PRESCOTT, ARIZONA

Monthly Total Growing Degree Days

(026796)

Base Temperature = 40 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 581.50 m 0.00 z 81.00 z 562.50 166.50 11.50 740.50
1899 20.00 51.00 156.50 307.00 246.50 807.50 1022.00 855.00 871.50 379.00 174.00 42.50 4932.50
1900 50.00 55.00 274.00 168.50 552.00 860.00 1052.00 849.00 584.50 431.00 152.00 41.33 a 5069.33
1901 31.00 97.00 120.00 274.00 581.00 725.00 1078.00 1011.50 461.00 h 420.00 187.00 39.00 4563.50
1902 11.50 64.50 43.50 335.00 510.00 834.50 916.50 871.00 690.00 443.00 128.00 19.50 4867.00
1903 13.00 2.80 c 121.00 215.50 448.50 715.50 850.50 919.00 639.50 282.50 174.50 9.50 4391.80
1904 0.00 52.50 212.50 231.50 469.00 742.00 1113.00 1319.00 0.00 z 0.00 z 50.50 q 27.50 4167.00
1905 33.00 16.00 170.50 296.50 442.00 809.00 1053.00 1021.50 827.50 603.00 158.50 3.50 5434.00
1906 29.50 25.00 137.50 291.00 515.50 723.50 1034.00 916.00 645.50 430.00 151.00 40.50 4939.00
1907 45.50 0.00 z 0.00 z 0.00 z 454.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 500.00
1908 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 758.50 1044.50 936.50 698.50 317.50 165.50 18.00 3939.00
1909 72.50 26.50 54.50 278.00 466.50 823.00 972.50 899.00 687.00 423.50 230.50 30.50 4964.00
1910 44.50 65.00 276.00 373.00 677.50 819.50 1008.50 963.00 824.00 441.50 192.41 a 88.00 5772.91
1911 75.50 36.00 189.50 274.50 425.50 740.50 916.00 933.50 752.00 377.50 79.00 5.50 4805.00
1912 28.50 48.50 70.50 172.00 473.50 821.50 854.00 852.00 569.50 299.00 94.00 5.00 4288.00
1913 3.00 8.00 52.50 237.50 491.00 710.00 909.50 899.50 646.50 363.00 148.50 4.00 4473.00
1914 40.50 20.50 144.50 311.50 560.00 773.50 942.00 949.50 758.50 402.00 182.50 2.50 5087.50
1915 0.00 22.50 109.00 279.00 428.50 743.00 949.00 977.00 654.00 482.00 149.50 21.00 4814.50
1916 2.50 113.00 229.50 324.50 473.50 784.00 972.50 868.00 691.00 305.00 88.00 27.00 4878.50
1917 0.00 37.00 53.00 210.00 333.00 786.00 1037.00 917.60 a 736.00 471.00 188.00 71.50 4840.10
1918 37.50 71.50 152.50 294.50 433.50 946.00 926.50 884.00 784.00 514.50 0.00 z 67.68 a 5112.18
1919 5.00 y 28.00 158.50 430.34 a 0.00 z 834.00 0.00 z 930.00 290.00 s 247.00 95.00 13.50 2736.34
1920 50.50 50.50 80.00 202.50 558.00 766.00 1015.00 902.00 711.50 351.50 90.00 1.00 4778.50
1921 32.50 87.00 199.50 280.00 465.00 813.50 975.50 917.50 732.50 504.50 208.00 101.00 5316.50
1922 10.50 31.50 106.50 240.00 608.00 888.50 1073.00 966.00 832.00 432.50 30.50 20.50 5239.50
1923 43.00 54.00 62.00 264.00 599.00 658.00 965.00 895.00 632.00 266.50 105.00 6.00 4549.50
1924 0.52 a 45.50 33.00 231.00 611.50 923.50 997.00 997.50 744.11 b 433.43 d 250.50 46.00 5313.55
1925 12.29 b 81.00 203.57 a 353.00 635.50 813.00 1049.41 d 917.37 d 669.50 381.00 100.50 30.00 5246.14
1926 11.00 84.00 179.05 b 333.00 541.00 886.00 1023.00 954.28 a 775.00 c 513.80 d 198.21 b 64.14 b 5562.48
1927 60.89 c 65.33 d 129.54 c 312.12 d 593.28 b 793.33 c 1025.14 b 925.98 d 715.56 c 441.48 b 185.69 a 3.74 b 5252.07
1928 34.44 d 33.83 e 184.21 e 281.50 f 611.73 a 821.54 d 853.50 f 982.46 e 777.69 d 451.22 d 110.17 a 6.50 4013.81
1929 3.21 b 8.50 118.00 264.50 588.00 840.00 a 1036.50 919.00 720.52 a 479.98 a 105.50 62.00 5145.71
1930 11.00 103.50 95.14 b 406.67 c 414.88 a 822.86 b 969.27 a 934.13 a 708.50 336.50 115.86 a 9.00 4927.31
1931 23.25 a 38.89 a 164.09 b 405.00 624.00 828.10 a 1108.00 981.15 a 749.50 413.33 a 135.00 a 5.50 5475.81
1932 0.00 a 69.00 156.00 312.32 b 539.00 748.50 1049.50 989.50 782.50 409.00 169.29 b 20.15 a 5244.76
1933 0.00 5.50 152.93 a 218.50 396.80 a 866.00 1133.00 1028.50 854.00 540.43 a 171.50 68.00 5435.17
1934 22.50 85.50 337.50 459.50 758.00 725.50 1120.50 968.50 745.50 512.50 201.50 47.50 5984.50
1935 43.50 85.00 102.00 340.50 447.50 890.69 a 1045.45 b 970.00 749.50 392.00 75.50 9.00 5150.64
1936 18.50 g 29.50 165.00 404.50 632.00 914.50 1045.50 980.38 c 707.14 b 411.50 87.86 b 2.50 5380.37
1937 0.00 17.00 54.00 277.50 591.50 782.00 1019.00 1040.00 609.50 h 514.00 186.50 52.18 a 4533.68
1938 66.00 38.00 139.00 388.00 578.00 815.00 990.50 977.00 816.00 431.50 61.50 64.00 5364.50
1939 11.00 1.00 192.50 431.00 633.50 850.50 1106.50 1007.50 741.00 403.50 187.50 141.50 5707.00
1940 67.50 72.00 235.50 382.50 689.50 930.50 1047.00 1019.00 729.50 451.50 77.50 59.00 5761.00
1941 23.00 81.00 119.00 140.89 b 535.00 680.50 973.50 878.50 643.50 312.00 174.83 a 42.00 4603.72
1942 39.50 23.00 90.00 289.50 491.00 761.00 1091.00 1019.00 858.00 526.50 277.00 102.00 5567.50
1943 58.00 124.00 245.00 476.00 738.00 861.50 1101.00 1028.00 871.50 523.50 187.00 12.00 6225.50
1944 31.50 32.50 118.50 249.00 587.50 752.50 554.50 l 645.00 k 419.50 m 555.13 d 114.00 44.00 2484.63
1945 25.50 i 53.50 h 47.65 d 230.00 f 0.00 z 0.00 z 1109.00 480.00 p 768.00 502.50 114.50 22.00 2563.65
1946 26.50 46.50 134.50 h 409.50 529.50 806.00 968.00 926.00 740.00 281.00 71.00 96.00 4900.00
1947 14.50 102.00 195.00 337.50 530.50 f 815.00 1078.50 947.50 853.00 456.22 a 52.50 7.00 4858.72
1948 9.50 z 44.00 q 74.40 a 356.50 580.00 766.50 987.87 a 945.50 765.50 432.00 51.72 a 21.50 4981.49
1949 0.00 14.00 125.00 407.50 536.00 827.68 b 1028.00 711.00 f 366.00 p 345.00 204.50 j 35.50 3318.68
1950 52.50 124.44 a 155.50 i 431.50 520.50 760.50 950.00 912.50 638.00 603.00 230.50 109.50 5332.94
1951 41.50 65.50 126.00 277.50 502.00 703.50 1042.50 870.50 761.00 421.50 117.50 32.00 4961.00
1952 16.00 29.00 50.50 310.00 609.00 735.50 948.50 980.00 522.00 i 573.00 86.50 18.00 4356.00
1953 105.50 67.50 179.50 310.50 382.50 769.00 1008.00 908.00 748.50 403.50 228.50 22.00 5133.00
1954 38.50 125.00 126.50 441.50 619.50 760.50 1034.00 895.50 787.78 c 527.50 222.50 57.00 5635.78
1955 9.50 51.00 148.50 267.00 532.50 746.50 909.50 939.50 748.50 552.00 177.50 121.50 5203.50
1956 97.50 21.50 189.50 292.50 629.62 b 900.00 1004.50 912.43 a 878.00 456.00 106.00 21.50 5509.05
1957 46.00 170.50 176.00 286.00 433.48 a 885.00 1047.59 b 942.50 767.00 402.50 67.22 c 40.30 a 5264.09
1958 5.34 b 63.30 e 56.83 a 290.50 682.50 838.97 a 1014.00 991.50 722.50 471.50 149.00 118.00 5403.95
1959 46.00 12.50 172.00 416.00 523.50 898.00 1120.00 916.50 718.00 494.50 133.00 44.43 a 5494.43
1960 6.00 16.00 266.50 382.50 576.08 a 975.50 1071.50 1043.50 819.50 399.90 a 160.00 24.50 5741.48
1961 21.50 80.50 143.00 365.00 582.50 931.00 1067.50 948.00 681.50 456.22 a 109.50 19.50 5405.72
1962 18.50 66.77 b 82.09 d 446.38 a 493.50 777.41 a 1009.00 1020.50 801.50 466.00 252.00 53.50 5487.16
1963 24.00 165.50 118.00 242.50 645.50 750.50 1122.00 929.50 773.50 550.00 169.50 17.50 5508.00
1964 15.50 5.00 75.50 230.50 511.50 776.50 1077.50 946.00 744.00 592.50 114.50 33.50 5122.50
1965 55.50 78.50 70.00 263.50 458.59 b 645.00 a 1015.00 959.50 633.00 523.00 238.00 53.00 4992.59
1966 8.00 7.00 230.00 367.00 668.57 a 825.00 1027.00 997.00 769.50 438.00 186.00 48.00 5571.07
1967 43.00 46.00 230.50 164.50 503.00 681.00 994.00 933.00 742.00 479.50 226.00 2.58 a 5045.08
1968 0.00 98.50 146.50 237.50 540.50 816.00 976.50 804.50 740.50 444.00 117.50 10.00 4932.00
1969 49.50 11.50 82.00 301.00 564.00 767.00 1025.00 1058.00 796.00 329.00 120.00 75.00 5178.00
1970 56.50 98.00 112.50 198.50 580.00 818.00 1048.00 985.50 657.50 383.00 212.00 33.50 5183.00
1971 112.00 86.00 221.00 261.00 405.00 759.00 1069.50 919.00 721.50 325.50 121.00 34.50 5035.00
1972 20.00 119.50 381.00 360.50 554.00 775.00 1071.00 924.50 709.50 423.00 53.00 35.50 5426.50
1973 18.00 21.50 30.00 222.50 578.00 805.50 1009.00 942.50 719.50 495.50 216.00 73.50 5131.50
1974 38.50 32.00 218.00 276.00 604.50 964.00 968.00 919.00 757.50 478.00 141.00 15.50 5412.00
1975 61.50 47.00 127.50 150.00 474.00 753.50 994.00 921.00 755.00 462.00 176.00 42.50 4964.00
1976 55.00 88.50 109.00 240.00 568.00 754.00 990.00 868.50 666.50 384.00 222.00 19.00 4964.50
1977 20.50 96.00 77.00 334.50 375.00 845.00 1008.50 974.50 764.50 512.00 228.00 129.00 5364.50
1978 32.50 55.00 203.00 261.00 481.00 852.50 1034.50 969.50 732.00 590.50 168.00 16.00 5395.50
1979 8.00 35.00 105.00 295.00 511.00 781.50 1015.00 878.00 861.50 563.00 92.50 85.50 5231.00
1980 50.00 87.00 55.00 289.00 373.00 781.00 1059.00 951.50 763.50 466.50 216.00 150.50 5242.00
1981 68.50 95.50 96.00 391.00 539.00 927.50 1042.00 970.00 740.50 362.00 244.00 99.50 5575.50
1982 33.50 79.00 102.50 276.50 504.00 701.00 944.00 933.50 716.00 351.50 99.50 32.50 4773.50
1983 36.00 60.50 0.00 z 102.50 t 589.00 807.00 1044.00 975.00 873.50 508.00 215.50 85.00 5193.50
1984 41.00 45.00 226.00 289.50 802.00 830.00 1005.50 931.00 822.50 330.00 156.50 15.00 5494.00
1985 20.50 78.00 149.50 442.00 635.00 928.00 1094.00 1027.50 657.00 475.50 143.00 58.00 5708.00
1986 116.00 140.50 283.00 364.00 639.50 899.50 957.50 1003.50 624.00 356.50 151.00 27.00 5562.00
1987 36.00 73.00 91.00 453.50 566.00 910.00 983.50 947.00 763.50 603.00 115.00 42.00 5583.50
1988 30.50 89.00 172.50 335.00 589.00 909.50 1080.00 959.00 700.50 657.50 203.50 28.50 5754.50
1989 13.00 116.00 302.00 537.00 658.00 890.50 1116.50 979.50 786.50 490.50 216.00 35.50 6141.00
1990 37.50 58.50 227.50 411.00 559.50 944.50 1041.50 937.00 805.00 515.50 173.00 14.00 5724.50
1991 6.00 124.00 55.50 304.00 540.00 735.50 1062.50 1022.50 788.50 587.50 164.50 15.00 5405.50
1992 16.00 67.00 148.50 489.50 649.00 817.50 1008.50 972.50 816.50 573.50 91.00 21.50 5671.00
1993 46.00 24.50 231.50 411.50 675.50 830.50 995.50 991.50 771.00 490.50 110.50 31.00 5609.50
1994 71.00 42.00 218.50 379.50 583.00 979.50 1091.00 1090.50 817.00 410.50 96.00 32.50 5811.00
1995 26.00 169.50 187.00 290.50 487.50 780.00 1067.50 1112.50 862.50 541.50 338.50 112.50 5975.50
1996 67.50 208.50 208.00 444.50 747.00 951.50 1125.50 1066.50 738.50 490.00 171.50 78.00 6297.00
1997 38.50 48.00 306.50 322.50 764.50 815.00 1063.50 1040.50 871.55 a 448.50 195.00 7.50 5921.55
1998 0.00 z 25.00 167.00 227.00 503.00 737.50 1093.50 1049.00 784.50 440.50 202.00 80.50 5309.50
1999 85.50 121.50 241.50 243.00 607.00 864.00 1006.50 961.00 765.00 572.00 336.00 28.50 5831.50
2000 140.50 119.11 a 185.00 486.72 a 773.50 978.00 1092.50 1015.25 a 833.00 473.00 46.00 67.00 6209.58
2001 17.50 59.50 416.00 499.20 e 797.50 951.50 1081.00 1018.00 891.50 618.50 286.03 a 23.00 6659.23
2002 42.50 96.00 173.50 498.00 650.00 995.50 1154.50 1099.50 839.00 466.00 188.50 26.50 6229.50
2003 142.00 95.00 190.00 296.00 711.00 926.50 1196.50 1022.00 854.00 707.00 135.50 67.00 6342.50
2004 24.50 40.00 397.00 359.00 698.50 915.50 1067.50 975.50 785.50 444.00 111.50 58.50 5877.00
2005 86.00 55.00 158.50 331.50 694.50 847.00 1152.00 964.00 791.00 521.50 240.50 80.00 5921.50
2006 58.50 91.00 125.50 379.00 769.00 1012.00 1139.50 997.00 707.00 438.00 184.00 k 42.00 5758.50
2007 15.00 100.00 285.50 419.00 704.50 956.50 1152.00 1065.00 835.00 503.00 330.00 44.50 6410.00
2008 8.50 54.50 222.00 353.00 513.50 940.00 1069.00 1053.00 818.50 504.50 230.00 48.00 5814.50
2009 66.00 89.00 207.50 313.00 768.50 787.50 1131.00 1046.00 844.50 0.00 z 231.50 3.50 5488.00
2010 14.00 26.00 123.00 297.00 530.50 874.50 1116.50 1020.00 648.50 h 355.50 h 131.40 e 100.00 g 4132.90
2011 28.42 a 36.50 209.00 392.50 522.50 851.00 1100.00 1136.50 892.50 527.00 131.50 27.00 5854.42
2012 50.50 54.00 181.00 436.00 711.00 976.00 1070.00 1066.50 831.50 538.76 b 234.83 a 29.00 h 6150.09
2013 21.18 a 18.26 e 284.74 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 324.18
Period of Record Statistics
MEAN 35.88 63.24 161.00 324.40 564.17 825.95 1035.06 967.26 756.75 457.76 159.79 41.76 5390.15
S.D. 29.50 40.59 79.42 85.16 105.99 81.36 64.78 69.92 71.15 87.87 63.69 33.47 471.43
SKEW 1.31 0.84 0.74 0.22 0.03 0.24 -0.28 1.23 -0.21 -0.02 0.39 1.13 0.20
MAX 142.00 208.50 416.00 537.00 802.00 1012.00 1196.50 1319.00 892.50 707.00 338.50 150.50 6659.23
MIN 0.00 1.00 30.00 140.89 246.50 645.00 850.50 804.50 569.50 247.00 30.50 1.00 4288.00
NO YRS 109 111 110 109 110 112 110 110 105 111 110 112 91