GRAND VIEW 4 NW, IDAHO

NCDC 1971-2000 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Monthly
Mean Max. Temperature (F) 38.4 47.2 57.7 66.1 74.5 83.0 90.7 89.8 79.3 66.5 49.5 38.3 65.1
Highest Mean Max. Temperature (F) 48.5 54.7 65.2 76.6 83.8 90.1 98.6 95.2 87.4 76.0 59.5 43.9 98.6
Year Highest Occurred 1998 1992 1992 1987 1992 1986 1985 1971 1979 1988 1999 1977 1985
Lowest Mean Max. Temperature (F) 27.0 36.9 51.1 57.3 67.0 76.4 82.2 81.7 69.4 61.4 38.5 22.2 22.2
Year Lowest Occurred 1979 1989 1976 1975 1977 1984 1993 1976 1985 1984 1985 1985 1985
Mean Temperature (F) 29.9 36.4 44.3 51.6 59.7 67.4 73.5 71.9 62.0 51.0 38.7 29.6 51.3
Highest Mean Temperature (F) 38.7 43.2 50.5 58.6 67.1 73.4 79.3 76.0 67.9 57.7 45.3 36.3 79.3
Year Highest Occurred 1998 1986 1986 1987 1992 1986 1985 1971 1990 1988 1999 1996 1985
Lowest Mean Temperature (F) 15.9 26.9 37.0 45.6 53.0 62.6 66.8 65.6 55.9 47.8 29.1 14.9 14.9
Year Lowest Occurred 1979 1989 1976 1975 1977 1984 1993 1976 1985 1985 1985 1985 1985
Mean Min. Temperature (F) 21.4 25.5 30.8 37.0 44.9 51.7 56.3 53.9 44.7 35.4 27.9 20.8 37.5
Highest Mean Min. Temperature (F) 29.2 34.3 37.0 43.7 50.3 57.7 61.5 58.3 51.2 39.3 34.0 29.0 61.5
Year Highest Occurred 1978 1986 1986 1990 1992 1988 1975 1983 1998 1988 1983 1996 1975
Lowest Mean Min. Temperature (F) 4.8 16.8 23.0 31.6 39.0 47.0 51.3 48.5 38.8 28.2 19.5 6.0 4.8
Year Lowest Occurred 1979 1989 1976 1979 1977 1979 1993 1979 1979 1978 1993 1990 1979
Mean Precipitation (in.) 0.64 0.57 0.79 0.66 0.85 0.66 0.25 0.22 0.59 0.51 0.78 0.59 7.11
Highest Precipitation (in.) 1.34 2.09 2.51 1.49 3.12 2.32 1.05 1.68 2.41 1.97 1.73 1.78 3.12
Year Highest Occurred 1978 1986 1993 1981 1998 1971 1975 1976 1985 1975 1981 1983 1998
Lowest Precipitation (in.) 0.02 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.07 0.00 0.00
Year Lowest Occurred 1992 1997 1994 1989 1992 2000 2000 2000 1999 1999 1976 1989 1997
Heating Degree Days (F) 1088. 802. 642. 410. 199. 64. 11. 20. 146. 437. 790. 1100. 5709.
Cooling Degree Days (F) 0. 0. 0. 6. 34. 135. 275. 234. 56. 0. 0. 0. 740.

Western Regional Climate Center, wrcc@dri.edu