JEROME, ARIZONA

NCDC 1961-1990 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 49.8 53.8 58.1 66.5 75.7 85.8 89.6 86.5 81.1 71.5 58.7 50.6 69.0
Highest Mean Max. Temperature (F) 59.0 63.3 71.1 76.4 83.0 91.0 93.9 91.8 85.7 77.6 64.6 58.8 71.8
Year Highest Occurred 1986 1977 1972 1989 1986 1990 1971 1985 1979 1965 1980 1980 1989
Lowest Mean Max. Temperature (F) 40.3 46.6 47.7 58.6 68.7 78.5 85.5 82.1 76.0 62.4 51.8 43.2 67.2
Year Lowest Occurred 1979 1969 1973 1975 1980 1967 1984 1984 1986 1984 1972 1971 1964
Mean Temperature (F) 41.1 44.2 47.8 55.3 64.1 74.0 78.1 75.7 70.4 60.9 49.3 41.8 58.6
Highest Mean Temperature (F) 49.4 50.1 59.2 65.5 69.8 79.9 81.3 80.0 74.2 66.1 53.5 48.9 61.9
Year Highest Occurred 1986 1963 1972 1989 1984 1990 1971 1985 1979 1988 1980 1980 1989
Lowest Mean Temperature (F) 33.0 37.3 39.9 47.4 56.9 67.6 74.6 72.0 65.1 53.5 43.5 35.9 57.0
Year Lowest Occurred 1979 1966 1973 1975 1977 1967 1986 1968 1986 1984 1972 1967 1964
Mean Min. Temperature (F) 32.3 34.5 37.5 44.1 52.4 62.2 66.6 64.8 59.7 50.3 39.9 33.1 48.1
Highest Mean Min. Temperature (F) 39.8 40.0 47.3 54.6 58.0 68.7 70.1 68.1 62.6 56.9 43.7 38.9 52.0
Year Highest Occurred 1986 1963 1972 1989 1984 1990 1988 1985 1979 1987 1989 1980 1989
Lowest Mean Min. Temperature (F) 25.6 27.0 32.1 36.2 42.4 56.4 62.1 61.8 54.0 44.5 34.4 26.4 46.1
Year Lowest Occurred 1979 1966 1973 1975 1977 1965 1987 1968 1985 1984 1979 1976 1975
Mean Precipitation (in.) 1.53 1.84 2.09 1.07 0.57 0.37 2.99 3.29 1.56 1.25 1.61 1.47 19.64
Highest Precipitation (in.) 6.30 8.42 5.84 4.43 3.10 2.15 6.32 8.41 8.23 8.74 6.81 5.28 36.01
Year Highest Occurred 1980 1980 1978 1965 1982 1987 1983 1984 1983 1972 1978 1965 1983
Lowest Precipitation (in.) 0.00 0.00 0.00 0.00 0.00 0.00 0.64 0.67 0.00 0.00 0.00 0.00 9.91
Year Lowest Occurred 1972 1974 1972 1989 1983 1989 1988 1962 1973 1986 1989 1976 1989
Heating Degree Days (F) 741. 582. 540. 316. 122. 11. 0. 0. 15. 179. 471. 719. 3696.
Cooling Degree Days (F) 0. 0. 7. 25. 94. 281. 406. 332. 177. 52. 0. 0. 1374.

Western Regional Climate Center, wrcc@dri.edu