Boise, Idaho
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 25° 38° -17° (1950) 63° (1953) 1.24" 5.1"
February 28° 45° -15° (1989) 71° (1992) 1.03" 2.8"
March 34° 55° 6° (1971) 81° (1978) 1.39" 1.3"
April 39° 62° 19° (1968) 92° (1987) 1.23" 0.3"
May 47° 72° 22° (1982) 99° (2003) 1.39" 0"
June 54° 81° 31° (1995) 109° (1940) 0.69" 0"
July 60° 91° 35° (1986) 111° (1960) 0.33" 0"
August 60° 90° 34° (1992) 110° (1961) 0.24" 0"
September 51° 79° 23° (1970) 102° (1945) 0.58" 0"
October 41° 65° 11° (1971) 94° (1997) 0.75" 0.1"
November 32° 48° -3° (1985) 78° (1999) 1.35" 2.6"
December 24° 37° -25° (1990) 65° (1964) 1.55" 7"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Apr 1 37° 59° 11° (1936) 82° (1966) 0.04" 0"
Apr 2 37° 59° 20° (1976) 79° (1943) 0.04" 0"
Apr 3 37° 59° 21° (1970) 79° (1987) 0.04" 0.1"
Apr 4 38° 59° 23° (1909) 80° (1889) 0.04" 0"
Apr 5 38° 60° 17° (1895) 80° (1960) 0.04" 0"
Apr 6 38° 60° 19° (1895) 83° (1930) 0.04" 0"
Apr 7 38° 60° 23° (1984) 79° (1977) 0.04" 0"
Apr 8 38° 60° 20° (1890) 82° (1996) 0.04" 0.1"
Apr 9 38° 61° 20° (1890) 77° (1942) 0.04" 0"
Apr 10 38° 61° 20° (1883) 80° (1968) 0.04" 0"
Apr 11 38° 61° 23° (1953) 82° (1934) 0.04" 0"
Apr 12 39° 61° 21° (1890) 84° (1934) 0.04" 0"
Apr 13 39° 62° 19° (1968) 86° (1888) 0.04" 0"
Apr 14 39° 62° 20° (1883) 86° (1962) 0.04" 0"
Apr 15 39° 62° 21° (1995) 90° (1875) 0.04" 0.1"
Apr 16 39° 62° 20° (1960) 86° (1875) 0.04" 0"
Apr 17 39° 63° 21° (1964) 88° (1936) 0.04" 0"
Apr 18 40° 63° 21° (1968) 89° (1994) 0.04" 0"
Apr 19 40° 63° 22° (1966) 87° (1910) 0.05" 0"
Apr 20 40° 63° 20° (1985) 89° (1994) 0.04" 0"
Apr 21 40° 64° 23° (1968) 87° (1934) 0.04" 0"
Apr 22 40° 64° 24° (1968) 90° (1934) 0.05" 0"
Apr 23 41° 64° 25° (1992) 88° (1977) 0.04" 0"
Apr 24 41° 65° 22° (1950) 91° (1977) 0.04" 0"
Apr 25 41° 65° 26° (1961) 92° (1946) 0.04" 0"
Apr 26 41° 65° 24° (1985) 92° (1898) 0.04" 0"
Apr 27 41° 66° 26° (1966) 92° (1987) 0.04" 0"
Apr 28 42° 66° 29° (1996) 88° (1987) 0.05" 0"
Apr 29 42° 66° 27° (1975) 89° (1992) 0.04" 0"
Apr 30 42° 67° 25° (1972) 84° (1998) 0.04" 0"
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