NAPA STATE HOSPITAL, CALIFORNIA

Monthly Total Growing Degree Days

(046074)

Base Temperature = 50 F

File last updated on Jul 24, 2006
*** Note *** Provisional Data *** After Year/Month 200603
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
1917 0.00 z 31.50 55.50 172.50 184.50 515.50 604.50 478.50 477.50 382.50 135.00 48.50 3086.00
1918 10.50 33.00 81.00 161.50 185.50 596.00 545.00 573.00 461.50 260.50 4.50 0.00 2912.00
1919 5.50 26.00 56.83 a 146.50 297.50 424.00 457.00 452.00 430.00 235.00 89.00 15.00 2634.33
1920 23.50 38.50 49.00 153.50 305.00 437.50 442.50 526.00 419.50 296.00 108.50 26.50 2826.00
1921 15.00 69.00 145.50 200.00 219.50 513.50 523.00 479.00 466.00 383.00 196.00 0.00 z 3209.50
1922 5.00 22.00 59.00 115.50 339.50 453.50 539.50 520.00 553.50 314.50 66.50 4.50 2993.00
1923 5.00 38.00 139.00 100.50 205.00 273.00 401.00 444.50 479.00 293.50 290.50 0.00 z 2669.00
1924 128.00 114.50 60.50 171.50 335.50 328.00 344.44 d 387.00 401.50 202.00 87.50 6.50 2566.94
1925 14.50 43.00 78.50 153.00 238.50 382.00 454.00 413.00 313.50 251.00 62.00 27.00 2430.00
1926 6.00 74.00 184.00 231.00 291.00 373.50 459.50 430.00 295.50 336.00 191.50 44.50 2916.50
1927 17.00 32.00 61.00 121.00 223.50 370.00 412.50 381.00 360.00 324.98 a 151.50 26.00 2480.48
1928 28.00 38.00 131.50 132.00 281.50 366.50 418.00 369.00 347.50 266.00 62.50 21.50 2462.00
1929 0.00 z 60.00 95.50 73.00 299.50 420.00 493.00 608.00 414.00 429.50 174.00 116.50 3183.00
1930 22.00 120.00 174.00 225.50 232.50 425.00 452.50 517.00 375.50 356.50 172.50 23.00 3096.00
1931 42.50 133.50 217.50 268.00 509.00 470.50 628.00 548.00 432.50 335.50 174.00 14.50 3773.50
1932 25.50 60.00 217.50 167.00 351.00 513.50 592.62 a 518.00 458.50 279.00 254.50 7.00 3444.12
1933 4.50 4.00 18.00 j 73.00 299.50 420.00 493.00 608.00 414.00 456.50 205.50 26.50 3004.50
1934 72.50 103.00 290.00 288.00 363.00 415.00 491.00 522.00 466.50 377.50 176.50 71.50 3636.50
1935 15.00 31.50 33.00 156.50 260.00 453.50 450.00 456.50 394.00 267.00 56.50 11.00 2584.50
1936 47.50 39.00 155.00 202.00 346.00 418.00 505.50 498.50 472.00 351.50 96.50 20.00 3151.50
1937 0.00 8.00 96.00 104.50 290.50 389.50 472.00 455.00 431.00 433.50 170.00 69.00 2919.00
1938 18.00 65.00 67.00 138.00 330.50 420.50 518.50 495.00 495.50 340.50 110.00 62.00 3060.50
1939 17.00 53.00 113.50 277.00 346.00 443.00 533.50 491.00 591.00 344.88 c 160.00 82.50 3452.38
1940 97.00 124.00 202.00 257.50 353.50 493.00 539.00 512.00 496.50 371.00 118.00 111.50 3675.00
1941 71.50 103.50 208.00 192.50 406.50 429.00 576.50 537.50 491.00 335.50 206.50 52.50 3610.50
1942 50.00 52.50 114.50 166.50 262.50 460.50 555.50 536.50 473.00 399.00 175.00 50.50 3296.00
1943 54.50 133.50 203.50 260.00 446.00 402.50 529.00 528.50 534.50 348.00 194.00 100.50 3734.50
1944 32.50 24.00 177.00 113.00 328.50 388.50 465.50 531.50 549.00 416.00 86.00 13.00 g 3111.50
1945 9.00 96.50 58.00 259.50 247.00 521.50 565.00 506.50 545.50 368.00 113.50 61.50 3351.50
1946 21.50 20.00 93.50 178.00 263.00 421.61 b 552.00 496.00 515.50 300.50 0.00 z 31.00 2892.61
1947 13.50 82.00 159.00 268.50 400.00 511.00 574.50 557.50 572.00 391.00 80.00 23.00 3632.00
1948 56.50 51.00 43.00 103.50 234.00 434.00 511.00 513.00 470.00 379.50 135.50 2.00 2933.00
1949 0.00 15.00 72.50 209.50 292.50 469.50 493.50 478.95 a 512.50 299.00 248.00 21.00 3111.95
1950 31.50 59.00 86.00 242.00 317.00 392.00 539.92 a 606.00 515.00 391.50 251.50 89.00 3520.42
1951 31.00 83.50 141.00 141.00 335.00 378.50 510.00 504.50 459.50 389.50 171.50 37.00 3182.00
1952 14.50 60.00 102.50 220.00 369.00 341.00 551.00 527.00 552.50 386.50 119.00 37.00 3280.00
1953 97.00 77.00 103.00 148.50 236.50 375.00 533.50 490.50 552.00 342.50 167.00 66.00 3188.50
1954 20.50 69.50 49.00 250.50 350.50 454.50 576.00 454.50 465.50 347.50 138.00 25.00 3201.00
1955 4.00 45.00 120.00 80.69 a 363.50 415.00 476.00 472.50 477.00 359.50 147.50 73.00 3033.69
1956 21.00 23.00 93.00 176.50 334.80 a 499.00 507.50 504.27 a 509.00 281.00 197.50 33.50 3180.07
1957 5.00 111.00 135.50 267.93 a 327.50 546.00 579.50 495.00 36.00 z 61.50 y 87.00 13.00 2567.43
1958 8.00 115.50 42.50 210.50 355.43 b 482.50 516.50 591.00 620.00 450.00 164.50 116.00 3672.43
1959 53.00 47.00 222.00 291.00 328.00 514.00 531.50 486.50 439.50 505.00 183.50 39.50 3640.50
1960 39.00 63.00 183.50 208.50 337.00 558.00 562.50 510.00 480.00 351.50 100.00 34.50 3427.50
1961 19.50 77.50 80.00 220.50 237.50 534.00 645.00 577.50 483.00 340.50 122.00 21.50 3358.50
1962 38.50 40.50 57.00 281.50 293.00 456.50 452.50 531.50 436.00 378.50 179.00 67.00 3211.50
1963 7.00 190.00 64.50 72.50 299.00 413.00 524.50 552.00 593.00 382.50 106.50 0.50 3205.00
1964 3.50 61.50 99.00 185.50 247.00 420.50 565.00 566.50 491.00 430.50 114.00 92.00 3276.00
1965 16.50 67.50 86.00 224.50 329.50 350.50 484.50 600.00 394.50 479.00 179.50 0.00 3212.00
1966 42.00 25.00 144.50 324.00 352.50 536.50 491.00 556.50 531.50 419.00 171.50 35.50 3629.50
1967 45.50 40.50 73.50 11.00 362.50 388.00 571.00 593.50 594.50 485.50 239.50 56.50 h 3405.00
1968 32.50 173.50 176.00 277.00 305.00 532.00 545.50 457.00 f 569.00 351.50 119.50 19.50 3101.00
1969 17.00 26.00 149.50 178.50 409.00 429.00 534.00 616.00 539.50 384.00 165.50 90.00 3538.00
1970 106.00 123.50 209.00 134.00 436.00 444.00 555.50 510.00 576.50 318.00 188.00 31.50 3632.00
1971 39.00 50.00 106.00 160.00 293.90 e 456.72 a 575.50 621.00 557.50 308.00 93.00 0.50 3261.13
1972 6.00 92.00 232.50 194.50 361.00 505.50 641.00 588.50 438.00 361.00 76.00 29.50 3525.50
1973 38.50 87.00 58.00 251.50 405.50 587.00 552.00 486.50 521.00 394.00 126.00 34.00 3541.00
1974 80.50 35.50 152.00 191.00 290.50 483.00 568.50 561.50 510.50 427.00 127.50 15.50 3443.00
1975 13.50 48.50 109.00 93.50 417.00 433.00 537.50 533.00 496.00 321.50 88.50 33.00 3124.00
1976 43.50 69.50 104.00 152.50 375.50 527.00 555.50 538.50 509.00 435.00 214.50 24.50 3549.00
1977 14.00 103.70 a 83.00 296.50 234.50 461.50 556.81 e 548.00 483.00 390.50 184.50 100.50 3456.51
1978 69.50 107.50 262.50 178.50 464.50 444.00 547.00 558.00 582.00 445.50 105.00 14.00 3778.00
1979 24.80 a 41.00 173.50 199.00 0.00 z 521.50 599.50 543.50 646.00 409.50 133.50 55.00 3346.80
1980 50.00 143.00 137.50 229.50 282.50 394.00 560.50 473.50 479.00 439.00 170.50 58.50 3417.50
1981 71.50 120.50 138.00 268.50 417.00 696.00 573.00 554.50 508.00 313.50 222.50 75.00 3958.00
1982 4.50 114.00 79.50 209.50 379.00 358.50 524.50 584.00 563.00 416.50 74.50 33.00 3340.50
1983 4.00 q 112.50 148.00 175.00 359.50 513.00 612.00 663.00 644.50 471.50 139.00 95.00 3933.00
1984 55.50 47.50 236.00 218.00 519.00 514.00 643.00 592.50 674.50 350.00 91.00 41.00 3982.00
1985 0.00 147.00 74.00 353.00 385.00 590.00 637.50 540.00 457.00 364.00 104.00 39.00 3690.50
1986 110.50 160.50 252.00 229.00 381.00 501.00 551.50 578.00 425.50 487.00 209.50 28.50 3914.00
1987 27.00 86.00 138.50 349.50 467.50 515.00 503.00 530.00 509.50 467.00 120.00 58.50 3771.50
1988 25.50 132.50 211.50 266.00 357.50 495.00 662.50 551.50 501.50 393.50 147.00 40.00 3784.00
1989 8.00 41.50 166.00 317.50 368.00 520.00 589.00 539.00 488.00 342.50 136.50 8.50 3524.50
1990 21.50 40.50 146.00 311.50 369.00 509.00 593.00 598.50 531.50 418.00 123.50 0.00 3662.00
1991 31.00 146.50 64.50 185.50 292.50 416.00 543.50 553.00 531.50 470.00 165.50 18.00 3417.50
1992 8.50 138.50 176.00 339.50 476.00 451.00 607.00 598.00 525.50 455.50 164.00 12.50 3952.00
1993 16.50 40.00 222.00 219.00 437.00 582.50 592.00 634.50 513.00 439.00 119.50 31.50 3846.50
1994 20.00 40.50 192.00 252.50 363.50 527.00 499.50 594.00 500.50 364.50 32.50 4.00 3390.50
1995 98.50 142.00 121.50 219.50 324.50 499.50 648.50 629.00 539.50 411.50 291.00 119.50 4044.50
1996 113.00 67.00 v 106.50 m 264.50 402.00 507.50 626.00 598.50 468.00 399.00 150.50 87.50 3616.50
1997 53.50 82.00 212.50 296.00 517.50 525.50 574.50 600.00 634.00 434.50 241.00 53.00 4224.00
1998 78.50 49.00 167.00 215.50 258.00 463.50 603.50 687.00 580.00 351.00 96.00 20.50 3569.50
1999 30.00 43.00 58.00 231.50 291.00 446.50 548.50 607.50 528.50 446.50 186.00 36.00 3453.00
2000 54.50 87.50 185.50 307.00 438.00 549.00 522.50 597.50 598.00 360.00 68.50 25.50 3793.50
2001 1.50 54.50 220.50 187.24 a 573.50 603.00 558.50 590.50 486.50 456.00 202.50 51.50 3985.74
2002 32.50 104.00 133.00 253.50 371.00 547.00 598.50 573.50 568.50 370.50 193.50 50.00 3795.50
2003 110.50 65.00 212.50 135.50 408.50 549.00 661.50 633.00 615.00 478.50 88.50 56.00 4013.50
2004 32.00 58.50 361.50 342.00 435.00 524.50 585.50 626.50 620.50 344.00 123.50 45.00 4098.50
2005 8.00 120.00 224.50 220.50 403.00 479.00 652.50 579.50 449.00 398.00 215.50 100.50 3850.00
2006 51.00 105.00 40.50 214.14 a 438.50 551.38 a 386.00 l 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1400.52
Period of Record Statistics
MEAN 34.76 73.86 135.31 205.70 342.13 467.32 542.13 538.62 500.80 375.35 146.45 42.26 3410.91
S.D. 30.77 41.71 67.23 71.15 78.94 71.59 62.46 62.58 73.62 63.19 57.02 31.28 410.25
SKEW 1.21 0.61 0.61 -0.12 0.36 0.14 -0.39 -0.36 -0.18 -0.23 0.21 0.79 -0.47
MAX 128.00 190.00 361.50 353.00 573.50 696.00 662.50 687.00 674.50 505.00 291.00 119.50 4224.00
MIN 0.00 4.00 33.00 11.00 184.50 273.00 344.44 369.00 295.50 202.00 4.50 0.00 2430.00
NO YRS 87 89 88 90 89 90 89 88 88 88 88 85 76