Last Day of Snow in Boulder
Data from 1949-2996
Last day of measurable snow (that is, greater than a trace) (1948-1995)
earliest day of last snow: Mar 22 (1992)
latest day: June 7 (1993)
average: April 25
first quartile April 14
median April 25
third quartile May 2
1949: 4/14 3.6
1950: 5/25 8.7
1951: 6/03 0.7
1952: 4/22 0.5
1953: 5/12 3.0
1954: 5/02 2.5
1955: 4/12 2.5
1956: 4/23 4.2
1957: 5/16 4.0
1958: 4/29 3.1
1959: 4/21 1.6
1960: 5/19 1.5
1961: 4/24 2.3
1962: 4/30 1.6
1963: 4/22 1.5
1964: 4/07 1.5
1965: 4/27 1.4
1966: 5/12 2.6
1967: 5/14 2.0
1968: 4/22 0.7
1969: 3/25 2.0
1970: 4/18 4.5
1971: 4/26 0.5
1972: 4/26 0.7
1973: 5/02 0.4
1974: 4/29 0.4
1975: 4/18 8.2
1976: 3/29 1.5
1977: 4/03 0.2
1978: 5/06 14.0
1979: 4/11 5.0
1980: 4/24 4.0
1981: 3/28 2.0
1982: 3/25 1.0
1983: 4/13 5.0
1984: 4/21 2.0
1985: 4/25 0.9
1986: 4/17 1.5
1987: 4/21 0.2
1988: 5/02 1.0
1989: 4/30 3.1
1990: 5/01 0.1
1991: 5/05 0.4
1992: 3/22 2.0
1993: 6/07 0.1
1994: 4/30 0.8
1995: 5/24 0.8
1996: 4/22 1.2
1997: 4/26 1.2
1998: 4/20 0.2
2001: 5/21 3.6
2002: 5/24 1.1
2003: 5/10 5.2
2004: 4/30 1.9
2005: 5/01 0.2
2006: 5/10 0.1
[Pages are for curiosity only; there are no guarantees that the data is correct}
