WALNUT CREEK, ARIZONA

Monthly Total Growing Degree Days

(029158)

Base Temperature = 40 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 201301
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
1915 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
1916 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
1917 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
1918 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
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 0.00 z 0.00 z 0.00 z 0.00
1920 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
1921 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
1922 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
1923 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
1924 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
1925 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
1926 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
1927 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
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 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
1940 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
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 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
1945 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
1946 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
1947 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
1948 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
1949 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
1950 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
1951 0.00 z 0.00 z 0.00 z 122.00 r 510.50 616.00 967.00 89.00 z 94.00 z 423.50 94.00 16.50 2627.50
1952 0.00 17.50 68.00 292.00 551.00 636.00 888.00 920.50 709.00 0.00 z 91.00 15.50 4188.50
1953 89.90 a 97.48 a 156.50 287.00 356.00 702.00 1002.50 900.00 719.50 377.00 178.39 b 29.45 a 4895.72
1954 18.08 a 135.50 95.50 395.50 608.50 698.79 a 1022.50 862.50 727.00 470.00 194.00 38.50 5266.38
1955 3.00 33.00 128.00 211.50 489.50 683.00 851.50 935.00 649.50 493.00 159.00 51.00 4687.00
1956 46.00 15.00 157.00 261.50 539.50 807.50 932.50 813.00 780.00 389.00 91.00 31.00 4863.00
1957 43.40 a 164.50 167.50 260.50 385.50 779.00 952.00 907.50 687.00 344.00 51.00 41.00 4782.90
1958 15.00 92.50 66.50 258.00 633.00 732.50 892.00 976.50 698.50 429.00 168.50 33.50 4995.50
1959 6.00 n 21.50 o 110.50 337.50 406.50 762.50 1017.00 866.00 636.50 460.50 128.00 33.50 4758.50
1960 1.50 7.50 238.00 311.00 522.00 840.00 988.00 970.50 757.50 359.50 113.00 15.00 5123.50
1961 28.00 63.00 116.00 336.21 a 477.00 875.50 1062.00 971.00 645.50 366.50 81.00 7.00 5028.71
1962 22.00 65.50 57.50 405.50 396.00 689.00 932.50 939.00 761.00 415.00 188.50 47.50 4919.00
1963 10.00 122.50 90.50 205.50 510.50 674.50 1017.50 957.00 786.50 513.50 166.00 21.00 5075.00
1964 7.50 3.11 a 72.50 229.00 451.50 666.50 1006.00 935.50 698.50 554.50 91.50 24.50 4740.61
1965 53.50 68.00 92.50 247.50 379.00 574.50 954.00 909.00 614.50 490.50 190.00 34.50 4607.50
1966 0.00 z 9.00 206.50 346.00 577.50 748.50 968.50 990.45 a 752.07 a 394.00 161.50 19.52 d 5173.54
1967 41.50 70.00 0.00 z 169.50 498.00 687.00 1033.50 970.00 752.00 491.00 182.00 7.48 b 4901.98
1968 0.50 115.50 142.00 240.00 483.08 a 718.00 902.50 771.00 686.00 422.00 104.00 2.50 4587.08
1969 64.00 7.50 93.00 272.50 528.50 674.50 864.50 902.50 588.50 147.50 15.52 a 2.58 a 4161.10
1970 0.00 4.00 8.00 37.50 386.50 597.50 894.50 905.50 556.00 241.00 168.00 11.00 3809.50
1971 139.00 71.00 202.50 224.00 387.50 787.50 1054.00 911.00 620.50 342.50 116.50 26.00 4882.00
1972 2.00 80.00 310.00 327.50 545.50 790.00 1103.00 943.50 715.50 410.50 31.50 13.50 5272.50
1973 4.50 24.00 32.50 241.00 631.00 811.50 1028.50 940.00 686.90 a 446.50 123.50 6.50 4976.40
1974 16.50 25.00 217.50 314.44 c 620.00 946.50 976.00 878.00 705.50 407.50 68.50 6.50 5181.94
1975 37.00 26.00 97.50 136.00 506.00 755.00 1023.50 916.50 758.00 411.50 79.62 d 32.00 4778.62
1976 47.50 69.00 124.00 232.00 585.50 762.50 969.00 871.00 667.00 347.50 164.50 12.50 4852.00
1977 22.50 79.00 63.50 359.00 416.00 812.00 1017.50 980.00 728.79 a 500.00 174.00 84.00 5236.29
1978 23.00 51.00 247.00 277.00 500.00 776.00 939.00 832.50 703.50 527.00 129.50 2.50 5008.00
1979 0.00 14.00 104.50 286.00 545.00 764.50 1006.00 876.00 800.50 472.50 50.50 22.50 4942.00
1980 49.50 98.00 71.00 297.00 414.00 715.50 1031.50 910.50 726.50 410.50 150.50 85.50 4960.00
1981 26.00 76.00 117.00 419.00 570.00 924.50 1065.00 978.50 761.00 347.00 190.50 41.50 5516.00
1982 9.50 101.00 128.50 280.50 500.00 665.50 932.00 1000.00 718.00 329.50 92.00 13.50 4770.00
1983 27.50 62.50 113.00 202.50 518.50 690.00 965.50 949.00 849.00 451.00 162.00 56.00 5046.50
1984 31.50 14.00 152.50 264.50 723.50 755.50 994.00 936.00 786.00 292.50 101.00 17.50 5068.50
1985 8.00 49.00 106.00 401.50 580.00 846.00 1052.00 964.00 615.50 440.50 120.00 18.00 5200.50
1986 58.50 139.50 256.00 344.50 572.50 826.00 922.00 991.00 545.50 305.00 112.00 2.50 5075.00
1987 14.50 39.00 70.50 387.50 536.00 836.00 884.00 910.00 708.50 524.00 102.00 17.00 5029.00
1988 17.00 80.50 152.00 338.00 539.50 904.00 1005.50 895.00 659.00 567.00 161.50 10.00 5329.00
1989 6.00 90.50 290.50 506.50 618.00 810.50 1051.50 907.00 707.50 390.00 150.50 6.00 5534.50
1990 15.00 42.00 198.50 365.50 512.50 861.00 959.50 875.50 781.50 446.00 150.50 6.50 5214.00
1991 20.50 110.50 84.00 290.00 469.50 670.50 1019.50 973.50 762.00 522.00 140.50 12.00 5074.50
1992 10.00 85.00 132.50 442.00 628.50 742.50 973.00 953.50 785.00 525.50 68.00 11.50 5357.00
1993 35.00 21.50 258.50 407.50 635.00 786.50 927.00 947.00 704.00 440.50 70.00 8.00 5240.50
1994 24.50 31.00 222.50 340.00 518.50 319.00 r 982.00 1046.00 801.50 352.00 54.00 23.00 4395.00
1995 21.00 153.00 178.00 299.50 434.00 721.50 994.00 1047.50 810.50 489.00 275.50 62.50 5486.00
1996 39.00 190.00 202.00 442.50 676.00 849.50 1096.50 1018.50 700.00 395.50 129.50 49.50 5788.50
1997 40.50 37.00 258.00 319.00 690.50 695.00 944.50 971.50 815.00 378.50 110.50 2.50 5262.50
1998 19.50 14.50 134.00 184.50 420.00 615.00 982.50 989.00 675.50 378.50 110.00 40.50 4563.50
1999 55.00 97.00 211.00 252.00 567.50 790.50 1007.50 939.00 767.50 492.00 236.00 4.81 b 5419.81
2000 103.50 87.50 198.00 464.50 736.00 906.50 1044.50 1046.00 796.50 427.00 26.00 34.10 a 5870.10
2001 13.50 45.00 254.00 350.50 720.50 889.50 1005.50 1002.00 817.24 a 561.74 b 214.44 c 5.50 5879.43
2002 21.00 89.00 196.00 452.50 591.00 882.00 1126.50 1029.50 797.00 425.50 169.00 6.00 5785.00
2003 133.00 0.00 z 208.00 239.00 673.00 847.00 1152.50 1022.00 836.00 653.00 112.50 40.00 5916.00
2004 18.50 23.50 370.00 332.00 606.50 774.50 979.50 890.50 713.00 406.50 99.00 42.00 5255.50
2005 73.00 66.50 202.00 317.50 636.50 776.50 1080.50 941.50 693.00 471.00 201.00 62.00 5521.00
2006 22.50 77.00 111.50 324.00 635.50 882.50 1110.00 950.00 654.50 380.00 183.00 18.00 5348.50
2007 1.50 77.00 271.50 385.00 616.50 0.00 z 1142.00 1068.00 783.00 443.50 243.50 35.00 5066.50
2008 9.00 81.50 194.00 314.50 499.00 716.00 1085.50 1045.00 756.50 479.31 e 207.50 23.50 5411.31
2009 57.50 75.50 177.00 308.50 692.00 713.00 1040.50 916.00 771.00 360.50 159.00 4.00 5274.50
2010 6.00 23.00 123.00 254.00 448.00 756.50 1037.50 948.50 758.50 458.50 128.50 76.00 5018.00
2011 46.00 26.44 a 174.00 364.66 a 473.50 20.00 z 1017.00 1037.43 b 793.00 447.00 78.50 21.00 4478.53
2012 41.50 44.00 157.00 383.00 602.95 a 838.00 995.50 987.00 756.00 455.00 157.50 30.50 5447.95
2013 19.50 24.00 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 43.50
Period of Record Statistics
MEAN 30.50 63.36 157.28 307.78 540.02 763.66 997.92 944.86 724.52 427.73 132.58 25.39 5102.24
S.D. 29.87 43.00 74.05 84.65 95.29 86.61 67.22 60.39 67.43 82.33 55.03 20.42 388.14
SKEW 1.81 0.70 0.45 -0.26 0.05 0.00 0.06 -0.23 -0.57 -0.39 0.11 1.13 -0.56
MAX 139.00 190.00 370.00 506.50 736.00 946.50 1152.50 1068.00 849.00 653.00 275.50 85.50 5879.43
MIN 0.00 3.11 8.00 37.50 356.00 574.50 851.50 771.00 545.50 147.50 15.52 2.50 3809.50
NO YRS 60 60 60 61 62 59 62 61 61 61 62 62 53