WILLOWS 6 W, CALIFORNIA

Monthly Total Growing Degree Days

(049699)

Base Temperature = 40 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 1172.50 1066.00 955.00 740.00 379.50 86.00 4399.00
1949 39.50 158.00 335.00 687.50 815.50 1086.00 1123.50 1024.50 993.50 711.50 495.50 117.00 7587.00
1950 73.00 280.50 350.50 647.00 883.50 954.50 1239.00 1169.50 964.50 696.50 496.67 c 193.00 h 7755.17
1951 111.50 185.50 420.00 626.00 836.00 1013.50 1107.50 1107.50 1019.00 731.00 390.50 150.50 7698.50
1952 76.00 242.00 323.00 589.50 863.00 830.50 1240.52 a 1133.50 1053.50 861.00 337.50 132.50 7682.52
1953 294.00 213.50 g 407.50 550.00 644.50 864.00 1220.50 1035.50 1053.50 723.50 406.50 278.00 7477.50
1954 166.50 249.00 322.00 633.50 690.50 g 953.50 1195.00 982.00 898.00 699.00 358.50 76.50 6533.50
1955 76.50 201.00 419.50 409.50 851.00 981.50 1105.50 1158.50 1011.50 780.50 366.00 235.50 7596.50
1956 197.00 152.50 421.50 565.50 786.50 997.50 1174.00 1069.50 934.50 698.50 420.00 186.00 7603.00
1957 101.00 292.00 427.50 594.50 765.50 1124.50 1183.50 1041.50 968.00 609.00 350.50 163.00 7620.50
1958 161.50 344.00 289.50 525.00 860.50 951.50 1177.00 1261.50 1066.50 897.00 456.00 371.00 8361.00
1959 261.50 238.50 520.00 721.50 794.00 1097.00 1255.50 1109.00 918.50 868.00 492.00 218.50 8494.00
1960 149.50 273.00 467.50 535.50 735.00 1191.50 1254.00 1127.00 987.00 744.00 366.50 175.00 8005.50
1961 135.00 309.00 341.00 585.00 691.50 1104.50 1247.50 1177.50 920.50 761.00 376.50 157.00 7806.00
1962 160.50 218.50 311.50 657.00 715.50 1003.50 1181.00 1089.50 939.50 699.50 453.00 228.50 7657.50
1963 70.50 443.50 327.50 388.00 773.50 977.00 1088.00 1098.00 993.50 721.00 331.50 74.00 7286.00
1964 115.73 a 315.00 361.50 548.50 736.00 923.00 1149.00 1139.50 913.00 814.50 296.00 277.00 7588.73
1965 148.50 233.50 410.50 527.50 779.00 888.50 1138.00 1117.00 854.00 804.50 408.50 43.50 7353.00
1966 128.00 179.00 408.00 707.50 890.00 1030.50 1074.50 1197.00 992.00 778.00 434.50 185.00 8004.00
1967 186.00 271.00 323.00 254.00 839.00 943.00 1240.00 1279.50 1069.00 786.50 504.50 221.00 7916.50
1968 141.00 409.50 465.00 629.50 789.00 1086.00 1164.50 1001.50 986.50 679.50 343.50 88.50 7784.00
1969 79.00 131.00 349.00 500.50 910.50 933.50 1178.50 1169.00 1026.50 651.50 443.00 277.00 7649.00
1970 287.50 334.00 460.00 485.50 880.50 1005.50 1187.00 1085.50 950.00 680.50 401.00 104.50 7861.50
1971 163.00 200.00 362.50 502.50 725.00 928.50 1222.00 1152.00 943.50 655.50 387.50 97.00 7339.00
1972 104.00 324.50 565.50 572.50 834.00 1022.50 1192.00 1140.50 863.00 659.00 251.00 90.50 7619.00
1973 93.50 292.00 297.00 602.00 935.00 1050.50 1148.00 1027.50 898.50 697.00 313.50 210.00 7564.50
1974 191.50 188.50 409.50 500.00 838.50 1049.00 1161.00 1164.50 1047.50 815.00 368.00 149.50 7882.50
1975 133.00 219.50 347.50 389.50 863.00 1009.50 1091.00 1058.50 1012.50 633.50 309.50 192.00 7259.00
1976 210.00 305.00 413.00 485.50 964.50 1029.00 1187.50 1006.50 971.00 799.00 472.50 225.00 8068.50
1977 103.50 357.50 360.00 718.00 610.00 1128.00 1172.00 1177.00 930.00 757.00 414.50 293.00 8020.50
1978 295.00 0.00 z 534.50 507.50 847.50 997.76 a 1176.50 1166.50 0.00 z 0.00 z 327.00 e 110.50 5962.76
1979 193.00 239.50 468.50 504.00 891.00 1002.50 1156.50 1039.50 1063.00 737.00 339.50 250.50 7884.50
1980 277.00 339.50 359.00 544.50 718.50 790.50 1082.42 a 1007.50 910.50 774.00 410.50 216.47 b 7430.38
1981 184.00 292.50 396.50 597.00 848.00 1145.50 1142.50 1098.00 965.50 657.00 445.00 239.73 a 8011.23
1982 112.50 282.50 320.50 455.00 864.50 898.50 1064.50 1059.50 918.50 709.50 286.50 189.00 7161.00
1983 159.50 290.50 378.00 425.50 792.00 983.50 1088.00 1138.00 1047.50 814.00 378.00 225.50 7720.00
1984 261.00 272.00 529.50 551.00 932.50 1025.00 1267.00 1124.50 1081.50 653.00 325.50 182.00 8204.50
1985 158.50 342.50 319.00 672.00 722.00 1123.50 1209.50 1029.00 849.00 740.50 290.50 126.50 7582.50
1986 312.50 366.00 561.00 565.50 811.50 983.50 1091.50 1125.00 803.50 769.50 496.50 193.00 8079.00
1987 164.50 285.50 362.50 695.00 925.00 1072.50 1014.00 1097.00 1001.50 904.50 398.50 210.50 8131.00
1988 200.00 409.50 515.00 598.00 705.00 956.50 1252.50 1071.00 1002.00 838.00 366.50 218.50 8132.50
1989 125.00 i 206.50 397.50 689.50 825.00 1013.50 1121.00 1059.00 911.00 702.00 439.00 236.50 7600.50
1990 202.50 204.50 491.50 728.50 774.00 957.00 1121.50 1112.00 956.50 791.50 372.50 120.00 7832.00
1991 232.50 401.50 239.50 438.00 673.50 895.50 1200.50 1013.50 1112.50 940.50 477.50 200.50 7825.50
1992 140.53 a 270.00 j 334.50 i 622.00 1012.50 978.50 1091.50 1161.50 993.00 835.50 401.50 138.00 7374.53
1993 135.00 220.00 556.00 548.00 788.00 971.50 1173.00 1092.50 988.50 841.50 411.00 142.00 j 7725.00
1994 179.50 j 207.50 503.50 595.50 799.50 929.00 1132.50 1072.50 986.50 709.00 145.50 i 42.50 j 6935.50
1995 160.50 j 348.00 371.00 504.50 724.50 924.50 1133.50 1124.50 981.50 815.00 352.50 k 184.00 k 6927.00
1996 154.50 i 228.50 i 324.00 j 561.50 781.50 1026.50 1258.50 1210.00 984.00 787.50 309.00 l 185.00 j 6609.50
1997 263.00 366.00 564.50 646.50 977.50 995.89 b 1184.50 1090.00 1029.50 778.50 487.00 258.00 8640.89
1998 276.00 257.50 464.50 508.50 568.50 869.50 1168.00 1185.00 1036.50 732.50 342.00 169.50 7578.00
1999 132.50 i 219.33 a 328.82 c 577.00 777.30 d 945.00 a 1039.03 b 1073.24 b 1046.90 a 844.50 429.23 d 269.70 a 7550.05
2000 212.72 b 285.86 a 444.00 650.19 d 796.59 c 1035.50 998.72 a 1091.00 965.00 684.50 301.15 d 263.50 c 7728.73
2001 0.00 z 134.50 h 401.50 g 478.50 1031.00 1030.71 b 1089.00 1109.50 969.00 845.50 447.22 c 203.71 c 7204.15
2002 185.50 304.50 395.50 620.00 796.50 1032.50 1159.00 1078.00 986.00 730.50 449.50 221.00 7958.50
2003 308.50 282.00 466.50 371.50 785.50 1025.50 1229.50 1073.50 1035.00 876.00 290.50 197.00 7941.00
2004 0.00 z 268.00 634.50 669.00 e 830.00 1002.00 1135.00 1092.00 985.50 702.50 389.50 260.00 7968.00
2005 168.00 373.00 517.00 557.50 800.50 883.00 1265.00 1162.50 889.50 781.50 496.00 327.00 8220.50
2006 293.50 365.00 241.00 546.96 b 919.84 b 1105.00 c 656.50 n 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3471.31
Period of Record Statistics
MEAN 174.37 278.80 410.45 561.49 812.78 995.82 1160.59 1105.55 976.01 756.97 393.12 191.12 7803.85
S.D. 71.86 72.05 88.85 97.19 92.65 80.50 64.35 62.84 63.42 74.66 64.95 69.77 321.63
SKEW 0.33 0.14 0.37 -0.56 -0.07 -0.03 -0.32 0.38 -0.34 0.30 -0.05 0.02 0.34
MAX 312.50 443.50 634.50 728.50 1031.00 1191.50 1267.00 1279.50 1112.50 940.50 504.50 371.00 8640.89
MIN 39.50 131.00 239.50 254.00 568.50 790.50 998.72 982.00 803.50 609.00 251.00 43.50 7161.00
NO YRS 51 53 55 58 57 58 58 58 57 57 55 53 44