SANTA ROSA SCHOOL, ARIZONA

Monthly Total Heating Degree Days

(027600)

Base Temperature = 65 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 197706
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
1959 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 v 32.00 192.32 b 418.00 642.32
1960 594.17 d 406.00 113.50 36.43 b 2.87 d 0.00 0.00 a 0.00 f 0.00 28.33 b 194.00 508.50 1883.79
1961 389.22 d 264.00 148.50 28.00 5.00 0.00 0.00 0.00 0.00 49.50 282.00 458.59 b 1624.81
1962 477.50 252.50 311.00 6.00 9.82 a 0.00 0.00 0.00 0.00 c 6.50 122.50 372.00 1557.82
1963 506.00 186.00 214.00 86.50 0.00 0.00 0.00 0.00 0.00 1.00 196.50 457.00 1647.00
1964 584.00 461.00 327.00 107.50 29.50 0.00 0.00 z 0.00 0.00 0.00 325.00 401.50 2235.50
1965 397.50 361.00 276.50 115.00 15.50 0.00 0.00 0.00 3.00 15.50 121.50 487.50 1793.00
1966 571.00 472.00 170.00 29.00 1.50 0.00 0.00 0.00 a 0.00 16.00 162.50 467.00 1889.00
1967 477.50 319.00 89.50 101.50 15.50 0.00 0.00 k 0.00 0.00 b 8.50 124.00 659.50 1795.00
1968 438.00 241.50 274.50 0.00 z 2.00 0.00 0.00 0.00 0.00 0.00 a 0.00 z 447.50 1403.50
1969 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 0.00 z 0.00 54.50 224.50 402.00 681.00
1970 471.50 243.50 257.00 181.00 17.00 0.00 0.00 0.00 d 0.00 a 46.50 166.73 d 432.50 1815.73
1971 482.00 276.00 174.00 92.00 10.33 a 0.00 a 0.00 a 0.00 a 0.00 129.00 278.00 552.00 1993.33
1972 495.50 263.00 27.50 49.50 0.00 a 0.00 q 0.00 l 0.00 b 0.00 92.47 b 371.90 a 554.38 a 1854.25
1973 579.46 e 421.68 c 426.80 c 144.83 a 8.00 0.00 0.00 a 0.00 b 0.00 7.48 b 225.52 a 352.37 a 2166.14
1974 456.45 b 326.50 149.50 25.86 a 8.50 0.00 d 0.00 0.00 0.00 a 41.00 259.00 586.79 c 1853.60
1975 508.00 391.48 a 256.00 200.17 a 21.70 a 0.00 0.00 0.00 i 0.00 42.37 a 233.28 a 0.00 z 1653.00
1976 423.27 e 223.20 a 272.00 104.00 9.00 0.00 a 0.00 0.00 0.00 60.97 a 198.00 479.00 1769.43
1977 504.78 a 169.00 j 264.00 f 70.86 a 25.46 c 0.00 c 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 601.11
Period of Record Statistics
MEAN 491.52 319.27 217.96 86.13 10.69 0.00 0.00 0.00 0.18 35.09 216.31 472.71 1810.99
S.D. 62.63 89.35 101.37 56.61 8.93 0.00 0.00 0.00 0.73 34.55 70.65 80.16 181.05
SKEW 0.17 0.36 0.06 0.49 0.64 0.00 0.00 0.00 3.75 1.24 0.52 0.67 0.48
MAX 594.17 472.00 426.80 200.17 29.50 0.00 0.00 0.00 3.00 129.00 371.90 659.50 2166.14
MIN 389.22 186.00 27.50 6.00 0.00 0.00 0.00 0.00 0.00 0.00 121.50 352.37 1557.82
NO YRS 17 16 16 16 17 16 14 14 17 18 17 17 10