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
Jul 1 58° 86° 44° (1956) 99° (1963) 0.02" NA
Jul 2 58° 86° 41° (1955) 102° (1996) 0.02" NA
Jul 3 58° 86° 40° (1990) 106° (2001) 0.02" NA
Jul 4 59° 87° 43° (1959) 105° (2001) 0.02" NA
Jul 5 59° 87° 35° (1986) 104° (2007) 0.02" NA
Jul 6 59° 87° 41° (1986) 105° (2007) 0.02" NA
Jul 7 59° 88° 41° (1955) 108° (1989) 0.02" NA
Jul 8 59° 88° 40° (1981) 103° (1968) 0.02" NA
Jul 9 60° 88° 48° (1944) 106° (1956) 0.01" NA
Jul 10 60° 88° 48° (1977) 105° (2002) 0.01" NA
Jul 11 60° 89° 44° (1997) 109° (2002) 0.01" NA
Jul 12 60° 89° 45° (1943) 108° (2002) 0.01" NA
Jul 13 60° 89° 43° (1993) 110° (2002) 0.01" NA
Jul 14 60° 89° 44° (1981) 105° (2007) 0.01" NA
Jul 15 60° 90° 43° (1983) 105° (2005) 0.01" NA
Jul 16 61° 90° 42° (1993) 104° (1955) 0.01" NA
Jul 17 61° 90° 42° (1986) 108° (1998) 0.01" NA
Jul 18 61° 90° 42° (1993) 103° (2003) 0.01" NA
Jul 19 61° 90° 46° (1987) 111° (1960) 0.01" NA
Jul 20 61° 90° 43° (1972) 103° (2003) 0.01" NA
Jul 21 61° 90° 46° (1954) 107° (2005) 0.01" NA
Jul 22 61° 90° 44° (1954) 108° (2003) 0.01" NA
Jul 23 61° 90° 46° (1965) 107° (2003) 0.01" NA
Jul 24 61° 91° 46° (1993) 102° (2006) 0.01" NA
Jul 25 61° 91° 46° (1993) 104° (1984) 0.01" NA
Jul 26 61° 91° 48° (1969) 105° (1978) 0.01" NA
Jul 27 61° 91° 50° (1983) 108° (1975) 0.01" NA
Jul 28 62° 91° 45° (1959) 105° (1967) 0.01" NA
Jul 29 62° 91° 44° (1950) 103° (1960) 0.01" NA
Jul 30 62° 91° 46° (1950) 106° (2003) 0.01" NA
Jul 31 62° 91° 44° (1975) 106° (1992) 0.01" NA
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