LOS GATOS, CALIFORNIA

Monthly Total Growing Degree Days

(045123)

Base Temperature = 50 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 4.50 9.50 49.50 55.00 263.00 320.00 485.00 464.00 288.50 245.50 128.50 82.00 2395.00
1894 2.00 5.50 44.00 161.00 242.50 270.50 467.00 549.50 531.00 291.50 150.00 0.00 2714.50
1895 8.00 51.50 76.00 143.50 275.00 473.00 462.50 487.00 373.50 304.50 101.00 4.50 2760.00
1896 51.00 107.00 155.50 49.00 215.00 417.00 598.50 461.00 380.50 352.50 82.50 29.50 2899.00
1897 4.00 13.50 11.00 250.00 388.50 0.00 z 558.50 478.50 416.50 234.50 44.50 12.50 2412.00
1898 1.50 46.00 63.00 204.50 143.50 454.00 523.00 535.00 409.00 337.50 111.50 11.50 2840.00
1899 88.00 92.50 56.00 201.50 0.00 z 0.00 z 477.00 410.00 464.50 230.50 121.00 12.50 2153.50
1900 23.00 30.00 151.50 141.00 374.50 495.00 575.00 511.50 465.50 313.00 229.50 68.50 3378.00
1901 32.00 120.50 176.50 144.00 254.00 442.50 510.50 538.00 411.50 418.50 167.00 35.50 3250.50
1902 12.50 78.50 39.50 146.50 220.62 a 461.00 566.50 565.50 0.00 z 0.00 z 0.00 z 53.00 2143.62
1903 28.00 30.50 76.00 114.83 a 325.50 488.00 488.50 511.50 508.50 410.50 138.50 19.00 3139.33
1904 7.50 40.00 98.50 205.50 417.00 511.67 c 535.55 b 497.50 504.00 269.50 136.50 17.50 3240.72
1905 46.00 79.50 191.00 192.00 223.50 390.50 625.00 562.50 497.50 378.00 156.50 15.00 3357.00
1906 38.00 102.50 116.00 205.00 228.50 396.50 640.50 559.00 474.50 363.50 104.00 21.50 3249.50
1907 16.00 143.00 58.00 249.50 289.00 389.50 516.00 503.50 328.00 245.50 91.00 74.00 2903.00
1908 33.50 18.50 164.00 275.50 219.50 377.00 622.00 546.00 514.00 303.50 149.00 10.00 3232.50
1909 89.00 40.50 47.00 274.00 268.00 404.50 512.50 543.00 504.00 323.00 137.50 24.00 3167.00
1910 10.00 37.50 219.50 221.50 340.00 368.00 550.50 514.50 422.50 393.50 130.50 69.00 3277.00
1911 40.00 13.00 146.00 153.50 233.00 376.00 551.00 446.00 399.00 341.50 164.50 54.50 2918.00
1912 53.50 95.00 50.00 87.00 324.50 473.00 496.50 520.00 490.50 298.50 172.00 30.00 3090.50
1913 15.00 70.00 124.50 188.00 327.00 423.00 599.00 644.00 596.00 450.00 117.00 33.00 3586.50
1914 52.00 64.00 264.50 224.50 305.50 405.50 527.50 532.00 442.50 371.50 240.50 1.00 3431.00
1915 14.00 37.50 190.00 189.00 208.00 434.50 547.50 596.00 454.00 382.50 120.50 53.50 3227.00
1916 13.50 150.00 179.50 252.50 245.00 390.50 558.52 a 526.50 491.00 192.00 81.00 18.50 3098.52
1917 1.00 75.50 54.00 191.50 171.50 487.00 694.50 523.00 533.00 459.50 207.50 82.50 3480.50
1918 30.50 39.50 148.00 219.00 211.50 568.50 526.00 554.50 416.50 412.00 80.50 19.50 3226.00
1919 27.00 21.50 50.00 205.50 317.50 418.00 501.00 523.38 a 457.00 295.00 123.50 15.50 2954.88
1920 62.00 33.00 47.00 170.00 293.50 442.00 474.50 590.00 434.00 220.00 84.50 13.00 2863.50
1921 8.00 69.00 149.50 178.00 180.50 486.00 595.50 516.50 480.00 374.50 221.50 35.00 3294.00
1922 4.50 31.00 54.50 140.00 342.00 489.50 586.00 480.00 569.50 282.00 44.00 28.00 3051.00
1923 6.00 68.50 165.50 168.50 279.50 301.50 495.00 542.00 551.50 355.50 274.00 18.50 3226.00
1924 26.50 146.00 102.50 255.50 411.50 475.00 483.00 516.00 505.00 262.00 148.00 23.50 3354.50
1925 43.00 79.00 171.00 183.50 297.50 480.50 578.50 499.00 374.00 331.00 136.50 53.50 3227.00
1926 8.00 104.50 298.00 306.00 370.50 499.00 598.00 536.00 393.00 407.50 293.50 50.50 3864.50
1927 30.00 55.00 110.50 198.00 313.00 452.00 543.00 483.00 410.50 402.00 179.00 41.00 3217.00
1928 49.00 90.50 222.00 224.50 388.02 a 468.50 536.00 526.00 506.00 326.00 138.50 33.00 3508.02
1929 7.50 42.50 126.00 126.50 333.00 484.50 551.50 586.00 475.50 463.00 0.00 z 128.00 3324.00
1930 31.50 162.00 211.50 276.50 223.00 457.00 526.00 513.50 397.00 380.50 169.50 34.50 3382.50
1931 39.50 82.50 178.00 276.50 495.00 468.00 692.00 631.50 459.50 309.00 113.00 15.50 3760.00
1932 19.50 49.50 155.50 154.00 339.00 483.00 532.00 546.50 561.00 382.50 259.00 13.00 3494.50
1933 0.00 2.00 79.50 169.00 179.00 350.00 602.00 567.50 422.00 450.00 190.50 35.00 3046.50
1934 34.00 107.50 312.00 346.00 417.50 441.00 588.50 601.00 544.00 367.00 158.50 33.00 3950.00
1935 10.50 58.50 49.00 197.50 363.50 556.00 608.50 614.00 485.50 305.00 67.00 25.50 3340.50
1936 49.50 60.50 178.50 255.50 412.50 472.00 626.50 638.00 572.50 436.00 129.00 7.50 3838.00
1937 0.00 12.50 126.00 154.00 366.50 494.00 633.50 601.00 528.50 398.50 164.50 55.50 3534.50
1938 16.50 51.00 56.50 154.00 330.00 456.00 590.00 544.00 505.00 331.00 84.00 38.00 3156.00
1939 2.00 16.00 96.50 270.50 347.50 455.00 569.50 560.00 610.50 382.00 169.00 64.50 3543.00
1940 91.00 92.50 184.00 236.50 362.50 510.00 556.50 556.50 482.00 373.50 116.00 98.50 3659.50
1941 48.00 63.00 191.00 178.50 420.00 472.50 651.00 553.00 499.50 308.50 178.00 43.50 3606.50
1942 37.50 25.50 100.00 149.50 282.50 490.00 611.50 584.50 470.50 348.50 106.00 28.50 3234.50
1943 26.00 91.00 166.50 230.50 410.00 420.00 583.00 545.50 583.50 331.50 159.00 33.00 3579.50
1944 25.50 g 8.50 g 131.00 100.00 346.00 394.50 526.50 562.00 536.50 387.50 70.00 51.50 3105.50
1945 9.00 53.50 48.00 235.50 293.00 546.00 644.00 556.50 550.50 390.00 119.50 67.50 3513.00
1946 6.50 26.00 78.50 207.93 a 316.50 392.50 564.50 551.50 504.00 257.00 48.50 32.50 2985.93
1947 1.50 53.00 151.00 280.00 429.50 532.50 489.50 549.00 534.50 331.00 39.50 8.00 3399.00
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 554.50 530.00 445.00 325.00 86.90 a 0.00 1941.40
1949 0.00 26.00 57.00 257.00 324.95 c 502.00 544.50 474.50 532.50 267.50 214.50 12.50 3212.95
1950 39.00 39.00 92.50 249.00 346.50 436.00 622.00 622.58 a 541.50 370.00 236.50 81.00 3675.58
1951 15.50 49.00 117.00 178.00 370.00 438.00 536.00 567.00 498.00 327.50 136.00 19.50 3251.50
1952 16.00 44.50 78.00 205.50 396.00 377.50 639.50 554.00 573.00 414.50 109.00 24.50 3432.00
1953 87.50 36.50 93.00 171.00 243.00 370.50 624.50 500.00 564.50 339.00 159.50 37.50 3226.50
1954 19.00 78.50 73.50 332.00 407.00 490.00 687.50 541.50 532.00 404.00 171.00 32.50 h 3736.00
1955 2.50 44.00 142.50 105.00 388.00 478.00 572.00 631.50 578.79 a 417.00 154.00 79.00 3592.29
1956 45.50 9.50 127.50 205.50 378.50 546.50 632.50 592.50 569.00 334.00 195.50 65.00 3701.50
1957 5.50 117.00 155.00 271.00 349.00 580.00 642.50 585.00 577.00 371.50 127.50 25.50 3806.50
1958 54.50 134.50 53.50 263.00 467.00 541.50 651.50 754.00 673.00 506.50 224.50 200.50 4524.00
1959 90.50 66.50 292.90 b 396.00 416.00 594.00 737.00 683.50 513.50 517.50 231.50 81.50 4620.40
1960 51.00 63.50 224.50 253.50 365.50 621.50 717.50 645.00 568.97 a 342.50 89.50 29.00 3971.97
1961 52.00 100.50 93.00 293.50 278.50 620.00 760.50 681.50 551.00 427.00 128.50 22.50 4008.50
1962 66.50 31.00 63.50 302.14 b 199.00 f 337.50 i 525.97 a 548.70 a 436.61 b 237.50 f 158.50 49.50 2182.42
1963 0.00 160.00 40.50 53.50 283.50 407.50 456.00 489.00 517.50 329.50 67.00 6.50 2810.50
1964 2.00 12.00 98.00 179.00 234.00 425.50 575.00 574.00 473.00 436.50 91.50 108.00 3208.50
1965 31.00 49.00 83.24 d 202.00 311.50 353.50 544.00 607.50 425.00 441.00 169.00 4.50 3221.24
1966 20.00 13.50 159.00 332.50 382.50 490.50 509.00 630.50 510.50 367.50 149.00 35.00 3599.50
1967 46.50 38.50 85.50 15.00 360.00 437.00 649.00 681.50 601.50 428.00 229.50 62.00 a 3634.00
1968 30.50 169.00 167.50 225.00 300.00 536.50 612.00 577.50 535.50 329.50 134.50 35.00 3652.50
1969 35.50 21.00 130.00 160.50 422.00 442.00 636.00 655.00 580.34 a 316.00 145.50 99.50 3643.34
1970 109.00 111.00 180.00 120.00 434.50 471.00 649.50 564.50 555.50 318.50 170.00 37.00 3720.50
1971 44.50 45.50 113.50 145.00 286.50 456.50 609.50 668.50 573.50 266.50 78.50 4.50 3292.50
1972 13.00 108.00 253.00 207.00 384.50 505.50 660.00 637.50 472.00 344.50 77.00 42.50 3704.50
1973 29.00 78.00 29.50 266.00 432.00 590.50 594.50 553.00 504.50 329.50 111.50 33.07 a 3551.07
1974 58.00 15.50 151.00 169.50 293.50 483.00 599.50 616.00 565.00 396.00 95.50 21.00 3463.50
1975 19.00 47.50 73.50 99.50 381.00 474.50 559.00 577.00 525.52 a 294.00 96.50 28.50 3175.52
1976 27.50 56.00 113.00 141.00 388.00 454.50 597.00 560.00 546.50 431.50 195.00 5.00 3515.00
1977 7.50 99.00 54.00 251.00 202.00 525.00 552.50 593.50 511.07 b 383.00 164.00 102.50 3445.07
1978 69.00 90.00 252.50 182.50 406.00 460.00 617.50 602.00 521.50 442.50 93.50 3.50 3740.50
1979 0.00 z 42.00 150.50 186.00 429.87 a 529.50 657.50 563.50 633.00 404.50 118.00 68.50 3782.87
1980 71.50 120.50 79.00 224.50 267.50 392.00 627.00 577.50 510.50 407.00 155.00 61.50 3493.50
1981 84.50 115.50 112.50 242.50 346.50 624.50 620.00 599.00 517.00 285.50 207.50 67.00 3822.00
1982 0.00 109.00 82.50 188.00 378.00 399.50 572.00 590.50 525.00 384.50 70.00 32.00 3331.00
1983 31.50 92.00 122.50 122.50 332.50 474.50 583.50 662.50 644.00 431.00 136.00 97.50 3730.00
1984 37.00 62.00 202.00 152.50 461.00 501.50 743.50 640.00 695.50 319.50 99.50 21.50 3935.50
1985 11.00 91.50 62.00 333.00 332.00 618.50 697.00 582.00 452.00 317.00 83.00 25.50 3604.50
1986 98.00 141.00 226.00 214.00 393.00 537.00 598.50 587.00 379.14 a 376.00 149.50 17.00 3716.14
1987 17.50 79.50 130.00 341.00 456.50 515.50 499.50 600.00 531.50 457.00 127.00 62.00 3817.00
1988 50.50 117.00 185.00 261.00 331.50 477.50 717.00 614.50 505.00 413.00 125.00 33.50 3830.50
1989 5.50 46.00 182.50 347.00 361.50 502.50 565.00 565.50 464.00 332.00 121.50 15.00 3508.00
1990 34.00 43.00 153.50 324.00 356.00 510.00 664.00 651.50 526.50 402.50 100.50 0.50 3766.00
1991 36.50 127.00 48.00 165.50 305.50 410.50 639.00 586.50 590.00 467.50 153.50 17.00 3546.50
1992 14.00 129.00 178.50 323.00 500.50 503.50 641.50 649.50 553.00 454.50 137.00 9.50 4093.50
1993 20.00 37.50 213.50 220.50 401.00 554.00 593.00 633.50 512.50 393.00 110.00 28.50 3717.00
1994 29.50 30.00 182.50 211.50 343.00 487.00 572.50 584.00 516.00 309.50 22.50 2.00 3290.00
1995 98.00 137.00 111.00 198.50 312.00 456.00 648.50 623.50 527.50 410.00 247.50 101.50 3871.00
1996 46.50 153.00 191.00 271.00 413.00 525.50 704.50 652.00 481.50 351.50 127.50 99.50 4016.50
1997 60.00 63.50 202.00 274.50 515.50 476.00 614.50 600.50 576.50 320.00 169.00 24.50 3896.50
1998 73.00 39.00 141.50 177.00 211.00 445.00 630.50 681.50 570.00 292.50 98.00 20.00 3379.00
1999 41.50 35.28 c 59.13 d 193.93 b 273.83 a 461.38 a 584.57 c 582.80 a 555.54 b 422.12 a 152.59 a 0.00 z 3362.66
2000 45.00 83.89 a 153.50 294.44 c 396.00 562.80 e 538.37 a 604.00 537.00 316.50 50.69 a 27.50 3609.69
2001 0.00 0.00 z 0.00 z 151.03 a 571.50 574.00 607.00 596.20 c 520.50 417.00 173.50 34.50 3645.23
2002 23.25 a 90.50 0.00 z 230.00 322.50 488.04 b 624.00 594.50 547.00 335.50 155.50 57.50 3468.29
2003 122.00 41.00 146.00 114.50 377.00 511.50 675.50 600.50 573.00 428.50 76.50 59.00 3725.00
2004 24.00 41.50 301.00 312.00 357.00 454.50 616.00 631.00 546.50 302.00 87.50 36.50 3709.50
2005 14.00 87.50 189.50 165.50 390.00 461.50 692.50 648.00 447.50 350.50 170.50 90.00 3707.00
2006 29.50 88.00 40.00 185.50 425.50 580.00 759.00 567.50 482.50 303.50 143.50 40.50 3645.00
2007 4.00 69.00 237.87 e 244.00 384.00 497.50 611.00 621.00 381.00 f 303.00 136.50 15.00 3122.87
2008 6.50 55.00 111.50 214.00 401.50 526.00 625.50 643.50 533.00 385.50 190.50 10.00 3702.50
2009 40.00 48.50 120.00 222.00 e 365.00 f 491.00 628.50 654.00 590.00 234.00 k 74.50 23.50 2892.00
2010 16.50 66.00 144.00 137.00 270.50 486.00 574.00 537.00 540.00 372.50 135.00 68.00 3346.50
2011 52.18 a 53.41 a 83.59 c 0.00 z 239.06 e 438.75 b 602.29 c 577.24 b 465.50 g 393.04 c 59.44 c 22.98 b 2521.98
2012 33.98 e 52.42 c 98.17 d 242.59 a 404.15 d 505.34 a 456.00 g 367.50 l 171.50 t 178.50 u 97.00 k 45.95 c 1382.60
2013 16.00 26.00 50.00 x 0.00 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 42.00
Period of Record Statistics
MEAN 32.05 66.99 130.14 207.47 336.77 471.47 591.15 573.55 507.53 358.49 136.75 39.55 3458.23
S.D. 27.03 39.75 66.27 69.30 80.02 66.34 66.46 57.89 68.27 62.85 52.90 31.78 360.85
SKEW 1.06 0.61 0.56 0.02 -0.03 -0.12 0.24 0.05 -0.36 -0.07 0.47 1.67 0.12
MAX 122.00 169.00 312.00 396.00 571.50 624.50 760.50 754.00 695.50 517.50 293.50 200.50 4620.40
MIN 0.00 2.00 11.00 15.00 143.50 270.50 456.00 410.00 288.50 192.00 22.50 0.00 2395.00
NO YRS 118 118 117 118 116 116 119 119 116 116 117 118 104