CONGRESS s, z

Monthly Extreme Minimum Temperature (Degrees Fahrenheit)

(022020)

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 198005
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
1970 ----- z 32.00 31.00 33.00 44.00 53.00 64.00 a 56.00 55.00 39.00 38.00 32.00 31.00
1971 17.00 29.00 27.00 37.00 42.00 50.00 68.00 65.00 48.00 29.00 34.00 25.00 17.00
1972 25.00 30.00 36.00 38.00 48.00 55.00 63.00 52.00 59.00 36.00 35.00 25.00 25.00
1973 28.00 32.00 30.00 35.00 40.00 55.00 59.00 65.00 54.00 45.00 29.00 33.00 28.00
1974 22.00 29.00 33.00 37.00 43.00 59.00 59.00 66.00 57.00 39.00 38.00 25.00 22.00
1975 25.00 28.00 29.00 32.00 36.00 54.00 65.00 63.00 60.00 44.00 30.00 30.00 25.00
1976 24.00 33.00 29.00 32.00 48.00 52.00 65.00 61.00 56.00 41.00 24.00 31.00 24.00
1977 27.00 32.00 30.00 31.00 39.00 57.00 67.00 65.00 55.00 50.00 37.00 31.00 27.00
1978 31.00 32.00 32.00 f 34.00 43.00 57.00 61.00 62.00 52.00 45.00 33.00 17.00 17.00
1979 16.00 25.00 30.00 32.00 37.00 54.00 60.00 56.00 b 55.00 35.00 27.00 25.00 b 16.00
1980 32.00 m 31.00 35.00 a 34.00 39.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 31.00
Period of Record Statistics
MEAN 23.89 30.27 31.00 34.09 41.73 54.60 63.10 61.10 55.10 40.30 32.50 27.40 23.00
S.D. 4.91 2.37 2.83 2.39 4.00 2.63 3.25 4.82 3.41 6.06 4.84 4.90 4.41
SKEW -0.41 -0.95 0.59 0.40 0.28 -0.04 0.05 -0.75 -0.60 -0.27 -0.41 -0.79 -0.63
MAX 31.00 33.00 36.00 38.00 48.00 59.00 68.00 66.00 60.00 50.00 38.00 33.00 28.00
MIN 16.00 25.00 27.00 31.00 36.00 50.00 59.00 52.00 48.00 29.00 24.00 17.00 16.00
NO YRS 9 11 10 11 11 10 10 10 10 10 10 10 8