PRESCOTT, ARIZONA

Monthly Total Growing Degree Days

(026796)

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
1898 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 401.50 m 0.00 z 51.00 z 252.50 15.00 0.00 267.50
1899 0.00 4.50 21.00 65.00 39.50 508.00 712.00 545.00 571.50 115.50 4.00 0.00 2586.00
1900 0.00 0.00 43.50 30.50 255.50 560.00 742.00 539.00 286.00 148.50 1.00 0.00 a 2606.00
1901 0.00 6.00 4.00 76.00 276.50 425.00 768.00 701.50 241.00 h 136.50 2.00 0.00 2395.50
1902 0.00 0.00 0.00 72.50 204.00 534.50 606.50 561.00 390.00 135.00 11.50 0.00 2515.00
1903 0.00 0.00 c 13.00 21.00 181.00 415.50 540.50 609.00 339.50 17.00 0.00 0.00 2136.50
1904 0.00 0.00 15.00 26.00 177.50 442.00 803.00 1009.00 0.00 z 0.00 z 0.00 q 0.00 2472.50
1905 0.00 0.00 7.50 56.00 163.00 509.00 743.00 711.50 527.50 293.00 8.50 0.00 3019.00
1906 0.00 0.00 4.50 65.00 209.50 423.50 724.00 606.00 345.50 153.50 6.50 0.00 2538.00
1907 0.00 0.00 z 0.00 z 0.00 z 158.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 158.00
1908 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 458.50 734.50 626.50 398.50 114.00 10.50 0.00 2342.50
1909 0.00 0.00 0.00 58.00 167.00 523.00 662.50 589.00 387.00 127.50 50.50 0.00 2564.50
1910 2.00 1.50 59.00 126.50 367.50 519.50 698.50 653.00 524.00 151.50 8.79 a 5.00 3116.79
1911 0.00 0.00 8.50 30.50 117.50 440.50 606.00 623.50 452.00 100.50 0.00 0.00 2379.00
1912 0.00 0.00 0.00 13.50 183.50 521.50 544.00 542.00 269.50 70.00 5.00 0.00 2149.00
1913 0.00 0.00 8.00 24.00 207.00 410.00 599.50 589.50 354.50 81.50 8.50 0.00 2282.50
1914 0.00 0.00 2.00 70.50 265.00 473.50 632.00 639.50 458.50 104.00 4.50 0.00 2649.50
1915 0.00 0.00 6.00 49.00 178.00 444.00 639.00 667.00 354.00 183.50 26.00 0.00 2546.50
1916 0.00 5.00 35.00 91.00 170.00 484.00 662.50 558.00 391.00 42.50 17.00 0.00 2456.00
1917 0.00 1.00 0.00 30.50 62.00 486.00 727.00 607.60 a 436.00 195.50 6.50 0.00 2552.10
1918 0.00 0.00 6.50 58.50 144.00 646.00 616.50 574.00 484.00 232.00 0.00 z 11.88 a 2773.38
1919 0.00 y 1.50 22.00 169.66 a 0.00 z 534.00 0.00 z 620.00 180.00 s 18.50 3.50 0.00 1369.16
1920 0.00 1.50 1.50 30.00 259.50 466.00 705.00 592.00 411.50 116.00 1.00 0.00 2584.00
1921 0.00 0.50 18.00 62.50 166.00 513.50 665.50 607.50 432.50 238.00 5.00 3.50 2712.50
1922 0.00 0.00 0.00 54.00 317.50 588.50 763.00 656.00 532.00 164.50 0.00 0.00 3075.50
1923 0.00 0.00 0.00 44.50 289.00 358.00 655.00 585.00 334.00 37.00 0.00 0.00 2302.50
1924 0.00 a 0.00 0.00 27.00 301.50 623.50 687.00 687.50 444.11 b 141.22 d 32.50 0.00 2944.33
1925 0.00 b 2.00 33.58 a 115.00 325.50 522.00 739.41 d 607.37 d 369.50 113.50 2.00 0.00 2829.86
1926 0.00 7.00 7.48 b 92.50 243.50 586.00 713.00 644.28 a 475.00 c 217.00 d 15.54 b 6.41 b 3007.72
1927 0.00 c 0.58 d 7.75 c 102.12 d 304.66 b 493.33 c 715.14 b 615.98 d 415.56 c 146.45 b 10.34 a 0.00 b 2811.91
1928 0.00 d 0.00 e 19.08 e 87.00 f 302.25 a 521.54 d 603.50 f 672.46 e 477.69 d 176.24 d 7.24 a 0.00 2176.50
1929 0.00 b 0.00 11.50 54.50 285.50 540.00 a 726.50 609.00 420.52 a 228.88 a 6.00 1.00 2883.40
1930 0.00 4.00 0.53 b 147.22 c 171.53 a 524.46 b 659.27 a 624.13 a 408.50 69.00 2.59 a 0.00 2611.24
1931 0.00 a 1.56 a 21.38 b 117.50 314.00 528.10 a 798.00 671.15 a 449.50 132.78 a 34.14 a 0.00 3068.11
1932 0.00 a 3.00 18.50 90.00 b 243.00 457.00 739.50 679.50 482.50 150.00 0.00 b 0.00 a 2863.00
1933 0.00 0.00 3.62 a 41.00 159.65 a 566.00 823.00 718.50 554.00 230.43 a 8.00 0.00 3104.20
1934 0.00 0.00 69.50 187.00 449.00 425.50 810.50 658.50 445.50 211.50 47.50 0.00 3304.50
1935 0.00 1.50 9.50 81.50 157.00 590.69 a 735.45 b 660.00 449.50 146.50 4.50 0.00 2836.14
1936 0.00 g 0.00 6.50 158.50 323.50 614.50 735.50 670.38 c 407.14 b 140.00 6.96 b 0.00 3062.98
1937 0.00 0.00 0.00 54.00 281.50 482.00 709.00 730.00 389.50 h 204.00 23.00 0.00 a 2483.50
1938 0.00 0.00 9.00 137.50 275.00 515.00 680.50 667.00 516.00 138.50 0.00 1.50 2940.00
1939 0.00 0.00 26.00 147.50 323.50 550.50 796.50 697.50 441.00 110.50 26.00 3.00 3122.00
1940 0.50 1.50 32.50 118.00 379.50 630.50 737.00 709.00 429.50 175.50 0.00 0.00 3213.50
1941 0.00 0.00 1.00 7.50 b 227.50 380.50 663.50 568.50 343.50 74.50 7.24 a 0.00 2273.74
1942 0.00 0.00 3.00 51.50 194.50 461.00 781.00 709.00 558.00 236.00 39.50 0.00 3033.50
1943 0.00 5.00 43.00 233.00 428.50 561.50 791.00 718.00 571.50 241.00 12.50 0.00 3605.00
1944 0.00 0.00 13.00 23.00 281.50 452.50 364.50 l 445.00 k 249.50 m 245.13 d 23.00 0.00 1038.13
1945 0.00 i 2.00 h 0.57 d 60.00 f 0.00 z 0.00 z 799.00 330.00 p 469.50 201.00 5.50 0.00 1475.57
1946 0.00 0.00 13.50 h 148.50 220.00 506.00 658.00 616.00 440.00 48.00 0.00 1.50 2638.00
1947 0.00 0.00 4.00 86.00 285.00 f 515.00 768.50 637.50 553.00 171.53 a 5.00 0.00 2740.53
1948 0.00 z 0.00 q 0.00 a 103.50 271.50 466.50 677.87 a 635.50 465.50 139.00 1.03 a 0.00 2760.40
1949 0.00 0.00 3.00 153.50 229.00 527.68 b 718.00 461.00 f 226.00 p 111.00 16.50 j 0.00 1742.18
1950 0.00 0.00 a 10.00 i 146.00 229.50 460.50 640.00 602.50 338.00 293.00 22.00 1.50 2733.00
1951 0.00 0.50 4.50 45.00 231.00 403.50 732.50 560.50 461.00 139.50 0.00 0.00 2578.00
1952 0.00 0.00 1.00 57.00 301.00 435.50 638.50 670.00 312.00 i 263.00 1.50 0.00 2367.50
1953 0.00 0.50 20.50 83.00 130.00 469.00 698.00 598.00 448.50 148.50 34.50 0.00 2630.50
1954 1.00 0.00 16.00 147.00 319.50 460.50 724.00 585.50 487.78 c 246.00 19.00 7.50 3013.78
1955 0.00 3.50 3.00 44.50 241.00 446.50 599.50 629.50 448.50 243.00 19.50 0.50 2679.00
1956 0.00 0.00 19.00 58.00 319.62 b 600.00 694.50 602.43 a 578.00 182.00 2.50 0.00 3056.05
1957 0.00 16.00 4.50 51.00 150.87 a 585.00 737.59 b 632.50 467.00 125.50 0.56 c 0.00 a 2770.51
1958 0.00 b 0.00 e 1.03 a 95.50 372.50 538.97 a 704.00 681.50 422.50 193.00 9.50 5.00 3023.50
1959 0.00 0.00 8.00 135.50 227.00 598.00 810.00 606.50 418.00 212.00 4.50 0.00 a 3019.50
1960 0.00 0.00 43.50 123.50 273.32 a 675.50 761.50 733.50 519.50 122.45 a 26.00 2.50 3281.27
1961 0.00 2.50 9.00 102.50 274.00 631.00 757.50 638.00 381.50 191.68 a 0.00 0.00 2987.68
1962 0.00 1.62 b 3.44 d 160.34 a 206.50 477.41 a 699.00 710.50 501.50 161.00 40.00 0.00 2961.32
1963 1.50 25.00 8.00 50.00 336.00 450.50 812.00 619.50 473.50 240.00 14.50 0.00 3030.50
1964 0.00 0.00 7.00 42.00 248.50 476.50 767.50 636.00 444.00 285.00 3.50 0.00 2910.00
1965 0.00 3.50 0.00 91.50 176.38 b 345.00 a 705.00 649.50 339.00 224.50 25.50 3.00 2562.88
1966 0.00 0.00 18.50 105.00 358.57 a 525.00 717.00 687.00 469.50 143.00 8.50 0.00 3032.07
1967 0.00 0.00 32.00 5.00 217.00 381.00 684.00 623.00 442.00 183.50 28.50 0.00 a 2596.00
1968 0.00 1.00 7.50 38.00 241.50 517.50 666.50 494.50 440.50 156.00 7.00 0.00 2570.00
1969 0.00 0.00 7.50 57.00 271.50 467.00 715.00 748.00 496.00 102.00 3.50 0.50 2868.00
1970 2.00 0.00 5.50 38.00 281.50 518.00 738.00 675.50 357.50 120.50 25.00 0.00 2761.50
1971 17.00 2.50 58.50 51.00 136.00 460.00 759.50 609.00 421.50 123.50 10.50 2.00 2651.00
1972 0.00 7.00 122.50 120.00 249.00 475.00 761.00 614.50 409.50 181.50 0.00 0.00 2940.00
1973 0.00 0.00 0.00 50.50 290.50 505.50 699.00 632.50 419.50 205.00 64.50 2.50 2869.50
1974 0.50 0.00 31.50 50.00 306.50 664.00 658.00 609.00 457.50 204.00 7.00 0.00 2988.00
1975 3.50 0.00 7.50 20.00 201.00 453.50 684.00 611.00 455.00 192.50 31.00 0.00 2659.00
1976 0.00 2.50 12.00 38.50 260.50 454.00 680.00 558.50 366.50 117.00 25.00 0.00 2514.50
1977 0.00 9.50 2.00 100.50 115.50 545.00 698.50 664.50 464.50 204.50 35.50 3.00 2843.00
1978 0.00 0.00 39.00 53.50 198.50 552.50 724.50 659.50 436.00 293.50 31.50 0.00 2988.50
1979 0.00 2.00 6.00 82.00 230.50 481.50 705.00 568.00 561.50 283.50 3.50 0.00 2923.50
1980 1.00 1.00 0.00 88.50 114.00 481.00 749.00 641.50 463.50 234.50 61.50 4.50 2840.00
1981 0.00 7.50 5.50 130.50 242.00 627.50 732.00 660.00 440.50 115.00 39.00 1.00 3000.50
1982 0.00 5.50 7.00 60.00 207.50 401.00 634.00 623.50 419.00 99.50 0.50 0.00 2457.50
1983 0.00 0.50 0.00 z 18.50 t 290.50 507.00 734.00 665.00 573.50 198.00 56.00 1.00 3025.50
1984 0.00 0.00 24.50 83.00 492.00 530.00 695.50 621.00 522.50 110.00 21.50 0.00 3100.00
1985 0.00 2.00 14.00 183.00 326.50 628.00 784.00 717.50 357.00 170.00 20.50 0.00 3202.50
1986 0.00 23.50 80.50 107.00 342.00 599.50 647.50 693.50 328.00 87.50 0.00 0.00 2909.00
1987 0.00 1.00 2.00 185.50 258.50 610.00 673.50 637.00 463.50 293.00 6.00 0.50 3130.50
1988 0.00 1.00 33.00 104.50 306.50 609.50 770.00 649.00 400.50 347.50 56.00 0.00 3277.50
1989 0.00 14.00 66.50 243.00 354.00 590.50 806.50 669.50 486.50 218.00 15.00 0.00 3463.50
1990 0.00 0.50 51.50 143.50 260.00 644.50 731.50 627.00 505.00 219.50 22.50 0.00 3205.50
1991 0.00 1.00 0.50 49.50 240.50 437.00 752.50 712.50 488.50 324.00 29.00 0.00 3035.00
1992 0.00 0.00 3.00 201.50 340.00 517.50 698.50 662.50 516.50 264.50 3.00 0.00 3207.00
1993 0.00 0.00 31.00 139.00 366.00 533.50 685.50 681.50 471.00 198.00 5.00 0.00 3110.50
1994 0.00 0.00 26.00 147.00 278.50 679.50 781.00 780.50 517.00 134.50 8.50 0.00 3352.50
1995 0.00 2.50 33.00 98.50 197.50 480.00 757.50 802.50 562.50 243.50 74.50 5.50 3257.50
1996 0.00 38.00 23.00 167.00 441.00 651.50 815.50 756.50 438.50 265.50 16.00 0.00 3612.50
1997 7.50 0.00 70.00 121.00 454.50 515.00 753.50 730.50 571.55 a 190.50 33.00 0.00 3447.05
1998 0.00 z 0.00 28.50 60.50 206.50 437.50 783.50 739.00 484.50 160.00 18.00 0.00 2918.00
1999 2.50 0.00 31.00 71.50 310.50 565.50 696.50 651.00 465.00 270.00 90.00 1.50 3155.00
2000 13.50 2.07 a 19.00 213.10 a 464.50 678.00 782.50 705.25 a 533.00 202.00 0.00 0.00 3612.92
2001 0.00 0.00 150.00 219.00 e 493.50 651.50 771.00 708.00 591.50 308.50 68.28 a 0.00 3961.28
2002 0.00 0.00 21.50 210.50 341.50 695.50 844.50 789.50 539.00 176.00 5.50 0.00 3623.50
2003 0.00 5.00 31.00 69.50 408.00 626.50 886.50 712.00 554.00 398.00 6.00 1.50 3698.00
2004 0.00 2.00 142.00 97.00 388.50 615.50 757.50 665.50 485.50 179.50 7.50 0.00 3340.50
2005 0.00 0.00 14.50 93.00 390.50 547.00 842.00 654.00 491.00 214.50 46.00 1.00 3293.50
2006 0.00 0.50 6.00 111.50 459.00 712.00 829.50 687.00 407.00 154.50 30.50 k 0.00 3367.00
2007 0.00 1.50 79.00 153.50 403.50 656.50 842.00 755.00 535.00 204.50 91.00 5.00 3726.50
2008 0.00 0.00 39.00 86.00 228.00 640.00 759.00 743.00 518.50 228.50 26.50 0.00 3268.50
2009 2.00 4.50 42.50 97.50 458.50 487.50 821.00 736.00 544.50 0.00 z 65.00 0.00 3259.00
2010 0.00 0.00 8.50 95.00 240.50 574.50 806.50 710.00 428.50 h 145.00 h 17.40 e 0.00 g 2452.40
2011 0.00 a 0.00 24.00 134.00 244.00 551.00 790.00 826.50 592.50 244.50 6.50 0.00 3413.00
2012 0.00 0.00 17.50 187.50 402.00 676.00 760.00 756.50 531.50 237.31 b 29.48 a 0.00 h 3597.79
2013 0.00 a 0.00 e 64.87 d 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 64.87
Period of Record Statistics
MEAN 0.50 2.15 20.98 93.53 269.05 526.21 725.06 657.26 457.03 179.26 17.86 0.74 2941.03
S.D. 2.23 5.31 27.49 54.32 93.62 81.26 64.78 69.91 70.77 71.12 20.13 1.84 370.87
SKEW 5.95 4.40 2.52 0.68 0.31 0.23 -0.28 1.23 -0.20 0.19 1.63 3.37 0.20
MAX 17.00 38.00 150.00 243.00 493.50 712.00 886.50 1009.00 592.50 398.00 91.00 11.88 3961.28
MIN 0.00 0.00 0.00 5.00 39.50 345.00 540.50 494.50 269.50 17.00 0.00 0.00 2136.50
NO YRS 109 111 110 109 110 112 110 110 105 111 110 112 91