Boise, Idaho
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 24° 37° -17° (1950) 63° (1953) 1.39" 4.9"
February 29° 45° -15° (1989) 71° (1992) 1.14" 3.3"
March 34° 54° 6° (1971) 81° (1978) 1.41" 1.5"
April 39° 62° 19° (1968) 92° (1987) 1.27" 0.3"
May 47° 71° 22° (1982) 99° (2003) 1.27" 0.1"
June 54° 80° 31° (1995) 109° (1940) 0.74" 0"
July 60° 89° 35° (1986) 111° (1960) 0.39" 0"
August 60° 88° 34° (1992) 110° (1961) 0.3" 0"
September 51° 77° 23° (1970) 102° (1945) 0.76" 0"
October 41° 64° 11° (1971) 94° (1997) 0.76" 0.1"
November 32° 48° -3° (1985) 78° (1999) 1.38" 2.9"
December 24° 37° -25° (1990) 65° (1964) 1.38" 6.4"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Oct 1 46° 71° 29° (1950) 94° (1997) 0.03" NA
Oct 2 46° 71° 28° (1959) 90° (1975) 0.02" NA
Oct 3 45° 70° 29° (1973) 91° (1963) 0.02" NA
Oct 4 45° 70° 26° (1981) 88° (1996) 0.02" NA
Oct 5 45° 70° 24° (1974) 85° (1975) 0.02" NA
Oct 6 44° 69° 26° (1941) 87° (1988) 0.02" NA
Oct 7 44° 69° 24° (1990) 86° (1980) 0.02" NA
Oct 8 44° 68° 27° (1985) 87° (2004) 0.02" NA
Oct 9 43° 68° 18° (1985) 88° (1996) 0.02" NA
Oct 10 43° 68° 26° (1985) 87° (1951) 0.02" NA
Oct 11 43° 67° 22° (1990) 87° (1950) 0.02" NA
Oct 12 42° 67° 30° (1985) 82° (1950) 0.02" NA
Oct 13 42° 66° 20° (1985) 88° (1950) 0.02" NA
Oct 14 42° 66° 21° (1966) 86° (2005) 0.02" NA
Oct 15 42° 65° 21° (1992) 87° (1991) 0.02" NA
Oct 16 41° 65° 22° (1984) 83° (1991) 0.02" NA
Oct 17 41° 64° 26° (1998) 79° (1963) 0.02" NA
Oct 18 41° 64° 22° (1984) 82° (2003) 0.02" NA
Oct 19 40° 63° 24° (1995) 81° (2003) 0.02" NA
Oct 20 40° 63° 20° (1990) 84° (2003) 0.03" NA
Oct 21 40° 62° 23° (1996) 84° (2003) 0.03" NA
Oct 22 39° 61° 20° (1980) 80° (2003) 0.03" NA
Oct 23 39° 61° 20° (1945) 79° (1960) 0.03" NA
Oct 24 39° 60° 23° (1975) 76° (2007) 0.03" NA
Oct 25 39° 60° 23° (1997) 81° (1990) 0.03" NA
Oct 26 38° 59° 24° (1967) 77° (1986) 0.03" NA
Oct 27 38° 58° 22° (1970) 81° (1990) 0.03" NA
Oct 28 38° 58° 21° (1942) 78° (1990) 0.03" NA
Oct 29 37° 57° 11° (1971) 77° (1968) 0.03" NA
Oct 30 37° 57° 16° (1991) 74° (1944) 0.03" NA
Oct 31 37° 56° 13° (2002) 73° (1988) 0.04" NA
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