LODI, CALIFORNIA

Monthly Total Heating Degree Days

(045032)

Base Temperature = 65 F

File last updated on Apr 4, 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 645.50 475.00 371.00 277.50 82.00 13.00 0.00 0.00 48.00 190.50 367.50 494.50 2964.50
1894 622.00 508.00 374.00 174.00 97.50 52.00 0.00 0.00 36.50 121.00 296.00 556.00 2837.00
1895 577.50 358.00 348.00 227.00 84.00 7.00 2.00 7.50 45.00 81.50 403.00 629.50 2770.00
1896 473.50 356.00 307.00 341.00 179.50 16.00 0.00 0.00 28.50 99.00 397.00 471.00 2668.50
1897 629.50 457.00 517.00 150.00 51.50 12.50 0.00 a 4.00 19.50 166.50 446.50 629.50 3083.50
1898 729.50 345.50 396.00 146.50 120.00 9.00 0.00 0.00 5.50 97.00 360.50 678.00 2887.50
1899 501.50 410.50 381.00 194.50 176.50 15.50 0.00 0.50 1.50 192.00 296.50 609.00 2779.00
1900 491.00 385.00 245.00 245.00 54.00 4.50 0.00 0.50 16.00 149.50 275.50 575.00 2441.00
1901 599.16 b 396.00 298.50 272.00 124.50 7.00 1.00 8.50 40.50 56.50 193.50 j 599.00 2402.66
1902 675.00 354.00 456.00 250.50 141.50 9.50 0.00 0.00 24.00 154.00 440.69 a 596.00 3101.19
1903 630.50 614.00 390.50 310.50 82.00 17.00 6.50 1.50 17.00 99.50 324.00 616.50 3109.50
1904 680.00 454.00 357.00 251.50 55.00 7.00 8.50 1.00 14.50 173.00 386.00 594.00 2981.50
1905 520.00 404.00 297.00 180.00 149.00 19.00 5.50 3.50 21.50 200.50 423.00 699.00 2922.00
1906 563.00 316.50 365.50 230.00 157.00 39.00 0.00 0.00 22.00 125.50 414.50 554.00 2787.00
1907 597.00 292.50 445.00 177.00 105.00 36.50 1.00 4.00 69.00 102.50 382.00 531.00 2742.50
1908 529.00 490.00 392.50 173.50 152.00 26.00 0.00 2.00 23.50 223.00 413.50 667.00 3092.00
1909 403.50 421.50 432.50 190.00 106.00 7.00 0.00 5.50 12.50 194.00 396.50 664.00 2833.00
1910 688.00 477.00 287.50 174.50 58.50 20.00 7.50 0.00 29.00 142.00 407.00 573.00 2864.00
1911 577.00 554.00 320.50 277.50 156.50 10.00 0.00 7.00 64.00 203.00 491.38 a 684.00 3344.88
1912 539.50 399.50 408.50 303.50 90.00 4.00 0.00 2.50 9.00 208.00 420.50 0.00 z 2385.00
1913 0.00 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
1914 0.00 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
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 709.56 d 709.56
1931 597.50 367.50 310.00 113.00 21.00 14.50 0.00 0.50 82.50 223.72 a 487.50 660.82 a 2878.53
1932 706.00 539.00 325.50 277.00 101.00 27.50 13.50 14.00 13.00 192.50 303.50 785.33 a 3297.83
1933 729.00 558.00 366.50 239.00 238.00 42.50 0.50 5.00 52.00 75.00 407.50 661.50 3374.50
1934 639.50 397.50 204.00 119.50 57.87 a 38.50 12.00 0.00 57.50 139.50 355.50 598.50 2619.87
1935 610.00 490.00 522.87 a 248.00 160.50 15.50 16.02 a 4.00 25.50 212.87 a 541.00 629.00 3475.25
1936 558.00 497.50 380.02 b 229.00 87.32 a 34.50 3.00 9.00 28.97 a 129.00 445.56 c 686.02 d 3087.87
1937 847.00 355.50 g 74.50 w 90.00 t 5.00 z 0.00 z 0.00 i 0.50 18.50 74.50 328.00 544.00 1812.50
1938 660.30 a 432.00 435.00 252.41 a 78.50 6.50 2.58 a 4.00 4.00 161.50 453.21 b 554.38 a 3044.39
1939 628.86 c 551.00 407.00 129.00 111.50 31.55 a 5.88 b 11.50 26.50 104.50 350.50 502.50 2860.29
1940 519.50 353.00 282.00 179.50 51.50 3.00 e 3.10 a 0.00 28.50 131.00 436.00 487.00 2474.10
1941 487.50 330.00 288.50 261.50 69.50 20.00 2.07 a 8.50 33.00 197.50 364.00 498.00 2560.07
1942 589.50 461.50 394.50 252.50 166.00 12.00 0.00 b 7.50 15.00 119.00 385.50 577.00 2980.00
1943 599.50 404.00 331.50 214.50 43.50 11.00 0.57 d 0.50 0.50 154.50 367.00 541.00 2668.07
1944 570.00 489.38 a 392.00 308.00 78.50 66.50 5.50 5.00 15.50 67.00 440.50 549.00 2986.88
1945 650.00 398.50 480.00 218.50 146.50 21.00 0.00 2.50 17.00 92.50 415.00 576.00 3017.50
1946 643.50 536.00 397.00 199.50 92.00 31.50 1.00 8.50 4.00 199.00 473.50 613.00 3198.50
1947 761.00 424.50 319.00 147.00 30.50 7.00 2.00 6.00 15.00 172.00 544.50 647.50 3076.00
1948 579.50 534.00 515.50 327.00 201.00 37.50 16.00 1.00 72.50 188.58 a 486.00 740.50 3699.08
1949 868.50 568.00 401.50 147.50 102.00 8.50 8.00 33.50 43.50 206.00 260.50 632.73 c 3280.23
1950 634.97 b 405.50 373.50 145.50 128.00 38.50 0.00 0.50 15.50 94.50 224.50 458.50 2519.47
1951 589.50 447.00 412.50 247.50 102.50 13.00 6.00 6.00 30.50 141.50 348.50 624.00 2968.50
1952 515.00 h 492.00 507.22 b 225.50 89.00 76.50 0.00 2.50 19.00 116.00 462.00 569.50 2559.22
1953 461.00 460.50 406.50 256.00 194.00 62.50 0.00 23.50 25.00 201.50 351.50 573.00 3015.00
1954 585.50 471.00 474.00 155.00 62.00 42.50 0.00 10.00 33.50 163.50 436.00 645.00 3078.00
1955 727.00 522.50 381.50 363.50 107.00 32.50 4.50 0.50 18.62 a 109.00 444.00 487.00 3197.62
1956 542.00 563.00 388.50 239.50 88.00 11.50 0.00 1.00 0.00 173.00 397.00 636.50 3040.00
1957 675.50 377.00 340.50 190.50 100.50 3.00 0.00 8.00 8.00 189.50 435.50 610.50 2938.50
1958 581.00 319.50 464.50 224.00 47.50 7.50 4.50 0.00 8.00 68.00 344.50 494.50 2563.50
1959 520.50 464.00 268.00 87.50 82.50 1.50 0.00 2.50 24.50 74.50 375.50 603.00 2504.00
1960 563.50 398.00 255.00 182.00 84.00 1.00 0.00 0.00 3.00 104.00 359.00 624.00 2573.50
1961 684.50 360.00 360.00 173.00 111.00 9.00 0.00 0.00 8.00 139.00 413.50 648.50 2906.50
1962 735.00 495.00 437.00 138.00 111.00 12.00 0.00 1.50 6.00 146.00 347.00 625.00 3053.50
1963 767.00 250.50 435.00 351.00 107.00 7.00 0.50 0.00 1.00 102.00 426.50 767.00 3214.50
1964 637.00 497.50 424.00 214.00 139.00 46.00 4.00 6.50 29.00 77.00 461.50 465.50 3001.00
1965 612.50 454.00 354.00 223.50 88.00 46.00 0.00 0.00 44.00 63.00 337.00 740.50 2962.50
1966 621.50 491.50 328.00 92.00 37.00 23.50 6.50 1.00 7.50 89.50 311.50 590.00 2599.50
1967 590.00 479.50 397.00 435.00 104.50 44.50 0.00 0.00 0.00 55.00 258.00 660.00 3023.50
1968 669.00 284.50 292.00 165.50 80.50 1.00 0.00 5.50 7.00 132.78 a 375.00 640.00 2652.78
1969 641.50 497.50 376.50 204.00 35.00 13.00 0.00 0.00 3.50 167.00 359.50 529.50 2827.00
1970 466.50 354.50 300.50 280.00 59.50 12.00 0.00 0.00 10.00 163.50 317.00 593.50 2557.00
1971 628.50 504.50 410.00 265.00 119.00 26.50 0.00 0.00 32.50 211.50 405.00 664.50 3267.00
1972 752.50 403.00 197.50 180.00 67.00 8.50 0.00 0.50 7.50 124.50 444.00 716.00 2901.00
1973 605.50 357.50 412.50 132.00 29.00 4.50 0.50 1.00 0.50 109.50 401.00 579.50 2633.00
1974 582.00 458.00 331.00 237.00 74.00 3.50 4.00 0.00 0.00 52.00 357.50 585.00 2684.00
1975 669.00 396.00 378.00 318.50 59.50 1.00 0.50 0.00 0.00 151.00 415.00 578.67 a 2967.17
1976 565.75 a 373.00 290.00 164.50 4.00 7.50 0.00 0.50 0.00 39.00 238.50 535.00 2217.75
1977 618.00 308.00 333.00 59.00 180.50 9.00 0.00 0.00 b 15.00 71.00 362.50 461.00 2417.00
1978 408.00 208.00 l 213.38 a 267.32 b 58.50 0.00 3.62 a 3.50 26.00 98.50 466.50 727.50 2272.82
1979 600.50 432.50 310.50 214.00 66.00 2.50 0.50 0.00 0.00 0.00 z 396.00 577.00 2599.50
1980 525.50 374.50 380.00 195.00 111.50 33.50 0.50 1.50 5.69 a 134.33 a 363.00 582.00 2707.02
1981 525.00 356.00 365.00 200.00 60.50 1.50 0.00 0.00 12.50 172.00 286.50 504.00 2483.00
1982 738.00 399.50 414.00 259.00 65.00 48.00 4.00 1.00 39.00 130.00 501.00 620.00 3218.50
1983 633.50 347.50 293.00 256.50 93.50 1.00 1.50 0.00 1.00 25.50 375.00 423.50 2451.50
1984 562.00 440.00 247.00 228.50 38.00 9.50 2.00 0.00 5.50 180.50 425.50 650.50 2789.00
1985 729.50 438.00 444.00 97.50 66.00 10.50 0.00 0.00 27.00 151.00 466.50 740.00 3170.00
1986 442.00 322.50 220.50 191.50 80.00 8.00 0.50 0.00 92.00 110.00 369.00 642.50 2478.50
1987 675.50 432.00 395.50 118.00 80.50 16.50 12.50 6.50 24.00 75.00 416.00 628.50 2880.50
1988 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2.00 0.00 z 0.00 z 359.00 614.50 975.50
1989 698.50 496.50 340.00 132.50 95.50 4.00 0.00 1.00 23.00 139.50 407.50 752.00 3090.00
1990 614.50 173.00 t 356.50 124.50 0.00 z 10.50 0.00 1.50 0.50 85.00 421.50 796.00 2410.50
1991 589.00 311.50 455.00 239.50 119.00 19.50 0.00 1.00 k 0.00 89.50 314.00 376.50 k 2137.00
1992 694.00 333.00 270.50 109.00 4.50 9.50 0.00 z 0.00 z 0.00 43.00 341.00 573.00 2377.50
1993 555.00 386.50 198.00 123.50 26.00 19.00 0.00 0.00 10.00 20.50 361.50 652.00 2352.00
1994 597.00 268.50 m 195.00 i 143.50 54.50 3.00 0.00 0.00 0.50 112.00 505.50 630.00 2046.00
1995 414.00 334.50 347.00 190.50 93.50 26.00 0.00 0.00 4.00 55.00 208.00 463.50 2136.00
1996 532.50 322.00 269.00 158.50 46.50 1.50 0.00 0.00 8.00 158.50 339.50 453.50 2289.50
1997 502.00 0.00 z 212.50 131.00 12.00 0.00 0.00 0.00 z 0.00 97.00 267.50 601.50 1823.50
1998 484.00 402.00 303.50 224.00 182.00 12.50 0.00 0.00 12.00 127.00 375.50 681.00 2803.50
1999 605.00 442.50 402.00 234.00 74.00 k 0.00 t 0.00 0.00 0.00 56.00 292.50 565.00 2597.00
2000 472.23 a 344.00 266.60 a 105.50 75.50 3.62 a 0.00 0.00 z 5.17 a 110.00 474.00 566.50 2423.13
2001 614.32 a 428.50 228.88 a 232.50 8.50 0.00 0.00 0.00 0.50 51.48 c 301.03 a 502.20 a 2367.92
2002 619.00 382.50 333.50 0.00 z 0.00 z 0.00 z 0.00 0.00 0.50 119.50 313.50 475.00 2243.50
2003 447.50 388.50 255.50 221.50 73.00 1.50 0.00 0.00 0.00 23.00 393.00 486.50 2290.00
2004 546.00 408.00 133.50 115.00 16.50 0.00 0.00 0.00 11.50 125.00 391.50 547.50 2294.50
2005 574.00 326.00 228.50 172.50 34.50 8.50 0.00 0.00 9.00 64.50 303.50 479.00 2200.00
2006 492.50 377.50 423.50 208.50 39.50 2.00 0.00 0.00 4.50 104.48 d 314.00 545.00 2511.48
2007 637.00 388.00 167.50 g 131.50 38.00 3.89 c 0.00 0.00 14.00 111.50 230.00 f 595.50 1919.39
2008 577.52 d 430.00 286.50 201.00 40.50 0.00 0.00 b 0.00 c 0.00 55.00 248.50 629.00 2468.02
2009 537.50 382.50 305.83 e 184.00 22.00 f 3.00 1.00 h 0.00 f 5.00 f 98.96 e 361.00 485.50 f 1872.79
2010 496.00 e 351.83 e 301.50 213.50 122.00 1.00 0.00 k 0.57 d 3.50 65.00 i 245.00 j 314.00 h 1489.90
2011 495.50 f 278.50 j 225.50 i 103.50 l 71.50 f 0.00 z 0.00 e 0.00 d 0.00 d 57.50 l 292.50 j 410.50 k 0.00
2012 415.00 g 264.50 j 273.00 g 212.31 d 26.00 h 8.50 k 0.00 n 0.00 k 0.00 j 35.50 p 153.50 n 361.50 i 212.31
2013 195.50 v 232.00 n 177.50 g 0.00 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 599.81 419.81 350.74 206.05 88.83 16.51 1.87 2.69 18.15 124.44 380.95 598.16 2829.89
S.D. 90.30 74.50 79.84 67.29 47.97 16.50 3.58 4.96 19.32 51.53 69.22 81.02 322.57
SKEW 0.25 0.26 -0.15 0.46 0.63 1.41 2.37 3.58 1.59 0.06 -0.13 0.13 -0.04
MAX 868.50 614.00 522.87 435.00 238.00 76.50 16.02 33.50 92.00 223.72 544.50 796.00 3699.08
MIN 403.50 250.50 133.50 59.00 4.00 0.00 0.00 0.00 0.00 20.50 208.00 423.50 2136.00
NO YRS 98 94 96 98 94 96 96 96 99 97 97 97 82