MARICOPA, CALIFORNIA

Monthly Total Heating Degree Days

(045338)

Base Temperature = 65 F

File last updated on Jul 24, 2006
*** Note *** Provisional Data *** After Year/Month 199307
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
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 c 0.00 11.50 36.00 236.50 i 586.00 633.50
1949 753.00 458.00 269.70 a 29.50 19.50 0.00 0.00 i 0.00 0.00 72.50 143.79 a 553.02 c 2299.01
1950 601.92 a 285.00 255.00 56.50 39.00 0.00 e 0.00 a 0.00 3.50 18.08 a 79.00 j 365.00 1624.00
1951 530.50 331.00 222.50 94.00 34.50 0.00 0.00 0.00 0.00 49.00 239.50 580.00 2081.00
1952 576.00 376.00 414.50 100.50 8.00 2.00 0.00 0.00 3.50 1.00 333.50 495.00 2310.00
1953 430.00 385.50 269.50 131.00 61.50 5.00 0.00 0.00 0.00 60.50 267.00 521.00 2131.00
1954 507.50 371.00 300.00 56.00 6.50 4.14 a 0.00 0.00 0.00 24.50 317.00 607.00 2193.64
1955 357.00 o 271.00 g 233.50 29.00 r 40.00 0.00 0.00 0.00 0.00 14.47 a 330.50 414.00 1032.47
1956 446.50 501.50 244.00 126.00 24.50 0.00 0.00 0.00 0.00 64.00 240.00 537.00 2183.50
1957 634.47 a 275.00 211.50 89.50 35.00 0.00 0.00 0.00 0.00 45.50 336.43 b 409.50 g 1627.40
1958 508.50 235.50 359.50 127.50 13.00 0.00 0.00 0.00 0.00 7.50 263.50 363.00 1878.00
1959 400.42 a 358.50 89.00 6.00 30.00 0.00 0.00 0.00 0.00 15.00 166.00 452.00 1516.92
1960 502.00 350.59 a 168.43 a 113.00 26.00 0.00 0.00 0.00 0.00 61.00 370.50 593.13 a 2184.66
1961 667.00 267.50 257.30 a 77.50 25.00 1.07 b 0.00 0.00 0.00 108.50 321.00 634.50 2359.37
1962 703.50 432.00 307.00 26.50 35.50 0.50 0.00 k 0.00 0.00 37.00 226.00 432.00 2200.00
1963 582.00 179.00 264.50 133.00 g 9.50 1.00 0.00 0.00 0.00 42.50 306.00 754.50 2139.00
1964 613.00 407.50 313.50 143.50 71.00 2.00 0.00 0.00 1.00 12.50 403.50 429.50 2397.00
1965 556.00 390.50 230.00 229.62 d 8.50 g 4.50 0.00 b 0.00 l 1.00 28.50 272.50 728.00 2440.62
1966 598.50 437.50 222.00 32.50 11.50 1.00 0.00 a 0.00 a 4.50 21.00 233.00 629.50 2191.00
1967 534.50 442.00 275.50 398.50 51.00 7.22 c 0.00 z 0.00 z 0.00 8.00 173.04 b 647.26 b 2537.02
1968 621.50 262.50 215.50 126.00 38.75 c 0.50 0.00 0.00 3.00 45.39 c 328.00 581.50 2222.64
1969 595.72 a 463.50 349.00 163.50 22.50 0.00 b 0.00 k 0.00 a 0.00 d 86.59 b 251.67 c 469.77 e 2402.24
1970 431.70 d 248.50 f 245.02 e 202.20 e 19.08 e 0.00 f 0.00 a 0.00 16.00 69.50 228.00 579.50 1791.00
1971 631.00 462.50 297.00 205.34 a 108.50 a 10.50 0.00 0.00 c 9.64 b 175.00 321.72 a 624.00 2845.21
1972 779.65 a 0.00 z 0.00 z 0.00 z 0.00 z 4.00 0.00 0.00 0.00 86.50 400.50 740.50 2011.15
1973 588.00 307.00 418.00 138.00 22.50 1.00 0.00 0.00 0.00 66.50 329.00 562.65 a 2432.65
1974 534.75 a 405.00 267.00 143.28 a 36.50 0.00 0.00 0.00 0.00 44.00 327.00 628.50 2386.03
1975 666.00 406.00 359.00 278.50 40.50 1.00 0.00 0.00 0.00 115.00 362.00 612.50 2840.50
1976 568.00 386.50 331.50 247.24 a 0.50 4.00 0.00 0.00 7.50 27.50 259.29 b 529.50 2361.53
1977 696.39 c 321.50 392.50 56.00 125.00 0.00 a 0.00 0.00 0.50 42.00 252.86 b 400.50 2287.25
1978 460.23 e 386.00 175.50 f 109.00 h 44.00 0.00 0.00 0.00 8.50 33.50 385.00 719.50 2036.73
1979 569.00 435.08 b 290.50 149.00 28.33 b 2.59 a 0.00 z 0.00 z 0.00 a 0.00 z 279.23 d 199.50 o 1753.72
1980 128.50 y 192.50 h 336.50 121.11 c 27.50 g 0.00 0.00 0.00 b 0.00 z 0.00 z 264.00 g 493.62 e 951.23
1981 0.00 z 117.50 m 0.00 z 0.00 z 48.50 f 0.00 b 0.00 0.00 0.00 0.00 z 0.00 z 225.00 r 0.00
1982 0.00 z 325.50 349.00 80.00 o 24.00 2.00 0.00 z 0.00 10.00 47.50 386.50 564.00 1708.50
1983 679.00 316.50 274.00 205.00 52.00 0.00 0.00 0.00 3.00 8.00 311.50 471.00 2320.00
1984 574.50 379.00 210.00 178.50 20.00 1.00 0.00 0.00 0.00 95.50 307.00 554.50 2320.00
1985 663.50 343.50 320.50 53.00 12.00 4.50 0.00 0.00 12.50 66.00 395.50 325.00 o 1871.00
1986 297.08 a 214.50 119.50 98.00 32.50 0.00 0.00 0.00 14.00 34.00 241.00 528.00 1578.58
1987 532.50 187.00 i 0.00 z 0.00 z 1.50 0.00 0.00 0.00 0.00 4.50 269.00 0.00 z 807.50
1988 0.00 z 0.00 z 0.00 z 0.00 z 67.00 12.00 0.00 0.00 0.00 13.50 278.00 549.50 920.00
1989 619.50 416.50 201.50 39.50 16.50 0.00 0.00 0.00 2.50 0.00 z 223.50 588.00 2107.50
1990 530.50 431.00 174.50 20.50 8.50 1.00 0.00 0.00 0.00 7.75 a 282.00 619.00 2074.75
1991 497.50 185.50 186.00 k 13.00 r 41.69 b 0.00 0.00 0.00 0.00 56.50 204.00 501.50 1486.69
1992 0.00 z 266.00 218.00 0.00 z 0.00 0.00 0.00 0.00 0.00 11.00 290.50 657.50 1443.00
1993 559.00 361.50 187.00 138.00 0.00 z 0.00 z 0.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1245.50
Period of Record Statistics
MEAN 570.26 356.81 268.27 125.72 32.57 1.69 0.00 0.00 2.55 45.43 289.16 557.41 2231.60
S.D. 97.67 80.63 74.43 82.99 26.27 2.78 0.00 0.00 4.44 36.04 64.60 97.84 310.48
SKEW -0.31 -0.48 -0.05 1.08 1.68 2.20 0.00 0.00 1.69 1.35 -0.12 -0.05 -0.35
MAX 779.65 501.50 418.00 398.50 125.00 12.00 0.00 0.00 16.00 175.00 403.50 754.50 2845.21
MIN 297.08 179.00 89.00 6.00 0.00 0.00 0.00 0.00 0.00 1.00 143.79 363.00 1516.92
NO YRS 39 38 39 35 40 43 40 42 44 41 41 40 22