REDDING, CALIFORNIA

Monthly Total Heating Degree Days

(047296)

Base Temperature = 65 F

File last updated on Jul 24, 2006
*** Note *** Provisional Data *** After Year/Month 197904
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
1931 360.50 j 353.00 223.50 95.50 3.50 1.50 0.00 0.00 6.50 80.50 392.50 684.00 1840.50
1932 640.00 482.00 248.00 227.50 79.00 4.00 0.00 0.00 0.00 46.00 208.50 720.50 2655.50
1933 707.50 526.00 334.50 143.00 180.50 6.00 0.00 0.00 7.50 31.50 117.00 627.00 2680.50
1934 483.00 358.00 78.00 54.50 28.00 11.00 0.00 0.00 29.00 111.00 341.00 508.00 2001.50
1935 596.75 e 411.00 510.00 181.00 47.00 0.00 0.00 0.00 0.00 147.50 350.00 488.00 2731.25
1936 497.50 496.50 248.50 150.50 74.50 25.50 0.00 0.00 4.50 35.00 157.00 560.00 2249.50
1937 957.00 571.93 a 343.50 273.50 42.50 27.00 0.00 0.00 2.50 79.50 313.50 401.50 3012.43
1938 489.50 494.50 515.50 223.00 52.00 0.00 1.50 0.00 4.50 107.00 347.00 427.00 2661.50
1939 528.50 536.50 317.00 61.55 a 67.50 23.50 0.00 0.00 17.00 85.50 180.00 465.52 a 2282.57
1940 532.00 436.00 278.00 175.50 51.50 1.00 0.00 0.00 11.50 131.00 338.50 430.50 2385.50
1941 511.00 385.50 252.00 238.50 100.00 13.50 0.00 0.00 10.50 113.00 278.00 569.50 2471.50
1942 537.00 461.00 361.50 288.50 173.00 1.50 0.00 0.00 0.00 82.50 354.00 617.00 2876.00
1943 541.50 354.00 333.50 173.00 50.50 26.50 0.00 0.00 0.00 162.50 234.50 466.50 2342.50
1944 597.27 a 509.50 291.00 306.00 76.00 40.50 0.00 0.00 0.00 19.00 419.00 466.00 2724.27
1945 575.00 377.50 472.00 202.50 103.50 5.50 0.00 0.00 8.00 72.00 442.00 593.50 2851.50
1946 580.50 541.00 381.00 152.50 49.50 4.50 0.00 0.00 5.00 182.00 424.00 545.50 2865.50
1947 630.50 341.00 277.00 131.00 24.50 20.00 0.00 4.50 7.50 135.50 346.50 586.50 2504.50
1948 379.00 501.50 511.50 440.00 171.00 7.00 4.00 2.00 2.00 m 40.00 y 360.50 722.00 3098.50
1949 783.00 591.00 443.50 55.50 43.00 0.00 0.00 0.00 3.50 116.00 203.00 639.00 2877.50
1950 881.95 a 443.00 417.00 139.50 83.50 12.00 0.00 0.00 8.00 147.50 282.50 526.50 2941.45
1951 672.00 468.50 349.27 a 135.50 96.00 3.00 0.00 0.50 2.00 107.00 392.00 609.50 2835.27
1952 727.00 473.50 464.00 96.00 65.50 37.00 0.00 0.00 8.50 6.50 346.50 629.00 2853.50
1953 453.00 335.00 329.00 204.83 a 154.50 29.50 0.00 3.00 0.00 99.00 366.50 468.50 2442.83
1954 581.00 333.00 407.50 115.50 12.00 35.50 0.00 7.50 13.00 75.50 364.00 633.00 2577.50
1955 616.50 448.50 317.50 284.00 34.50 0.00 0.00 0.00 1.00 35.50 394.50 535.27 a 2667.27
1956 553.00 513.50 292.00 152.50 67.00 0.00 0.00 0.00 0.00 a 132.00 228.50 447.00 2385.50
1957 655.50 326.50 320.50 138.50 55.50 0.00 0.00 0.00 10.00 117.28 a 342.50 544.71 c 2511.00
1958 527.00 b 381.23 b 452.50 174.83 a 16.50 6.21 a 0.00 0.00 6.00 32.00 269.00 309.50 2174.77
1959 486.50 415.00 187.03 a 24.00 42.00 0.00 0.00 0.00 9.00 30.48 a 194.50 484.00 1872.52
1960 634.98 a 432.93 a 286.00 194.50 95.07 a 0.00 0.00 0.00 a 0.00 60.00 410.69 a 514.50 2628.67
1961 557.50 334.00 378.00 95.50 81.50 1.50 0.00 a 0.00 1.55 a 114.50 356.50 585.50 2506.05
1962 478.50 463.50 398.50 46.00 42.00 0.00 0.00 0.00 a 7.00 65.00 273.00 438.50 2212.00
1963 601.50 231.00 374.00 342.50 59.50 0.00 0.00 0.00 0.00 48.00 370.50 601.00 2628.00
1964 586.00 317.50 345.00 128.00 0.00 z 15.00 a 0.00 a 0.00 4.50 49.50 423.00 498.00 2366.50
1965 519.50 342.50 231.50 238.00 44.50 1.00 0.00 c 0.00 0.52 a 15.00 333.00 662.88 a 2388.40
1966 588.00 484.00 327.00 66.50 0.50 8.50 0.00 0.00 1.50 29.00 326.50 548.00 2379.50
1967 541.00 312.00 424.50 463.00 57.50 17.50 0.00 0.00 0.00 15.50 201.00 555.50 2587.50
1968 614.00 0.00 z 252.00 109.50 27.50 0.00 0.00 z 1.00 0.00 z 66.50 366.50 718.50 2155.50
1969 701.00 572.00 307.00 170.00 6.00 2.00 0.00 0.00 0.00 85.00 232.00 430.00 2505.00
1970 487.00 270.00 259.50 218.00 51.00 7.00 0.00 0.00 0.00 121.50 316.00 625.50 2355.50
1971 566.50 386.50 427.00 211.50 79.00 6.50 0.00 0.00 33.50 186.00 353.00 677.50 2927.00
1972 601.00 396.00 198.50 181.50 40.00 8.00 0.00 0.00 9.00 87.50 408.50 752.50 2682.50
1973 662.50 360.50 406.50 88.50 5.00 0.00 z 0.00 0.00 0.00 68.50 468.00 528.00 2587.50
1974 567.00 410.00 334.00 207.00 55.50 0.00 0.50 0.00 0.00 z 63.00 341.00 582.00 2560.00
1975 526.00 475.50 418.00 311.50 43.50 4.50 0.00 0.00 0.00 150.35 a 407.00 455.00 2791.35
1976 458.50 447.00 347.50 247.00 0.00 1.00 0.00 a 11.50 1.50 60.00 197.50 413.00 2184.50
1977 586.23 c 262.50 380.50 30.00 131.75 a 0.00 0.00 0.00 20.00 63.00 338.00 469.50 2281.48
1978 457.00 370.50 204.00 251.50 28.00 0.00 z 0.00 0.00 5.00 19.00 368.50 628.50 2332.00
1979 588.00 471.00 302.50 242.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1604.00
Period of Record Statistics
MEAN 584.20 420.92 337.90 181.24 61.53 9.00 0.13 0.62 5.76 82.69 322.44 549.76 2548.60
S.D. 105.65 86.05 91.88 96.13 44.28 11.43 0.62 2.08 7.41 46.67 82.37 98.34 268.89
SKEW 1.32 -0.05 -0.17 0.75 1.09 1.32 5.56 3.98 2.02 0.33 -0.63 0.03 -0.36
MAX 957.00 591.00 515.50 463.00 180.50 40.50 4.00 11.50 33.50 186.00 468.00 752.50 3012.43
MIN 379.00 231.00 78.00 24.00 0.00 0.00 0.00 0.00 0.00 6.50 117.00 309.50 1872.52
NO YRS 48 48 49 49 47 46 47 48 45 47 48 48 41