COLORADO CITY, ARIZONA

NCDC 1971-2000 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Monthly
Mean Max. Temperature (F) 48.7 53.7 58.9 66.7 76.2 87.2 92.4 90.0 83.5 72.5 58.7 50.3 69.9
Highest Mean Max. Temperature (F) 58.5 65.3 69.4 75.3 84.7 94.1 96.0 95.2 89.3 79.3 67.7 60.2 96.0
Year Highest Occurred 1986 1995 1972 1989 1984 1994 1994 1994 1979 1988 1999 1980 1994
Lowest Mean Max. Temperature (F) 38.9 45.8 50.0 57.1 68.3 81.0 87.3 87.2 76.4 65.4 50.2 42.9 38.9
Year Lowest Occurred 1979 1998 1973 1975 1977 1998 1992 1979 1986 1972 2000 1992 1979
Mean Temperature (F) 36.0 40.8 45.3 52.0 61.0 70.9 76.8 75.0 68.2 56.9 44.4 36.8 55.3
Highest Mean Temperature (F) 44.1 48.7 51.6 58.3 66.5 74.9 80.1 78.6 72.4 62.4 50.2 44.6 80.1
Year Highest Occurred 1986 1995 1972 1989 1984 1994 1996 1994 1979 1988 1981 1980 1996
Lowest Mean Temperature (F) 28.1 36.2 39.8 44.7 55.9 65.7 73.2 72.5 62.4 50.0 39.0 29.1 28.1
Year Lowest Occurred 1973 1979 1973 1975 1977 1998 1999 1989 1986 1984 2000 1990 1973
Mean Min. Temperature (F) 23.2 27.8 31.6 37.3 45.8 54.5 61.1 59.9 52.9 41.3 30.1 23.2 40.7
Highest Mean Min. Temperature (F) 30.4 32.1 38.1 42.4 50.6 57.9 65.0 64.4 57.2 45.4 35.8 28.9 65.0
Year Highest Occurred 1978 1995 1978 1981 2000 1986 1996 1998 1990 1988 1981 1980 1996
Lowest Mean Min. Temperature (F) 15.4 22.6 25.7 30.3 39.9 49.6 55.9 56.4 47.4 34.0 25.1 14.9 14.9
Year Lowest Occurred 1973 1984 1977 1999 1999 1999 1993 1976 1985 1984 1992 1990 1990
Mean Precipitation (in.) 1.40 1.41 1.69 0.92 0.69 0.41 1.31 1.63 1.15 1.02 1.15 0.79 13.57
Highest Precipitation (in.) 4.95 3.90 5.46 3.77 2.84 1.71 4.78 4.79 8.04 3.66 3.07 2.92 8.04
Year Highest Occurred 1993 1998 1992 1988 1981 1972 1999 1982 1998 2000 1995 1984 1998
Lowest Precipitation (in.) 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.05 0.00 0.00 0.00 0.00 0.00
Year Lowest Occurred 1972 1974 1997 1991 1974 1996 1993 1985 1993 1999 1989 1989 1972
Heating Degree Days (F) 900. 679. 613. 398. 172. 23. 0. 0. 36. 269. 618. 876. 4584.
Cooling Degree Days (F) 0. 0. 0. 7. 48. 198. 365. 309. 132. 17. 0. 0. 1076.

Western Regional Climate Center, wrcc@dri.edu