SANTA CRUZ, CALIFORNIA

Monthly Total Heating Degree Days

(047916)

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 0.00 z 0.00 z 171.00 n 0.00 z 0.00 z 27.00 t 78.50 67.50 126.00 207.00 275.00 335.32 a 1089.32
1894 501.00 433.48 a 394.00 211.50 182.00 92.00 63.00 40.00 64.82 b 144.67 a 185.50 337.00 2648.97
1895 438.59 d 292.00 314.50 232.50 144.50 95.00 54.00 85.00 49.50 125.00 299.00 443.50 2573.09
1896 370.50 283.00 312.50 358.00 258.50 129.50 50.50 38.50 116.00 215.50 372.50 359.50 2864.50
1897 465.00 409.50 489.00 183.89 c 162.50 118.50 112.00 74.92 a 111.50 289.50 399.50 483.50 3299.31
1898 593.00 348.50 413.50 241.50 286.50 89.00 104.00 73.00 78.50 130.50 360.00 521.00 3239.00
1899 410.00 409.00 436.00 296.00 355.50 193.00 158.62 a 94.55 a 115.50 281.50 281.90 a 482.50 3514.06
1900 375.00 354.00 286.50 334.50 172.00 104.00 143.50 99.95 b 90.50 j 226.00 289.50 456.50 2841.45
1901 496.50 365.00 342.50 400.00 282.00 196.00 160.00 123.00 183.21 b 157.58 a 301.07 b 493.13 d 3500.00
1902 565.75 a 416.89 a 462.00 327.93 a 253.00 160.00 113.00 80.00 91.55 a 218.50 391.50 480.00 3560.12
1903 483.00 533.50 431.00 342.00 269.00 116.90 a 154.50 111.50 145.00 160.00 327.50 438.65 a 3512.55
1904 537.69 b 419.29 e 404.00 299.50 253.68 a 146.38 a 115.00 106.00 78.00 162.00 283.20 e 490.50 3295.24
1905 447.00 338.50 285.50 279.50 293.00 188.50 91.97 a 101.00 125.17 a 220.32 c 351.50 508.29 b 3230.25
1906 460.57 c 308.58 d 366.50 244.50 237.50 122.50 34.10 a 85.00 78.00 121.50 350.50 409.50 2818.75
1907 507.50 255.00 401.00 221.00 203.50 141.00 56.50 l 105.00 143.00 159.50 299.00 420.50 2856.00
1908 414.00 420.50 388.00 266.50 304.00 213.50 133.00 140.00 136.00 246.00 322.50 533.00 3517.00
1909 405.00 431.00 446.00 273.00 308.00 188.50 161.00 140.00 141.50 195.50 349.50 519.50 3558.50
1910 578.00 0.00 z 345.00 243.00 181.50 204.00 136.50 193.50 151.50 195.50 365.00 419.00 3012.50
1911 485.00 494.00 364.00 315.50 306.00 192.00 119.00 101.00 154.00 209.50 362.50 526.50 3629.00
1912 255.00 l 358.36 a 445.92 e 378.50 221.00 82.00 88.00 76.50 81.00 267.50 312.60 e 530.00 2841.38
1913 591.50 419.50 425.50 312.50 255.00 137.50 78.00 37.50 68.00 218.50 310.00 494.50 3348.00
1914 459.50 365.50 263.50 242.00 200.00 175.50 135.88 a 139.50 151.50 165.00 262.50 565.00 3125.38
1915 475.00 388.00 288.50 251.00 255.50 170.50 98.50 54.77 a 114.50 258.00 366.21 a 502.50 3222.97
1916 601.50 308.50 348.50 204.00 268.50 181.50 110.05 a 131.50 126.50 331.38 b 423.50 580.00 3615.43
1917 586.50 442.00 502.20 a 338.00 325.50 160.34 a 71.82 a 112.50 73.50 171.00 281.00 356.00 3420.36
1918 454.00 411.50 349.00 268.45 a 275.00 96.50 71.50 76.50 78.00 127.62 a 372.50 534.50 3115.06
1919 469.50 433.00 430.50 246.00 213.50 126.50 106.00 68.72 a 120.50 265.57 a 364.50 479.00 3323.28
1920 446.50 423.00 436.00 319.50 234.57 a 127.00 74.00 78.00 87.00 220.50 363.50 462.50 3272.07
1921 514.00 366.00 305.50 304.00 289.50 67.50 92.50 71.00 118.93 b 151.50 311.79 b 420.00 3012.21
1922 569.50 447.50 426.25 a 362.68 b 224.00 78.00 50.50 55.00 73.00 201.50 400.00 435.50 3323.43
1923 518.00 416.50 256.50 k 293.50 196.85 a 165.52 a 70.00 34.50 68.00 184.00 217.24 a 464.00 2628.11
1924 491.00 287.00 414.50 334.00 249.00 205.50 115.00 49.00 5.50 137.00 309.00 464.00 3060.50
1925 491.19 b 333.31 b 295.00 203.00 f 94.50 108.00 67.50 63.00 g 45.00 i 109.03 b 302.00 355.50 2156.03
1926 422.63 a 266.50 135.00 110.50 116.50 50.69 a 49.00 39.00 121.50 97.00 220.50 460.72 b 2089.55
1927 409.50 328.00 368.90 a 289.00 177.50 92.50 117.05 b 92.48 a 115.50 136.40 a 264.00 475.33 a 2866.17
1928 417.00 353.00 224.50 224.50 140.00 94.00 86.00 154.00 116.00 251.00 311.00 484.00 2855.00
1929 541.00 440.50 406.50 359.50 196.33 a 112.00 129.00 118.12 b 211.55 a 112.63 a 337.00 354.00 3318.14
1930 483.00 298.50 267.00 207.00 253.00 0.00 z 0.00 z 0.00 z 125.50 140.00 304.50 458.00 2536.50
1931 395.50 257.00 226.50 190.00 109.00 59.00 36.68 a 78.00 110.00 201.00 f 227.50 p 526.00 1987.68
1932 563.50 450.54 a 339.00 329.50 224.00 151.03 a 110.00 115.00 112.50 158.00 196.50 582.00 3331.57
1933 602.50 483.26 a 368.50 344.50 335.00 193.00 172.50 101.00 170.50 167.50 255.50 472.00 3665.76
1934 438.00 331.33 a 223.50 247.76 a 158.00 160.00 40.50 67.68 a 99.64 b 201.50 283.00 419.50 2670.42
1935 422.50 330.00 493.00 259.14 a 222.17 a 95.00 61.50 92.50 111.00 189.50 384.64 b 439.50 3100.45
1936 423.50 391.00 304.00 289.00 160.50 65.50 27.00 41.50 58.00 112.00 258.00 468.00 2598.00
1937 687.50 446.00 385.00 266.50 184.00 88.50 49.00 71.50 64.50 100.50 275.00 367.98 d 2985.98
1938 392.50 356.50 399.50 286.50 210.00 133.00 56.32 a 47.00 61.00 148.00 316.50 387.50 2794.32
1939 440.50 483.00 422.00 266.50 191.00 118.97 a 60.50 34.50 40.00 123.50 260.00 348.75 a 2789.22
1940 376.50 328.50 303.00 229.50 209.50 125.69 a 52.00 104.50 63.50 200.50 342.50 306.00 2641.69
1941 372.50 287.00 225.50 277.76 a 106.00 109.50 129.00 25.00 71.00 205.50 257.50 382.00 2448.26
1942 423.00 403.00 363.50 306.00 265.50 128.00 58.56 d 100.00 112.00 184.00 344.00 509.00 3196.56
1943 482.00 348.50 336.50 270.50 188.14 b 161.38 a 141.50 65.50 46.50 h 180.00 239.50 420.50 2834.02
1944 458.00 447.43 a 330.50 314.00 218.00 130.50 92.00 62.50 95.50 113.50 333.50 347.00 2942.43
1945 459.50 348.00 492.00 337.00 235.50 128.50 37.00 42.00 44.00 154.50 392.50 469.00 3139.50
1946 493.50 475.00 376.00 274.50 267.00 67.00 58.00 85.00 69.50 241.00 382.00 474.00 3262.50
1947 589.00 343.00 314.00 251.00 172.00 84.50 38.50 57.00 110.00 169.00 418.50 490.00 3036.50
1948 415.50 479.50 373.50 g 321.50 252.50 111.50 83.50 67.50 121.00 166.00 345.00 611.50 2975.00
1949 725.00 533.50 419.00 262.00 210.00 131.50 151.50 103.00 69.00 258.50 217.00 548.50 3628.50
1950 629.50 443.00 434.50 336.50 317.50 145.00 105.50 82.50 72.00 167.50 188.50 360.50 3282.50
1951 523.00 409.50 405.50 347.00 225.00 187.50 91.50 126.50 84.50 160.00 313.00 519.50 3392.50
1952 579.50 422.00 510.50 288.00 191.50 160.50 78.50 87.00 68.50 200.50 381.50 474.00 3442.00
1953 395.00 431.50 424.50 395.00 287.50 193.00 117.50 84.50 85.34 a 195.00 320.50 449.00 3378.34
1954 532.50 306.50 454.00 293.00 224.00 145.50 78.00 119.50 101.50 205.50 297.00 483.50 3240.50
1955 600.00 463.00 392.00 419.50 245.00 165.50 139.00 148.50 187.00 191.00 372.50 431.50 3754.50
1956 485.50 539.50 441.00 340.50 220.50 141.00 127.50 141.00 65.00 242.00 277.00 468.00 3488.50
1957 603.00 328.50 334.00 272.00 192.50 74.50 65.00 82.50 50.50 139.00 345.00 439.00 2925.50
1958 456.00 312.50 457.50 263.50 130.00 64.00 49.50 45.00 28.50 102.50 311.50 289.50 2510.00
1959 415.50 424.00 281.50 240.50 212.50 92.00 63.50 43.50 95.00 125.50 257.00 418.00 2668.50
1960 534.00 411.00 318.50 283.00 197.50 93.00 62.00 111.00 115.00 219.58 a 379.50 478.50 3202.58
1961 418.00 360.00 412.50 293.04 b 231.50 91.00 37.50 g 30.50 85.50 206.50 381.00 533.20 a 3042.74
1962 501.50 444.50 454.00 262.00 266.00 177.00 162.50 53.00 153.50 177.50 318.50 454.00 3424.00
1963 560.50 253.50 415.00 375.00 224.50 143.50 88.00 81.00 21.50 133.00 347.50 480.00 3123.00
1964 537.00 422.50 450.00 335.50 280.50 127.00 68.50 80.50 113.00 118.50 390.50 433.50 3357.00
1965 464.00 388.50 390.00 285.00 262.50 191.00 80.50 18.00 89.00 96.50 295.00 560.50 3120.50
1966 531.00 465.00 380.50 230.50 221.00 101.50 97.50 88.00 63.00 117.00 303.00 451.50 3049.50
1967 451.50 369.00 405.00 468.00 186.50 196.50 60.50 74.00 13.00 99.00 249.00 551.00 3123.00
1968 509.50 281.00 334.00 271.50 235.00 102.50 83.00 61.00 68.00 213.00 351.00 559.00 3068.50
1969 526.00 470.50 409.00 325.50 185.00 106.00 90.50 118.50 77.00 144.00 250.00 411.50 3113.50
1970 414.00 310.50 320.00 366.00 180.50 125.50 85.00 86.00 82.50 227.00 304.00 546.00 3047.00
1971 501.50 422.50 400.50 362.50 267.00 121.00 89.50 35.50 67.50 256.50 407.00 616.00 3547.00
1972 553.00 348.00 299.00 313.00 202.50 55.50 45.00 47.50 70.00 114.00 361.00 583.00 2991.50
1973 541.00 340.00 446.00 278.50 200.50 61.00 115.50 93.50 93.00 199.50 402.50 466.50 3237.50
1974 522.00 432.50 383.50 298.00 287.00 119.00 93.50 93.50 88.50 178.50 336.50 512.00 3344.50
1975 469.50 400.50 405.00 443.00 237.00 169.50 102.50 89.00 97.50 214.50 384.50 479.00 3491.50
1976 473.27 a 415.00 430.50 349.50 206.00 108.50 54.25 a 31.50 70.50 118.50 210.50 446.50 2914.52
1977 474.50 302.00 436.00 280.00 289.50 125.50 86.00 30.00 77.00 137.50 282.00 363.50 2883.50
1978 375.50 336.00 234.50 316.50 140.50 117.50 88.50 57.50 67.50 215.50 429.00 608.50 2987.00
1979 554.00 480.00 364.50 259.00 173.00 109.50 49.50 53.50 16.00 137.50 360.00 455.50 3012.00
1980 430.00 307.00 355.50 254.50 252.50 130.50 39.50 67.50 87.50 190.50 313.00 395.00 2823.00
1981 365.00 325.50 380.50 259.00 193.00 53.50 119.00 106.00 113.00 247.00 259.50 411.50 2832.50
1982 573.50 328.00 418.50 276.50 233.00 155.50 55.50 50.00 75.00 154.00 346.50 459.00 3125.00
1983 415.50 332.00 358.00 314.50 180.00 98.50 41.50 9.00 13.50 87.50 343.00 406.00 2599.00
1984 435.50 389.50 280.50 291.00 99.00 122.00 23.00 22.50 17.50 201.50 380.50 513.50 2776.00
1985 508.00 362.00 443.50 206.50 227.50 72.50 34.50 49.00 73.00 221.00 408.50 438.50 3044.50
1986 322.00 296.50 255.00 276.50 202.50 73.00 86.00 73.00 153.50 140.50 265.00 449.00 2592.50
1987 498.50 335.50 348.00 202.50 126.50 93.50 62.00 33.00 51.50 94.50 304.50 475.50 2625.50
1988 439.50 297.00 263.50 207.00 184.50 105.50 34.50 40.00 71.50 177.50 310.00 495.00 2625.50
1989 510.50 454.00 297.50 209.50 193.50 74.00 59.50 99.00 109.50 182.50 285.00 401.00 2875.50
1990 455.00 437.50 371.00 171.50 181.00 58.00 25.50 26.50 26.50 129.00 315.00 602.00 2798.50
1991 476.50 283.00 467.50 305.50 245.00 172.00 88.00 28.50 75.00 123.50 272.00 443.50 2980.00
1992 447.00 275.00 272.00 123.50 108.00 71.00 11.00 25.00 50.50 77.00 271.00 484.00 2215.00
1993 495.50 392.00 245.00 226.50 127.00 60.50 85.50 26.50 88.50 101.50 314.50 438.50 2601.50
1994 389.00 412.50 271.00 248.50 199.50 101.00 131.00 71.50 61.50 171.50 462.50 489.50 3009.00
1995 371.00 250.00 338.00 274.00 236.00 98.50 14.00 41.00 46.50 119.00 197.50 358.00 2343.50
1996 380.50 289.00 294.00 196.00 158.50 111.50 56.50 72.00 104.00 188.50 295.50 377.50 2523.50
1997 408.00 323.00 312.00 201.00 83.00 93.00 68.50 21.00 3.50 139.00 239.00 415.00 2306.00
1998 374.00 379.50 320.50 284.50 249.00 110.00 56.00 41.50 76.50 207.50 355.00 557.00 3011.00
1999 457.00 431.00 443.00 324.00 276.00 199.00 90.50 48.50 121.00 149.00 303.00 438.50 3280.50
2000 434.50 345.50 339.50 219.00 143.50 107.00 108.00 86.50 71.50 207.00 428.50 382.50 2873.00
2001 497.00 406.00 299.00 350.50 131.00 81.50 102.00 81.00 120.00 168.00 295.50 454.50 2986.00
2002 550.00 348.50 403.50 288.00 250.50 112.00 101.00 102.00 88.00 212.00 258.50 421.00 3135.00
2003 294.00 361.50 323.00 338.50 187.00 114.00 59.00 15.50 56.00 109.00 357.00 421.00 2635.50
2004 472.00 399.00 200.00 241.00 145.00 87.50 70.50 29.00 71.50 188.00 357.50 420.00 2681.00
2005 441.50 298.50 276.50 290.00 151.00 111.00 66.00 51.00 117.00 182.50 231.50 398.00 2614.50
2006 441.00 355.00 467.00 303.00 155.00 83.00 41.50 93.00 115.50 166.50 305.00 475.50 3001.00
2007 540.50 372.00 296.50 271.00 214.50 116.50 55.50 49.00 85.00 188.50 299.50 516.00 3004.50
2008 524.50 408.00 362.00 289.00 224.50 134.50 56.50 51.50 62.00 125.00 238.00 511.50 2987.00
2009 386.50 369.00 361.50 286.50 191.00 92.00 40.00 23.00 29.00 169.50 316.50 490.50 2755.00
2010 409.00 331.50 350.00 317.50 224.50 90.50 113.50 91.00 58.50 159.50 359.50 434.50 2939.50
2011 416.00 424.50 334.50 246.00 240.00 138.50 64.50 81.50 72.00 117.50 379.00 504.50 3018.50
2012 442.78 a 353.00 348.50 251.00 168.50 94.00 59.00 32.00 75.50 110.00 99.00 p 284.50 m 1934.28
2013 488.52 b 400.50 248.00 a 3.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 23.00 z 1137.02
Period of Record Statistics
MEAN 477.77 377.52 361.88 284.51 213.92 121.94 82.77 73.21 88.33 172.61 318.42 461.34 3043.91
S.D. 74.08 65.60 73.89 58.85 55.42 40.64 36.10 35.14 38.79 49.84 57.83 67.03 344.86
SKEW 0.46 0.14 -0.32 0.12 -0.06 0.41 0.43 0.51 0.35 0.41 -0.10 -0.01 -0.27
MAX 725.00 539.50 510.50 468.00 355.50 213.50 172.50 193.50 211.55 331.38 462.50 616.00 3754.50
MIN 294.00 250.00 135.00 110.50 83.00 50.69 11.00 9.00 3.50 77.00 185.50 289.50 2089.55
NO YRS 119 119 118 118 119 118 117 118 117 119 118 119 107