When to plant in Payson, UT

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

Safe to plant out

May 7

1 year in 10 has a later frost

Average last frost

Apr 24

about a 50% chance of a later one

Average first fall frost

Oct 20

1 year in 10 by Oct 6

Frost-free days

177

median, 1991–2020

Station used: Spanish Fk Pwr House · 11.5 km away · station 1439 m, town 1418 m. How we match towns to stations

This season

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Planting dates for common crops

Crop	Start indoors	Plant out or sow	Harvest from
Tomato	Mar 12 – Mar 26	May 7 – May 21	Jul 1
Sweet pepper	Feb 26 – Mar 12	May 7 – May 21	Jul 6
Lettuce (leaf)	Feb 20 – Feb 27	Mar 27 – Apr 10	May 6
Peas	—	Mar 13 – Apr 10	May 7
Bush beans	—	Apr 30 – May 21	Jun 19
Carrot	—	Apr 3 – May 15	Jun 2
Beet	—	Mar 27 – May 8	May 16
Potato	—	Apr 3 – Apr 24	Jun 12
Kale	Feb 13 – Feb 27	Mar 27 – Apr 10	May 9
Broccoli	Feb 13 – Feb 27	Mar 27 – Apr 17	May 26
Cucumber	Apr 9 – Apr 16	May 7 – May 21	Jun 26
Summer squash and zucchini	Apr 9 – Apr 16	May 7 – May 21	Jun 21
Winter squash	Apr 9 – Apr 16	May 7 – May 21	Jul 26
Sweet corn	—	Apr 30 – May 21	Jun 29
Onion (from sets)	—	Mar 27 – Apr 17	Jun 25
Garlic	—	Oct 6 – Nov 3 (fall)	following summer
Spinach	—	Mar 13 – Apr 10	Apr 20
Basil	Mar 26 – Apr 9	May 7 – May 21	Jul 3

Plan all 65 crops for Payson

Payson'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
1910	Apr 16
1911	Apr 22
1912	May 14
1913	Jun 1
1914	Apr 23
1915	May 3
1916	May 25
1917	May 5
1918	Apr 28
1919	May 31
1920	May 6
1921	Apr 27
1922	Apr 19
1923	May 1
1924	Apr 26
1925	Apr 6
1926	Apr 2
1927	May 10
1928	Apr 22
1929	May 27
1930	May 8
1931	Apr 9
1932	Apr 23
1933	May 10
1934	Apr 5
1935	Apr 24
1936	May 6
1937	Apr 28
1938	May 18
1939	Apr 11
1940	Apr 7
1941	Apr 21
1942	May 3
1944	May 3
1945	May 18
1946	May 2
1947	Apr 24
1948	May 20
1949	Apr 3
1950	May 10
1951	May 13
1952	Apr 9
1953	May 13
1954	May 28
1955	May 16
1956	May 14
1957	Apr 27
1958	Apr 26
1959	Apr 21
1960	May 22
1961	May 5
1962	May 1
1963	Apr 24
1964	May 5
1965	May 7
1966	May 23
1967	May 14
1968	May 7
1969	Apr 26
1970	Apr 30
1971	May 17
1972	May 1
1973	May 2
1974	Apr 28
1975	May 26
1976	Jun 14
1977	May 18
1978	May 6
1979	May 9
1980	Apr 13
1981	May 7
1982	May 6
1983	May 16
1984	May 8
1985	Apr 24
1986	Apr 27
1987	Apr 19
1988	May 3
1989	Mar 31
1990	May 9
1991	Apr 29
1992	Mar 25
1993	Apr 20
1994	Apr 30
1995	Apr 16
1996	Apr 29
1997	May 2
1998	Apr 18
1999	May 11
2000	Mar 31
2001	Apr 13
2002	May 9
2003	May 6
2004	Apr 11
2005	Apr 15
2006	Apr 20
2007	Apr 19
2008	May 3
2009	Apr 27
2010	May 7
2011	May 2
2012	Apr 28
2013	May 2
2014	Apr 29
2015	Apr 16
2016	Apr 1
2017	May 19
2018	Apr 18
2019	May 1
2020	Apr 17
2021	Apr 12
2022	May 21
2023	Apr 21
2024	May 8
2025	Apr 19
2026	Apr 18

Each year's frost-free daysLong-term trend

See the data as a table

Year	Frost-free days
1910	141
1911	163
1913	115
1914	197
1915	152
1916	146
1917	165
1918	178
1919	130
1920	166
1921	155
1922	193
1923	165
1925	200
1926	175
1927	148
1928	182
1929	149
1930	160
1931	199
1932	169
1933	175
1934	174
1935	174
1936	169
1937	160
1938	153
1939	175
1940	205
1941	159
1942	138
1944	193
1945	123
1946	153
1947	180
1949	187
1950	142
1951	152
1952	188
1953	161
1954	151
1955	142
1956	162
1957	159
1958	151
1959	161
1960	139
1961	142
1962	188
1963	190
1964	165
1965	132
1966	142
1967	153
1968	137
1969	162
1970	147
1971	133
1972	179
1973	177
1974	176
1975	134
1976	125
1977	145
1978	134
1979	163
1980	192
1981	159
1982	152
1983	175
1984	139
1985	157
1986	167
1987	205
1988	138
1989	209
1990	151
1991	177
1992	222
1993	192
1994	167
1996	170
1997	163
1998	170
1999	158
2000	215
2001	179
2002	172
2003	157
2004	203
2005	198
2006	180
2007	163
2008	160
2009	156
2010	172
2011	177
2012	179
2013	155
2014	181
2015	194
2016	229
2017	142
2018	179
2019	161
2020	188
2021	183
2022	154
2023	188
2024	174
2025	184

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

See the data as a table

Year	Growing-season temperature
1910	19.5 °C
1911	18.3 °C
1912	16.6 °C
1913	17.0 °C
1914	18.4 °C
1915	18.0 °C
1916	17.5 °C
1917	16.9 °C
1918	18.0 °C
1919	20.4 °C
1920	18.3 °C
1921	18.4 °C
1922	19.4 °C
1923	18.1 °C
1925	19.6 °C
1926	19.5 °C
1927	18.7 °C
1928	18.9 °C
1929	18.6 °C
1930	19.2 °C
1931	20.3 °C
1932	19.2 °C
1933	19.4 °C
1934	20.8 °C
1935	19.2 °C
1936	20.1 °C
1937	19.6 °C
1938	19.2 °C
1939	19.7 °C
1940	20.1 °C
1942	18.7 °C
1944	17.9 °C
1945	17.0 °C
1946	19.2 °C
1947	18.2 °C
1950	17.3 °C
1951	17.9 °C
1952	18.9 °C
1953	18.2 °C
1954	19.3 °C
1955	18.2 °C
1956	18.9 °C
1957	18.1 °C
1958	19.5 °C
1959	18.6 °C
1960	19.5 °C
1961	18.7 °C
1962	19.0 °C
1963	19.2 °C
1964	17.9 °C
1965	17.2 °C
1966	19.3 °C
1967	18.2 °C
1968	17.1 °C
1969	19.6 °C
1970	17.9 °C
1971	18.3 °C
1972	18.4 °C
1973	17.8 °C
1974	18.9 °C
1975	16.8 °C
1976	18.4 °C
1977	18.7 °C
1978	18.0 °C
1979	18.9 °C
1980	18.4 °C
1981	19.5 °C
1982	17.7 °C
1983	17.5 °C
1984	18.2 °C
1985	19.4 °C
1986	18.9 °C
1987	19.1 °C
1988	19.6 °C
1989	19.4 °C
1990	19.6 °C
1991	17.9 °C
1992	19.6 °C
1993	18.0 °C
1994	20.6 °C
1995	17.9 °C
1996	19.1 °C
1997	18.5 °C
1998	18.4 °C
1999	17.8 °C
2000	20.1 °C
2001	20.1 °C
2002	19.9 °C
2003	19.7 °C
2004	19.0 °C
2005	18.4 °C
2006	19.7 °C
2007	20.1 °C
2008	18.4 °C
2009	18.7 °C
2010	18.2 °C
2011	18.1 °C
2012	20.0 °C
2013	19.5 °C
2014	19.4 °C
2015	19.7 °C
2016	19.9 °C
2017	19.4 °C
2018	20.3 °C
2019	18.6 °C
2020	20.2 °C
2021	20.5 °C
2022	19.8 °C
2023	19.0 °C
2024	20.1 °C
2025	20.2 °C
2026	20.5 °C

What this means for you: Since 1910, Payson's last spring frost has stayed at about the same time of year. The frost-free season has grown by about 1 days per decade. Year-to-year swings are large, so keep using the safe date rather than the trend.

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

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