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
Jun 1 51° 76° 31° (1984) 99° (2001) 0.03" NA
Jun 2 51° 76° 35° (1954) 97° (2007) 0.03" NA
Jun 3 51° 76° 38° (1973) 98° (2007) 0.03" NA
Jun 4 51° 77° 33° (1976) 98° (1969) 0.03" NA
Jun 5 52° 77° 37° (1976) 93° (1977) 0.03" NA
Jun 6 52° 77° 35° (1982) 101° (1977) 0.03" NA
Jun 7 52° 77° 31° (1995) 98° (1996) 0.03" NA
Jun 8 52° 78° 33° (1982) 94° (1996) 0.03" NA
Jun 9 53° 78° 36° (1984) 98° (1952) 0.03" NA
Jun 10 53° 78° 37° (1959) 97° (1949) 0.03" NA
Jun 11 53° 79° 36° (1990) 97° (1940) 0.03" NA
Jun 12 53° 79° 34° (1993) 102° (1940) 0.03" NA
Jun 13 54° 79° 37° (1981) 99° (1987) 0.03" NA
Jun 14 54° 80° 35° (1976) 105° (1974) 0.03" NA
Jun 15 54° 80° 34° (1945) 100° (1999) 0.02" NA
Jun 16 54° 80° 37° (1978) 104° (1974) 0.02" NA
Jun 17 55° 81° 37° (1949) 105° (1974) 0.02" NA
Jun 18 55° 81° 36° (1973) 103° (1974) 0.02" NA
Jun 19 55° 81° 37° (1996) 109° (1940) 0.02" NA
Jun 20 55° 82° 38° (1995) 101° (1961) 0.02" NA
Jun 21 56° 82° 40° (1989) 102° (1955) 0.02" NA
Jun 22 56° 82° 43° (1964) 104° (1988) 0.02" NA
Jun 23 56° 83° 39° (1993) 103° (1988) 0.02" NA
Jun 24 56° 83° 39° (1953) 98° (1992) 0.02" NA
Jun 25 56° 84° 38° (1966) 102° (1962) 0.02" NA
Jun 26 57° 84° 34° (1976) 102° (1968) 0.02" NA
Jun 27 57° 84° 41° (1980) 101° (2006) 0.02" NA
Jun 28 57° 85° 40° (1969) 102° (1984) 0.02" NA
Jun 29 57° 85° 39° (1947) 103° (1990) 0.02" NA
Jun 30 58° 85° 38° (1988) 103° (1950) 0.02" NA
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