PARKER, ARIZONA

Monthly Total Growing Degree Days

(026250)

Base Temperature = 50 F

File last updated on Apr 3, 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
1893 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 407.00 i 52.50 5.00 57.50
1894 27.50 i 32.00 0.00 z 139.00 w 852.50 888.50 1323.00 1308.00 1006.00 698.05 c 382.00 100.00 6590.05
1895 46.00 234.00 366.00 603.00 765.50 0.00 z 0.00 z 0.00 z 359.50 r 764.67 a 240.50 49.60 a 3069.27
1896 0.00 z 98.00 i 520.00 h 559.50 865.50 f 1356.50 1406.00 1036.50 f 1014.00 767.50 273.50 102.54 e 5479.54
1897 94.50 134.00 214.00 639.00 956.50 1017.60 e 538.50 r 0.00 z 1034.00 572.50 256.00 41.50 4959.60
1898 34.00 259.50 286.00 739.50 802.00 1096.50 0.00 z 885.00 k 1161.00 649.00 268.00 38.50 5334.00
1899 123.00 207.00 408.50 667.00 715.50 1104.00 185.00 z 0.00 z 183.50 z 0.00 z 0.00 z 0.00 z 3225.00
1900 0.00 z 275.13 e 582.00 470.00 923.50 1122.50 1306.50 1137.50 834.00 672.50 392.50 128.50 7844.63
1901 120.00 276.00 403.00 556.00 845.00 1023.00 1403.50 1340.00 970.50 750.00 402.50 147.00 8236.50
1902 140.50 204.50 246.50 640.50 811.50 1100.00 1197.00 1399.13 a 1080.00 746.00 318.50 h 0.00 z 7565.63
1903 0.00 z 48.00 t 368.00 537.00 865.50 1140.50 1277.50 1369.00 1032.50 689.00 370.00 46.50 7695.50
1904 20.50 257.00 449.50 583.00 905.00 1126.00 1244.00 1288.00 985.00 626.50 332.00 82.15 a 7898.65
1905 122.50 219.50 453.00 599.00 707.50 855.50 1261.50 1320.50 1081.00 646.00 326.00 42.50 7634.50
1906 109.00 0.00 z 313.00 522.00 0.00 z 1049.50 1385.00 0.00 z 948.00 694.00 280.00 114.50 5415.00
1907 83.50 226.50 238.00 575.50 654.00 882.00 1251.00 0.00 z 969.50 725.00 346.00 145.00 6096.00
1908 111.50 145.00 61.50 y 654.50 719.50 994.50 1341.50 1275.00 0.00 z 0.00 z 0.00 z 0.00 z 5241.50
1909 0.00 z 129.00 0.00 z 610.50 650.50 1095.50 1269.00 1213.00 958.50 0.00 z 0.00 z 57.50 5983.50
1910 90.50 172.00 548.50 720.00 985.50 0.00 z 0.00 z 0.00 z 1148.00 697.50 296.00 104.50 4762.50
1911 139.50 50.50 373.00 462.00 702.50 1025.50 1332.00 1138.00 920.50 589.50 190.50 29.50 6953.00
1912 72.50 117.50 233.00 529.50 820.50 1108.00 1189.00 1157.00 800.00 485.00 185.00 20.50 6717.50
1913 40.00 148.50 266.00 488.50 787.00 975.50 1127.50 1292.50 973.50 525.50 347.40 e 20.84 b 6992.74
1914 116.77 a 6.00 z 407.50 0.00 z 713.00 904.00 1130.50 1151.50 944.50 592.62 a 288.62 a 6.50 6255.50
1915 32.00 140.50 373.00 493.50 630.00 910.96 d 1168.50 1228.00 1047.00 669.00 300.00 88.50 t 6992.46
1916 15.50 m 220.50 394.50 555.50 681.50 981.00 224.50 y 455.00 r 652.50 f 369.50 127.50 34.00 3364.00
1917 4.00 76.50 168.50 371.00 725.00 1114.00 1340.00 1346.50 1094.50 687.00 231.00 75.00 7233.00
1918 53.00 142.69 b 290.00 481.00 672.00 1132.00 1201.00 1063.30 a 989.50 600.00 150.50 38.50 6813.49
1919 26.50 58.00 203.50 541.50 865.00 994.50 1299.50 1270.50 992.00 407.50 150.00 40.00 6848.50
1920 92.50 188.50 171.50 441.00 773.50 1028.00 1251.50 1186.00 868.50 363.00 h 181.50 8.00 6190.50
1921 20.50 180.50 423.67 a 459.00 651.00 1037.00 1335.00 1200.50 1011.00 686.50 133.00 60.00 7197.67
1922 12.00 102.00 119.00 422.00 819.50 1089.50 1246.00 1282.00 1146.50 604.50 167.00 77.00 7087.00
1923 56.50 124.50 183.50 443.00 847.50 875.50 1243.00 1155.00 879.00 400.50 202.00 23.00 6433.00
1924 14.50 230.50 305.50 475.00 887.50 1137.86 b 1247.50 1206.00 956.50 342.00 0.00 z 7.50 6810.36
1925 13.50 117.50 291.00 591.50 912.50 1065.50 1350.00 1227.00 766.00 439.50 194.50 77.00 7045.50
1926 24.50 188.00 321.50 588.50 747.50 1095.00 1284.00 1206.62 e 872.00 489.00 112.00 21.00 6949.62
1927 25.50 m 232.50 309.00 510.00 770.00 1008.50 1287.00 1022.00 f 972.22 c 629.50 260.50 31.53 b 6010.76
1928 65.00 142.00 354.00 421.15 d 824.00 975.00 1260.67 d 1301.00 752.00 f 500.00 202.00 45.00 6089.82
1929 34.00 42.00 291.50 381.50 814.50 687.00 i 1385.50 1038.00 f 961.03 a 673.50 129.50 77.50 4790.53
1930 57.50 226.00 297.00 650.00 694.00 497.00 n 1289.00 1207.00 901.50 623.50 314.50 31.50 6291.50
1931 58.50 252.00 388.50 650.50 886.00 1137.50 1519.00 1354.50 1045.00 0.00 z 208.00 3.50 7503.00
1932 5.00 142.50 343.00 432.00 780.50 965.50 1339.20 a 1304.00 1066.50 631.50 310.50 46.00 7366.20
1933 62.00 124.50 509.50 400.50 619.00 1141.50 1411.00 1280.00 1048.50 807.50 319.00 32.00 7755.00
1934 39.00 242.50 523.50 701.00 453.50 o 962.50 1368.50 964.50 h 428.50 n 687.50 253.00 64.00 4841.50
1935 5.50 0.00 z 0.00 z 550.50 716.74 b 1150.50 1287.00 1278.50 1078.00 649.00 196.50 110.50 7022.74
1936 80.50 200.50 447.50 681.50 897.50 1068.00 1275.00 1114.45 a 700.50 356.00 h 185.00 66.00 6716.45
1937 0.00 63.00 267.50 502.50 805.00 1017.12 d 1286.00 0.00 z 0.00 z 0.00 z 0.00 z 208.50 h 3941.12
1938 208.50 217.00 356.00 675.00 915.50 1145.00 1338.00 1317.50 1161.00 689.50 159.00 148.00 8330.00
1939 74.00 58.00 414.50 699.00 917.00 1080.00 1344.50 1366.50 941.50 609.00 403.00 198.50 8105.50
1940 176.50 196.50 469.00 626.50 990.50 1222.00 1302.50 1327.00 1006.50 758.50 248.50 192.00 8516.00
1941 125.50 278.00 352.00 417.50 860.50 981.50 1301.50 1168.50 902.50 612.50 364.50 170.50 7535.00
1942 153.00 139.39 e 373.50 582.00 822.50 1111.00 1409.00 1319.50 1046.00 765.59 c 412.00 203.50 8336.98
1943 169.43 b 283.36 c 482.10 b 695.89 b 969.02 b 1027.22 c 1392.00 1333.50 1165.00 757.50 307.00 159.28 b 8741.30
1944 66.50 126.50 325.00 498.00 815.96 c 896.50 1217.00 953.00 h 1065.50 775.00 293.50 114.50 6193.96
1945 89.00 190.96 c 238.00 519.50 804.00 992.50 1305.00 1243.50 1080.00 625.50 h 269.00 68.72 a 6800.18
1946 87.50 123.50 357.00 691.11 c 827.00 1072.80 e 1297.50 1299.50 1076.00 571.78 d 270.00 196.50 7870.19
1947 63.00 285.92 b 508.18 c 629.00 936.50 1033.50 1324.00 1292.50 1142.00 729.50 248.50 111.50 8304.10
1948 155.00 168.50 253.00 578.00 794.00 1033.50 1289.50 1319.00 1087.00 759.50 143.00 h 48.50 7485.50
1949 0.50 102.00 327.50 671.00 824.50 1156.50 1354.00 1234.00 1212.00 704.50 444.00 106.50 8137.00
1950 81.00 280.00 499.21 b 717.00 909.00 1070.50 1328.00 1326.00 1073.50 929.48 a 375.00 a 178.50 8767.19
1951 100.00 178.00 385.00 132.00 x 914.50 a 643.50 l 1316.97 b 1190.00 1012.22 c 524.50 g 240.58 d 65.50 g 5337.26
1952 48.50 g 111.00 i 145.00 o 414.50 i 959.34 c 794.00 f 1251.92 e 906.50 j 638.00 n 839.77 c 176.50 m 70.00 i 3051.03
1953 135.50 k 153.44 c 403.00 a 550.00 704.65 e 1112.22 c 1428.50 1007.50 g 1109.00 728.50 397.76 a 79.00 6666.07
1954 99.00 358.50 319.00 724.50 937.00 1079.50 1412.50 1268.50 1124.50 799.00 430.00 108.50 8660.50
1955 50.00 124.00 392.00 517.00 840.00 1095.50 930.00 h 0.00 z 1102.00 872.50 338.50 196.50 5528.00
1956 212.50 108.50 437.50 622.50 914.00 1175.00 1339.00 1268.50 1183.50 706.00 275.00 118.50 8360.50
1957 128.00 381.00 485.50 623.50 827.50 1232.00 1424.50 1355.65 e 1075.00 675.00 234.00 136.50 8578.15
1958 136.50 299.00 311.00 618.50 1067.00 1170.50 1344.00 1403.00 1163.50 895.50 353.50 214.00 8976.00
1959 172.00 167.50 497.00 768.00 872.50 1247.00 1458.00 1319.00 1045.00 790.00 373.00 146.00 8855.00
1960 78.50 141.50 515.00 682.00 908.50 1260.50 1405.50 1345.50 1151.00 765.50 327.50 87.50 8668.50
1961 157.00 285.00 433.00 679.00 891.50 1243.50 1388.50 1324.50 989.00 715.00 268.50 90.00 8464.50
1962 148.00 238.50 283.50 809.00 824.50 1128.00 1364.50 1399.00 1172.50 795.00 463.50 204.00 8830.00
1963 79.00 378.50 394.50 519.50 964.50 1029.00 1379.00 1342.50 1155.50 847.50 389.50 99.00 8578.00
1964 82.50 149.00 349.50 565.00 853.50 1104.50 1405.00 1331.00 1074.50 931.00 260.00 165.50 8271.00
1965 182.50 243.00 358.00 581.50 857.50 995.00 1355.00 1347.00 982.50 845.00 415.50 141.50 8304.00
1966 62.00 121.00 483.00 730.00 1038.00 1159.00 1356.00 1393.00 1133.00 731.50 403.50 137.00 8747.00
1967 109.00 247.00 439.00 379.00 857.50 994.00 1412.50 1381.50 1085.00 836.00 494.50 65.50 8300.50
1968 106.50 369.00 484.00 585.00 904.50 1146.00 1342.50 1210.50 1078.50 755.00 374.00 37.00 8392.50
1969 216.00 150.00 358.00 648.00 985.00 1037.50 1346.50 1411.00 1122.50 590.00 304.00 107.00 8275.50
1970 74.50 241.00 347.50 476.50 924.00 1141.50 1400.50 1387.50 1033.00 672.00 356.50 75.00 8129.50
1971 168.00 232.50 423.50 553.00 746.50 1104.50 1420.00 1305.50 1085.00 620.00 284.50 86.50 8029.50
1972 51.00 252.71 a 642.00 648.50 902.50 1144.50 1416.50 1276.00 1058.00 651.50 205.50 76.00 8324.71
1973 52.00 178.50 247.00 551.00 973.00 1195.50 1372.78 a 1290.50 1004.50 737.50 290.00 132.00 8024.28
1974 82.00 158.00 431.00 583.00 920.00 1246.50 1317.50 1286.00 1151.50 775.50 339.00 91.50 8381.50
1975 98.00 146.50 296.00 384.00 840.50 1091.00 1383.50 1312.50 1131.50 701.00 312.00 155.00 7851.50
1976 160.00 286.50 364.00 538.50 971.00 1132.00 1357.50 1244.00 1005.00 732.50 406.00 97.50 8294.50
1977 127.00 262.00 296.00 675.50 729.50 1210.00 1416.50 1355.73 a 1095.50 861.50 421.00 259.50 8709.73
1978 160.50 247.50 483.00 578.50 895.50 1205.00 1412.50 1309.00 1070.00 893.50 318.00 38.00 8611.00
1979 47.00 141.50 363.00 615.00 915.50 1183.50 1363.50 1246.00 1196.50 807.50 255.00 159.00 8293.00
1980 209.00 310.50 358.50 605.50 779.50 1099.50 1428.50 1340.00 1103.50 786.00 394.00 291.00 8705.50
1981 275.00 274.50 436.00 765.50 924.00 1306.50 1438.50 1424.00 1158.00 669.50 423.00 191.50 9286.00
1982 111.00 297.00 379.00 620.00 902.50 1065.00 1333.00 1335.50 1061.50 657.50 299.50 75.50 8137.00
1983 156.00 247.50 404.50 486.00 903.50 1084.00 1347.00 1242.50 1162.00 788.50 404.50 200.00 8426.00
1984 194.50 232.00 501.00 632.00 1089.50 1131.50 1332.50 1317.50 1138.50 612.00 279.00 91.00 8551.00
1985 80.00 179.50 350.50 718.00 944.50 1207.50 1406.50 1340.00 910.00 739.50 278.00 135.00 8289.00
1986 271.00 310.50 574.50 665.50 969.00 1247.50 1306.50 1405.50 902.50 668.50 385.50 106.50 8813.00
1987 99.00 273.00 353.00 758.00 0.00 z 678.50 m 1221.00 1284.50 1061.50 866.00 366.00 104.50 6386.50
1988 106.00 271.50 436.00 610.00 890.00 1115.00 1361.00 1257.00 1036.50 924.00 381.50 152.00 8540.50
1989 104.50 237.50 547.00 819.00 927.00 1131.00 1350.50 1251.00 1060.00 766.50 393.50 137.50 8725.00
1990 118.00 174.00 481.00 671.00 881.00 1155.50 1295.00 1227.50 1083.00 813.00 437.00 92.00 8428.00
1991 72.00 351.50 274.50 377.50 i 815.00 996.50 1257.00 1283.00 1118.50 884.00 404.50 172.50 7629.00
1992 136.50 344.50 439.50 705.50 981.00 1084.00 1271.50 1315.50 1114.00 824.50 301.50 66.50 8584.50
1993 148.00 218.00 471.50 652.50 946.00 1077.50 1208.00 1262.00 1063.00 790.50 307.50 120.50 8265.00
1994 173.00 172.00 515.00 663.50 854.50 47.00 z 631.00 p 969.50 i 1132.00 699.00 218.50 139.50 4567.00
1995 164.50 364.50 412.00 554.50 505.50 l 1061.00 1338.00 1424.50 1175.00 805.50 534.50 231.50 8065.50
1996 208.00 383.00 502.00 713.00 961.50 1119.50 1408.50 1376.50 0.00 z 749.50 412.00 188.50 8022.00
1997 173.50 245.50 567.50 624.00 1070.50 1054.50 1246.00 1346.50 1179.50 766.00 391.50 87.50 8752.50
1998 165.00 149.50 395.50 524.00 768.50 0.00 z 1382.00 1412.50 1072.00 692.50 332.00 161.50 7055.00
1999 215.00 281.00 451.00 511.50 0.00 z 1095.50 1335.00 1357.80 a 1184.00 880.50 472.00 159.50 7942.80
2000 247.00 324.50 501.00 814.00 1098.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2985.00
2001 0.00 z 78.50 p 296.00 m 406.50 i 811.00 i 850.00 i 890.00 j 1030.50 h 761.50 k 581.00 j 262.50 l 50.50 m 0.00
2002 83.00 l 176.00 i 284.00 k 525.50 i 632.00 j 805.50 k 757.50 o 875.50 k 836.50 i 541.00 i 263.00 l 101.00 i 0.00
2003 335.00 156.00 j 340.50 j 433.50 h 675.00 k 851.00 i 1007.00 j 916.00 k 856.50 i 678.50 j 185.00 l 72.00 j 335.00
2004 100.50 k 145.50 h 541.00 h 589.00 h 516.50 o 907.00 h 965.00 j 1019.00 h 726.00 j 527.50 i 197.50 j 137.00 i 0.00
2005 135.00 k 181.00 g 319.50 h 457.00 h 695.00 j 741.00 k 952.50 k 991.50 h 764.00 i 500.50 k 331.00 h 105.00 f 0.00
2006 171.69 e 277.67 d 343.87 d 642.69 d 864.50 f 1320.58 d 1500.52 e 1395.00 d 874.50 f 770.02 c 384.00 f 137.71 e 6559.75
2007 134.13 e 299.83 d 495.00 f 817.20 e 803.00 h 1057.50 f 1462.17 d 1076.50 h 636.00 m 0.00 z 327.00 k 69.50 j 2713.33
2008 71.50 f 184.50 g 293.50 k 485.50 h 521.50 m 818.00 k 1139.00 g 1042.50 h 836.00 i 598.50 j 476.00 90.50 i 476.00
2009 126.00 m 142.00 h 249.50 m 381.00 l 772.50 j 1119.00 e 958.00 k 888.50 k 898.00 h 355.00 n 242.00 m 67.50 k 1119.00
2010 66.00 o 138.00 k 184.00 o 330.00 k 322.00 r 686.50 l 460.50 u 628.00 q 610.00 n 455.00 n 183.00 o 82.00 q 0.00
2011 101.50 j 82.00 l 285.00 m 397.00 l 368.50 p 701.00 l 788.50 m 810.00 n 699.00 l 403.50 p 176.00 o 9.00 m 0.00
2012 59.00 r 134.50 m 216.50 o 468.50 k 676.50 l 905.50 h 844.00 l 598.50 r 451.00 r 499.00 k 233.00 k 101.50 o 0.00
2013 60.00 i 64.50 k 225.00 r 22.00 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
Period of Record Statistics
MEAN 107.69 208.08 382.37 593.05 853.80 1089.98 1331.41 1292.68 1046.59 705.85 307.72 103.88 8128.42
S.D. 67.02 82.46 101.64 105.60 104.84 98.25 75.76 76.92 100.09 121.91 95.64 62.03 650.36
SKEW 0.66 0.08 -0.07 -0.05 -0.12 0.00 -0.29 -0.56 -0.89 -0.69 -0.19 0.49 -0.91
MAX 335.00 383.00 642.00 819.00 1098.50 1356.50 1519.00 1424.50 1212.00 931.00 534.50 291.00 9286.00
MIN 0.00 32.00 119.00 371.00 619.00 855.50 1127.50 1063.30 700.50 342.00 52.50 3.50 6433.00
NO YRS 101 103 102 104 101 99 100 89 97 98 100 101 64