NEEDLES FAA AIRPORT, CALIFORNIA

Monthly Total Growing Degree Days

(046118)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1690.50 1672.00 1419.00 1070.00 489.44 c 276.00 6616.94
1949 60.00 271.00 630.50 980.00 1150.00 1462.00 1727.50 1601.00 1496.00 950.00 770.50 322.00 9999.00
1950 257.50 526.50 737.00 1038.50 1211.50 1427.00 1660.50 1669.50 1326.50 1181.00 727.50 559.00 9999.00
1951 349.00 440.22 a 678.00 898.50 1209.00 1424.50 1743.50 1559.50 1411.50 998.00 542.50 266.00 9999.00
1952 271.50 434.00 495.00 902.00 1309.50 1382.00 1644.00 1731.50 1421.00 1186.50 502.50 359.50 9999.00
1953 538.50 422.50 724.00 879.50 1005.00 1415.00 1733.00 1620.50 1435.00 1028.50 658.50 358.50 9999.00
1954 360.50 648.00 582.50 1044.50 1323.50 1408.50 1735.00 1590.50 1449.00 1117.50 726.50 379.00 9999.00
1955 247.50 320.50 683.00 523.50 j 1131.50 1416.50 1605.00 1571.00 1410.00 1163.50 628.00 484.12 a 9999.00
1956 488.00 339.00 712.00 900.00 1264.50 1507.50 1657.00 1608.50 1512.00 1006.50 566.50 445.00 9999.00
1957 352.50 619.00 733.00 898.00 1121.00 1563.00 1735.50 1568.50 1393.00 939.50 483.00 436.00 9999.00
1958 426.50 525.00 535.00 853.50 1365.50 1490.00 1697.50 1739.00 1425.50 1154.50 624.50 531.50 9999.00
1959 420.00 405.50 772.00 1059.50 1219.00 1598.00 1825.00 1606.50 1332.50 1077.50 637.00 424.00 9999.00
1960 242.50 346.50 789.00 966.50 1229.50 1615.00 1763.50 1700.00 1444.50 1038.50 607.00 379.50 9999.00
1961 443.00 513.50 697.00 957.50 1192.00 1607.59 a 1771.50 1654.50 1291.00 992.50 534.50 335.00 9999.00
1962 389.00 473.00 563.00 1117.00 1143.00 1448.50 1719.50 1741.50 1474.00 1092.50 743.50 475.50 9999.00
1963 314.00 634.50 691.50 798.50 1314.50 1371.00 1755.00 0.00 z 1439.00 1136.00 669.00 391.00 9999.00
1964 292.00 367.00 609.00 844.50 1156.50 1421.00 0.00 z 1658.00 1376.50 1230.50 527.00 412.00 9894.00
1965 448.50 475.50 616.50 813.00 1111.00 1293.00 1688.00 1671.00 1248.50 1134.50 662.00 363.50 9999.00
1966 281.00 342.50 750.50 1010.50 1353.00 1491.00 1716.00 1743.00 1462.00 1032.50 670.00 426.50 9999.00
1967 410.00 519.00 778.00 690.50 1225.00 1407.50 1771.00 1752.50 1410.00 1161.00 733.50 292.50 9999.00
1968 413.00 665.50 781.50 892.50 1271.00 1525.00 1684.50 1563.00 1416.00 1079.00 669.00 258.00 9999.00
1969 492.50 411.50 644.50 958.50 1333.00 1423.50 1741.00 1811.00 1449.50 972.50 686.00 467.50 9999.00
1970 368.50 574.50 683.50 770.50 1289.00 1509.00 1775.50 1709.50 1334.00 973.00 667.50 337.50 9999.00
1971 426.50 495.00 747.00 884.00 1075.00 1464.00 1803.00 1613.50 1367.50 891.00 568.50 284.00 9999.00
1972 308.00 577.50 980.50 969.00 1270.00 1518.00 1805.00 1628.50 1349.50 925.00 504.50 298.00 9999.00
1973 273.50 433.00 503.00 841.00 1314.00 1527.50 1746.50 1623.00 1353.50 1062.50 599.00 451.50 9999.00
1974 300.00 460.00 780.00 908.50 1291.00 1622.00 1675.00 1641.00 1470.00 1082.50 642.00 307.50 9999.00
1975 357.50 410.00 602.00 706.00 1165.00 1456.00 1750.00 1663.50 1428.50 1014.50 604.00 467.00 9999.00
1976 459.00 560.50 642.00 826.00 1314.00 1458.50 1711.00 1595.00 1272.00 988.50 660.00 381.50 9999.00
1977 377.50 571.50 576.50 997.50 1037.00 1567.00 1751.00 1679.00 1390.00 326.00 w 715.50 538.00 9999.00
1978 410.50 497.50 765.70 a 856.50 1216.50 1551.00 1754.00 1661.00 1368.50 1197.00 585.00 257.50 9999.00
1979 210.50 385.00 657.50 906.00 1244.98 c 1475.50 1700.00 1575.50 1532.00 1160.00 606.96 b 331.00 i 9999.00
1980 492.26 b 581.50 636.50 897.50 1067.00 1447.76 a 1765.97 a 1356.50 f 0.00 z 1086.60 b 703.00 614.50 9292.59
1981 545.50 543.50 729.00 1089.50 1248.35 e 1621.50 1789.00 1749.00 1440.50 974.50 754.66 a 504.86 c 9999.00
1982 384.00 537.50 679.50 913.45 a 1214.00 1413.00 1659.50 1652.50 1363.50 940.00 568.50 345.50 9999.00
1983 456.00 493.50 701.50 779.50 1207.00 1428.50 1687.00 1542.00 1466.50 1052.00 677.50 461.00 9999.00
1984 473.00 532.50 784.50 914.50 1430.50 1473.00 1676.50 1627.00 1461.50 940.00 593.50 350.50 9999.00
1985 373.00 444.50 682.00 1044.00 1296.00 1559.50 1774.00 1705.50 1199.00 1051.50 559.50 461.00 9999.00
1986 584.50 596.00 878.50 971.00 1292.50 1579.00 1635.00 1739.50 777.00 k 590.50 l 697.50 283.50 i 9973.50
1987 221.00 j 508.00 426.00 j 677.00 j 1245.00 1061.00 i 1042.00 k 1086.50 k 1404.50 1176.50 629.00 207.00 j 4963.00
1988 374.50 555.00 771.00 888.00 1228.00 1513.00 1794.00 1597.50 1350.00 1259.00 685.50 428.50 9999.00
1989 363.50 510.00 921.50 1144.50 1294.50 1513.50 1798.50 1646.00 1419.50 1071.50 740.50 442.00 9999.00
1990 384.50 444.50 827.50 1014.50 1213.50 1545.50 1723.50 1622.00 1436.00 1109.00 693.50 290.50 9999.00
1991 364.50 635.50 561.00 0.00 z 1155.00 1395.00 1715.50 1687.50 1429.00 1195.00 675.50 408.00 9999.00
1992 401.00 583.00 706.50 1031.50 1320.00 1471.50 1683.50 1709.00 1481.00 1154.50 565.00 285.00 9999.00
1993 381.00 448.00 778.00 984.00 1312.50 1447.00 1652.50 1667.00 1408.50 1093.00 537.00 402.50 9999.00
1994 490.00 415.00 877.50 1011.00 1244.00 1644.50 1776.00 1808.50 1495.50 1022.50 479.00 443.00 9999.00
1995 434.00 655.50 728.50 913.00 1149.50 1429.50 1753.00 1782.00 1536.50 1136.00 823.50 492.00 9999.00
1996 522.00 667.50 839.50 1065.00 1351.50 1569.00 1831.00 1776.50 1397.00 1090.00 720.50 475.00 9999.00
1997 494.00 528.00 917.50 960.00 1472.50 1490.00 1692.50 1749.50 1476.50 1063.50 695.50 396.50 9999.00
1998 473.50 422.50 716.50 801.50 1118.00 1397.50 1809.50 1784.50 1404.00 1050.50 653.00 453.00 9999.00
1999 543.00 568.00 824.00 832.00 1261.50 1499.50 1685.50 1704.50 1473.00 1177.50 774.00 514.00 9999.00
2000 572.50 618.50 760.50 1136.00 1460.00 1622.50 1776.00 1747.00 1453.00 1070.00 511.50 518.50 9999.00
2001 365.00 416.50 760.50 886.00 1460.00 1575.54 b 1715.50 1754.00 1539.50 1183.00 753.50 332.50 9999.00
2002 390.50 523.50 680.50 1032.50 1263.50 1593.00 1833.00 1709.50 1464.50 1024.00 706.00 421.50 9999.00
2003 628.00 476.00 725.00 852.50 1322.50 1543.50 1830.00 1716.00 1502.00 1292.50 540.00 401.50 9999.00
2004 440.50 429.50 291.00 t 986.50 1351.50 1531.50 1752.50 1655.50 1426.50 1078.00 599.50 494.50 9999.00
2005 519.00 528.50 762.00 958.00 1378.50 1545.50 1881.50 1724.50 1453.00 1152.50 760.00 489.00 9999.00
2006 525.50 609.00 670.00 1007.00 1462.00 1703.00 1888.00 1769.50 1389.00 1034.62 c 709.50 399.50 9999.00
2007 347.50 547.00 891.50 1030.50 1363.50 1571.00 1806.00 1795.00 1452.00 1076.50 787.50 326.50 9999.00
2008 350.00 485.50 777.50 986.50 1198.00 1584.50 1797.50 1724.50 1489.50 1136.00 771.50 363.50 9999.00
2009 531.00 464.00 742.00 932.50 1490.00 1446.50 1840.00 1694.00 1512.50 1003.00 715.00 338.50 9999.00
2010 459.50 510.00 676.00 856.50 1153.50 1531.50 1839.00 1712.50 1486.50 1102.00 645.00 513.00 9999.00
2011 454.00 413.50 796.00 962.50 1169.50 1511.50 1735.50 1821.50 1487.00 1146.50 634.50 360.50 9999.00
2012 529.50 574.50 798.50 1041.00 1411.50 1616.50 1720.50 1793.50 1540.00 1156.50 767.00 454.00 9999.00
2013 397.00 472.00 926.50 31.50 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 6.50 z 1795.50
Period of Record Statistics
MEAN 406.75 498.49 724.88 935.91 1257.18 1502.53 1743.68 1683.69 1424.52 1081.50 648.26 405.56 12340.37
S.D. 101.77 90.62 103.38 99.33 109.03 80.67 61.26 72.23 69.75 86.72 86.39 82.98 501.05
SKEW -0.49 -0.15 0.06 -0.15 0.08 0.05 0.12 -0.03 -0.83 0.02 -0.20 0.09 0.20
MAX 628.00 667.50 980.50 1144.50 1490.00 1703.00 1888.00 1821.50 1540.00 1292.50 823.50 614.50 13403.00
MIN 60.00 271.00 495.00 690.50 1005.00 1293.00 1605.00 1542.00 1199.00 891.00 479.00 257.50 9999.00
NO YRS 64 65 63 61 64 63 63 62 63 63 65 62 54