YUMA VALLEY, ARIZONA

Monthly Total Growing Degree Days

(029657)

Base Temperature = 50 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 296.38 a 61.50 357.88
1931 83.00 0.00 z 371.48 a 624.50 837.50 983.50 1317.00 1160.00 888.00 588.50 201.50 21.00 7075.98
1932 17.50 157.89 b 337.00 460.50 704.50 862.50 1147.00 a 1178.50 1011.67 c 634.50 342.50 52.00 6906.06
1933 34.00 51.00 365.50 409.00 590.50 903.00 1226.00 1198.00 1029.00 808.50 317.59 a 129.00 7061.09
1934 91.50 244.00 560.00 633.00 824.00 798.00 1231.73 a 1227.50 950.50 693.22 b 304.14 a 161.64 c 7719.24
1935 1.50 z 207.85 b 244.50 508.00 660.50 1014.50 1139.50 1206.50 39.50 z 594.68 a 172.50 98.50 5847.03
1936 73.50 194.00 429.50 596.00 852.00 1014.50 1230.18 a 1233.00 922.00 615.50 308.00 106.50 7574.68
1937 0.50 138.50 290.50 489.50 761.00 968.00 1270.00 0.00 z 1096.03 a 702.00 316.00 223.50 6255.53
1938 140.50 122.50 225.50 499.50 700.50 950.00 1161.50 1152.00 1027.50 575.50 123.50 140.50 6819.00
1939 48.50 28.50 303.50 579.00 771.00 912.00 1206.50 1256.00 921.00 578.00 356.00 219.50 7179.50
1940 171.00 159.00 372.50 531.72 a 850.50 1058.00 1166.00 1226.00 970.18 b 732.52 d 214.00 211.50 7662.92
1941 75.00 249.50 366.00 412.00 806.00 872.00 1215.50 1107.50 792.00 544.00 321.00 141.57 a 6902.07
1942 157.50 107.50 271.00 482.50 678.00 898.00 1264.50 1194.50 914.00 668.00 310.34 a 164.50 7110.34
1943 121.00 228.50 414.50 558.50 784.50 888.00 1208.00 1204.50 1072.50 698.00 268.00 86.50 7532.50
1944 50.50 64.00 173.50 j 421.00 712.00 773.00 0.00 z 1211.30 d 1001.00 692.00 249.00 121.50 5295.30
1945 73.37 a 157.50 236.00 469.50 727.50 829.50 1224.00 1216.00 1024.00 760.50 261.50 80.50 7059.87
1946 129.00 108.00 350.50 639.50 772.00 1016.50 1265.00 1321.50 1064.50 566.00 203.50 193.50 7629.50
1947 74.00 258.00 395.00 539.00 853.50 957.50 1245.50 1189.50 1093.50 690.50 171.50 96.50 7564.00
1948 171.00 150.50 192.00 553.00 760.00 958.50 1242.00 1292.24 d 1073.79 a 585.00 f 208.00 44.50 6645.53
1949 5.50 92.62 b 283.43 c 592.78 c 732.08 e 1030.20 e 492.50 s 1206.00 1159.29 b 627.50 458.00 123.48 a 6310.87
1950 105.92 a 245.50 413.85 a 640.50 754.33 a 966.00 998.50 f 1199.38 b 930.00 819.00 438.46 d 276.33 b 6789.27
1951 122.00 168.50 343.58 a 536.38 a 787.50 924.31 a 1272.07 b 962.00 f 1082.00 722.50 301.03 a 99.50 6359.38
1952 61.00 159.50 245.50 569.00 932.50 943.00 1259.50 1308.50 1105.50 898.50 284.00 114.00 7880.50
1953 252.00 175.50 382.50 530.50 627.75 a 944.00 1330.42 a 1241.00 1014.50 694.50 416.00 101.50 7710.17
1954 111.00 359.50 304.00 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 774.50
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 75.00 j 234.37 a 224.00 523.00 907.00 1041.35 d 829.50 j 812.50 k 1046.67 c 667.50 f 373.39 b 273.00 4622.78
1959 204.50 123.00 453.00 668.00 783.00 1113.10 a 258.00 y 1237.13 d 979.50 731.50 371.00 143.12 a 6806.85
1960 75.36 b 118.00 486.38 b 589.50 770.35 a 1106.50 469.50 s 922.50 h 1072.00 712.50 329.00 111.08 a 5370.67
1961 190.00 246.50 388.50 601.55 a 777.50 1077.00 281.50 w 951.50 g 926.00 686.28 b 259.50 99.72 a 5252.54
1962 150.50 220.50 278.47 b 728.50 715.07 a 953.89 c 1199.00 1263.00 1056.50 713.00 424.00 196.50 7898.92
1963 68.00 356.00 337.50 452.00 855.50 900.00 1219.00 1187.00 1063.00 787.00 355.00 121.00 7701.00
1964 47.00 88.50 263.00 493.50 738.50 954.50 1249.50 1164.00 946.50 825.00 249.00 168.50 7187.50
1965 170.00 206.50 315.50 558.00 744.00 822.00 1174.00 1193.00 889.50 790.50 429.50 141.50 7434.00
1966 64.50 111.00 442.00 674.00 906.00 1025.50 1263.00 1291.00 1052.00 706.50 422.50 227.50 8185.50
1967 133.50 241.63 a 442.00 375.50 757.00 894.50 1279.50 1280.50 998.50 792.50 494.00 87.32 a 7776.45
1968 136.50 384.00 458.00 565.00 843.50 1019.50 1214.50 1153.00 1007.50 726.50 391.50 75.00 7974.50
1969 259.50 153.00 337.50 592.00 884.00 942.50 1291.50 1372.00 1123.50 626.00 396.50 187.00 8165.00
1970 150.50 258.50 343.50 425.00 827.50 1039.50 1319.00 1322.50 1003.50 639.00 362.50 117.00 7808.00
1971 192.00 195.00 369.50 451.00 643.50 933.50 1231.00 1191.50 990.50 549.00 276.50 73.00 7096.00
1972 79.00 259.00 563.50 555.50 784.00 1003.50 1258.50 1142.50 949.00 646.00 247.00 137.50 7625.00
1973 85.50 206.50 250.50 503.00 827.00 1034.00 1194.00 1198.00 930.00 707.50 357.50 211.50 7505.00
1974 157.50 180.50 422.00 547.50 806.50 1119.00 1188.00 1173.50 1083.50 767.50 375.00 113.50 7934.00
1975 143.50 151.50 303.00 354.50 693.50 948.00 1217.00 1181.50 1052.00 661.50 357.50 164.50 7228.00
1976 186.50 276.00 338.00 446.50 827.00 1008.50 1200.50 1136.00 934.50 714.00 416.00 154.00 7637.50
1977 130.00 264.00 272.00 577.50 648.00 1059.00 1239.00 1220.00 1026.00 836.00 446.50 291.50 8009.50
1978 167.50 227.00 467.50 519.00 805.50 1108.00 1274.50 1194.50 1002.00 853.50 321.50 86.50 8027.00
1979 63.50 161.50 364.00 564.00 797.50 1031.50 1193.00 1112.00 1124.00 790.50 298.50 197.00 7697.00
1980 235.00 327.50 346.50 529.00 682.50 1010.00 1263.00 1195.50 999.50 747.50 383.50 300.50 8020.00
1981 290.00 268.00 382.69 b 615.00 777.50 1110.00 c 1282.00 1278.00 1080.50 405.50 k 410.00 243.50 7737.19
1982 123.50 298.50 342.50 576.00 784.50 920.00 1190.00 1217.50 1007.00 646.00 205.50 k 120.50 7226.00
1983 224.50 240.00 387.50 455.00 812.00 972.50 1242.50 1177.50 1141.00 773.50 390.00 231.00 8047.00
1984 221.00 254.00 457.50 514.50 949.50 990.50 1212.50 1191.00 1101.50 630.00 300.00 128.00 7950.00
1985 129.50 210.50 363.00 643.50 865.00 1075.00 1293.00 1232.50 864.50 725.00 313.00 183.50 7898.00
1986 338.50 292.00 538.00 598.00 839.50 1067.00 1188.00 1291.50 880.00 652.00 393.00 153.00 8230.50
1987 147.50 245.50 374.50 680.00 844.50 1047.50 1170.50 1226.50 1023.50 879.00 360.50 102.50 8102.00
1988 129.50 292.00 452.00 569.00 805.00 439.50 r 623.00 o 798.00 j 560.50 l 551.00 l 217.00 m 123.50 l 2247.50
1989 121.00 219.50 492.50 749.50 840.00 1040.50 1295.00 1183.00 1057.00 780.00 288.50 i 169.00 7947.00
1990 129.50 147.50 423.00 615.50 755.00 1040.00 1301.00 1235.00 1054.50 763.50 347.50 80.50 7892.50
1991 118.00 338.50 254.50 550.50 719.50 902.00 1138.50 848.00 i 640.00 l 871.00 421.50 97.00 o 5314.00
1992 177.00 321.50 409.72 a 672.32 b 904.50 490.00 o 1213.00 0.00 z 0.00 z 0.00 z 0.00 z 76.50 3774.54
Period of Record Statistics
MEAN 129.97 205.95 362.78 548.39 782.76 978.11 1232.31 1215.40 1011.25 710.06 329.36 144.47 7633.53
S.D. 69.85 80.08 85.81 84.84 77.45 82.41 47.61 54.93 78.05 88.05 80.86 64.35 392.87
SKEW 0.58 0.03 0.24 -0.03 -0.20 -0.35 0.00 0.58 -0.46 0.10 -0.37 0.58 -0.51
MAX 338.50 384.00 563.50 749.50 949.50 1119.00 1330.42 1372.00 1159.29 898.50 494.00 300.50 8230.50
MIN 0.50 28.50 192.00 354.50 590.50 773.00 1138.50 1107.50 792.00 544.00 123.50 21.00 6819.00
NO YRS 57 58 58 58 58 56 50 50 54 53 55 57 40