OPTIMA LAKE, :

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(346740)

File last updated on Oct 29, 2012
*** Note *** Provisional Data *** After Year/Month 199410
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
1985 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 63.00 a 63.00
1986 81.00 d 80.00 c 85.00 b 93.00 93.00 a 100.00 107.00 103.00 96.00 82.00 a 75.00 b 64.00 107.00
1987 71.00 d 71.00 c 79.00 b 96.00 89.00 100.00 99.00 104.00 94.00 89.00 c 83.00 a 77.00 104.00
1988 72.00 b 72.00 e 83.00 87.00 92.00 d 103.00 99.00 a 103.00 98.00 a 88.00 a 83.00 c 72.00 d 103.00
1989 74.00 b 79.00 a 93.00 100.00 100.00 a 95.00 99.00 105.00 99.00 96.00 83.00 70.00 105.00
1990 82.00 78.00 80.00 88.00 98.00 107.00 103.00 104.00 101.00 ----- z 85.00 70.00 107.00
1991 58.00 76.00 87.00 90.00 97.00 a 97.00 103.00 101.00 98.00 96.00 70.00 70.00 103.00
1992 68.00 76.00 80.00 89.00 98.00 99.00 109.00 102.00 96.00 92.00 77.00 70.00 109.00
1993 62.00 71.00 80.00 88.00 92.00 102.00 104.00 106.00 96.00 95.00 73.00 f 75.00 106.00
1994 72.00 a 75.00 i 88.00 94.00 94.00 108.00 105.00 101.00 98.00 94.00 ----- z ----- z 108.00
Period of Record Statistics
MEAN 71.11 75.38 83.89 91.67 94.78 101.22 103.11 103.22 97.33 91.50 79.43 70.11 105.67
S.D. 7.83 3.62 4.76 4.39 3.63 4.29 3.62 1.72 2.06 4.90 5.53 4.51 3.06
SKEW -0.21 -0.13 0.69 0.70 -0.06 0.31 0.18 0.06 0.19 -0.88 -0.67 -0.20 0.35
MAX 82.00 80.00 93.00 100.00 100.00 108.00 109.00 106.00 101.00 96.00 85.00 77.00 109.00
MIN 58.00 71.00 79.00 87.00 89.00 95.00 99.00 101.00 94.00 82.00 70.00 63.00 103.00
NO YRS 9 8 9 9 9 9 9 9 9 8 7 9 3