50 1429.00 1317.00 1161.00 815.09 b 357.50 301.00 9603.59
1958 224.00 381.50 384.00 710.50 1189.00 1369.00 1448.50 1435.50 1160.00 888.50 505.50 302.00 9998.00
1959 305.00 309.50 551.50 871.50 1064.50 1391.00 1450.00 1337.50 1206.00 937.00 413.00 232.50 9999.00
1960 129.00 171.50 626.50 802.00 1037.00 1316.50 1447.50 1431.00 1290.00 866.50 548.50 153.00 9819.00
1961 211.50 307.50 529.00 788.50 1049.00 1312.50 1441.50 1372.00 1100.50 864.00 311.50 211.50 9499.00
1962 178.50 402.00 382.00 883.50 1000.00 1230.50 1370.50 1457.50 1207.00 914.50 557.50 277.00 9860.50
1963 140.00 407.50 537.00 712.50 1128.50 1215.50 1444.50 1234.00 1171.00 959.50 464.50 132.50 9547.00
1964 98.00 102.50 366.00 609.50 1008.00 1256.00 1461.00 1368.50 1136.00 941.00 376.50 154.00 8877.00
1965 267.50 330.50 429.00 732.50 947.50 1130.00 1422.50 1393.50 1119.00 912.00 576.50 231.50 9492.00
1966 127.50 143.00 568.50 745.00 1009.00 1188.00 1476.00 1296.50 1066.50 763.50 523.00 164.00 9070.50
1967 148.00 308.00 635.50 710.00 980.50 1212.00 1433.00 1315.00 1150.00 901.00 513.50 119.00 9425.50
1968 233.00 445.50 509.00 661.00 1001.50 1284.00 1311.00 1252.50 1128.00 910.00 464.50 118.00 9318.00
1969 318.00 279.00 425.50 798.00 1043.00 1264.00 1424.50 1462.50 1188.50 824.50 416.50 263.50 9707.50
1970 223.50 399.00 447.00 616.50 1046.00 1286.50 1460.50 1391.00 1155.50 701.50 447.00 299.50 9473.50
1971 309.50 352.50 615.00 742.00 973.00 1266.00 1489.50 1327.50 1169.50 769.50 480.50 188.50 9683.00
1972 264.00 403.50 827.00 501.00 n 1008.50 1230.50 1449.50 1307.00 1089.50 855.17 b 321.50 156.50 8912.67
1973 145.70 a 245.00 344.00 562.00 1005.00 1196.50 1403.02 b 1356.85 e 1132.50 861.50 440.00 258.00 8950.06
1974 223.00 222.00 588.50 713.00 1033.00 1342.00 1298.50 1232.50 1058.50 827.00 465.50 144.00 9147.50
1975 161.00 266.00 431.50 550.50 838.00 1178.50 1320.50 1362.00 1072.50 876.00 433.00 187.50 8677.00
1976 201.50 391.50 508.50 698.50 982.00 1240.00 1313.50 1326.50 1082.00 690.50 418.00 178.00 9030.50
1977 177.50 352.50 391.00 725.00 904.50 1247.00 1388.00 1375.00 1118.50 887.50 495.00 331.00 9392.50
1978 208.50 272.00 540.00 708.50 935.50 1273.45 a 1436.50 1273.50 1073.00 878.00 409.00 113.50 9121.45
1979 82.50 258.50 419.00 655.00 0.00 z 0.00 z 544.00 s 546.50 r 0.00 z 0.00 z 0.00 z 0.00 z 1415.00
1980 223.00 j 348.00 402.50 97.00 x 552.00 m 1354.50 328.50 x 0.00 z 0.00 z 779.00 397.50 279.00 3560.50
1981 256.27 a 350.00 453.50 802.50 1011.00 1312.24 a 1393.00 1347.50 1166.00 807.50 496.50 259.00 9655.01
1982 162.50 294.00 466.50 703.00 948.00 1195.00 1370.50 1364.50 1165.50 803.50 355.50 148.00 8976.50
1983 163.50 238.50 409.00 515.50 966.00 1175.00 1373.00 1329.00 1216.50 0.00 z 235.50 i 234.50 7620.50
1984 219.50 287.00 546.50 711.00 1136.00 1263.00 1388.50 1285.50 1178.50 720.50 455.50 237.00 9428.50
1985 50.50 w 258.00 529.00 753.50 1014.50 1311.00 1438.00 1383.50 1053.50 815.82 a 418.50 248.00 9223.32
1986 338.00 377.00 634.98 a 770.00 1028.50 1256.50 1283.00 1399.00 1086.00 817.00 424.00 215.50 9629.48
1987 198.50 231.50 357.00 j 776.50 946.00 1218.00 1325.50 1296.50 1098.00 945.00 360.50 158.00 8554.00
1988 148.50 346.50 518.00 686.67 c 980.50 1220.00 1374.00 1260.50 1032.50 914.00 377.50 140.00 8998.67
1989 166.50 342.00 608.50 868.50 1022.50 1209.00 1378.00 1313.00 1141.00 798.00 480.00 133.50 9460.50
1990 153.50 163.50 463.00 737.00 363.50 p 1323.50 1353.50 1259.00 1169.00 837.00 481.50 186.00 8126.50
1991 221.50 403.50 386.50 694.00 986.50 1190.00 1387.50 1356.00 1088.50 904.50 370.00 243.00 9231.50
1992 161.00 379.50 527.50 830.00 968.50 1184.00 1378.00 1307.00 1148.00 873.50 321.00 186.50 9264.50
1993 287.30 c 293.50 548.00 762.50 1077.00 1265.00 1414.50 1324.50 1137.00 788.50 365.50 214.50 9477.80
1994 223.00 297.00 590.00 765.50 1037.00 1428.00 1473.50 1452.00 1192.00 809.00 364.00 279.00 9910.00
1995 204.50 442.50 548.00 666.50 935.50 1214.00 1412.00 1449.00 1192.00 905.50 557.50 252.50 9779.50
1996 259.00 488.00 542.50 798.50 1155.00 1373.00 1489.00 1370.00 1070.00 833.00 443.50 0.00 z 9821.50
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 502.00 242.00 744.00
1999 289.85 a 396.67 a 622.21 c 705.56 c 1031.50 1245.50 1302.55 c 1310.61 d 1180.00 937.00 647.00 131.50 i 9668.45
2000 0.00 z 249.00 l 371.00 k 707.50 f 1211.50 1325.50 1458.55 a 1386.50 1269.50 788.95 a 242.00 219.00 7901.50
2001 139.50 254.50 525.50 701.25 b 1147.50 1335.00 a 893.50 k 1212.00 1167.50 968.00 572.59 a 168.00 8191.34
2002 215.50 340.00 556.50 944.50 1096.00 1458.50 1412.00 1402.00 1211.50 824.50 488.00 215.00 9999.00
2003 436.00 337.00 568.50 744.50 1094.00 1325.50 1590.50 1491.50 1242.32 b 795.87 e 483.21 b 231.43 b 9999.00
2004 217.50 i 278.85 c 706.50 752.00 1199.50 1366.00 1062.50 i 1290.00 1109.50 599.50 g 377.50 179.50 7259.35
2005 287.00 290.50 511.00 644.48 a 902.00 0.00 z 1609.00 1420.12 b 917.50 h 904.50 0.00 z 285.00 6853.60
2006 306.00 420.50 527.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 165.00 1418.50
2007 119.50 306.50 653.50 856.00 1181.10 a 1476.00 1179.00 g 1459.38 e 1244.50 950.00 623.50 224.00 9093.98
2008 217.00 a 364.50 0.00 z 823.45 a 1056.58 a 1449.00 1412.00 1356.52 b 0.00 z 0.00 z 139.50 u 263.00 6942.05
2009 331.00 423.50 672.00 817.50 1228.50 1281.50 1245.00 f 1483.00 1180.50 0.00 z 0.00 z 0.00 z 7417.50
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 195.50 h 159.50 o 710.79 c 855.00 d 949.38 c 1337.14 b 1474.50 1450.00 1185.00 c 884.10 e 422.78 c 162.75 e 9431.43
2012 270.45 b 346.39 b 538.48 d 858.00 1117.72 d 1397.78 c 1374.00 1430.00 1163.50 705.50 h 386.00 0.00 z 8882.32
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 208.88 327.88 542.19 751.61 1042.62 1294.85 1417.85 1367.86 1173.01 882.19 451.31 216.02 9638.97
S.D. 79.91 83.96 98.98 88.62 93.01 80.77 71.22 69.76 66.24 79.66 89.28 78.64 505.04
SKEW 0.26 -0.11 0.43 0.06 0.22 -0.14 -0.13 0.05 0.10 0.17 0.30 0.59 1.02
MAX 436.00 541.50 827.00 963.00 1285.50 1502.50 1609.00 1538.00 1320.00 1090.00 661.00 418.00 11486.50
MIN 43.50 102.50 344.00 515.50 838.00 992.50 1230.46 1212.00 1032.50 690.50 242.00 68.50 8677.00
NO YRS 95 97 97 96 96 97 92 98 95 91 96 97 73