DUCHESNE AP, :

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(422252)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 198010
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) JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
1974 ----- z ----- z 68.00 k 73.00 86.00 95.00 95.00 91.00 a 90.00 80.00 59.00 47.00 95.00
1975 55.00 48.00 a 60.00 65.00 83.00 86.00 93.00 94.00 89.00 a 80.00 b 62.00 46.00 a 94.00
1976 41.00 a 56.00 a 64.00 70.00 83.00 92.00 97.00 90.00 90.00 76.00 60.00 47.00 b 97.00
1977 48.00 58.00 65.00 78.00 78.00 92.00 95.00 a 93.00 a 91.00 78.00 63.00 58.00 95.00
1978 40.00 41.00 69.00 a 69.00 85.00 93.00 97.00 98.00 91.00 a 80.00 b 68.00 b 41.00 a 98.00
1979 35.00 42.00 c 55.00 73.00 85.00 c 94.00 d 94.00 e 97.00 c 89.00 d 82.00 e 50.00 e 44.00 d 97.00
1980 42.00 c 48.00 a 55.00 c 78.00 a 80.00 d 92.00 g 97.00 f 95.00 e 86.00 a 78.00 k ----- z ----- z 97.00
Period of Record Statistics
MEAN 43.50 48.83 61.33 72.29 82.86 92.00 95.17 94.00 89.43 79.33 60.33 47.17 95.33
S.D. 7.01 7.00 5.68 4.75 2.91 3.16 1.60 2.94 1.72 2.07 5.96 5.78 1.53
SKEW 0.60 0.22 0.01 -0.10 -0.64 -1.25 0.08 -0.01 -1.15 -0.47 -0.66 1.14 0.45
MAX 55.00 58.00 69.00 78.00 86.00 95.00 97.00 98.00 91.00 82.00 68.00 58.00 97.00
MIN 35.00 41.00 55.00 65.00 78.00 86.00 93.00 90.00 86.00 76.00 50.00 41.00 94.00
NO YRS 6 6 6 7 7 6 6 7 7 6 6 6 3