EL CAJON 2 E, CA

Monthly Sum of Heating Degree Days (Degrees Fahrenheit)

(042705)

Base Temperature = 65 F

File last updated on May 30, 2015
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.
MAXIMUM ALLOWABLE NUMBER OF MISSING DAYS : 5
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)JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDECANN
1899-----z348.50 307.00 160.50 176.00 33.00 2.50 0.00 2.50 108.00 168.50 334.00 1640.50a
1900280.50 252.00 167.00 255.50 75.00 13.50 0.00 4.50 33.50 63.50 85.50 285.50 1516.00
1901370.00a51.00q-----z-----z63.50m-----z-----z0.00k11.00 52.00 144.00 283.00 860.00g
1902372.50 344.50 379.82c218.00 117.00 13.00a13.50 0.00b1.00 60.00a266.00 359.00 2144.32
1903348.50a427.50 292.50 205.50 57.00 9.00a0.00a0.00 0.00 35.50 115.48b334.82c1825.80
1904353.00a292.50a249.50 -----z56.00a0.00j2.22d0.00e0.00c4.50 7.00i316.00 1273.72c
1905295.50 220.00 193.00 176.00 127.50 14.00 1.50 0.00 4.50 58.00 199.00 377.00a1666.00
1906380.00a226.50 -----z178.50 92.50 14.00 0.00 0.00 2.00 34.00 226.50 309.50 1463.50a
1907417.93b170.00 275.00 132.00a66.00 15.50 0.00 0.00a5.00 16.50 169.50 287.50 1554.93
1908232.50h350.50 236.50a111.50 162.50 36.50 0.00 0.00 9.00 133.00 192.50 413.00 1645.00a
1909360.00 339.00 346.50 155.00 94.50 11.00 0.50 0.00 6.00 75.50 262.50 429.50 2080.00
1910461.50 381.50 226.00 117.50 32.50a21.00 3.00a0.00 0.00 60.50 186.00 316.50 1806.00
1911-----z-----z-----z220.00 86.50n8.50g0.00u0.00l0.50r49.00h169.17c303.00h389.17j
1912131.00p165.00m340.34b226.50f54.50o7.00a4.00 0.00 7.25b106.50 63.50q297.00i465.09f
1913483.00 335.00 346.50 187.00 116.00 31.00a0.00 0.00 4.50 32.50 206.50 395.50 2137.50
1914348.50 268.50 163.50 149.50 131.00 20.50 0.00 0.00 9.00 50.00 95.50 430.50 1666.50
1915407.00 335.00 229.50 185.50 136.50 5.50 0.00 0.00 34.50 49.00 206.50 374.50 1963.50
1916456.50 202.00 163.00 128.00 74.00 17.00 1.00 1.50 4.00 148.00 259.00 446.50 1900.50
1917474.50 305.50a357.00 218.00 178.00 8.50 0.00 0.00 0.00 15.00 127.50 209.00 1893.00
1918383.50 283.00 233.50 145.00 99.00 0.00 0.00 0.00 0.00 10.00 210.00 384.50 1748.50
1919347.50 380.00 344.00 135.50 52.50 4.00 0.00 0.00 2.50 118.50 216.46b321.00 1921.96
1920350.50 277.50 328.00 236.50 104.50 9.50 0.00 0.00a5.00 126.50 236.50 390.00 2064.50
1921410.00 309.50 231.50 238.00 195.50 29.00 0.00 0.00 0.00 39.00 169.00 227.50 1849.00
1922479.00 361.00 373.50 286.50 68.50 16.00 0.00 0.00 0.00 53.50 289.50 281.00 2208.50
1923335.00 335.00 286.50 192.50 28.50 33.50 0.00 0.00 8.00 75.00 138.50 358.50 1791.00
1924404.00 218.50 334.00 219.00 43.50 0.50 0.00 0.00 0.50 130.50 200.50 410.50 1961.50
1925414.00 238.50 267.00 208.00 42.00 25.50 0.00 0.00 6.50 98.50 221.00 285.50 1806.50
1926384.00 216.50 140.00 73.50 45.50 1.00 0.00 0.00 6.50 54.00 72.00 423.50 1416.50
1927376.00 277.00 321.00 200.50 84.50 15.50 0.00 0.00 3.00 29.00 123.00 395.00 1824.50
1928330.00 320.00 207.00 188.00 38.00 12.50 0.00 0.00 0.00 68.00 195.00 376.50 1735.00
1929449.00 412.50 321.50 240.00 31.00 20.00 0.00g0.00 6.00 30.50 198.50 228.00 1937.00a
1930386.00 229.50 229.00 103.00 159.00 13.50 0.00 0.00 16.50 58.00 178.50 413.00 1786.00
1931398.50 307.00 244.50 93.00 18.50 9.50 0.00 0.00 9.00 58.00 309.50 452.50 1900.00
1932498.00 346.50 286.50 219.00 118.00 48.50a1.50 7.00 25.00 162.00 145.50 465.00 2322.50
1933507.00 449.50 309.00 255.00 231.50 20.00m0.00 0.00b5.00a56.90b206.48e372.50 2392.88a
1934381.50 203.00f112.50 54.50 40.00 34.00a0.00a0.00 11.00 46.67d206.50 294.23e1180.90a
1935406.50 292.30e391.73e130.50a98.50 8.50 1.50 0.00 0.00 67.50 297.50 342.00 2036.54
1936236.50k313.83e216.00a140.50 48.00 17.00a0.00a0.00 1.00 57.50 150.00 348.00 1291.83a
1937602.50 367.00 304.44d170.00a89.50 6.00 0.00a0.00e2.50 20.00 163.00 242.88e1967.83
1938304.00a241.00g296.50 161.50 91.55b13.98b0.00 0.00 0.00 63.75c245.38d237.00a1413.67a
1939388.00 347.50g326.50 95.00 69.00 20.00 0.00a0.00a0.50g30.00f115.50f198.00 1096.50d
1940265.50f273.00 193.85e124.80b17.50 4.00 0.00 0.00 0.50 41.79c168.00f215.00 870.44b
1941346.50 241.83e203.33d219.57b23.79b20.94c0.00 0.00b12.50 88.00 182.50 397.00 1735.97
1942336.50a400.00 347.00 218.00 99.83b4.50a0.00 0.50 0.50 56.00 210.00 332.00 2004.83
1943364.00 267.50 240.00 150.50 37.50c37.00 0.00a0.00 0.54c62.00a157.50a357.00a1673.54
1944385.50a406.00 312.00 254.50 76.00 49.00a0.00 0.00 5.50 30.00 251.00 322.50a2092.00
1945437.59b340.50a405.50a265.00 123.46e34.02d0.00d0.00 0.00 19.50a211.50 334.50 2171.57
1946377.00 394.00 328.00 117.00 74.00a0.00a0.00a0.00 0.00a113.50 287.93b357.41b2048.84
1947425.50 238.00 230.50 138.79b50.50a5.50 0.00b0.00 0.50a37.50 282.00 403.50 1812.29
1948356.00 428.50 433.00 193.50 111.00 33.50 0.00a0.00 8.00 67.50 172.00f479.00 2110.00a
1949667.50 470.00 403.00 164.00 116.00a7.50 0.00 4.50 5.00 118.33d100.50 423.00 2479.33
1950516.00 348.00 321.00 173.00 177.00 51.00 0.00a1.00 6.00 36.50 146.50 185.00 1961.00
1951378.50 347.00 266.50 150.50 117.00 22.50 0.50 2.00 2.50 52.00 207.50 414.00 1960.50
1952532.00 377.50a373.50 144.50 18.50 24.70c0.00a0.00 2.50 9.00 283.00 419.00 2184.20
1953279.50 256.50 298.50 172.00 86.50 19.50 0.00a0.00b0.50 31.00 117.00 265.50 1526.50
1954305.50 83.50 -----z-----z6.00x21.50a0.00a0.00a2.00 69.00 154.00 399.00 1034.50c
1955487.00 389.00 274.00 244.00 132.00 13.50 0.00 0.00 2.50 58.00a255.50 331.00 2186.50
1956242.50k465.00 298.00 220.00 54.50 1.04b0.00 0.00 0.00 69.50 188.50 333.50 1630.04a
1957426.00 242.00 296.00 177.00 110.50a7.50 0.00 0.00 0.00a96.50 310.50 316.00 1982.00
1958383.00 247.00a379.50 160.00a34.50 1.00 0.00 0.00 0.00 22.50 221.00 274.00 1722.50
1959303.00 361.00 140.00 52.00 64.50 0.00 0.00 0.00 1.00 22.00h-----z-----z921.50c
Period of Record Statistics
MEAN400.93 314.71 282.81 174.06 87.95 16.95 0.55 0.36 4.95 62.13 196.70 343.20 1907.81
S.D.76.44 78.35 74.26 53.80 49.28 12.99 1.92 1.24 7.22 36.52 58.81 72.14 224.00
SKEW1.11 -0.25 -0.25 -0.17 0.71 0.83 5.62 3.99 2.64 0.80 0.02 -0.33 0.10
MAX667.50 470.00 433.00 286.50 231.50 51.00 13.50 7.00 34.50 162.00 310.50 479.00 2479.33
MIN279.50 83.50 112.50 52.00 17.50 0.00 0.00 0.00 0.00 4.50 72.00 185.00 1416.50
YRS54.00 55.00 57.00 57.00 57.00 57.00 58.00 59.00 59.00 58.00 55.00 58.00 43.00