MILFORD 4 NW, IOWA

Monthly Total Growing Degree Days

(135493)

Base Temperature = 50 F

File last updated on Apr 6, 2013
*** Note *** Provisional Data *** After Year/Month 201302
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
1919 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 72.00 0.00 0.00 72.00
1920 0.00 0.00 9.50 0.50 248.50 554.50 617.50 518.00 425.50 229.50 0.00 0.00 2603.50
1921 0.00 0.00 15.00 113.50 340.00 681.50 767.00 578.50 393.50 67.50 f 0.00 0.00 2889.00
1922 0.00 0.00 a 0.00 21.50 334.00 596.00 570.00 670.12 a 463.00 161.50 0.50 0.00 2816.62
1923 0.00 0.00 0.00 70.50 251.00 549.00 749.34 b 529.00 340.18 b 72.00 0.00 0.00 2561.02
1924 0.00 0.00 0.00 56.90 a 82.00 411.50 569.00 599.50 217.00 192.50 8.79 a 0.00 2137.19
1925 0.00 0.00 49.60 a 168.50 236.00 504.00 636.00 0.00 z 0.00 z 20.50 0.00 0.00 1614.60
1926 0.00 0.00 4.00 89.50 402.00 463.00 891.50 0.00 z 186.00 h 94.50 0.00 0.00 1944.50
1927 0.00 0.00 3.50 60.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 64.00
1928 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
1929 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
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 0.00 z 0.00 z 0.00
1931 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
1932 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
1933 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
1934 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
1935 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
1936 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
1937 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
1938 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
1939 0.00 z 0.00 z 0.00 z 0.00 z 465.00 559.50 751.00 0.00 z 0.00 z 0.00 z 0.00 m 0.00 1775.50
1940 0.00 0.00 0.00 28.50 0.00 z 533.79 a 763.50 553.50 0.00 z 0.00 z 0.00 z 0.00 z 1879.29
1941 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
1942 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
1943 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
1944 0.00 z 0.00 0.00 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 0.00
1945 0.00 0.00 37.50 45.50 159.00 367.50 643.00 651.00 351.00 114.50 3.50 0.00 2372.50
1946 0.00 0.00 42.50 140.00 179.00 534.00 711.50 569.50 339.00 112.00 0.00 0.00 2627.50
1947 0.00 0.00 0.00 39.50 147.00 370.50 637.00 882.50 475.00 298.50 0.00 0.00 2850.00
1948 0.00 z 0.00 z 0.00 z 132.00 239.22 a 481.50 730.00 710.00 532.50 76.00 8.50 0.00 2909.72
1949 0.00 0.00 0.00 79.00 360.00 605.50 775.00 693.37 a 253.97 a 166.50 14.00 0.00 a 2947.33
1950 0.00 0.00 0.00 d 15.00 226.00 552.69 d 548.00 501.50 342.00 178.50 1.00 0.00 2364.69
1951 0.00 0.00 0.00 f 48.00 299.15 a 372.50 599.00 555.50 231.00 141.00 1.00 0.00 2247.15
1952 0.00 b 0.00 0.00 124.50 230.50 634.50 666.00 544.50 377.00 37.00 10.86 a 0.00 2624.86
1953 0.00 0.00 5.50 20.50 265.00 591.50 656.50 632.50 349.82 b 235.00 20.50 0.00 2776.82
1954 0.00 a 0.00 a 0.00 98.00 180.00 586.50 746.00 624.43 c 374.50 58.00 f 9.50 0.00 2618.93
1955 0.00 0.00 0.00 142.00 393.50 468.50 880.50 833.50 434.50 133.50 0.00 0.00 3286.00
1956 0.00 a 0.00 0.00 1.00 323.00 724.50 613.00 629.50 331.00 235.50 2.50 0.00 2860.00
1957 0.00 0.00 0.00 b 120.50 218.50 484.50 840.00 627.00 272.50 83.38 b 0.00 a 0.00 2646.38
1958 0.00 0.00 0.00 53.50 349.02 b 416.50 604.50 727.50 427.00 208.14 c 4.50 0.00 2790.66
1959 0.00 0.00 0.00 62.00 337.00 639.00 691.50 779.00 385.50 25.46 c 0.00 0.00 2919.46
1960 0.00 0.00 0.00 101.00 275.50 492.00 676.50 675.00 384.83 a 144.09 d 0.00 0.00 2748.92
1961 0.00 0.00 3.00 21.50 204.00 532.00 620.00 667.50 298.00 118.00 0.00 0.00 2464.00
1962 0.00 0.00 0.00 87.00 379.00 492.50 591.58 a 602.50 262.50 156.50 0.00 1.50 2573.08
1963 0.00 0.00 22.00 79.00 257.00 654.50 699.00 599.00 396.00 300.00 0.00 0.00 3006.50
1964 0.00 0.00 0.00 78.50 431.50 601.00 801.00 551.80 a 310.50 92.00 20.00 0.00 2886.30
1965 0.00 0.00 0.00 41.50 364.00 539.00 674.50 585.50 147.50 121.50 4.50 0.00 2478.00
1966 0.00 0.00 19.00 27.50 265.00 573.50 812.50 548.00 343.00 114.00 0.00 b 0.00 2702.50
1967 0.00 0.00 a 34.50 70.50 209.50 526.00 659.50 587.00 368.00 125.00 3.00 0.00 a 2583.00
1968 0.00 0.00 48.00 95.50 172.50 602.50 695.00 666.00 341.00 129.50 1.50 0.00 2751.50
1969 0.00 0.00 0.00 53.00 330.00 387.50 743.00 666.00 353.00 91.00 5.00 0.00 2628.50
1970 0.00 0.00 0.00 86.00 357.50 618.50 729.50 662.00 367.50 101.50 0.00 0.00 2922.50
1971 0.00 0.00 2.50 75.00 227.50 674.50 597.27 a 645.00 389.00 170.50 2.00 0.00 2783.27
1972 0.00 0.00 0.00 20.00 344.50 550.00 628.00 622.50 321.00 77.50 0.00 0.00 2563.50
1973 0.00 0.00 3.50 50.50 253.50 624.00 700.50 703.00 324.00 213.50 3.50 0.00 2876.00
1974 0.00 0.00 2.50 94.00 235.50 529.50 847.00 550.00 281.00 124.50 5.00 0.00 2669.00
1975 0.00 0.00 a 0.00 4.50 354.00 510.50 770.50 672.50 225.50 164.50 26.50 0.00 2728.50
1976 0.00 0.00 6.00 107.50 286.00 601.50 769.00 712.00 401.50 111.00 0.00 0.00 2994.50
1977 0.00 0.00 b 9.00 208.50 504.50 593.50 766.00 543.50 378.50 35.00 10.00 0.00 3048.50
1978 0.00 0.00 24.50 10.50 294.50 545.00 671.50 645.00 523.50 77.00 19.50 0.00 2811.00
1979 0.00 0.00 0.00 33.00 222.00 530.17 a 434.50 j 124.00 v 189.00 j 53.98 b 0.00 0.00 a 839.16
1980 0.00 a 0.00 0.00 105.52 a 303.36 c 529.00 680.00 0.00 z 372.00 80.00 10.00 0.00 a 2079.87
1981 0.00 a 1.00 17.57 a 132.32 b 243.00 539.48 a 656.00 527.50 310.00 49.08 a 15.00 0.00 2490.95
1982 0.00 a 0.00 0.00 46.50 301.00 386.00 714.50 570.50 300.00 a 71.50 0.00 0.00 2390.00
1983 0.00 0.00 0.00 8.00 127.50 487.50 768.00 790.00 341.00 58.50 4.50 0.00 2585.00
1984 0.00 0.00 0.00 13.50 230.50 548.00 634.50 654.00 291.00 141.50 0.50 0.00 2513.50
1985 0.00 0.00 a 3.62 a 184.00 388.50 452.59 a 621.50 447.50 284.50 71.50 0.00 0.00 2453.70
1986 0.00 b 0.00 50.00 89.50 328.50 598.50 729.50 531.50 363.00 83.00 0.00 0.00 2773.50
1987 0.00 a 0.00 11.00 196.50 499.50 682.00 796.00 543.50 347.50 47.50 13.45 a 0.00 3136.95
1988 0.00 0.00 3.50 65.00 498.00 721.50 779.00 736.00 421.50 46.00 0.00 0.00 3270.50
1989 0.00 0.00 21.00 107.00 326.02 a 544.14 a 782.50 664.00 331.50 160.50 0.00 0.00 2936.65
1990 0.00 0.00 9.50 136.00 228.50 609.50 650.00 403.50 k 454.00 83.00 21.00 0.00 2191.50
1991 0.00 0.00 7.50 100.50 426.00 677.00 674.00 632.50 348.50 111.00 0.00 0.00 2977.00
1992 0.00 0.00 0.50 46.50 318.00 495.00 461.00 452.50 304.00 115.50 0.00 0.00 2193.00
1993 0.00 0.00 0.00 21.50 222.00 435.00 631.00 619.50 195.00 98.50 0.00 0.00 2222.50
1994 0.00 0.00 0.00 90.00 394.50 593.00 584.50 540.50 405.00 116.00 5.00 0.00 2728.50
1995 0.00 0.00 5.50 1.50 166.50 552.00 704.00 759.00 294.50 97.00 0.00 0.00 2580.00
1996 0.00 0.00 0.00 25.50 169.50 567.50 599.50 598.50 299.00 120.00 0.00 0.00 2379.50
1997 0.00 a 0.00 4.00 26.00 139.50 607.00 703.50 589.50 414.00 207.50 0.00 0.00 2691.00
1998 0.00 0.00 16.50 61.00 435.50 461.50 691.50 655.50 510.00 96.00 8.50 2.00 2938.00
1999 0.00 0.00 13.50 46.00 298.50 527.00 790.00 610.50 328.50 111.00 32.00 0.00 2757.00
2000 0.00 0.00 33.00 87.50 352.50 481.50 665.98 a 473.50 h 395.50 153.00 11.50 0.00 2180.48
2001 0.00 0.00 0.00 a 106.50 286.50 548.50 765.18 a 670.00 345.00 b 87.50 69.00 0.00 2878.18
2002 0.00 0.00 0.00 135.00 228.50 636.00 816.50 560.00 418.00 52.50 0.00 0.00 2846.50
2003 0.00 0.00 15.50 122.50 220.00 502.50 655.00 714.50 368.50 196.00 0.50 0.00 2795.00
2004 0.00 0.00 26.50 124.50 300.00 472.50 611.50 488.00 481.50 86.50 4.00 0.00 2595.00
2005 0.00 0.00 11.50 147.50 261.00 659.50 762.00 633.50 533.50 162.50 18.00 0.00 3189.00
2006 0.00 0.00 0.50 142.50 361.50 603.00 810.50 659.00 273.00 112.50 14.50 0.00 2977.00
2007 0.00 0.00 32.00 134.00 451.00 628.00 756.00 690.00 440.00 169.50 2.50 0.00 3303.00
2008 0.00 g 0.00 0.00 35.77 d 212.50 512.50 770.00 640.50 345.00 88.00 25.50 0.00 2629.77
2009 0.00 0.00 1.50 36.00 249.00 460.50 549.50 498.00 358.00 6.50 1.50 0.00 a 2160.50
2010 0.00 0.00 15.50 105.00 234.50 487.50 717.00 734.00 315.00 110.00 0.00 0.00 2718.50
2011 0.00 0.00 0.00 17.50 255.50 579.00 819.00 624.00 289.00 155.52 a 0.00 0.00 2739.52
2012 0.00 0.00 136.50 105.50 425.00 640.50 850.36 b 567.50 332.50 60.50 11.00 0.00 3129.36
2013 0.00 0.00 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 0.00 z 0.00
Period of Record Statistics
MEAN 0.00 0.01 10.23 76.33 290.97 546.56 701.41 624.50 354.73 119.10 5.97 0.04 2730.51
S.D. 0.00 0.11 19.76 49.69 93.21 82.48 86.81 85.10 76.57 60.54 10.52 0.28 265.65
SKEW 0.00 8.66 3.91 0.45 0.32 -0.16 -0.07 0.44 0.13 0.80 3.37 6.19 -0.06
MAX 0.00 1.00 136.50 208.50 504.50 724.50 891.50 882.50 533.50 300.00 69.00 2.00 3303.00
MIN 0.00 0.00 0.00 0.50 82.00 367.50 461.00 447.50 147.50 6.50 0.00 0.00 2137.19
NO YRS 76 78 76 77 76 77 76 70 72 74 76 78 64