GROTTO sta,

Monthly Extreme Minimum Temperature (Degrees Fahrenheit)

(453386)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 196912
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
1955 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 37.00 30.00 5.00 18.00 5.00
1956 11.00 1.00 15.00 27.00 b 31.00 37.00 37.00 40.00 31.00 29.00 21.00 15.00 1.00
1957 -4.00 20.00 27.00 31.00 36.00 a 39.00 41.00 40.00 37.00 28.00 26.00 30.00 a -4.00
1958 29.00 29.00 27.00 31.00 31.00 43.00 43.00 46.00 33.00 34.00 22.00 31.00 22.00
1959 8.00 25.00 29.00 31.00 31.00 42.00 40.00 40.00 41.00 31.00 20.00 27.00 8.00
1960 21.00 20.00 20.00 28.00 34.00 36.00 40.00 45.00 35.00 32.00 24.00 26.00 20.00
1961 24.00 32.00 22.00 28.00 35.00 39.00 43.00 46.00 34.00 29.00 22.00 20.00 20.00
1962 3.00 11.00 25.00 29.00 33.00 34.00 a 40.00 45.00 39.00 33.00 29.00 19.00 3.00
1963 10.00 28.00 27.00 29.00 31.00 40.00 a 43.00 46.00 41.00 31.00 c 27.00 25.00 10.00
1964 30.00 23.00 27.00 28.00 30.00 39.00 43.00 45.00 39.00 30.00 26.00 6.00 6.00
1965 22.00 27.00 21.00 29.00 30.00 36.00 41.00 41.00 36.00 32.00 30.00 19.00 19.00
1966 25.00 23.00 21.00 29.00 31.00 37.00 44.00 41.00 38.00 31.00 30.00 29.00 21.00
1967 26.00 28.00 26.00 30.00 36.00 39.00 43.00 42.00 39.00 34.00 25.00 18.00 18.00
1968 20.00 24.00 28.00 28.00 31.00 37.00 39.00 39.00 33.00 33.00 28.00 0.00 0.00
1969 12.00 21.00 21.00 30.00 31.00 43.00 b 35.00 a 31.00 34.00 26.00 30.00 26.00 12.00
Period of Record Statistics
MEAN 16.93 22.29 24.00 29.14 32.21 38.64 40.86 41.93 36.47 30.87 24.33 20.60 11.14
S.D. 10.32 7.99 4.02 1.29 2.15 2.71 2.60 4.10 3.07 2.26 6.32 8.76 8.95
SKEW -0.54 -1.47 -0.71 0.17 0.81 0.22 -0.85 -1.23 -0.10 -0.44 -1.95 -0.98 -0.24
MAX 30.00 32.00 29.00 31.00 36.00 43.00 44.00 46.00 41.00 34.00 30.00 31.00 22.00
MIN -4.00 1.00 15.00 27.00 30.00 34.00 35.00 31.00 31.00 26.00 5.00 0.00 -4.00
NO YRS 14 14 14 14 14 14 14 14 15 15 15 15 14