YUMA VALLEY, ARIZONA

Monthly Total Growing Degree Days

(029657)

Base Temperature = 40 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 199212
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
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 580.34 a 307.50 887.84
1931 349.00 0.00 z 677.87 a 924.50 1147.50 1283.50 1627.00 1470.00 1188.00 898.50 435.00 256.00 9999.00
1932 217.50 425.33 b 646.50 760.50 1014.50 1162.50 1457.00 a 1488.50 1311.67 c 944.50 642.50 273.00 9999.00
1933 273.50 278.00 675.50 709.00 900.50 1203.00 1536.00 1508.00 1329.00 1118.50 613.97 a 408.50 9999.00
1934 385.50 524.00 870.00 933.00 1134.00 1098.00 1541.73 a 1537.50 1250.50 1003.22 b 600.52 a 450.05 c 9999.00
1935 11.50 z 483.54 b 549.50 808.00 970.50 1314.50 1449.50 1516.50 49.50 z 904.68 a 470.00 394.50 8861.22
1936 363.50 477.50 739.00 896.00 1162.00 1314.50 1540.18 a 1543.00 1222.00 925.50 608.00 393.00 9999.00
1937 115.50 394.50 600.50 789.50 1071.00 1268.00 1580.00 0.00 z 1396.03 a 1012.00 616.00 531.00 9374.03
1938 443.00 399.50 530.00 799.50 1010.50 1250.00 1471.50 1462.00 1327.50 885.50 409.00 440.50 9999.00
1939 346.50 245.50 609.00 879.00 1081.00 1212.00 1516.50 1566.00 1221.00 888.00 656.00 518.50 9999.00
1940 473.50 446.00 682.00 831.72 a 1160.50 1358.00 1476.00 1536.00 1270.18 b 1042.52 d 510.00 506.50 9999.00
1941 381.00 529.50 676.00 712.00 1116.00 1172.00 1525.50 1417.50 1092.00 854.00 616.00 431.93 a 9999.00
1942 441.50 371.50 581.00 782.50 988.00 1198.00 1574.50 1504.50 1214.00 978.00 609.31 a 465.50 9999.00
1943 406.00 501.50 724.50 858.50 1094.50 1188.00 1518.00 1514.50 1372.50 1008.00 568.00 389.00 9999.00
1944 318.00 335.00 383.50 j 721.00 1022.00 1073.00 0.00 z 1521.30 d 1301.00 1002.00 544.00 426.00 8263.30
1945 342.03 a 430.00 544.50 769.50 1037.50 1129.50 1534.00 1526.00 1324.00 1070.50 561.50 354.50 9999.00
1946 425.50 362.00 660.50 939.50 1082.00 1316.50 1575.00 1631.50 1364.50 876.00 503.50 489.00 9999.00
1947 332.50 538.00 705.00 839.00 1163.50 1257.50 1555.50 1499.50 1393.50 1000.50 445.00 376.50 9999.00
1948 419.00 412.50 500.00 853.00 1070.00 1258.50 1552.00 1602.24 d 1373.79 a 835.00 f 504.50 303.50 9849.03
1949 135.50 309.08 b 593.43 c 892.78 c 1042.08 e 1330.20 e 612.50 s 1516.00 1459.29 b 937.50 758.00 361.15 a 9335.00
1950 318.78 a 520.00 722.82 a 940.50 1064.33 a 1266.00 1248.50 f 1509.38 b 1230.00 1129.00 738.46 d 586.33 b 9999.00
1951 399.50 427.00 644.80 a 836.38 a 1097.50 1224.31 a 1582.07 b 1212.00 f 1382.00 1032.50 599.48 a 378.50 9604.04
1952 307.00 445.50 552.00 869.00 1242.50 1243.00 1569.50 1618.50 1405.50 1208.50 575.00 408.00 9999.00
1953 559.00 439.00 683.50 830.50 937.75 a 1244.00 1640.42 a 1551.00 1314.50 1004.50 712.00 380.50 9999.00
1954 409.00 639.50 611.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1659.50
1955 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1956 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1957 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1958 281.00 j 514.37 a 534.00 823.00 1217.00 1341.35 d 1039.50 j 1012.50 k 1346.67 c 917.50 f 654.64 b 583.00 7014.03
1959 512.00 402.00 763.00 968.00 1093.00 1413.10 a 318.00 y 1547.13 d 1279.50 1041.50 671.00 444.85 a 9999.00
1960 307.86 b 400.00 796.38 b 889.50 1080.35 a 1406.50 589.50 s 1152.50 h 1372.00 1022.50 625.00 393.18 a 8293.27
1961 499.00 526.50 698.50 901.55 a 1087.50 1377.00 361.50 w 1191.50 g 1226.00 996.28 b 557.50 388.02 a 8257.84
1962 427.00 493.50 582.59 b 1028.50 1025.07 a 1253.89 c 1509.00 1573.00 1356.50 1023.00 724.00 485.00 9999.00
1963 302.50 636.00 647.00 752.00 1165.50 1200.00 1529.00 1497.00 1363.00 1097.00 655.00 417.00 9999.00
1964 284.50 346.50 562.00 793.50 1048.50 1254.50 1559.50 1474.00 1246.50 1135.00 521.50 460.50 9999.00
1965 456.50 472.50 623.50 858.00 1054.00 1122.00 1484.00 1503.00 1189.50 1100.50 729.50 426.50 9999.00
1966 331.00 363.50 748.00 974.00 1216.00 1325.50 1573.00 1601.00 1352.00 1016.50 722.50 511.00 9999.00
1967 414.00 521.63 a 752.00 675.50 1067.00 1194.50 1589.50 1590.50 1298.50 1102.50 794.00 345.13 a 9999.00
1968 436.00 674.00 768.00 865.00 1153.50 1319.50 1524.50 1463.00 1307.50 1036.50 691.50 333.00 9999.00
1969 560.50 427.00 647.50 892.00 1194.00 1242.50 1601.50 1682.00 1423.50 936.00 696.50 486.00 9999.00
1970 422.00 538.50 653.50 725.00 1137.50 1339.50 1629.00 1632.50 1303.50 949.00 662.50 422.00 9999.00
1971 426.00 474.00 671.50 751.00 953.50 1233.50 1541.00 1501.50 1290.50 852.00 576.50 333.00 9999.00
1972 353.00 547.50 873.50 855.50 1094.00 1303.50 1568.50 1452.50 1249.00 956.00 547.00 395.00 9999.00
1973 361.50 486.50 560.50 803.00 1137.00 1334.00 1504.00 1508.00 1230.00 1017.50 656.50 521.50 9999.00
1974 451.00 459.00 732.00 847.50 1116.50 1419.00 1498.00 1483.50 1383.50 1077.50 675.00 378.00 9999.00
1975 425.50 422.00 613.00 653.50 1003.50 1248.00 1527.00 1491.50 1352.00 971.50 654.00 472.00 9999.00
1976 462.00 566.00 644.00 746.50 1137.00 1308.50 1510.50 1446.00 1234.50 1024.00 708.00 461.50 9999.00
1977 424.00 544.00 582.00 877.50 958.00 1359.00 1549.00 1530.00 1326.00 1146.00 746.50 601.50 9999.00
1978 472.50 506.00 777.50 819.00 1115.50 1408.00 1584.50 1504.50 1302.00 1163.50 621.00 349.50 9999.00
1979 324.50 434.50 674.00 864.00 1107.50 1331.50 1503.00 1422.00 1424.00 1100.50 591.50 507.00 9999.00
1980 545.00 617.50 656.50 829.00 992.50 1310.00 1573.00 1505.50 1299.50 1057.50 683.50 610.00 9999.00
1981 600.00 546.00 692.69 b 915.00 1087.50 1410.00 c 1592.00 1588.00 1380.50 605.50 k 710.00 552.50 9999.00
1982 418.50 576.00 652.50 876.00 1094.50 1220.00 1500.00 1527.50 1307.00 956.00 395.50 k 419.00 9999.00
1983 522.00 515.50 697.50 755.00 1122.00 1272.50 1552.50 1487.50 1441.00 1083.50 690.00 539.00 9999.00
1984 524.50 544.00 767.50 814.50 1259.50 1290.50 1522.50 1501.00 1401.50 940.00 593.00 429.50 9999.00
1985 439.00 444.50 672.00 943.50 1175.00 1375.00 1603.00 1542.50 1164.50 1035.00 613.00 473.00 9999.00
1986 648.50 565.00 848.00 898.00 1149.50 1367.00 1498.00 1601.50 1180.00 962.00 693.00 455.00 9999.00
1987 422.50 519.00 684.50 980.00 1154.50 1347.50 1480.50 1536.50 1323.50 1189.00 660.50 360.50 9999.00
1988 421.50 582.00 762.00 869.00 1115.00 559.50 r 783.00 o 1008.00 j 740.50 l 741.00 l 387.00 m 296.00 l 3749.50
1989 416.50 478.00 802.50 1049.50 1150.00 1340.50 1605.00 1493.00 1357.00 1090.00 498.50 i 467.50 9999.00
1990 425.00 395.00 731.00 915.50 1065.00 1340.00 1611.00 1545.00 1354.50 1073.50 647.50 328.50 9999.00
1991 419.50 618.50 564.50 850.50 1029.50 1202.00 1448.50 1068.00 i 820.00 l 1181.00 721.50 247.50 o 8035.50
1992 483.00 611.50 719.72 a 972.32 b 1214.50 640.00 o 1523.00 0.00 z 0.00 z 0.00 z 0.00 z 358.00 5882.04
Period of Record Statistics
MEAN 405.27 477.62 671.27 848.38 1092.76 1278.11 1542.31 1525.40 1311.25 1019.93 624.90 430.46 11217.41
S.D. 98.97 91.71 86.65 84.88 77.45 82.41 47.61 54.92 78.05 88.30 85.82 81.32 413.86
SKEW -0.41 -0.20 0.24 -0.03 -0.20 -0.35 0.00 0.59 -0.46 0.09 -0.49 0.21 -0.55
MAX 648.50 674.00 873.50 1049.50 1259.50 1419.00 1640.42 1682.00 1459.29 1208.50 794.00 610.00 11865.50
MIN 115.50 245.50 500.00 653.50 900.50 1073.00 1448.50 1417.50 1092.00 852.00 409.00 256.00 9999.00
NO YRS 57 58 58 58 58 56 50 50 54 53 55 57 40