When to plant in Kodiak Station, AK

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

Safe to plant out

May 23

1 year in 10 has a later frost

Average last frost

May 12

about a 50% chance of a later one

Average first fall frost

Sep 30

1 year in 10 by Sep 20

Frost-free days

139

median, 1991–2020

Station used: Kodiak Ap · 6.8 km away · station 5 m, town 286 m. How we match towns to stations

The station sits 281 m lower than the town, so frost dates here may be off by a week or more. Check them against local experience.

This season

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Planting dates for common crops

Crop	Start indoors	Plant out or sow	Harvest from
Tomato	May 6 – May 20	Jul 1 – Jul 15	Aug 25
Sweet pepper	Apr 22 – May 6	Jul 1 – Jul 15	Aug 30
Lettuce (leaf)	Mar 31 – Apr 7	May 5 – May 19	Jun 14
Peas	—	May 5 – Jun 2	Jun 29
Bush beans	—	Jun 21 – Jul 12	Aug 10
Carrot	—	May 23 – Jul 4	Jul 22
Beet	—	May 23 – Jul 4	Jul 12
Potato	—	May 23 – Jun 13	Aug 1
Kale	Mar 31 – Apr 14	May 12 – May 26	Jun 24
Broccoli	Mar 24 – Apr 7	May 5 – May 26	Jul 4
Cucumber	Jun 3 – Jun 10	Jul 1 – Jul 15	Aug 20
Summer squash and zucchini	Jun 3 – Jun 10	Jul 1 – Jul 15	Aug 15
Winter squash Season likely too short	Jun 3 – Jun 10	Jul 1 – Jul 15	Sep 19
Sweet corn	—	Jun 21 – Jul 12	Aug 20
Onion (from sets)	—	May 5 – May 26	Aug 3
Garlic	—	Sep 2 – Sep 30 (fall)	following summer
Spinach	—	May 5 – Jun 2	Jun 12
Basil	May 20 – Jun 3	Jul 1 – Jul 15	Aug 27

Plan all 65 crops for Kodiak Station

Kodiak Station'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
1949	May 6
1950	May 5
1951	Apr 29
1952	May 20
1953	May 8
1954	Apr 22
1955	May 2
1956	Apr 19
1957	Apr 15
1958	May 11
1959	Apr 25
1960	Apr 27
1961	Apr 20
1962	Apr 30
1963	May 8
1964	May 10
1965	May 17
1966	May 29
1967	May 18
1968	Jun 2
1969	May 15
1970	May 5
1971	May 8
1972	May 22
1973	Jun 4
1974	May 22
1975	May 23
1976	May 14
1977	May 28
1978	Apr 22
1979	Apr 5
1980	Apr 15
1981	Apr 13
1982	May 16
1983	Apr 19
1984	May 6
1985	May 24
1986	May 21
1987	May 19
1988	May 17
1989	May 10
1990	May 22
1991	Apr 20
1992	May 14
1993	Apr 21
1994	May 28
1995	May 17
1996	May 22
1997	May 18
1998	May 17
1999	May 23
2000	May 25
2001	May 12
2002	May 2
2003	May 21
2004	Apr 26
2005	May 8
2006	May 17
2007	May 19
2008	May 22
2009	May 21
2010	May 22
2011	May 13
2012	May 16
2013	May 20
2014	Apr 30
2015	May 2
2016	Apr 26
2017	May 26
2018	May 7
2019	Apr 27
2020	Apr 30
2021	May 17
2022	Apr 26
2023	May 17
2024	May 12

Each year's frost-free daysLong-term trend

See the data as a table

Year	Frost-free days
1949	159
1950	160
1951	159
1952	148
1953	146
1954	177
1955	152
1956	156
1957	180
1958	145
1959	173
1960	162
1961	172
1962	157
1963	152
1964	159
1965	136
1966	127
1967	139
1968	118
1969	158
1970	150
1971	131
1972	122
1973	110
1974	132
1975	138
1976	145
1977	122
1978	163
1979	204
1980	175
1981	165
1982	140
1983	159
1984	155
1985	123
1986	137
1987	132
1988	128
1989	150
1990	125
1991	169
1992	128
1993	154
1994	124
1995	140
1996	116
1997	131
1998	137
1999	125
2000	115
2001	142
2002	153
2003	122
2004	150
2005	140
2006	135
2007	140
2008	131
2009	123
2010	134
2011	138
2012	134
2013	126
2014	153
2015	140
2016	152
2017	142
2018	165
2019	167
2020	163
2021	127
2022	183
2023	127
2024	137

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

See the data as a table

Year	Growing-season temperature
1949	8.4 °C
1950	8.1 °C
1951	8.9 °C
1952	8.1 °C
1953	9.8 °C
1954	9.0 °C
1955	8.1 °C
1956	7.9 °C
1957	10.1 °C
1958	8.9 °C
1959	9.6 °C
1960	8.7 °C
1961	9.5 °C
1962	9.0 °C
1963	9.2 °C
1964	8.8 °C
1965	8.6 °C
1966	7.9 °C
1967	9.4 °C
1968	9.3 °C
1969	9.6 °C
1970	9.2 °C
1971	8.1 °C
1972	7.5 °C
1973	7.6 °C
1974	8.9 °C
1975	7.1 °C
1976	9.1 °C
1977	8.5 °C
1978	9.5 °C
1979	11.1 °C
1980	10.3 °C
1981	10.5 °C
1982	9.0 °C
1983	10.7 °C
1984	9.7 °C
1985	7.9 °C
1986	8.4 °C
1987	9.2 °C
1988	9.2 °C
1989	10.1 °C
1990	10.2 °C
1991	9.3 °C
1992	9.1 °C
1993	10.3 °C
1994	9.5 °C
1995	9.5 °C
1996	9.3 °C
1997	10.5 °C
1998	8.8 °C
1999	8.8 °C
2000	9.0 °C
2001	9.7 °C
2002	9.4 °C
2003	9.7 °C
2004	10.1 °C
2005	10.2 °C
2006	8.8 °C
2007	8.8 °C
2008	8.2 °C
2009	9.0 °C
2010	9.0 °C
2011	9.1 °C
2012	8.8 °C
2013	9.6 °C
2014	10.6 °C
2015	10.6 °C
2016	11.4 °C
2017	9.7 °C
2018	10.4 °C
2019	11.4 °C
2020	10.7 °C
2021	9.7 °C
2022	10.7 °C
2023	9.0 °C
2024	8.9 °C

What this means for you: Since 1949, Kodiak Station's last spring frost has come about 1 day later per decade, on average. The frost-free season has shrunk 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 Kodiak Ap (NOAA GHCN-Daily). Years with too many missing days are left out.

Nearby towns

Kodiak