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
Aug 1 62° 91° 44° (1987) 104° (1971) 0.01" NA
Aug 2 62° 91° 43° (1988) 103° (1966) 0.01" NA
Aug 3 62° 91° 46° (1988) 105° (1949) 0.01" NA
Aug 4 62° 90° 47° (1980) 110° (1961) 0.01" NA
Aug 5 61° 90° 48° (1969) 106° (1990) 0.01" NA
Aug 6 61° 90° 43° (1969) 109° (1990) 0.01" NA
Aug 7 61° 90° 43° (1946) 106° (1983) 0" NA
Aug 8 61° 90° 40° (1995) 107° (1990) 0" NA
Aug 9 61° 90° 43° (1985) 103° (1971) 0" NA
Aug 10 61° 90° 49° (1947) 105° (1986) 0.01" NA
Aug 11 61° 90° 45° (1985) 102° (1996) 0.01" NA
Aug 12 61° 89° 44° (1966) 102° (1992) 0.01" NA
Aug 13 61° 89° 46° (1995) 104° (1963) 0.01" NA
Aug 14 61° 89° 45° (1987) 105° (1994) 0.01" NA
Aug 15 60° 89° 46° (1987) 100° (2007) 0.01" NA
Aug 16 60° 88° 44° (1960) 100° (1970) 0.01" NA
Aug 17 60° 88° 40° (1978) 101° (2001) 0.01" NA
Aug 18 60° 88° 38° (1995) 102° (1992) 0.01" NA
Aug 19 60° 88° 42° (1980) 105° (1946) 0.01" NA
Aug 20 59° 87° 46° (1984) 103° (1967) 0.01" NA
Aug 21 59° 87° 44° (1988) 101° (2005) 0.01" NA
Aug 22 59° 87° 45° (1988) 101° (1950) 0.01" NA
Aug 23 59° 87° 43° (1992) 107° (1969) 0.01" NA
Aug 24 59° 86° 34° (1992) 102° (1966) 0.01" NA
Aug 25 58° 86° 34° (1992) 99° (1958) 0.01" NA
Aug 26 58° 85° 39° (1993) 104° (1996) 0.01" NA
Aug 27 58° 85° 38° (1960) 100° (1986) 0.01" NA
Aug 28 57° 85° 39° (1960) 99° (2005) 0.01" NA
Aug 29 57° 84° 37° (1980) 98° (1998) 0.01" NA
Aug 30 57° 84° 37° (1965) 105° (1955) 0.02" NA
Aug 31 56° 84° 42° (1977) 102° (2004) 0.02" NA
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