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
Jul 1 57° 87° 40° (1935) 104° (1924) 0.01" 0"
Jul 2 58° 88° 40° (1898) 105° (1924) 0.02" 0"
Jul 3 58° 88° 40° (1990) 106° (2001) 0.01" 0"
Jul 4 58° 88° 43° (1959) 106° (1937) 0.01" 0"
Jul 5 58° 89° 35° (1986) 106° (1896) 0.02" 0"
Jul 6 59° 89° 40° (1897) 105° (2007) 0.01" 0"
Jul 7 59° 89° 41° (1955) 108° (1989) 0.01" 0"
Jul 8 59° 90° 40° (1981) 103° (1968) 0.01" 0"
Jul 9 59° 90° 43° (1891) 106° (1956) 0.02" 0"
Jul 10 60° 90° 40° (1910) 105° (2002) 0.01" 0"
Jul 11 60° 91° 41° (1887) 109° (2002) 0.01" 0"
Jul 12 60° 91° 41° (1893) 111° (1898) 0.01" 0"
Jul 13 60° 91° 43° (1993) 110° (2002) 0.01" 0"
Jul 14 61° 91° 42° (1913) 107° (1898) 0.01" 0"
Jul 15 61° 92° 43° (1983) 105° (2005) 0.01" 0"
Jul 16 61° 92° 42° (1993) 109° (1898) 0.01" 0"
Jul 17 61° 92° 42° (1986) 108° (1998) 0.01" 0"
Jul 18 61° 92° 42° (1993) 106° (2009) 0.01" 0"
Jul 19 61° 92° 40° (1883) 111° (1960) 0.01" 0"
Jul 20 61° 93° 43° (1972) 108° (1931) 0.01" 0"
Jul 21 62° 93° 42° (1898) 107° (2005) 0.01" 0"
Jul 22 62° 93° 44° (1954) 108° (2003) 0.01" 0"
Jul 23 62° 93° 42° (1892) 107° (2003) 0.01" 0"
Jul 24 62° 93° 42° (1883) 108° (1933) 0" 0"
Jul 25 62° 93° 46° (1993) 109° (1891) 0.01" 0"
Jul 26 62° 93° 41° (1894) 105° (1978) 0.01" 0"
Jul 27 62° 93° 46° (1918) 108° (1975) 0.01" 0"
Jul 28 62° 93° 45° (1959) 106° (1934) 0.01" 0"
Jul 29 62° 93° 44° (1950) 104° (1934) 0.01" 0"
Jul 30 62° 93° 46° (1950) 106° (2003) 0.01" 0"
Jul 31 62° 93° 44° (1975) 109° (1892) 0.01" 0"
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