BARRETT DAM, CALIFORNIA

Monthly Total Heating Degree Days

(040514)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 198012
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
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 331.50 n 0.00
1914 385.50 f 399.50 312.87 d 329.00 305.00 72.50 2.50 16.00 25.00 147.00 205.00 598.50 2412.87
1915 405.00 447.46 b 414.00 393.00 0.00 z 0.00 z 21.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1680.46
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 5.50 309.50 423.62 a 595.50 1334.12
1917 643.50 486.50 475.50 284.00 197.50 22.00 0.00 36.50 68.50 67.50 226.50 397.00 2905.00
1918 460.00 312.50 275.50 152.50 163.50 0.00 0.00 7.50 14.00 73.50 280.00 482.00 2221.00
1919 424.50 458.50 385.50 146.00 72.50 35.00 0.00 0.00 0.00 211.00 421.00 129.50 s 2154.00
1920 379.50 348.50 389.00 319.50 137.50 33.00 0.00 3.00 33.00 212.50 356.00 526.50 2738.00
1921 527.00 392.50 315.00 278.04 b 213.50 29.00 0.00 0.00 28.00 76.50 278.00 326.00 2463.54
1922 556.00 464.50 438.50 337.50 83.50 17.00 0.00 0.00 1.00 90.00 373.00 629.50 2990.50
1923 0.00 z 599.00 462.50 452.50 153.50 91.00 3.00 0.00 22.00 92.00 185.50 479.50 2540.50
1924 428.00 f 305.50 490.50 321.00 48.00 2.00 0.00 0.00 4.50 104.00 225.00 492.00 1992.50
1925 489.50 307.50 310.00 238.50 64.00 45.50 0.00 0.00 1.00 133.50 307.00 370.00 2266.50
1926 528.00 312.00 240.00 154.00 76.50 9.50 0.00 0.00 4.50 70.00 148.50 509.50 2052.50
1927 466.50 376.00 387.00 258.50 107.00 32.00 0.00 0.00 0.50 42.50 162.00 510.00 2342.00
1928 322.00 339.50 244.50 177.50 51.50 9.50 0.00 0.00 6.00 109.00 249.00 456.00 1964.50
1929 552.00 512.00 372.50 306.50 53.50 54.00 0.00 0.00 11.00 52.50 209.00 266.00 2389.00
1930 492.00 258.00 332.50 156.00 236.50 20.00 0.00 0.00 30.00 130.50 236.50 495.50 2387.50
1931 479.00 373.50 254.50 118.00 13.00 12.00 0.00 0.00 8.00 80.00 387.00 547.50 2272.50
1932 610.50 456.00 283.00 186.00 98.00 49.00 0.00 0.00 7.50 80.50 99.00 527.50 2397.00
1933 569.50 491.00 299.00 281.50 243.50 42.00 0.00 0.00 33.50 43.50 177.50 391.00 2572.00
1934 414.50 304.00 98.50 74.50 40.00 53.50 0.00 0.00 24.00 75.00 264.50 367.00 1715.50
1935 486.50 355.00 459.00 198.50 113.00 5.00 0.00 0.00 0.00 115.00 348.50 382.00 2462.50
1936 428.50 398.50 275.00 127.50 19.00 0.00 z 0.00 z 0.00 z 3.50 78.00 239.48 a 420.50 1989.98
1937 716.00 407.00 297.50 0.00 z 98.50 12.00 0.00 0.00 0.00 35.50 164.00 257.50 1988.00
1938 344.50 405.50 369.00 197.00 109.50 12.00 0.00 0.00 0.00 46.50 243.50 324.50 2052.00
1939 423.00 501.00 360.12 a 85.00 49.50 16.50 0.00 0.00 4.00 47.50 156.00 230.50 1873.12
1940 344.00 353.00 238.00 160.50 25.50 4.00 0.00 0.00 0.50 62.00 235.50 284.50 1707.50
1941 451.50 293.00 281.00 289.50 60.00 19.66 a 1.00 0.00 28.00 168.00 215.00 449.00 2255.66
1942 426.00 463.50 421.08 a 284.00 121.00 12.50 0.00 0.00 4.50 86.00 220.00 357.00 2395.58
1943 419.50 321.50 291.00 182.00 53.50 59.50 0.00 0.00 2.50 83.50 196.00 493.93 a 2102.93
1944 502.00 468.00 378.20 a 243.00 83.00 69.50 0.00 0.00 16.00 39.78 a 327.00 329.50 2455.98
1945 469.00 398.50 490.00 320.00 115.50 57.00 0.00 0.00 9.50 20.50 248.50 431.50 2560.00
1946 462.50 441.50 362.50 165.50 95.50 0.00 0.00 0.00 0.00 151.50 393.00 412.00 2484.00
1947 549.50 315.50 292.50 175.50 67.00 17.50 0.00 0.00 0.00 z 49.00 371.50 495.00 2333.00
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 h 0.00 13.85 d 104.00 301.50 552.83 a 972.18
1949 782.00 538.00 454.50 191.50 127.50 8.00 0.00 a 6.00 1.50 160.00 138.00 511.50 2918.50
1950 610.70 a 375.00 350.50 168.00 174.12 a 53.00 0.00 0.00 26.90 a 43.00 192.50 336.87 a 2330.58
1951 547.00 440.00 362.50 222.00 156.60 b 35.00 0.00 f 3.00 12.50 116.50 323.50 576.50 2795.10
1952 621.50 455.50 500.00 237.00 34.62 a 40.00 0.00 a 0.00 a 10.50 35.65 a 389.00 515.78 b 2839.54
1953 386.00 445.00 420.00 296.00 236.50 68.00 0.00 i 0.00 b 12.12 d 31.50 p 222.50 467.58 a 2553.70
1954 406.00 g 252.52 a 416.00 187.50 b 81.63 a 42.00 0.00 b 0.50 5.50 94.00 208.00 488.50 1776.15
1955 608.50 463.00 357.03 b 165.00 i 168.00 45.00 2.50 0.00 21.50 98.50 316.50 439.17 a 2519.70
1956 485.50 584.00 365.00 289.50 124.00 8.50 2.50 4.50 1.00 158.00 286.50 450.00 2759.00
1957 552.83 a 320.50 366.50 264.50 214.00 14.00 0.00 4.00 13.00 170.50 424.50 426.00 2770.33
1958 537.50 373.50 515.50 262.00 72.00 20.00 0.00 0.00 9.00 62.50 343.50 391.00 2586.50
1959 447.50 512.00 266.00 105.00 138.00 4.50 0.00 0.00 12.00 84.50 245.00 452.00 2266.50
1960 640.00 518.38 a 312.00 220.00 143.00 1.00 0.00 0.00 7.00 126.50 350.00 542.50 2860.38
1961 446.50 388.50 408.00 208.00 162.23 a 34.00 0.00 0.00 31.55 a 140.00 382.50 495.50 2696.79
1962 510.50 461.48 a 526.50 141.00 188.00 64.00 0.00 a 0.00 6.50 95.00 311.67 c 435.00 2739.65
1963 579.50 235.00 426.00 330.00 94.50 53.50 0.00 0.00 0.00 48.50 317.50 462.00 2546.50
1964 604.00 515.50 473.00 308.00 197.00 54.50 0.00 0.00 16.55 a 37.50 397.00 471.00 3074.05
1965 481.50 457.00 428.50 281.50 167.00 99.50 0.00 0.00 a 52.50 55.50 261.50 486.00 2770.50
1966 567.50 511.50 322.00 164.50 59.00 26.90 a 0.00 0.00 10.00 94.03 a 286.00 445.00 2486.43
1967 492.50 398.50 389.57 a 458.50 162.00 101.00 0.00 0.00 0.00 40.50 184.14 a 582.00 2808.70
1968 540.50 287.00 361.00 277.50 132.00 46.50 0.00 7.50 15.50 105.00 297.50 607.50 2677.50
1969 420.50 489.00 432.00 216.00 102.50 31.50 0.00 0.00 4.00 163.50 221.50 452.00 2532.50
1970 481.50 334.50 350.00 340.50 105.50 29.50 0.00 0.00 9.50 118.00 266.00 517.00 2552.00
1971 469.00 404.00 340.50 296.50 197.00 59.50 0.00 0.00 32.00 225.50 367.50 639.50 3031.00
1972 543.50 358.00 196.50 191.50 87.50 13.50 0.00 0.00 12.32 b 148.28 a 369.50 520.00 2440.60
1973 589.50 415.50 507.00 281.50 97.50 31.50 0.00 2.00 24.50 106.00 365.00 468.50 2888.50
1974 530.62 a 458.00 352.00 270.00 146.00 11.00 0.00 0.00 2.50 132.50 314.50 575.00 2792.12
1975 498.50 501.00 489.00 441.00 151.00 38.00 0.00 0.00 1.00 164.00 329.00 476.50 3089.00
1976 459.00 378.50 408.50 322.00 85.50 29.50 0.00 4.00 3.50 83.50 244.50 479.97 b 2498.47
1977 498.00 345.00 512.00 196.00 236.00 6.00 0.00 0.00 10.00 47.00 216.50 314.00 2380.50
1978 434.50 376.00 271.50 267.50 107.00 6.50 0.00 0.00 22.50 21.00 328.50 533.00 2368.00
1979 548.50 427.00 364.00 191.50 94.50 20.00 1.50 1.00 0.00 49.00 266.90 a 317.00 2280.90
1980 372.50 274.50 386.00 205.00 230.00 30.50 0.00 0.00 0.00 74.00 195.00 293.00 2060.50
Period of Record Statistics
MEAN 502.11 405.51 368.07 241.64 122.50 32.37 0.55 1.49 12.26 98.23 276.28 454.67 2491.92
S.D. 88.68 82.85 86.75 84.94 64.08 24.61 2.73 5.15 13.36 55.17 79.57 95.11 330.88
SKEW 0.52 0.05 -0.31 0.42 0.56 0.85 7.00 5.44 1.77 1.22 0.05 -0.36 -0.31
MAX 782.00 599.00 526.50 458.50 305.00 101.00 21.00 36.50 68.50 309.50 424.50 639.50 3089.00
MIN 322.00 235.00 98.50 74.50 13.00 0.00 0.00 0.00 0.00 20.50 99.00 230.50 1707.50
NO YRS 61 65 65 63 64 63 62 64 65 65 66 65 53