GRAND RAPIDS 1 N, st

Monthly Extreme Minimum Temperature (Degrees Fahrenheit)

(323665)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 196207
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
1950 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 28.00 x -12.00 -32.00 -32.00
1951 -37.00 -31.00 -22.00 20.00 30.00 38.00 44.00 39.00 20.00 a 4.00 -20.00 a -28.00 -37.00
1952 -32.00 -22.00 a -24.00 17.00 24.00 34.00 a 39.00 36.00 27.00 9.00 a -4.00 -12.00 -32.00
1953 -27.00 -22.00 -4.00 7.00 22.00 31.00 44.00 44.00 a 28.00 a 21.00 8.00 -13.00 -27.00
1954 -35.00 -5.00 -11.00 -4.00 b 19.00 32.00 42.00 41.00 25.00 17.00 4.00 -5.00 -35.00
1955 -24.00 -34.00 -18.00 23.00 17.00 40.00 48.00 38.00 25.00 9.00 -18.00 -33.00 -34.00
1956 -26.00 -38.00 -16.00 12.00 23.00 45.00 d 46.00 35.00 24.00 b 15.00 -1.00 a -18.00 -38.00
1957 -32.00 -23.00 a -3.00 b 8.00 26.00 39.00 c 46.00 41.00 25.00 12.00 1.00 a -27.00 a -32.00
1958 -22.00 -31.00 10.00 13.00 19.00 34.00 41.00 a 39.00 29.00 21.00 a -15.00 -22.00 a -31.00
1959 -26.00 -27.00 4.00 11.00 27.00 42.00 42.00 43.00 a 27.00 16.00 -12.00 4.00 -27.00
1960 -25.00 -18.00 -21.00 15.00 b 26.00 38.00 40.00 38.00 25.00 12.00 -10.00 -30.00 -30.00
1961 -30.00 -14.00 10.00 12.00 17.00 35.00 40.00 a 39.00 25.00 a 16.00 a 5.00 -23.00 -30.00
1962 -31.00 -29.00 -26.00 12.00 31.00 41.00 43.00 ----- z ----- z ----- z ----- z ----- z -31.00
Period of Record Statistics
MEAN -28.92 -24.50 -10.08 12.17 23.42 37.42 42.92 39.36 25.45 13.82 -6.17 -19.92 -31.44
S.D. 4.62 9.20 13.14 6.86 4.78 4.27 2.78 2.73 2.38 5.23 9.55 11.51 3.43
SKEW -0.25 0.60 0.38 -0.75 0.09 0.10 0.33 0.15 -0.76 -0.28 0.04 0.74 -0.17
MAX -22.00 -5.00 10.00 23.00 31.00 45.00 48.00 44.00 29.00 21.00 8.00 4.00 -27.00
MIN -37.00 -38.00 -26.00 -4.00 17.00 31.00 39.00 35.00 20.00 4.00 -20.00 -33.00 -37.00
NO YRS 12 12 12 12 12 12 12 11 11 11 12 12 9