SUPERIOR, ARIZONA

Monthly Total Growing Degree Days

(028348)

Base Temperature = 40 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 200608
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
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 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 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1039.00 702.50 344.00 2085.50
1954 459.00 596.50 512.53 a 938.50 1081.50 1259.50 1420.00 1275.50 1270.00 1064.00 784.00 483.00 9999.00
1955 228.50 303.00 596.50 761.00 997.50 1252.50 1339.50 1287.50 1297.00 1139.00 615.00 543.50 9999.00
1956 528.00 245.50 669.00 717.50 1118.50 1386.50 1381.00 1359.00 1379.00 1003.00 576.00 443.00 9999.00
1957 382.00 572.00 559.00 713.50 894.50 1329.00 1462.50 1365.50 1264.00 866.00 439.00 506.50 9999.00
1958 401.50 457.50 377.50 693.00 1223.50 1343.50 1492.50 1419.00 1245.00 1004.50 620.00 630.50 9999.00
1959 492.50 350.50 653.00 928.50 1026.50 1408.50 1488.00 1288.50 1224.50 1004.00 604.50 417.50 9999.00
1960 245.00 233.50 698.00 834.50 1063.50 1419.50 1498.50 1406.00 1340.00 924.50 676.50 395.00 9999.00
1961 483.00 445.50 566.00 797.00 1060.50 1374.00 1463.50 1365.50 1150.50 975.00 488.50 368.00 9999.00
1962 304.00 414.00 412.00 950.00 992.50 1255.50 1434.50 1515.00 1258.00 1007.00 744.50 502.00 9999.00
1963 315.50 547.00 558.00 686.50 1157.00 1186.00 1496.00 1278.00 1276.50 1103.50 604.50 472.50 9999.00
1964 299.50 279.00 433.50 686.00 1017.00 1238.00 1462.00 1314.50 1157.50 1106.50 509.00 416.00 9918.50
1965 426.00 358.50 472.00 703.50 953.50 1118.50 1436.00 1411.50 1146.00 1097.00 745.50 371.00 9999.00
1966 271.50 236.50 649.00 839.00 1137.00 1311.50 1451.00 1404.00 1223.50 965.50 690.50 424.50 9999.00
1967 374.50 433.00 685.00 571.00 1007.50 1164.50 1368.00 1393.50 1211.50 1078.50 759.00 276.50 9999.00
1968 411.00 568.50 581.50 712.00 1061.00 1330.50 1397.50 1278.50 1189.50 1007.00 593.50 330.50 9999.00
1969 487.00 341.50 448.50 825.50 1114.50 1232.00 1464.50 1494.50 1316.50 926.00 580.50 446.50 9999.00
1970 346.00 483.00 489.00 614.50 1155.00 1347.50 1492.50 1445.00 1196.50 921.50 674.50 395.00 9999.00
1971 451.50 415.00 666.00 705.50 901.50 1246.50 1517.50 1303.50 1248.50 780.00 573.00 271.00 9999.00
1972 419.50 540.50 885.50 809.00 1079.00 1292.50 1550.50 1383.50 1244.50 876.00 427.50 311.50 9999.00
1973 270.50 334.50 340.50 666.00 1102.50 1296.50 1422.00 1457.00 1211.00 979.00 629.50 454.00 9999.00
1974 372.00 349.00 492.50 683.50 1063.00 1437.50 1442.00 1411.00 1220.50 999.50 634.50 290.00 9999.00
1975 243.50 357.50 492.50 555.00 854.50 1280.50 1417.50 1434.50 1293.50 985.69 d 627.00 445.00 9986.69
1976 343.07 a 459.50 519.50 636.50 1095.50 1324.00 1414.50 1402.00 1178.50 852.00 628.50 361.50 9999.00
1977 257.50 488.50 444.50 789.31 a 896.00 1365.50 1492.50 1411.00 1230.00 1057.50 678.10 a 500.50 9999.00
1978 351.50 321.50 587.50 768.00 979.37 d 1385.50 1507.38 c 1395.55 c 1193.65 d 1121.34 b 604.80 e 301.14 c 9999.00
1979 220.21 b 390.44 a 310.00 o 634.00 f 948.08 a 1316.38 a 1476.00 1356.77 a 1368.50 1062.78 a 526.50 552.83 d 9218.50
1980 429.00 497.14 a 371.50 f 561.00 g 590.00 k 997.00 h 0.00 z 1133.50 f 1289.40 e 1010.71 b 437.00 l 404.50 l 3226.25
1981 348.00 h 510.42 d 442.50 f 857.68 b 1024.50 1418.00 1449.52 b 1444.08 a 1272.32 b 934.59 d 747.60 e 444.00 f 9658.71
1982 312.58 a 407.00 483.00 763.50 993.50 1228.00 1393.00 1400.50 1210.00 937.50 520.00 312.50 9961.08
1983 408.00 375.00 465.50 584.00 1051.00 1235.50 1450.50 1349.50 1292.50 939.50 531.50 386.50 9999.00
1984 417.00 444.50 663.00 690.00 1218.50 1277.50 1336.50 906.50 i 1246.50 801.00 581.25 b 308.00 8983.75
1985 294.50 312.50 480.50 775.50 1041.50 1245.50 1478.91 b 1414.00 1070.50 906.00 524.00 464.50 9999.00
1986 625.00 428.50 710.50 818.50 1100.00 1369.50 1166.50 1426.00 1136.00 902.50 580.00 410.00 9999.00
1987 351.00 341.50 473.50 665.40 e 1037.00 1366.00 1452.00 1354.70 a 1209.50 1128.00 554.00 287.50 9999.00
1988 126.00 511.50 628.00 754.00 1049.00 1331.00 1450.50 1354.50 1223.00 1124.50 600.50 393.00 9999.00
1989 336.00 460.00 753.50 1015.00 1123.50 1328.00 1510.00 1383.00 1281.00 956.00 708.00 438.50 9999.00
1990 352.50 310.50 622.50 827.00 1032.00 1395.00 1387.00 1309.50 1220.00 1056.50 655.00 320.00 9999.00
1991 336.50 570.50 354.00 732.50 1016.00 1181.50 1426.00 1407.50 1218.00 1083.50 543.50 357.50 9999.00
1992 303.00 458.00 535.00 891.00 1045.00 1267.50 1379.00 1322.00 1288.50 1111.00 483.50 299.50 9999.00
1993 385.50 340.00 587.00 824.00 1129.00 1308.50 1394.50 868.50 m 799.50 j 982.50 552.00 432.00 7935.00
1994 466.50 328.50 645.50 810.00 1021.50 1419.50 1489.00 1497.00 1265.50 900.50 430.00 409.50 9999.00
1995 310.00 564.50 596.50 460.50 k 898.00 1242.00 1508.00 1474.00 1303.00 1097.00 766.50 512.00 9999.00
1996 472.50 530.00 628.50 866.00 1176.50 1399.00 1467.50 0.00 z 381.00 t 964.00 656.50 408.00 8568.50
1997 340.00 412.50 767.25 a 721.50 1214.50 1272.50 1466.00 1428.00 1308.00 0.00 z 669.50 261.00 9860.75
1998 418.00 206.00 456.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 606.50 374.58 a 2061.58
1999 518.00 529.50 672.00 610.00 1055.00 1272.00 1362.45 a 1416.50 1272.50 1136.00 854.50 439.50 9999.00
2000 539.00 545.50 577.12 a 905.50 1216.50 1357.50 1521.00 1432.41 b 1364.00 903.00 376.55 a 514.60 a 9999.00
2001 322.40 a 350.50 611.50 759.50 1209.00 1367.50 1449.00 1388.28 a 1359.50 1094.62 b 727.50 330.50 9999.00
2002 416.00 505.00 576.50 927.00 1094.00 1428.50 1500.50 1456.00 1316.50 937.50 721.50 368.50 9999.00
2003 663.00 409.11 a 539.50 703.50 1127.00 1337.50 1540.00 1456.50 1312.00 1191.00 578.50 429.00 9999.00
2004 412.00 0.00 z 823.50 779.50 1146.00 1338.00 1463.50 1393.50 1237.80 e 920.00 478.00 371.00 9999.00
2005 316.50 h 377.00 533.00 786.00 1125.50 0.00 z 1560.00 1349.50 1323.00 1039.00 745.18 b 416.00 h 8838.18
2006 343.00 i 545.00 521.50 0.00 z 1220.50 1452.50 1501.50 1373.50 0.00 z 0.00 z 0.00 z 0.00 z 6614.50
Period of Record Statistics
MEAN 378.76 419.07 569.87 763.56 1065.59 1314.80 1448.82 1389.30 1252.11 1000.03 614.01 401.61 10566.17
S.D. 103.34 101.49 115.66 104.56 92.33 76.77 66.17 59.77 64.76 93.85 102.62 82.43 389.05
SKEW 0.35 -0.12 0.36 0.17 -0.20 -0.31 -1.57 -0.18 -0.27 -0.16 -0.05 0.37 0.24
MAX 663.00 596.50 885.50 1015.00 1223.50 1452.50 1560.00 1515.00 1379.00 1191.00 854.50 630.50 11292.50
MIN 126.00 206.00 340.50 555.00 854.50 1118.50 1166.50 1275.50 1070.50 780.00 376.55 261.00 9918.50
NO YRS 50 52 50 48 51 50 51 48 49 51 52 50 41