SACATON, ARIZONA

Monthly Total Growing Degree Days

(027370)

Base Temperature = 40 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 201209
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
1908 0.00 z 0.00 z 0.00 z 829.50 952.00 1244.50 1493.00 1499.00 1265.00 798.00 638.00 395.50 9114.50
1909 464.00 394.00 516.00 662.00 f 988.50 1310.50 1492.50 1478.50 1242.00 971.50 546.00 264.00 9667.50
1910 365.00 365.00 845.50 906.00 1180.50 1348.50 1544.50 1541.00 1372.00 990.00 589.00 431.00 9999.00
1911 0.00 z 358.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1268.00 901.00 470.50 184.50 3182.00
1912 361.00 431.00 592.50 673.00 1049.50 1366.00 1411.50 1412.00 1149.00 873.00 555.50 234.50 9999.00
1913 223.00 355.50 504.50 816.50 1055.50 1256.00 1455.50 1512.00 1278.00 915.00 649.50 318.00 9999.00
1914 442.00 393.62 b 699.00 851.38 a 1125.00 1355.50 1510.73 a 1500.00 1329.31 a 919.00 519.50 h 221.50 h 9999.00
1915 346.88 b 440.00 533.00 802.00 951.50 1317.00 1520.50 1526.00 1246.50 1013.50 555.50 322.00 9999.00
1916 371.00 552.50 776.00 880.50 1068.50 1339.00 1539.00 1498.00 1284.50 859.00 513.50 227.00 f 9999.00
1917 310.00 360.89 a 490.83 a 720.00 c 917.08 a 1291.50 1520.11 c 1383.12 a 1254.00 991.00 617.68 b 362.00 9999.00
1918 266.00 391.48 a 662.00 755.17 a 941.62 c 1388.50 1443.57 a 1338.00 1245.50 921.50 466.00 270.50 9999.00
1919 266.50 284.50 448.50 786.00 1047.50 1256.50 1424.50 1429.50 1200.50 780.50 498.00 370.00 9792.50
1920 343.50 464.00 502.50 638.00 994.00 1190.50 1468.50 1378.50 1150.00 801.41 d 474.00 214.50 9619.41
1921 308.00 422.00 703.50 688.50 968.50 1274.00 1437.50 1375.00 1201.00 978.00 552.50 440.50 9999.00
1922 224.50 368.00 450.00 636.00 1076.50 1343.50 1513.00 1467.50 1284.00 983.45 b 308.00 f 386.00 9732.45
1923 400.50 385.50 506.00 755.50 1102.50 1178.00 1453.00 1403.50 1140.00 787.50 512.50 340.00 9964.50
1924 234.57 a 438.00 460.50 679.50 1126.00 1332.00 1480.50 1482.50 1267.50 859.00 563.00 281.00 9999.00
1925 208.73 a 463.00 658.50 810.50 1132.50 1249.50 1509.00 1385.50 1142.00 854.00 478.00 333.77 a 9999.00
1926 228.50 443.69 b 690.00 832.50 1024.00 1322.00 1487.50 1418.00 1260.50 984.50 575.50 351.85 a 9999.00
1927 436.50 478.00 556.00 758.00 1056.00 1233.00 1511.00 1413.50 1219.50 908.00 642.00 256.50 9999.00
1928 288.00 341.50 674.00 745.50 1129.00 1280.50 1509.00 1404.00 1272.00 929.50 539.50 264.00 9999.00
1929 218.50 289.00 525.50 705.50 1069.50 1266.00 1492.00 1431.50 1218.50 965.50 423.50 384.00 9989.00
1930 312.50 473.50 537.33 a 877.00 896.50 1288.00 1481.50 1417.50 1178.00 838.00 547.50 291.00 9999.00
1931 303.00 462.00 599.00 889.50 1113.00 1299.50 1586.50 1426.50 1261.50 920.50 476.50 253.50 9999.00
1932 117.50 426.50 582.00 771.50 1044.00 1232.00 1506.00 1493.50 1323.00 906.50 596.50 229.50 9999.00
1933 196.50 199.00 577.50 673.50 898.50 1315.00 1592.00 1499.50 1322.50 1076.00 600.50 346.00 9999.00
1934 339.50 506.00 831.00 960.00 1240.00 1210.50 1568.50 1457.50 1205.50 984.00 538.00 393.00 9999.00
1935 353.00 440.00 493.00 785.00 947.00 1332.00 1483.00 1402.00 1232.00 901.00 424.00 328.50 9999.00
1936 260.00 390.00 649.50 873.00 1167.50 1374.50 1509.50 1453.50 1187.00 926.50 557.00 295.00 9999.00
1937 58.00 322.00 527.00 740.50 1107.00 1258.50 1506.00 1501.36 b 1333.50 961.50 542.00 418.00 9999.00
1938 337.00 370.00 522.00 796.00 1035.00 1297.00 1481.50 1446.00 1318.00 904.50 377.50 378.00 9999.00
1939 282.00 153.00 591.50 863.50 1100.00 1294.50 1556.50 1498.50 1272.50 825.00 614.00 384.50 9999.00
1940 362.00 371.50 681.00 823.00 1216.50 1399.00 1534.50 1511.00 1282.50 971.00 485.50 445.00 9999.00
1941 385.43 a 455.50 558.00 607.50 1049.50 1213.00 1488.50 1397.50 1160.50 810.50 567.00 355.00 9999.00
1942 332.00 281.00 503.50 748.00 1024.00 1295.50 1565.00 1442.50 1292.50 930.00 601.00 364.00 9999.00
1943 307.50 427.54 b 652.00 870.50 1089.00 1268.50 1512.50 1418.00 1250.50 937.50 518.50 215.00 h 9999.00
1944 204.08 a 310.00 452.37 d 682.22 c 1000.50 1145.00 1463.00 1490.50 1224.50 995.00 438.60 e 296.00 9701.78
1945 245.00 371.78 a 460.50 724.50 1051.00 845.00 i 1532.95 a 1491.10 a 1284.50 1017.50 467.50 228.00 8874.33
1946 265.00 293.50 610.00 953.00 1065.00 1354.00 1511.00 1489.50 1282.50 760.00 366.00 356.00 9999.00
1947 184.50 430.00 613.50 761.00 1169.50 1259.50 1585.50 1467.00 1366.03 a 981.00 385.50 250.00 9999.00
1948 281.50 313.50 439.00 822.50 1066.00 1285.00 1520.50 1493.68 a 1320.50 1030.50 380.50 264.00 9999.00
1949 117.50 288.00 618.50 868.50 1075.50 1324.50 1512.50 1437.50 1359.31 a 845.00 682.00 336.00 9999.00
1950 286.00 464.00 644.80 a 926.50 1034.00 1270.00 1487.50 1434.78 a 1176.50 1131.50 654.50 468.00 9999.00
1951 303.50 365.50 579.00 777.00 1077.00 1252.50 1527.00 1375.37 a 1182.50 907.50 515.50 316.00 9999.00
1952 279.00 345.50 416.50 771.00 1142.00 1252.50 1465.55 b 1500.50 1311.50 1109.00 467.50 296.00 9999.00
1953 384.40 a 325.63 a 623.50 770.50 915.50 1303.50 1539.27 e 1486.50 1277.50 962.50 603.50 214.50 9999.00
1954 330.50 566.00 561.00 947.00 1164.50 1284.00 1525.50 1426.00 1302.50 959.50 632.50 348.23 a 9999.00
1955 201.50 93.50 q 614.83 a 751.50 1054.00 a 1286.00 1448.50 1422.50 1265.00 1068.50 542.50 436.50 9999.00
1956 484.50 292.00 656.00 776.00 1160.50 1440.50 1547.00 1477.00 1390.00 956.00 237.50 m 307.50 9999.00
1957 437.50 575.50 685.50 582.50 g 1084.00 1474.50 1652.30 a 1517.00 1266.50 928.00 426.00 366.00 9999.00
1958 316.00 444.50 469.50 754.00 1244.00 1403.00 1594.00 1534.50 1313.00 1065.00 543.50 411.00 9999.00
1959 351.00 307.50 611.00 914.50 1062.50 1451.50 1648.00 1454.50 1275.50 988.50 586.50 370.50 9999.00
1960 208.50 237.00 688.00 828.00 1058.00 1416.50 1611.00 1562.00 1369.00 914.50 560.50 309.00 9999.00
1961 411.50 439.50 614.00 813.00 1081.50 1415.50 1589.00 1479.50 1207.00 935.00 498.00 272.50 9999.00
1962 248.50 390.50 437.00 919.00 1018.50 1243.00 1527.50 1570.50 1305.50 968.00 645.00 413.00 9999.00
1963 217.50 515.50 555.00 685.00 1137.00 1192.50 1608.00 1438.50 1342.50 1043.31 b 578.79 a 279.00 9999.00
1964 135.50 199.00 457.00 727.00 989.50 1230.50 1554.50 1386.50 1191.72 a 1035.50 411.00 300.00 9617.72
1965 313.50 317.50 427.00 668.00 911.50 1094.00 1529.00 1496.50 1164.50 973.00 623.00 325.50 9843.00
1966 221.00 274.00 617.50 843.00 1198.00 1330.50 1587.50 1544.50 1270.00 904.00 592.00 322.50 9999.00
1967 244.00 399.00 655.50 642.50 1019.50 1214.00 1542.50 1510.50 1276.61 b 969.02 b 687.50 224.00 9999.00
1968 314.50 507.50 588.00 733.00 1036.50 1303.00 1492.00 1391.00 1256.50 952.00 530.50 239.50 9999.00
1969 451.00 333.50 471.00 836.00 1170.00 1297.50 1593.50 1677.50 1396.00 872.00 594.50 391.50 9999.00
1970 279.50 476.00 551.00 677.50 1144.00 1373.50 1638.50 1567.00 1189.50 838.50 557.50 280.00 9999.00
1971 315.50 366.00 593.50 724.00 968.50 1293.00 1621.00 1459.50 1283.28 a 807.50 503.00 219.00 9999.00
1972 211.50 407.50 811.00 853.50 902.00 f 1399.50 1608.50 1494.95 b 1290.50 949.50 405.00 266.00 9697.45
1973 318.50 375.00 430.00 702.41 a 1150.50 1335.00 1601.00 1557.50 1259.50 1031.50 531.50 360.00 9999.00
1974 376.00 443.00 788.50 847.50 1126.50 1492.50 1556.00 1491.00 1327.50 1018.00 534.50 225.04 d 9999.00
1975 269.91 b 339.50 d 381.50 f 604.29 b 1001.82 a 1276.00 1563.95 a 1488.50 1312.50 d 642.50 h 426.50 g 301.22 a 8157.68
1976 331.00 438.50 533.00 737.00 1175.00 1339.66 a 1586.50 1481.59 b 1179.83 a 941.00 656.67 c 333.50 9999.00
1977 337.56 d 525.50 480.00 876.00 984.50 1428.00 1596.50 c 1584.50 1322.00 1089.50 594.00 461.00 9999.00
1978 383.00 420.50 695.00 748.50 1087.00 1417.00 1613.50 1545.00 1305.00 0.00 z 0.00 z 255.50 9470.00
1979 220.50 349.50 525.50 765.50 1070.50 1372.00 0.00 z 1392.00 1405.50 0.00 z 470.00 429.50 8000.50
1980 428.00 486.56 b 495.48 a 752.00 941.00 1321.55 a 1567.05 a 1468.88 a 1215.00 a 854.00 0.00 z 0.00 z 9529.52
1981 0.00 z 472.08 c 591.77 c 948.00 1101.50 1427.50 1544.00 1471.50 1291.00 941.50 701.00 421.00 9999.00
1982 369.50 468.00 619.50 829.50 1097.50 1269.00 1559.00 1578.00 0.00 z 903.00 0.00 z 0.00 z 8693.00
1983 0.00 z 441.50 580.00 652.50 1084.50 0.00 z 0.00 z 0.00 z 0.00 z 991.00 581.50 247.00 4578.00
1984 240.00 413.00 652.00 742.00 1252.50 1339.50 1514.50 1450.50 1309.50 850.50 506.50 313.32 c 9999.00
1985 289.50 350.00 603.50 957.00 1206.00 1450.00 1614.00 1556.00 1151.00 981.00 541.55 a 337.00 9999.00
1986 512.50 468.50 758.00 883.00 1164.50 1430.00 0.00 z 1563.00 0.00 z 899.50 598.50 374.00 8651.50
1987 340.00 431.50 591.50 982.00 1153.00 1419.00 1506.00 1529.00 1265.00 1127.00 561.50 303.50 9999.00
1988 344.50 523.00 670.00 865.50 1103.50 1453.00 1615.50 1544.00 0.00 z 0.00 z 613.00 346.00 9078.00
1989 279.00 445.50 799.00 1082.00 1029.00 1400.50 1640.50 1520.50 1359.00 1105.00 631.00 314.50 9999.00
1990 370.00 322.00 723.00 953.50 1078.00 1492.50 1568.50 1424.00 1346.50 1091.00 667.00 342.00 9999.00
1991 289.00 504.50 403.50 695.00 994.50 1252.50 1472.50 1523.00 1302.00 1103.00 591.00 438.50 9999.00
1992 353.50 539.00 631.50 928.50 1230.50 1356.00 1522.00 1528.50 0.00 z 0.00 z 0.00 z 0.00 z 8089.50
1993 500.00 385.00 634.50 830.50 1237.00 1344.00 1575.50 1545.00 1264.50 0.00 z 510.00 339.00 9999.00
1994 424.00 371.00 729.00 896.50 1217.00 1499.50 1658.50 1579.00 1405.50 0.00 z 502.50 360.00 9999.00
1995 0.00 z 562.00 679.50 792.50 1065.00 1291.00 1609.00 1612.00 1432.50 0.00 z 0.00 z 0.00 z 9043.50
1996 396.50 604.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1001.00
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 0.00 z 0.00 z 0.00
1999 194.00 p 217.50 n 395.00 m 566.50 h 1122.50 1387.00 1547.86 b 1574.80 a 1355.50 918.00 f 399.50 n 131.00 s 6987.66
2000 248.00 n 268.00 o 420.50 j 1005.00 c 1298.50 1473.62 a 1654.00 1570.00 1416.72 a 983.06 e 251.00 k 220.00 o 9400.90
2001 0.00 z 132.50 p 358.00 o 857.68 b 1292.00 1426.15 d 1573.52 b 1594.90 b 1418.65 d 496.00 p 126.50 v 135.00 p 8162.90
2002 256.50 i 227.00 m 390.00 l 974.50 828.00 i 1462.00 1629.50 1009.50 k 448.00 t 494.50 o 207.50 t 201.50 l 4066.00
2003 176.50 u 242.50 k 424.00 j 288.50 r 1204.50 1391.00 1653.00 1570.87 e 1382.00 750.00 k 252.50 n 188.50 l 7201.37
2004 237.50 k 241.50 j 613.50 j 624.50 i 1233.00 1390.50 1591.50 1523.59 d 1011.00 f 563.50 l 303.50 j 221.50 k 5738.59
2005 286.50 j 289.00 i 365.00 k 0.00 z 924.00 g 0.00 z 0.00 z 0.00 z 1326.92 d 843.00 f 390.00 l 182.50 l 1326.92
2006 220.00 j 339.00 i 605.65 d 844.20 e 1249.50 0.00 z 1653.00 0.00 z 833.50 j 555.50 m 445.00 k 184.50 j 4352.35
2007 0.00 z 65.00 w 0.00 z 0.00 z 547.50 r 824.50 l 758.50 p 1143.00 i 419.00 u 756.00 i 355.00 q 181.50 n 0.00
2008 160.00 l 197.00 m 346.50 p 517.00 l 1052.81 e 0.00 z 442.00 v 1101.50 h 177.50 z 565.50 o 0.00 z 0.00 z 1052.81
2009 0.00 z 0.00 z 423.50 m 333.00 q 1050.00 f 925.50 i 385.50 w 0.00 z 0.00 z 295.00 u 170.50 x 117.50 s 0.00
2010 22.50 z 0.00 z 0.00 z 88.50 z 1048.50 1415.00 1684.00 1595.50 1436.50 1068.00 587.00 509.36 b 9343.86
2011 334.50 335.50 727.00 922.00 1080.50 1407.50 1633.00 1703.50 1417.50 1092.00 581.00 270.00 9999.00
2012 447.00 461.00 0.00 z 0.00 z 1252.00 1499.50 863.50 n 0.00 z 318.50 w 0.00 z 0.00 z 0.00 z 3659.50
Period of Record Statistics
MEAN 309.88 401.44 592.71 804.13 1087.14 1330.50 1545.74 1486.92 1280.63 949.55 544.98 328.58 10525.76
S.D. 88.83 87.78 103.43 99.87 93.61 85.34 61.53 69.05 73.34 87.36 77.54 69.68 471.42
SKEW -0.11 -0.20 0.29 0.20 0.11 -0.01 0.11 0.38 0.08 0.04 -0.33 0.21 0.37
MAX 512.50 604.50 845.50 1082.00 1298.50 1499.50 1684.00 1703.50 1436.50 1131.50 701.00 509.36 11605.50
MIN 58.00 153.00 403.50 604.29 896.50 1094.00 1411.50 1338.00 1140.00 760.00 366.00 184.50 9617.72
NO YRS 86 89 87 90 96 94 93 93 90 83 81 83 64