KLAMATH, CA

Monthly Sum of Growing Degree Days (Degrees Fahrenheit)

(044577)

Base Temperature = 40 F

File last updated on Jul 03, 2015
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.
MAXIMUM ALLOWABLE NUMBER OF MISSING DAYS : 5
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)JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDECANN
1948-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1949-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z295.50j119.50 119.50k
195070.00 197.00 231.00a287.00 372.00 496.50 563.00a608.00 518.50 521.00 411.50 359.00 4634.50
1951172.00 209.00 188.00 281.50a445.00 489.00 543.21c540.00 530.00 498.00 334.00 156.00 4385.71
1952117.50 207.00 166.00 299.50 428.50 466.00 589.00 551.50 538.00 496.00 266.00 181.50 4306.50
1953312.50 159.00h220.00 290.50 387.00 482.00 584.50 636.50 625.00 483.00 385.00 244.00 4650.00a
1954186.00 266.00 243.00 354.00 409.00a476.50 559.00 584.50 561.50 476.50 382.50 196.03b4694.53
1955125.00 135.50 216.00 201.50 387.50 501.00 547.00 518.50 516.00 436.50 286.00 261.96c4132.46
1956227.00 119.50 238.00 335.00 456.00 501.00a583.50 615.50 536.50 428.50 292.50 184.00 4517.00
195787.00 247.00 279.00a342.50 467.50 559.00 601.50 598.00a616.50 495.00 295.00 247.00 4835.00
1958286.00 336.00 222.50 337.00 511.00 618.00 637.50 643.00 647.00 487.00 369.50 356.00 5450.50
1959260.00 184.00 281.00 354.00 387.00a503.50a589.00 573.00 569.50 537.00 316.50 188.50 4743.00
1960219.50 210.00 298.50 322.50 417.50 517.54d556.50 591.00 488.00 466.50 295.50 229.50 4612.54
1961275.00 264.50 260.50 314.00 407.00 559.50 578.50 622.00 549.00 428.50a270.50 193.50 4722.50
1962179.50 213.50 236.00 337.50 377.00 453.00 545.50 620.00 566.50 466.00a383.50 277.50 4655.50
1963112.00 402.00 234.00 287.00 449.50 510.00 608.00 600.50 623.00 504.44d347.50 260.17b4938.12
1964166.00 203.00 186.50 264.00 381.50 507.00 586.50a632.00 545.00 510.50a274.00 -----z4256.00a
1965-----z91.00m258.50 337.50 356.00a436.50 534.50 666.00 459.86b521.50a405.50a150.00 4125.86b
1966175.50 157.50 237.50a377.00 397.50 503.00 554.00 578.50 616.50 473.00 351.00 250.00a4671.00
1967182.59b200.50 201.00 184.00 416.00 484.00a600.00 579.50a597.98e533.50 387.50 145.00 4511.57
1968179.00 355.50 316.50 275.00 414.00 519.00 583.50 621.50a589.00 441.00 319.00 152.50 4765.50
1969110.50 124.00a253.50 278.50 485.50 545.00 557.00a560.50 530.00a482.50 351.00 279.50 4557.50
1970298.50 327.00 302.50 202.50a411.50a503.00 536.00a545.50 522.50 403.50 371.50 154.00 4578.00
1971166.50 182.00 200.50 219.00 370.50 464.50 533.50a661.00 548.00 324.00a267.50 99.50 4036.50
1972119.50a234.50 327.50 260.00 387.00 473.50a597.00 615.00 493.00 461.50a308.00 166.00 4442.50
1973151.50a258.50 185.50 329.50a405.50 513.00 526.50a515.50 566.50 399.50 264.00 271.50 4387.00
1974157.00a132.50 285.00 279.00a348.00 471.00 587.00 592.00 499.50 425.00 314.50 189.00 4279.50
1975185.00 169.00 205.00 173.00 395.00 500.00 579.00a535.00a501.50 406.50 222.00 239.00 4110.00
1976205.50 157.00 168.00 226.82b391.00 461.50 602.50 601.00 557.50 451.50a377.50 176.50 4376.32
1977186.72b279.50 180.50 281.71b356.50a490.00a559.00 630.50 560.00 465.00 298.50 313.00 4600.94
1978319.50a271.50 413.00 332.00 479.00 534.00 615.50 622.50 584.00 533.50 230.50 110.50 5045.50
1979148.00 190.50 315.50 325.00 459.00a497.00 639.50 655.50 698.50 554.00 316.00 281.00 5079.50
1980241.00 361.50 235.00a382.00 408.50 495.50 622.50 565.50 563.00 494.50 338.50 313.00 5020.50
1981358.00 274.50 303.00 342.00 444.00 556.50 572.00 602.00 554.00 443.00 375.00 307.00 5131.00
1982126.50a197.50a234.00 282.00 429.50 490.00 584.50 606.50 561.00 509.50 291.00 242.00 4554.00
1983267.00a314.00 356.00 304.50 448.00 540.00 611.50a677.50 639.50 526.50 328.50 254.00 5267.00
1984266.50 260.00 359.50 297.00 418.97b497.50 613.00 637.50 567.00 433.00 299.00 159.00 4807.97
1985191.50a206.50 185.00 359.50 408.50 567.00 631.50 588.00a528.50 466.00 168.50 200.00a4500.50
1986361.50 308.50 389.50 297.00 407.50 544.50a588.50 582.50 511.00 475.00 358.50 261.00 5085.00
1987214.00a274.00 330.00 366.00 513.50 516.78e369.50k593.00 482.50a526.00 371.00 209.00 4395.78a
1988230.50a272.00 266.50 350.00 430.50 521.50 656.50 595.50 545.00 484.50a352.50 221.00 4926.00
1989165.50 119.50 320.50 458.00 474.50a551.00a626.50 664.50 548.50 463.50 382.50 274.00 5048.50
1990224.50a154.50 -----z400.50a466.00a560.00 685.50 682.50 676.00 462.00a286.00 98.00a4695.50a
1991195.00 338.00 217.50c311.50 405.00 492.50 642.50 664.00 603.00 560.50 374.00 238.50 5042.00
1992272.50 230.50k400.00 452.00 534.00 549.50a657.50 619.50 554.00 544.00 312.50 164.50 5060.00a
1993160.50a206.50a383.50a246.00h413.00g544.50 613.50 593.50a482.50 479.50 208.50 185.50 3858.00b
1994229.50 145.50 283.50a308.00a429.50 466.00 547.50a615.50 539.00a401.50 111.50 125.50 4202.50
1995270.50a279.00 249.00 279.00 399.50a464.00 646.00 550.86b577.00 436.50a366.50 288.50a4806.36
1996197.00a287.00 269.50a327.50 394.50 453.12b569.50 537.00a471.50 435.00 270.50a234.00 4446.12
1997170.17b175.00a256.50 302.00a520.50 517.50 597.00 634.50 637.00 428.00a351.00 157.50 4746.67
1998253.50 195.50 261.50 244.00a360.50a493.50 561.50a571.00 515.00 395.50a262.50 109.44d4223.44
1999155.50 132.50 161.00 244.50 331.50a466.50a562.00 641.50a540.00 433.00a397.00a198.50 4263.50
2000222.50 290.50a255.50 393.50 465.50 543.75b611.00 598.50 632.00 421.55b228.50 257.00a4919.80
2001195.00a183.50 319.00 254.00a463.00a484.20b555.00b625.00 529.00 485.00 339.00 219.00a4650.70
2002186.21b265.00 229.50 336.00a385.50a514.50a618.10b550.50 503.88b358.00a312.50a227.07b4486.75
2003247.22d24.50a67.50 41.00a113.04c248.50 272.50 323.50 290.50a247.24b68.74c78.50 2022.74
2004-----z24.00t-----z396.16b451.61c514.50 613.50a699.50 530.50a453.50a237.18b206.54e4102.98c
2005210.58e245.08b349.44d-----z-----z-----z530.00g123.00y-----z-----z-----z-----z805.10i
200683.00s76.00q-----z-----z-----z-----z-----z-----z-----z288.00i261.52b-----z261.52k
Period of Record Statistics
MEAN203.56 225.84 259.85 303.99 415.89 502.32 584.00 598.78 551.55 463.13 309.75 211.99 4600.43
S.D.64.70 74.65 68.28 70.19 61.75 49.57 56.24 56.69 62.78 57.08 69.59 65.46 500.18
SKEW0.37 0.02 0.12 -0.82 -1.91 -2.17 -3.01 -1.99 -0.86 -1.09 -1.17 0.07 -2.81
MAX361.50 402.00 413.00 458.00 534.00 618.00 685.50 699.50 698.50 560.50 411.50 359.00 5450.50
MIN70.00 24.50 67.50 41.00 113.04 248.50 272.50 323.50 290.50 247.24 68.74 78.50 2022.74
YRS54.00 52.00 54.00 54.00 54.00 55.00 54.00 55.00 55.00 55.00 56.00 55.00 47.00