NEEDLES FAA AIRPORT, CALIFORNIA

Monthly Total Growing Degree Days

(046118)

Base Temperature = 50 F

File last updated on Jul 24, 2006
*** Note *** Provisional Data *** After Year/Month 200603
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 1380.50 1362.00 1119.00 760.00 191.67 c 37.00 4850.17
1949 0.00 85.50 320.50 680.00 840.00 1162.00 1417.50 1291.00 1196.00 640.00 470.50 99.50 8202.50
1950 68.00 253.00 427.00 738.50 901.50 1127.00 1350.50 1359.50 1026.50 871.00 427.50 249.00 8799.00
1951 87.00 172.67 a 375.00 598.50 899.00 1124.50 1433.50 1249.50 1111.50 688.00 244.50 41.50 8025.17
1952 53.00 153.50 194.50 602.00 999.50 1082.00 1334.00 1421.50 1121.00 876.50 233.00 96.00 8166.50
1953 231.00 162.00 417.00 579.50 695.00 1115.00 1423.00 1310.50 1135.00 718.50 373.50 86.00 8246.00
1954 81.00 368.00 274.00 744.50 1013.50 1108.50 1425.00 1280.50 1149.00 807.50 427.50 104.50 8783.50
1955 30.00 98.50 373.00 323.50 j 821.50 1116.50 1295.00 1261.00 1110.00 853.50 329.50 182.38 a 7470.88
1956 188.00 87.00 405.00 600.00 954.50 1207.50 1347.00 1298.50 1212.00 696.50 276.00 148.50 8420.50
1957 85.00 345.50 423.00 598.00 811.00 1263.00 1425.50 1258.50 1093.00 629.50 183.50 128.00 8243.50
1958 122.00 245.00 232.50 553.50 1055.50 1190.00 1387.50 1429.00 1125.50 844.50 343.00 221.50 8749.50
1959 137.50 131.00 462.00 759.50 909.00 1298.00 1515.00 1296.50 1032.50 767.50 337.00 132.00 8777.50
1960 55.50 78.00 479.00 666.50 919.50 1315.00 1453.50 1390.00 1144.50 728.50 307.00 99.50 8636.50
1961 146.00 233.50 387.00 657.50 882.00 1307.59 a 1461.50 1344.50 991.00 682.50 235.50 81.00 8409.59
1962 147.00 212.00 256.50 817.00 833.00 1148.50 1409.50 1431.50 1174.00 782.50 443.50 192.50 8847.50
1963 74.00 354.50 381.50 498.50 1004.50 1071.00 1445.00 0.00 z 1139.00 826.00 369.00 100.00 7263.00
1964 55.00 90.00 300.00 544.50 846.50 1121.00 0.00 z 1348.00 1076.50 920.50 252.50 141.00 6695.50
1965 165.50 213.00 309.00 513.00 801.00 993.00 1378.00 1361.00 948.50 824.50 363.50 102.50 7972.50
1966 53.50 94.50 452.50 710.50 1043.00 1191.00 1406.00 1433.00 1162.00 722.50 370.00 153.50 8792.00
1967 135.00 239.50 468.00 391.00 915.00 1107.50 1461.00 1442.50 1110.00 851.00 433.50 65.50 8619.50
1968 122.00 375.50 471.50 592.50 961.00 1225.00 1374.50 1253.00 1116.00 769.00 369.00 38.00 8667.00
1969 199.00 139.50 336.50 658.50 1023.00 1123.50 1431.00 1501.00 1149.50 662.50 386.00 168.50 8778.50
1970 118.00 294.50 373.50 470.50 979.00 1209.00 1465.50 1399.50 1034.00 663.00 367.50 72.50 8446.50
1971 195.00 219.00 446.50 584.00 765.00 1164.00 1493.00 1303.50 1067.50 585.00 268.50 46.00 8137.00
1972 50.50 298.50 670.50 669.00 960.00 1218.00 1495.00 1318.50 1049.50 615.00 204.50 85.00 8634.00
1973 38.50 157.50 193.00 541.00 1004.00 1227.50 1436.50 1313.00 1053.50 752.50 308.00 147.50 8172.50
1974 51.00 180.50 471.50 608.50 981.00 1322.00 1365.00 1331.00 1170.00 772.50 342.00 60.50 8655.50
1975 101.00 144.00 301.00 406.00 855.00 1156.00 1440.00 1353.50 1128.50 704.50 313.00 176.50 8079.00
1976 187.50 270.50 332.50 526.00 1004.00 1158.50 1401.00 1285.00 972.00 678.50 372.00 90.00 8277.50
1977 110.50 291.50 267.50 697.50 727.00 1267.00 1441.00 1369.00 1090.00 246.00 w 415.50 228.00 7904.50
1978 110.00 219.50 455.70 a 556.50 906.50 1251.00 1444.00 1351.00 1068.50 887.00 287.50 23.00 8560.20
1979 13.50 128.50 348.00 606.00 934.98 c 1175.50 1390.00 1265.50 1232.00 850.00 306.96 b 118.50 i 8250.95
1980 182.79 b 291.50 326.50 597.50 757.00 1147.76 a 1455.97 a 1106.50 f 0.00 z 776.60 b 403.00 298.00 6236.62
1981 237.00 264.00 419.00 789.50 938.35 e 1321.50 1479.00 1439.00 1140.50 664.50 454.66 a 201.50 c 9348.50
1982 107.50 273.00 369.50 613.45 a 904.00 1113.00 1349.50 1342.50 1063.50 630.00 268.50 67.50 8101.95
1983 161.00 219.00 391.50 479.50 897.00 1128.50 1377.00 1232.00 1166.50 742.00 380.00 163.50 8337.50
1984 186.50 242.50 474.50 614.50 1120.50 1173.00 1366.50 1317.00 1161.50 630.00 302.50 79.00 8668.00
1985 80.00 222.50 372.50 744.00 986.00 1259.50 1464.00 1395.50 899.00 741.50 268.50 176.00 8609.00
1986 274.50 327.50 568.50 671.00 982.50 1279.00 1325.00 1429.50 587.00 k 400.50 l 397.50 71.50 i 7255.00
1987 44.00 j 231.00 216.00 j 477.00 j 935.00 851.00 i 842.00 k 886.50 k 1104.50 866.50 330.00 59.00 j 3467.00
1988 98.00 266.50 461.00 588.00 918.00 1213.00 1484.00 1287.50 1050.00 949.00 385.50 168.50 8869.00
1989 106.00 260.50 611.50 844.50 984.50 1213.50 1488.50 1336.00 1119.50 761.50 440.50 136.00 9302.50
1990 102.00 189.00 518.50 714.50 903.50 1245.50 1413.50 1312.00 1136.00 799.00 394.50 71.50 8799.50
1991 70.50 355.50 252.50 0.00 z 845.00 1095.00 1405.50 1377.50 1129.00 885.00 375.50 110.00 7901.00
1992 101.00 293.00 396.50 731.50 1010.00 1171.50 1373.50 1399.00 1181.00 844.50 265.50 35.00 8802.00
1993 108.00 168.00 468.00 684.00 1002.50 1147.00 1342.50 1357.00 1108.50 783.00 244.50 107.50 8520.50
1994 185.50 139.00 567.50 711.00 934.00 1344.50 1466.00 1498.50 1195.50 712.50 197.00 141.50 9092.50
1995 130.50 375.50 418.50 613.00 839.50 1129.50 1443.00 1472.00 1236.50 826.00 523.50 192.50 9200.00
1996 217.50 385.00 529.50 765.00 1041.50 1269.00 1521.00 1466.50 1097.00 780.00 420.50 177.00 9669.50
1997 192.00 248.50 607.50 660.00 1162.50 1190.00 1382.50 1439.50 1176.50 753.50 395.50 102.00 9310.00
1998 174.50 142.50 406.50 501.50 808.00 1097.50 1499.50 1474.50 1104.00 740.50 353.00 177.00 8479.00
1999 236.50 291.00 514.00 532.00 951.50 1199.50 1375.50 1394.50 1173.00 867.50 474.00 204.00 9213.00
2000 267.00 328.50 450.50 836.00 1150.00 1322.50 1466.00 1437.00 1153.00 760.00 212.00 208.50 9591.00
2001 88.50 145.00 450.50 586.00 1150.00 1275.54 b 1405.50 1444.00 1239.50 873.00 454.50 61.50 9173.54
2002 110.50 250.00 373.50 732.50 953.50 1293.00 1523.00 1399.50 1164.50 714.00 406.00 143.00 9063.00
2003 318.00 200.00 415.00 552.50 1012.50 1243.50 1520.00 1406.00 1202.00 982.50 242.50 120.50 9215.00
2004 145.50 140.00 702.50 686.50 1041.50 1231.50 1442.50 1350.00 1126.50 768.00 305.00 195.00 9134.50
2005 220.50 248.50 452.00 658.00 1063.50 1245.50 1566.00 1414.50 1142.00 842.50 460.00 191.00 9504.00
2006 215.50 329.00 360.00 712.76 a 1155.50 1415.50 1017.00 k 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 4188.26
Period of Record Statistics
MEAN 132.06 226.93 411.97 632.49 942.97 1198.43 1426.07 1364.24 1117.45 770.06 343.21 129.53 8710.47
S.D. 70.25 84.51 107.60 102.05 105.71 82.30 57.42 69.34 69.19 89.75 82.79 61.54 438.87
SKEW 0.44 0.04 0.34 -0.08 -0.02 0.19 0.06 0.04 -0.82 0.07 -0.12 0.34 0.29
MAX 318.00 385.00 702.50 844.50 1162.50 1415.50 1566.00 1501.00 1239.50 982.50 523.50 298.00 9669.50
MIN 0.00 78.00 193.00 391.00 695.00 993.00 1295.00 1232.00 899.00 585.00 183.50 23.00 7972.50
NO YRS 57 58 57 55 58 57 56 55 56 56 58 55 48