BONITA, CALIFORNIA

Monthly Total Heating Degree Days

(040968)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 197012
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
1915 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 41.00 178.85 d 0.00 z 219.85
1916 421.00 248.50 161.00 122.40 e 74.50 34.00 2.00 0.00 f 2.00 172.00 287.00 449.50 1973.90
1917 475.00 294.00 335.00 203.50 167.50 27.00 0.00 0.00 5.00 41.00 176.50 271.50 1996.00
1918 388.50 288.00 201.00 132.50 108.50 1.50 0.00 0.00 b 1.50 24.50 235.50 387.50 1769.00
1919 360.00 370.50 332.00 174.50 65.00 5.50 0.00 0.00 4.00 132.00 269.00 359.00 2071.50
1920 358.00 254.00 282.00 187.50 88.50 3.50 0.00 0.00 4.50 133.50 248.50 382.50 1942.50
1921 405.00 307.50 202.00 220.00 168.00 23.50 0.00 0.00 6.00 43.50 199.00 246.00 1820.50
1922 451.50 342.00 335.50 259.50 88.00 23.50 0.00 0.00 0.00 93.50 314.50 287.50 2195.50
1923 336.00 318.50 255.50 173.50 35.00 44.00 0.00 0.00 10.00 74.50 113.50 323.00 1683.50
1924 387.50 224.50 282.50 172.50 43.50 3.00 0.00 0.00 9.50 151.00 202.00 409.50 1885.50
1925 410.50 273.50 264.00 190.00 62.50 20.00 0.00 0.00 14.00 77.50 206.00 274.35 a 1792.35
1926 368.00 203.00 126.00 46.00 34.00 1.00 3.50 0.00 14.50 66.00 98.50 399.50 1360.00
1927 382.50 251.00 285.00 179.50 86.50 11.50 0.00 0.00 0.50 82.15 a 142.00 387.50 1808.15
1928 321.00 298.00 208.50 218.00 42.00 21.00 5.50 4.50 9.00 92.50 186.50 359.00 1765.50
1929 420.00 404.50 341.00 260.50 84.00 50.00 0.00 0.00 8.50 36.50 195.50 219.50 2020.00
1930 345.00 240.00 225.50 122.00 169.50 28.50 4.00 0.50 22.00 77.50 162.50 380.50 1777.50
1931 330.50 228.50 210.50 98.50 7.00 8.50 0.00 0.00 b 5.00 52.50 304.00 437.50 1682.50
1932 480.00 322.00 267.00 180.50 101.00 44.00 5.50 6.00 12.50 98.68 a 120.00 411.50 2048.68
1933 476.50 431.50 321.00 258.00 248.50 79.50 4.50 6.00 35.50 83.50 177.50 375.50 2497.50
1934 346.00 204.00 132.00 67.50 43.00 39.00 0.00 a 0.00 15.00 53.22 a 165.00 250.00 1314.72
1935 357.50 269.00 400.50 170.50 106.50 23.00 4.00 0.00 2.00 71.50 309.50 309.50 2023.50
1936 323.00 294.50 257.50 186.50 55.50 21.00 2.50 0.00 2.00 40.50 134.00 310.00 a 1627.00
1937 574.50 342.50 315.00 151.00 f 43.00 i 24.50 g 0.00 0.00 0.50 45.50 186.50 217.00 1681.50
1938 291.50 290.00 280.66 c 169.00 98.00 23.50 7.50 0.00 0.00 106.00 249.50 238.50 1754.16
1939 367.00 417.50 330.00 120.50 80.00 33.50 0.00 0.00 5.69 a 34.50 98.50 200.00 1687.19
1940 254.00 251.50 186.00 116.50 39.00 17.00 7.50 2.00 14.50 65.00 176.50 170.00 1299.50
1941 285.00 199.50 171.50 191.50 33.50 35.00 0.50 1.00 39.50 94.50 172.00 338.50 1562.00
1942 308.50 341.00 314.50 191.50 132.00 27.00 1.50 2.50 11.00 72.00 189.31 a 327.00 1917.81
1943 336.50 237.50 0.00 z 169.50 55.50 57.50 5.50 0.00 a 5.50 93.00 172.50 294.00 1427.00
1944 345.00 361.00 296.00 242.50 96.50 74.50 8.00 0.00 16.50 59.00 213.50 296.00 2008.50
1945 387.00 323.50 375.00 247.00 125.50 37.00 0.00 3.00 7.50 24.00 233.00 304.00 2066.50
1946 343.50 374.00 303.00 119.00 70.50 8.00 0.00 0.00 0.00 123.00 258.50 318.50 1918.00
1947 433.50 224.00 211.50 123.00 64.50 10.86 a 0.00 4.50 1.50 33.50 252.00 347.00 1705.86
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 6.00 6.00 23.50 79.00 231.00 418.00 763.50
1949 563.00 408.00 360.00 147.50 117.50 14.48 a 2.00 8.50 10.50 101.50 115.00 381.00 2228.98
1950 486.00 331.00 294.00 182.00 161.00 61.00 0.00 3.00 11.50 45.00 160.50 233.00 1968.00
1951 369.50 321.50 275.50 160.50 133.00 25.00 1.00 2.50 5.00 56.00 164.00 363.50 1877.00
1952 413.00 311.50 335.50 185.00 51.50 57.00 3.50 0.00 6.00 29.00 245.00 354.00 1991.00
1953 227.50 331.50 293.50 220.50 148.00 49.50 0.00 f 1.00 12.50 43.00 126.50 327.00 1780.50
1954 372.00 183.00 306.12 c 156.50 76.50 44.00 0.50 0.50 15.50 97.50 162.50 351.50 1766.12
1955 450.00 362.50 280.00 226.00 134.50 32.00 l 6.00 0.00 13.00 66.50 219.00 292.50 2050.00
1956 336.50 391.50 280.00 162.50 l 9.50 z 15.60 e 0.50 2.00 0.00 61.00 123.50 256.00 1466.60
1957 320.00 189.50 239.00 150.50 64.00 0.00 0.00 0.00 0.00 40.50 214.50 214.00 1432.00
1958 279.00 184.00 280.50 122.00 21.00 10.00 0.00 0.00 0.00 11.50 171.50 191.00 1270.50
1959 227.00 278.44 a 128.00 37.00 50.50 0.50 0.00 0.00 0.00 29.50 85.50 244.00 1080.44
1960 379.00 308.00 186.00 97.00 43.50 1.00 0.50 0.00 0.00 52.00 181.00 343.50 1591.50
1961 197.50 189.50 223.50 131.50 91.00 12.50 0.00 0.00 2.50 73.50 206.38 a 314.00 1441.88
1962 310.50 297.50 354.50 120.50 114.50 29.50 1.50 0.00 3.50 57.50 206.50 308.00 1804.00
1963 361.50 122.50 282.00 213.50 53.50 13.00 0.50 0.00 0.00 9.50 163.00 265.00 1484.00
1964 372.50 310.00 279.50 178.00 143.50 31.00 0.50 0.00 2.50 12.00 219.00 329.00 1877.50
1965 300.00 287.50 259.50 164.00 112.00 65.50 7.00 0.00 6.50 35.50 150.00 345.50 1733.00
1966 412.00 354.00 263.00 143.00 64.00 25.00 0.50 0.00 2.50 41.50 197.50 343.50 1846.50
1967 389.50 288.00 154.50 p 373.50 139.50 123.50 6.50 0.00 0.00 11.00 66.00 m 398.50 1730.00
1968 377.50 191.50 218.50 190.50 130.50 k 10.00 p 0.00 z 0.00 u 0.00 30.00 178.50 205.50 o 1186.50
1969 266.00 336.50 316.00 126.00 0.00 z 93.00 0.00 0.00 0.00 z 0.00 z 0.00 z 415.00 1552.50
1970 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 174.50 400.00 574.50
Period of Record Statistics
MEAN 367.52 290.69 267.90 169.38 89.64 30.15 1.89 1.03 7.55 64.28 191.15 321.64 1781.67
S.D. 76.04 69.21 64.28 58.86 47.94 25.74 2.59 2.01 8.51 36.04 53.64 68.55 279.72
SKEW 0.36 -0.11 -0.41 0.51 0.84 1.40 1.08 2.07 1.81 0.82 0.31 -0.27 -0.25
MAX 574.50 431.50 400.50 373.50 248.50 123.50 8.00 8.50 39.50 172.00 314.50 449.50 2497.50
MIN 197.50 122.50 126.00 37.00 7.00 0.00 0.00 0.00 0.00 9.50 85.50 170.00 1080.44
NO YRS 53 53 51 51 49 50 52 52 53 54 54 54 44