TUCSON CP AVE EXP FM, ARIZONA

NCDC 1971-2000 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Monthly
Mean Max. Temperature (F) 66.6 70.2 75.0 82.7 91.3 100.6 100.7 98.8 95.7 86.1 74.7 66.9 84.1
Highest Mean Max. Temperature (F) 73.8 76.3 83.9 89.0 98.3 105.1 103.9 101.8 99.8 92.9 85.1 75.7 105.1
Year Highest Occurred 1986 2000 1972 2000 2000 1974 1978 1975 2000 1999 1999 1980 1974
Lowest Mean Max. Temperature (F) 60.3 62.1 66.3 75.7 86.8 97.1 96.1 94.5 90.6 79.0 68.2 60.5 60.3
Year Lowest Occurred 1979 1998 1973 1983 1995 1989 1984 1989 1996 1971 2000 1971 1979
Mean Temperature (F) 50.6 53.8 58.3 64.6 73.1 82.4 86.3 84.9 80.4 69.4 57.3 50.8 67.7
Highest Mean Temperature (F) 55.0 58.4 63.4 69.9 79.5 87.0 88.7 88.4 84.3 73.0 63.9 56.4 88.7
Year Highest Occurred 1981 1995 1972 2000 2000 1994 2000 1994 2000 1999 1999 1980 2000
Lowest Mean Temperature (F) 46.2 48.3 51.2 59.2 68.7 79.0 82.6 81.1 76.0 64.7 51.8 46.4 46.2
Year Lowest Occurred 1989 1990 1973 1975 1971 1991 1984 1972 1985 1971 1972 1974 1989
Mean Min. Temperature (F) 34.6 37.3 41.5 46.4 54.9 64.2 71.8 70.9 65.0 52.6 39.8 34.6 51.1
Highest Mean Min. Temperature (F) 43.5 43.3 46.2 51.9 60.7 70.8 75.4 75.2 69.9 56.5 43.7 41.0 75.4
Year Highest Occurred 1993 1995 1978 1981 2000 1994 1996 1994 1997 1977 1995 1991 1996
Lowest Mean Min. Temperature (F) 27.6 29.0 36.0 40.5 49.4 59.4 66.5 64.9 58.5 45.2 33.7 29.1 27.6
Year Lowest Occurred 1971 1974 1973 1975 1971 1975 1973 1972 1972 1982 1979 1974 1971
Mean Precipitation (in.) 1.07 1.07 1.01 0.37 0.21 0.25 1.82 2.10 1.18 1.26 0.81 1.25 12.40
Highest Precipitation (in.) 5.91 4.20 2.90 1.36 0.89 3.03 7.32 5.99 3.98 6.05 2.04 3.93 7.32
Year Highest Occurred 1993 1998 1973 1988 1978 2000 1999 1971 1974 1983 1978 1992 1999
Lowest Precipitation (in.) 0.00 0.00 0.00 0.00 0.00 0.00 0.09 0.25 0.00 0.00 0.00 0.00 0.00
Year Lowest Occurred 2000 1999 1984 1996 2000 1999 1993 1977 1979 1999 1999 1999 2000
Heating Degree Days (F) 446. 318. 230. 95. 15. 0. 0. 0. 0. 37. 247. 443. 1831.
Cooling Degree Days (F) 0. 3. 20. 81. 266. 522. 658. 615. 461. 170. 14. 0. 2810.

Western Regional Climate Center, wrcc@dri.edu