BLYTHE, CALIFORNIA

Monthly Total Heating Degree Days

(040924)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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
1913 651.50 327.70 a 299.50 26.38 a 12.00 0.00 0.00 0.00 b 0.00 32.00 147.00 477.92 a 1974.00
1914 353.92 a 306.00 69.50 33.00 0.00 0.00 0.00 x 0.00 0.00 18.00 144.00 549.50 1473.92
1915 499.50 297.50 165.00 17.00 32.50 0.00 0.00 0.00 0.00 3.50 280.50 455.50 1751.00
1916 434.50 196.50 82.50 h 13.00 0.00 p 0.00 g 0.00 r 0.00 0.00 52.50 295.50 555.00 1547.00
1917 547.00 337.50 316.00 64.00 12.50 0.00 0.00 0.00 0.00 37.00 185.50 346.50 1846.00
1918 436.21 c 277.50 106.50 28.00 8.00 0.00 0.00 0.00 0.00 19.00 240.00 459.00 1574.21
1919 419.50 336.50 191.50 8.28 a 0.00 0.00 0.00 0.00 0.00 62.50 256.00 364.00 1638.28
1920 359.00 173.50 146.50 5.00 0.00 0.00 0.00 0.00 0.00 c 45.00 189.50 447.50 1366.00
1921 411.50 210.00 22.50 54.50 11.00 0.00 0.00 e 0.00 0.00 23.50 172.00 298.00 1203.00
1922 514.50 307.50 187.00 99.50 16.00 0.00 0.00 0.00 t 0.00 16.00 287.50 308.00 1736.00
1923 358.00 264.50 143.50 23.00 0.00 0.00 0.00 0.00 0.00 29.00 136.00 405.50 1359.50
1924 477.00 168.50 198.00 26.50 0.00 0.00 0.00 0.00 0.00 23.50 188.50 465.00 1547.00
1925 458.50 170.00 93.50 47.00 0.00 0.00 0.00 0.00 0.00 9.50 227.00 315.50 1321.00
1926 466.50 170.00 42.50 1.50 0.00 0.00 0.00 0.00 0.00 0.00 97.50 449.50 1227.50
1927 347.00 181.50 139.00 55.50 0.50 0.00 0.00 0.00 0.00 2.50 100.50 444.00 1270.50
1928 354.50 236.00 53.50 17.50 0.00 0.00 0.00 0.00 0.00 19.50 141.50 420.50 1243.00
1929 483.50 348.00 120.50 51.00 0.00 0.00 0.00 0.00 0.00 31.50 226.50 280.50 1541.50
1930 422.50 123.00 118.50 4.00 22.50 0.00 0.00 0.00 0.00 4.00 179.00 491.00 1364.50
1931 419.50 200.50 88.50 16.00 0.00 0.00 0.00 0.00 0.00 6.50 294.00 486.50 1511.50
1932 513.50 280.68 a 70.55 b 33.10 a 1.00 0.00 0.00 0.00 0.00 18.50 129.50 524.00 1570.83
1933 510.50 435.00 85.00 57.00 22.00 0.00 0.00 0.00 0.00 0.00 172.00 413.00 1694.50
1934 341.00 102.00 0.00 9.00 0.00 0.00 0.00 0.00 0.00 4.00 157.50 336.00 949.50
1935 408.50 199.50 169.50 15.50 4.50 0.00 0.00 0.00 0.00 31.50 280.00 381.00 1490.00
1936 389.50 233.50 65.00 26.50 0.00 0.00 0.00 0.00 0.00 1.50 170.50 425.00 1311.50
1937 729.00 309.00 161.20 a 18.50 0.00 0.00 0.00 0.00 0.00 1.00 144.00 243.00 1605.70
1938 310.00 264.00 153.00 19.00 0.00 0.00 0.00 0.00 0.00 9.00 336.50 347.50 1439.00
1939 402.50 404.00 135.00 7.50 0.00 0.00 0.00 0.00 0.00 11.00 107.00 301.50 1368.50
1940 287.00 210.50 62.50 10.00 0.00 0.00 0.00 0.00 0.00 14.50 246.50 267.50 1098.50
1941 314.50 113.50 69.50 54.50 0.00 0.00 0.00 0.00 0.00 12.00 149.00 334.50 1047.50
1942 305.50 214.00 125.00 16.50 0.00 0.00 0.00 0.00 0.00 7.50 83.50 293.50 1045.50
1943 328.50 137.00 36.50 25.00 0.00 0.00 0.00 a 0.00 0.00 8.00 143.00 299.00 977.00
1944 386.00 308.50 134.50 13.00 0.00 0.00 0.00 0.00 0.00 0.00 176.50 289.50 1308.00
1945 351.00 181.50 114.00 17.50 0.00 0.00 0.00 0.00 0.00 0.50 222.00 475.50 1362.00
1946 411.50 378.50 120.00 10.00 0.00 0.00 0.00 0.00 0.00 17.50 202.50 260.00 1400.00
1947 411.00 113.50 47.00 9.50 0.00 0.00 0.00 0.00 0.00 a 6.00 227.00 374.50 1188.50
1948 314.00 258.00 191.50 9.50 1.00 0.00 0.00 0.00 0.00 8.35 e 193.00 431.50 1406.85
1949 606.00 322.50 121.00 10.50 0.00 0.00 0.00 0.00 0.00 27.00 27.50 406.50 1521.00
1950 446.50 107.50 54.50 6.50 2.00 0.00 0.00 0.00 0.00 0.00 84.00 195.50 896.50
1951 348.00 229.00 121.00 18.00 4.00 0.00 0.00 0.00 0.00 8.50 139.50 374.50 1242.50
1952 425.00 225.00 200.00 6.50 0.00 0.00 0.00 0.00 0.00 0.00 217.50 372.00 1446.00
1953 172.50 213.50 78.00 22.00 2.00 0.00 0.00 0.00 0.00 9.00 98.00 366.00 961.00
1954 348.50 53.00 126.00 0.00 0.00 0.00 0.00 0.00 0.00 11.50 29.50 367.00 935.50
1955 434.00 316.50 98.00 19.29 b 3.00 0.00 0.00 0.00 b 0.00 0.00 147.50 319.50 1337.79
1956 289.50 370.00 76.50 31.00 0.00 0.00 0.00 b 0.00 0.00 30.00 174.23 d 308.97 a 1280.20
1957 350.82 a 95.41 a 41.50 19.50 0.00 b 0.00 a 0.00 0.00 0.00 4.00 199.50 284.00 994.72
1958 292.00 112.00 154.00 38.00 0.00 0.00 0.00 0.00 0.00 1.50 128.50 209.50 935.50
1959 260.00 280.50 35.00 0.00 5.00 0.00 0.00 0.00 0.00 16.02 a 102.50 344.00 1043.02
1960 474.50 312.00 47.00 12.50 0.00 0.00 0.00 0.00 0.00 6.50 207.50 454.00 1514.00
1961 331.50 179.50 92.00 9.00 0.00 0.00 0.00 0.00 0.00 40.00 231.00 429.50 1312.50
1962 371.50 221.50 227.50 0.00 1.50 0.00 0.00 0.00 0.00 0.00 99.00 344.00 1265.00
1963 459.00 77.00 139.50 46.50 0.00 0.00 0.00 0.00 0.00 1.00 163.00 449.00 1335.00
1964 505.62 b 324.50 177.50 55.00 21.50 0.00 0.00 0.00 0.00 0.00 256.50 368.00 1708.62
1965 329.00 234.50 171.50 84.50 2.00 0.00 0.00 0.00 0.00 0.00 107.50 383.50 1312.50
1966 481.50 333.00 101.00 7.50 0.00 0.00 a 0.00 0.00 b 0.00 7.00 129.50 365.80 a 1425.30
1967 383.50 177.00 76.50 83.50 6.00 0.00 0.00 0.00 0.00 0.00 60.50 448.50 1235.50
1968 375.50 93.50 55.50 19.00 0.00 z 0.00 0.00 0.00 0.00 0.00 106.00 514.00 1163.50
1969 230.00 256.00 166.00 4.00 0.50 0.00 0.00 0.00 0.00 8.50 111.50 328.50 1105.00
1970 403.00 145.00 128.00 52.00 0.00 0.00 0.00 0.00 0.00 29.00 140.50 434.50 1332.00
1971 415.00 205.50 128.00 25.00 3.00 0.00 0.00 0.00 0.00 83.50 190.50 445.50 1496.00
1972 473.50 194.00 19.50 11.50 0.00 0.00 0.00 0.00 0.00 10.16 b 239.50 452.50 1400.66
1973 458.50 0.00 z 184.50 26.50 0.00 0.00 c 0.00 0.00 0.00 a 1.07 b 198.50 358.10 b 1227.17
1974 0.00 z 254.59 a 85.00 4.50 2.14 b 0.00 a 0.00 0.00 0.00 15.00 151.00 502.00 1014.23
1975 421.82 c 298.00 189.50 129.83 a 5.50 0.00 0.00 0.00 0.00 24.50 195.00 355.00 1619.15
1976 360.50 207.50 179.50 54.00 0.00 0.00 0.00 0.00 0.00 0.00 z 145.86 a 0.00 z 947.36
1977 381.50 204.08 b 198.00 27.50 12.00 0.00 b 0.00 0.00 0.00 1.50 101.50 274.50 1200.58
1978 354.50 196.50 0.00 z 21.50 0.00 z 0.00 a 0.00 0.00 0.00 0.00 196.00 487.50 1256.00
1979 501.00 273.50 124.50 21.00 2.07 a 0.00 0.00 0.00 0.00 a 3.88 c 209.50 319.00 1454.44
1980 240.00 146.50 124.50 27.50 0.00 z 4.50 0.00 z 0.00 0.00 26.87 a 170.36 b 236.00 976.22
1981 221.00 197.50 108.50 9.50 0.00 0.00 z 0.00 z 0.00 0.00 0.00 z 115.50 301.50 953.50
1982 375.00 156.50 110.50 20.50 0.00 0.00 0.00 z 0.00 0.00 7.50 216.50 436.00 1322.50
1983 331.50 182.50 0.00 z 59.00 1.00 0.00 0.00 0.00 0.00 0.00 160.50 299.50 1034.00
1984 309.00 239.00 51.00 23.50 0.00 0.00 0.00 0.00 0.00 21.50 197.00 401.00 1242.00
1985 389.50 283.00 121.00 2.50 0.00 0.00 0.00 0.00 0.00 0.50 211.00 373.50 1381.00
1986 245.50 168.50 51.00 1.50 0.00 0.00 0.00 0.00 0.00 1.00 110.00 380.00 957.50
1987 433.50 191.50 123.50 6.00 0.00 0.00 0.00 0.00 0.00 1.00 153.50 460.87 a 1369.87
1988 399.50 181.00 72.50 14.50 0.50 0.00 0.00 0.00 0.00 0.00 163.50 402.48 a 1233.98
1989 444.33 a 251.00 44.00 2.00 1.00 0.00 0.00 0.00 0.00 27.50 94.50 351.50 1215.83
1990 429.00 282.00 84.50 2.00 0.00 0.00 0.00 0.00 0.00 0.00 132.00 523.00 1452.50
1991 404.50 146.00 249.00 19.00 3.50 0.00 0.00 0.00 0.00 30.00 171.50 337.50 1361.00
1992 372.00 86.00 61.50 1.50 0.00 0.00 0.00 0.00 0.00 0.00 230.00 487.50 1238.50
1993 320.00 138.00 29.00 0.50 0.00 0.00 0.00 0.00 0.00 2.50 220.50 436.50 1147.00
1994 356.50 293.50 26.50 6.00 0.00 0.00 0.00 0.00 0.00 3.50 276.00 388.50 1350.50
1995 329.50 73.00 75.00 20.00 4.00 0.00 0.00 0.00 0.00 3.50 30.50 306.00 841.50
1996 281.50 98.50 42.00 0.00 0.00 0.00 0.00 0.00 0.00 67.00 80.00 259.50 828.50
1997 185.50 k 210.50 49.00 35.00 0.00 0.00 0.00 0.00 0.00 0.00 z 135.00 450.00 879.50
1998 308.00 271.50 0.00 z 61.50 0.00 0.00 z 0.00 0.00 0.00 6.00 157.50 387.00 1191.50
1999 298.00 195.50 74.92 a 92.59 a 3.62 a 0.00 d 0.00 g 0.00 l 0.00 l 0.00 h 0.00 z 401.85 d 1066.47
2000 127.00 r 167.62 d 37.50 f 0.00 0.00 0.00 e 0.00 e 0.00 b 0.00 a 6.20 a 161.00 k 159.00 r 173.82
2001 414.07 c 270.15 a 74.40 a 40.18 b 0.00 0.00 a 0.00 0.00 c 0.00 a 0.00 b 86.00 f 282.00 l 798.80
2002 369.50 160.50 134.50 1.00 0.00 0.00 0.00 0.00 0.00 0.00 89.00 403.50 1158.00
2003 193.50 237.50 66.00 32.00 1.00 0.00 0.00 0.00 0.00 0.00 d 169.50 g 265.00 g 530.00
2004 361.00 223.00 f 0.00 z 5.50 0.00 0.00 0.00 0.00 e 0.00 e 0.00 z 160.80 e 213.50 k 527.30
2005 288.50 185.00 37.50 0.00 0.00 j 0.00 0.00 z 0.00 0.00 0.00 e 65.50 l 385.78 d 896.78
2006 267.50 f 165.08 d 119.83 e 6.11 c 0.00 d 0.00 c 0.00 d 0.00 e 0.00 g 0.00 z 88.33 c 288.00 h 379.35
2007 376.77 e 164.00 59.23 c 3.00 f 0.00 h 0.00 0.00 0.00 e 0.00 m 0.00 61.50 j 429.98 d 1029.98
2008 402.00 189.50 65.21 b 0.00 d 0.00 0.00 0.00 0.00 0.00 k 5.50 i 42.50 n 448.90 e 1105.61
2009 109.00 q 139.00 j 2.00 z 27.50 u 0.00 n 0.00 k 0.00 s 0.00 z 0.00 y 26.00 i 67.00 w 260.50 k 0.00
2010 246.00 k 155.50 f 58.00 m 20.00 n 0.00 n 0.00 f 0.00 j 0.00 k 0.00 k 0.00 g 137.50 l 252.77 e 252.77
2011 174.50 p 200.50 i 33.00 g 15.50 t 0.00 n 0.00 l 0.00 s 0.00 h 0.00 y 0.00 l 29.00 v 210.50 n 0.00
2012 88.00 s 97.50 m 74.00 l 12.50 h 0.00 k 0.00 d 0.00 f 0.00 g 0.00 j 0.00 k 51.00 j 207.00 i 0.00
2013 203.50 m 148.50 o 11.00 m 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
Period of Record Statistics
MEAN 388.09 219.34 109.91 24.19 2.56 0.05 0.00 0.00 0.00 12.69 167.19 382.60 1316.29
S.D. 91.63 80.36 61.57 24.72 5.83 0.46 0.00 0.00 0.00 16.45 63.77 80.18 236.52
SKEW 0.63 0.24 0.84 1.74 3.08 9.54 0.00 0.00 0.00 1.94 0.18 -0.09 0.11
MAX 729.00 435.00 316.00 129.83 32.50 4.50 0.00 0.00 0.00 83.50 336.50 555.00 1974.00
MIN 172.50 53.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 27.50 195.50 828.50
NO YRS 92 94 90 95 90 94 89 94 92 89 89 91 73