When to plant in Truman, MN

Planting dates worked out from Truman's own frost records, not a generic zone chart.

Safe to plant out

May 4

1 year in 10 has a later frost

Average last frost

Apr 23

about a 50% chance of a later one

Average first fall frost

Oct 10

1 year in 10 by Oct 1

Frost-free days

170

median, 1991–2020

Station used: Fairmont · 20.5 km away · station 362 m, town 338 m. How we match towns to stations

This season

Plan your garden.

Build my Truman plan

Planting dates for common crops

Crop	Start indoors	Plant out or sow	Harvest from
Tomato	Mar 9 – Mar 23	May 4 – May 18	Jun 28
Sweet pepper	Feb 23 – Mar 9	May 4 – May 18	Jul 3
Lettuce (leaf)	Mar 3 – Mar 10	Apr 7 – Apr 21	May 17
Peas	—	Apr 7 – May 5	Jun 1
Bush beans	—	Apr 28 – May 19	Jun 17
Carrot	—	Apr 16 – May 28	Jun 15
Beet	—	Apr 16 – May 28	Jun 5
Potato	—	Apr 16 – May 7	Jun 25
Kale	Mar 3 – Mar 17	Apr 14 – Apr 28	May 27
Broccoli	Feb 24 – Mar 10	Apr 7 – Apr 28	Jun 6
Cucumber	Apr 6 – Apr 13	May 4 – May 18	Jun 23
Summer squash and zucchini	Apr 6 – Apr 13	May 4 – May 18	Jun 18
Winter squash	Apr 6 – Apr 13	May 4 – May 18	Jul 23
Sweet corn	—	Apr 28 – May 19	Jun 27
Onion (from sets)	—	Apr 7 – Apr 28	Jul 6
Garlic	—	Sep 26 – Oct 24 (fall)	following summer
Spinach	—	Apr 7 – May 5	May 15
Basil	Mar 23 – Apr 6	May 4 – May 18	Jun 30

Plan all 65 crops for Truman

Truman's weather over time

How the growing season has shifted here, year by year, from the station's own records.

Each year's last spring frostLong-term trend

See the data as a table

Year	Last spring frost
1893	Apr 30
1894	Apr 21
1895	May 13
1896	Apr 21
1898	Apr 19
1899	Apr 19
1901	May 25
1902	Apr 24
1903	May 1
1904	Apr 26
1905	Apr 30
1906	May 7
1907	May 27
1908	May 3
1909	May 10
1910	May 12
1911	May 3
1912	Apr 29
1913	Apr 27
1914	Apr 30
1915	May 18
1916	May 2
1917	May 6
1918	May 13
1919	Apr 26
1920	Apr 28
1921	May 16
1922	Apr 26
1923	May 12
1924	May 24
1925	May 11
1926	May 3
1927	Apr 24
1928	Apr 27
1929	May 16
1930	May 17
1931	May 22
1932	Apr 27
1933	Apr 27
1934	Apr 27
1935	May 3
1936	Apr 23
1937	May 14
1938	May 8
1939	Apr 21
1940	May 3
1941	Apr 24
1942	May 3
1943	May 12
1944	May 6
1945	May 9
1946	May 12
1947	May 28
1948	Apr 14
1949	Apr 24
1950	May 1
1951	Apr 26
1952	Apr 24
1953	May 13
1954	May 8
1955	May 8
1956	Apr 30
1957	May 4
1958	Apr 29
1959	Apr 21
1960	Apr 30
1961	May 2
1962	Apr 16
1963	May 22
1964	Apr 9
1965	Apr 26
1966	May 12
1967	May 4
1968	May 5
1969	Apr 27
1970	May 2
1971	May 12
1972	Apr 25
1973	May 3
1974	May 6
1975	Apr 12
1976	May 18
1977	Apr 8
1978	May 1
1979	May 12
1980	Apr 24
1981	May 10
1982	Apr 21
1983	Apr 21
1984	Apr 30
1985	Apr 9
1986	Apr 22
1987	Apr 4
1988	Apr 26
1989	May 6
1990	May 2
1991	Apr 21
1992	Apr 22
1993	Apr 19
1994	Apr 29
1995	Apr 27
1996	May 3
1997	May 15
1998	Apr 1
1999	Apr 16
2000	Apr 17
2001	Apr 25
2002	May 3
2004	Apr 13
2005	May 4
2006	Apr 8
2007	Apr 15
2008	Apr 30
2009	Apr 15
2010	Apr 9
2011	May 4
2012	Apr 17
2013	May 4

Each year's frost-free daysLong-term trend

See the data as a table

Year	Frost-free days
1893	147
1894	169
1895	139
1898	168
1899	161
1901	141
1902	146
1903	174
1904	162
1906	154
1907	137
1908	147
1909	153
1910	160
1911	169
1912	149
1913	146
1914	167
1915	139
1916	135
1917	152
1918	127
1919	166
1920	154
1921	140
1922	168
1923	159
1924	149
1925	147
1926	144
1927	165
1928	148
1929	124
1930	133
1931	163
1932	160
1933	167
1934	146
1935	146
1936	180
1937	146
1938	166
1939	157
1940	164
1941	185
1942	143
1943	155
1944	155
1945	141
1946	151
1947	120
1948	184
1949	181
1950	154
1951	151
1952	162
1953	146
1954	150
1955	159
1956	161
1957	167
1958	181
1959	172
1960	171
1961	151
1962	189
1963	159
1964	182
1965	152
1966	155
1967	146
1968	151
1969	167
1970	159
1971	168
1972	157
1973	177
1974	138
1975	186
1976	140
1977	185
1978	165
1979	146
1980	151
1981	144
1982	180
1983	152
1984	148
1985	167
1986	172
1987	181
1988	160
1989	149
1990	168
1991	151
1992	175
1993	165
1994	178
1995	147
1996	152
1997	151
1998	194
1999	170
2000	171
2001	163
2002	162
2004	185
2005	156
2006	185
2007	195
2008	170
2009	176
2010	201
2011	167
2012	172

Each year's average temperature, April to SeptemberLong-term trend

See the data as a table

Year	Growing-season temperature
1893	16.1 °C
1894	17.7 °C
1895	17.5 °C
1898	16.6 °C
1899	16.6 °C
1900	17.9 °C
1902	16.1 °C
1903	16.3 °C
1904	15.9 °C
1906	17.2 °C
1907	14.6 °C
1908	16.7 °C
1909	16.1 °C
1910	17.1 °C
1911	17.4 °C
1912	16.5 °C
1913	17.2 °C
1914	18.6 °C
1915	16.7 °C
1916	17.1 °C
1917	15.9 °C
1918	16.8 °C
1919	16.6 °C
1920	16.7 °C
1921	18.9 °C
1922	18.5 °C
1923	17.9 °C
1924	15.7 °C
1925	18.6 °C
1926	17.7 °C
1927	16.8 °C
1928	16.9 °C
1929	17.4 °C
1930	18.6 °C
1931	19.2 °C
1932	18.1 °C
1933	19.1 °C
1934	18.8 °C
1935	17.3 °C
1936	19.2 °C
1937	18.7 °C
1938	18.0 °C
1939	18.4 °C
1940	17.1 °C
1941	18.4 °C
1942	17.0 °C
1943	16.8 °C
1944	16.7 °C
1945	15.6 °C
1946	16.9 °C
1947	16.4 °C
1948	18.0 °C
1949	17.7 °C
1950	14.7 °C
1951	15.6 °C
1952	17.8 °C
1953	17.1 °C
1954	17.4 °C
1955	19.7 °C
1956	17.4 °C
1957	17.8 °C
1958	17.6 °C
1959	18.4 °C
1960	17.6 °C
1961	16.8 °C
1962	17.0 °C
1963	18.2 °C
1964	17.9 °C
1965	16.6 °C
1966	16.9 °C
1967	16.3 °C
1968	17.1 °C
1969	17.1 °C
1970	17.1 °C
1971	16.7 °C
1972	16.7 °C
1973	17.1 °C
1974	16.6 °C
1975	17.2 °C
1976	18.1 °C
1977	19.1 °C
1978	17.7 °C
1979	16.2 °C
1980	17.6 °C
1981	17.5 °C
1982	16.7 °C
1983	17.4 °C
1984	17.2 °C
1985	16.8 °C
1986	17.5 °C
1987	19.2 °C
1988	19.5 °C
1989	17.5 °C
1990	17.6 °C
1991	18.3 °C
1992	15.9 °C
1993	16.0 °C
1994	17.4 °C
1995	17.0 °C
1996	16.2 °C
1997	16.9 °C
1998	19.0 °C
1999	18.1 °C
2000	17.8 °C
2001	18.1 °C
2002	18.0 °C
2004	17.2 °C
2005	18.5 °C
2006	18.5 °C
2007	18.5 °C
2008	17.1 °C
2009	16.8 °C
2010	18.5 °C
2011	17.9 °C
2012	19.2 °C
2013	17.0 °C

What this means for you: Since 1893, Truman's last spring frost has come about 1 day earlier per decade, on average. The frost-free season has grown by about 2 days per decade. Year-to-year swings are large, so keep using the safe date rather than the trend.

Source: daily records from Fairmont (NOAA GHCN-Daily). Years with too many missing days are left out.

Nearby towns

Fairmont Winnebago Saint James Madelia Sherburn Blue Earth