NOGALES, ARIZONA

Monthly Total Heating Degree Days

(025921)

Base Temperature = 65 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 198306
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
1892 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 450.50 450.50
1893 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 0.00 z 0.00
1894 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 393.00 393.00
1895 458.50 316.50 258.50 53.89 c 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1087.39
1896 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 0.00 z 0.00
1897 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 0.00 z 0.00
1898 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 0.00 z 0.00
1899 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 89.42 e 305.56 c 490.00 884.98
1900 489.44 e 406.50 216.00 292.00 26.00 0.00 0.00 z 0.00 4.50 74.00 207.00 546.00 2261.44
1901 0.00 z 435.50 424.00 159.50 33.00 1.00 0.00 0.00 0.00 77.50 b 248.00 547.50 1926.00
1902 570.50 174.50 p 483.00 62.50 78.53 a 0.00 0.00 0.00 0.50 20.00 406.00 0.00 z 1621.03
1903 401.00 i 557.50 370.00 153.50 32.50 0.00 0.00 0.00 0.00 z 65.50 216.50 536.50 1932.00
1904 666.50 334.00 244.00 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 1244.50
1905 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 0.00 z 0.00
1906 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 0.00 z 0.00
1907 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 0.00 z 0.00
1908 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 0.00 z 0.00
1909 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 0.00 0.00 a 0.00 46.50 280.50 592.50 919.50
1910 525.00 426.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 951.50
1911 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 0.00 z 0.00
1912 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 0.00 z 0.00
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 633.50 633.50
1914 494.50 471.50 325.00 158.50 52.00 0.00 0.00 0.00 0.00 141.00 276.00 669.00 2587.50
1915 675.00 488.50 477.00 276.50 155.00 3.50 0.00 0.00 f 13.00 49.00 347.00 611.22 a 3095.72
1916 539.00 325.00 244.00 178.85 d 50.00 0.00 z 0.00 k 0.00 l 0.50 124.50 393.00 694.00 2548.85
1917 634.00 506.50 487.00 242.00 142.00 3.00 0.00 a 0.00 b 2.00 72.50 277.00 443.00 2809.00
1918 680.50 418.00 313.50 195.50 88.00 1.50 0.00 0.00 0.00 121.50 422.00 663.50 2904.00
1919 690.50 603.00 466.00 158.50 36.50 4.00 0.00 0.00 20.50 181.50 408.50 497.50 3066.50
1920 570.40 a 432.00 441.00 339.00 53.00 0.00 0.00 0.00 8.00 190.00 386.00 672.00 3091.40
1921 598.50 486.00 58.50 y 236.50 71.00 1.00 0.00 0.00 0.00 80.00 303.50 481.00 2257.50
1922 671.00 486.50 541.50 302.00 53.00 0.00 0.00 0.00 0.00 101.00 481.50 513.50 3150.00
1923 490.50 538.50 486.50 222.00 25.00 1.50 0.00 0.00 a 10.50 180.00 429.50 629.00 3013.00
1924 705.00 505.43 a 580.50 325.00 14.50 0.00 0.00 0.00 1.50 88.50 315.50 624.50 3160.43
1925 680.50 381.50 305.50 158.00 10.50 7.00 0.00 1.00 0.00 137.00 418.50 566.50 2666.00
1926 642.96 d 322.50 281.00 184.00 32.00 0.00 a 0.00 0.00 2.50 16.00 185.50 560.00 2226.46
1927 333.77 a 325.00 348.00 169.00 24.00 3.50 0.00 0.00 0.00 46.50 138.00 614.00 2001.77
1928 474.00 440.00 213.00 130.50 26.50 0.00 0.00 0.00 0.50 50.12 a 341.00 552.00 2227.62
1929 594.50 482.00 384.00 135.00 3.50 0.00 0.00 0.00 0.00 e 112.50 356.00 378.00 2445.50
1930 560.50 284.50 333.00 61.00 110.50 0.50 0.00 0.00 0.00 51.00 351.50 588.00 2340.50
1931 574.50 433.50 270.00 68.50 7.00 0.00 0.00 0.00 0.00 36.50 341.40 e 548.50 2279.90
1932 701.50 378.50 289.00 110.50 37.00 6.50 0.00 0.00 0.00 73.50 182.00 600.00 2378.50
1933 603.50 534.50 251.50 196.00 92.50 0.00 0.00 0.00 0.00 3.50 198.50 367.00 2247.00
1934 525.00 277.20 c 128.00 56.00 9.00 0.00 0.00 0.00 36.50 30.00 341.00 266.00 k 1402.70
1935 0.00 z 401.00 357.00 99.50 91.50 0.50 0.00 0.00 0.00 120.00 373.00 489.50 1932.00
1936 495.00 405.50 242.50 95.00 8.00 0.00 0.00 0.00 5.00 55.50 264.50 486.50 2057.50
1937 766.14 c 380.80 c 343.00 94.50 12.50 0.00 0.00 0.00 0.00 4.00 180.50 383.00 2164.44
1938 415.50 333.50 280.00 98.50 32.00 0.00 0.00 0.00 b 0.00 3.50 u 307.00 414.62 c 1881.12
1939 555.50 590.50 273.00 61.00 0.00 0.00 0.00 0.00 0.00 52.50 235.50 335.00 2103.00
1940 472.50 423.00 183.50 55.50 2.00 0.00 0.00 0.00 0.00 46.50 338.50 378.50 1900.00
1941 508.40 a 350.50 352.50 244.50 53.50 2.00 0.00 0.00 0.50 104.00 238.00 507.00 2360.90
1942 482.50 471.50 400.00 148.97 a 21.00 0.00 0.00 0.00 0.00 85.50 159.00 432.00 2200.47
1943 493.00 292.50 217.00 75.50 2.50 0.00 0.00 0.00 0.00 55.00 212.00 499.00 1846.50
1944 558.00 511.50 348.00 176.50 7.50 0.00 0.00 0.00 0.00 35.00 452.50 576.00 2665.00
1945 599.50 466.00 490.00 264.50 50.00 5.50 0.00 0.00 26.00 87.00 404.50 617.00 3010.00
1946 721.00 561.00 404.50 77.00 72.00 0.00 0.00 0.00 0.50 216.50 539.50 553.50 3145.50
1947 714.50 424.00 415.50 248.00 39.50 2.00 0.00 0.00 0.00 122.00 512.00 718.50 3196.00
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 0.00 0.00 91.00 540.00 561.00 1192.00
1949 828.50 582.00 401.50 226.15 d 87.46 c 2.50 0.00 0.00 0.00 207.00 283.00 628.00 3246.12
1950 599.50 426.50 371.00 158.79 a 84.50 0.00 0.00 a 0.00 4.00 22.00 293.50 492.00 2451.79
1951 657.00 494.00 441.00 228.00 104.00 12.00 0.00 0.00 0.00 66.50 374.50 590.00 2967.00
1952 519.00 608.00 611.00 252.00 31.00 1.50 0.00 a 0.00 a 0.00 34.00 479.50 672.00 3208.00
1953 541.50 563.50 386.50 264.83 a 204.50 10.00 0.00 0.00 0.00 130.50 359.00 749.50 3209.83
1954 572.50 366.50 381.50 116.00 49.50 3.62 a 0.00 0.00 0.00 83.50 342.50 552.00 2467.62
1955 759.50 633.00 389.00 292.00 109.00 14.00 0.00 0.00 2.50 77.00 407.00 515.00 3198.00
1956 533.50 655.19 b 430.50 291.50 64.00 0.00 0.00 0.00 0.00 135.50 459.00 629.00 3198.19
1957 531.00 299.00 411.50 255.00 134.00 0.00 0.00 0.00 4.00 142.00 517.00 513.00 2806.50
1958 681.50 439.00 543.50 268.00 43.50 0.00 0.00 0.00 14.00 86.00 394.00 506.50 2976.00
1959 537.00 532.00 431.50 139.00 82.00 0.00 0.00 0.00 6.50 126.50 386.50 585.00 2826.00
1960 731.50 661.00 322.00 211.00 84.00 0.00 0.00 0.00 1.50 155.50 363.50 666.00 3196.00
1961 550.50 498.00 399.00 184.00 66.50 4.50 0.00 0.00 5.00 153.00 450.50 586.50 2897.50
1962 610.50 431.00 560.00 145.00 109.00 5.00 0.00 0.00 5.50 95.00 309.00 522.00 2792.00
1963 651.00 393.50 435.00 269.00 34.00 7.00 0.00 0.00 0.00 56.00 379.50 597.50 2822.50
1964 755.00 716.50 515.50 290.50 111.50 0.00 0.00 0.00 3.00 62.50 481.00 574.00 3509.50
1965 512.50 537.50 492.00 237.50 133.00 14.50 0.00 0.00 36.50 115.00 274.50 554.00 2907.00
1966 710.50 635.00 362.00 193.00 33.00 0.00 0.00 z 0.00 0.00 143.50 319.00 593.50 2989.50
1967 637.50 496.00 325.50 283.50 101.50 9.00 0.00 0.00 0.00 104.50 301.00 664.50 2923.00
1968 588.00 375.50 405.00 283.50 82.00 6.50 0.00 0.00 2.50 87.50 434.50 644.00 2909.00
1969 468.50 493.00 512.50 174.00 78.00 2.00 0.00 0.00 0.00 183.00 381.00 538.50 2830.50
1970 632.50 403.00 457.00 308.00 41.00 0.00 0.00 0.00 7.00 198.50 351.00 491.50 2889.50
1971 599.00 507.00 348.00 245.00 100.00 9.00 0.00 0.00 12.00 213.50 414.50 650.50 3098.50
1972 602.50 453.00 205.50 180.50 36.50 0.00 0.00 0.00 1.50 137.50 510.00 618.00 2745.00
1973 702.50 473.50 546.00 306.00 45.50 0.00 0.00 0.00 2.50 91.00 367.00 563.50 3097.50
1974 562.00 514.50 305.00 183.00 38.00 0.00 0.00 0.00 1.00 136.00 385.50 686.50 2811.50
1975 575.50 516.50 421.00 339.00 94.50 0.00 0.00 0.00 1.50 118.50 380.50 558.50 3005.50
1976 578.00 394.50 405.50 229.00 45.50 0.50 0.00 0.00 1.50 185.00 393.00 621.50 2854.00
1977 592.00 442.00 489.00 185.50 111.00 0.00 0.00 0.00 0.00 63.50 326.00 446.00 2655.00
1978 516.00 468.00 285.50 234.00 76.00 0.00 0.00 0.00 0.00 79.50 364.50 647.50 2671.00
1979 661.00 484.00 432.00 197.50 81.00 0.00 0.00 0.00 0.00 75.00 460.50 524.00 2915.00
1980 516.00 365.00 435.00 226.50 110.50 1.50 0.00 0.00 0.00 168.00 366.50 445.50 2634.50
1981 485.50 387.00 424.50 128.00 50.00 0.00 0.00 0.00 0.00 130.50 302.50 486.00 2394.00
1982 558.50 426.50 368.50 177.00 68.00 0.00 0.00 0.00 5.50 137.50 367.00 609.50 2718.00
1983 572.00 469.00 442.50 362.00 118.00 1.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1965.00
Period of Record Statistics
MEAN 589.86 457.96 380.53 194.95 61.59 2.02 0.00 0.01 3.38 99.10 350.54 554.39 2738.94
S.D. 92.23 95.63 102.47 80.18 41.94 3.47 0.00 0.12 7.31 52.55 92.73 89.37 388.82
SKEW 0.14 0.33 -0.10 -0.05 0.74 2.02 0.00 8.31 3.20 0.37 -0.15 -0.34 -0.49
MAX 828.50 716.50 611.00 362.00 204.50 14.50 0.00 1.00 36.50 216.50 540.00 749.50 3509.50
MIN 333.77 277.20 128.00 53.89 0.00 0.00 0.00 0.00 0.00 3.50 138.00 335.00 1846.50
NO YRS 73 75 74 74 73 73 71 72 74 74 75 76 61