Year	Date of Last Freeze	Temperature	Date of First Freeze	Temperature
1986	5/4/1986	29.77	10/18/1986	31.89
1987	5/5/1987	29.84	10/22/1987	31.96
1988	4/25/1988	29.98	10/14/1988	31.96
1989	4/24/1989	25.34	11/4/1989	28.18
1990	5/12/1990	31.96	10/26/1990	31.06
1991	4/18/1991	30.52	10/17/1991	31.55
1992	5/25/1992	31.28	10/6/1992	31.62
1993	4/27/1993	25.34	10/10/1993	29.21
1994	5/13/1994	29.84	11/11/1994	26.51
1995	4/25/1995	29.37	11/3/1995	30.29
1996	5/13/1996	31.71	11/3/1996	31.60
1997	5/7/1997	29.62	11/6/1997	30.96
1998	4/28/1998	30.81	10/30/1998	32.00
1999	4/25/1999	28.68	10/7/1999	30.84
2000	4/28/2000	30.75	10/28/2000	29.76
2001	4/29/2001	28.78	10/8/2001	31.34
2002	5/20/2002	28.75	10/25/2002	29.74
2003	4/27/2003	28.54	11/8/2003	31.40
2004	5/4/2004	30.71	11/9/2004	31.04
2005	4/14/2005	28.73	11/16/2005	31.43
2006	5/23/2006	31.56	11/1/2006	31.65
2007	5/14/2007	32.00	11/2/2007	30.42
2008	4/30/2008	30.45	10/19/2008	27.42
2009	5/18/2009	29.08	10/18/2009	27.99
2010	5/10/2010	29.78	11/1/2010	27.13
2011	4/30/2011	31.99	10/28/2011	31.16
2012	4/29/2012	25.84	10/12/2012	30.43

See this data for other stations:

4500 Chess Mar Drive | Ashtabula | Avon | Carver | Carver Bluffs | Chaska | Cherry Hill | Columbus | Coon Rapids H.S. | Deephaven | Delaware | Dufferin Park | E. Kerber Park | E. La Lake | E. Lions Park | E. Oakland Cemetary | E. Ridgemount Community Playfield | E. Tourn. Players Club | Eagan | Eastern | Farmington | Gary's Back Yard | Greenleaf Elementary | Hiawatha/Nokomis East | Honey Well Labs | Hwy. 10 | Hyland Park | Hyland Ski Area | I-94 Mile Post 217 | Inver Grove Acres | Jackson | Long Lake | Loretto | Madison | Mahoning* | Marriot City Center | Miami* | Mt Vernon* | Muck Crops | N. 169 & West Co. Hw. 9 | N. 212th St W- E.Cedar Ave | N. 35E- S. 94 | N. Birch Lake | N. Brooklyn Park Golf Course | N. Casey Lake Park | N. Cleary Lake | N. Lake St. | N. Locke Park | N. Moore Lake | N. Mora Municipal Aiport | N. Oak Creek Golf Course | NE Town & Country Club | North Central | North Henn. Comm. College | Northwest | NW Cottage Grove Ravine Park | NW. River Park | Perry | Piketon | Plymouth | Robbinsdale Middle School | Rogers | S. Diamond Path Park | S. Hidden Falls Crosby Park | S. Lake Minnetonka | S. Lake Rd. - E. Co. Rd. 113 | S. Lake St. | S. McDonald Lake | S. Silver Lake | S. University St. Thomas | Savage | SE Bunker Hills Golf Course | SE St Olaf College | Silver Lake | Solar Energy Data, BP | Southern* | St Paul | SW Crystal Airport | SW Point Douglas Rd. | Tangletown | The Landings On The Crow | U of M, Minn | U. of St. Thomas | UM Arboretum | Uptown | Uptown Minneapolis | Vicksburg & Hwy. 55 | W. Central Park | W. Hwy 95 | W. Indian Mounds Park | W. of Northland Park | W. of St. Croix N. 94 | W. of St. Croix S. 94 | W.Boss Lake | Western | Westonka | White Bear Lake | Woodbury | Wooster |