LITTLETON, COLORADO

Monthly Extreme Minimum Temperature (Degrees Fahrenheit)

(055056)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 199401
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
1978 ----- z ----- z ----- z ----- z 21.00 39.00 e 49.00 42.00 29.00 27.00 10.00 -16.00 -16.00
1979 -11.00 -6.00 12.00 11.00 26.00 36.00 51.00 b 44.00 36.00 16.00 0.00 1.00 -11.00
1980 -4.00 a -7.00 2.00 17.00 35.00 43.00 52.00 47.00 37.00 17.00 10.00 15.00 -7.00
1981 11.00 -14.00 10.00 22.00 29.00 42.00 51.00 51.00 41.00 20.00 12.00 -1.00 -14.00
1982 -11.00 -22.00 15.00 20.00 31.00 39.00 47.00 52.00 40.00 25.00 6.00 -9.00 -22.00
1983 1.00 5.00 12.00 8.00 30.00 38.00 50.00 55.00 a 29.00 25.00 3.00 -20.00 -20.00
1984 -20.00 3.00 2.00 24.00 33.00 39.00 55.00 56.00 28.00 18.00 8.00 3.00 -20.00
1985 -16.00 -12.00 3.00 28.00 33.00 41.00 49.00 47.00 17.00 24.00 3.00 -7.00 -16.00
1986 10.00 -8.00 23.00 20.00 35.00 47.00 53.00 52.00 31.00 21.00 5.00 -8.00 -8.00
1987 -7.00 14.00 9.00 19.00 37.00 44.00 44.00 47.00 36.00 24.00 8.00 -8.00 -8.00
1988 -12.00 6.00 13.00 17.00 a 28.00 42.00 49.00 48.00 31.00 23.00 11.00 -1.00 -12.00
1989 1.00 -23.00 -5.00 6.00 27.00 42.00 52.00 47.00 30.00 15.00 10.00 -20.00 -23.00
1990 8.00 -2.00 9.00 23.00 28.00 40.00 49.00 49.00 40.00 21.00 9.00 -29.00 -29.00
1991 -10.00 4.00 18.00 17.00 26.00 a 45.00 50.00 52.00 30.00 5.00 -1.00 -2.00 -10.00
1992 -9.00 16.00 8.00 23.00 39.00 39.00 50.00 46.00 37.00 22.00 5.00 -2.00 -9.00
1993 -7.00 -10.00 5.00 26.00 28.00 43.00 48.00 48.00 30.00 2.00 -2.00 -4.00 -10.00
1994 -10.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z -10.00
Period of Record Statistics
MEAN -5.38 -3.73 9.07 18.73 30.38 41.19 49.94 48.94 32.62 19.06 6.06 -6.75 -14.60
S.D. 9.17 11.76 7.05 6.34 4.70 2.86 2.54 3.80 6.10 7.00 4.43 10.61 6.72
SKEW 0.51 0.02 -0.01 -0.66 0.06 0.21 -0.28 0.20 -0.74 -1.32 -0.48 -0.24 -0.70
MAX 11.00 16.00 23.00 28.00 39.00 47.00 55.00 56.00 41.00 27.00 12.00 15.00 -7.00
MIN -20.00 -23.00 -5.00 6.00 21.00 36.00 44.00 42.00 17.00 2.00 -2.00 -29.00 -29.00
NO YRS 16 15 15 15 16 16 16 16 16 16 16 16 15