When to plant in Cascade Locks, OR

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

Safe to plant out

Apr 5

1 year in 10 has a later frost

Average last frost

Mar 8

about a 50% chance of a later one

Average first fall frost

Nov 24

1 year in 10 by Oct 31

Frost-free days

251

median, 1991–2020

Station used: Bonneville Dam · 6.1 km away · station 19 m, town 46 m. How we match towns to stations

This season

Plan your garden.

Build my Cascade Locks plan

Planting dates for common crops

Crop	Start indoors	Plant out or sow	Harvest from
Tomato	Mar 3 – Mar 17	Apr 28 – May 12	Jun 22
Sweet pepper	Feb 17 – Mar 3	Apr 28 – May 12	Jun 27
Lettuce (leaf)	Jan 20 – Jan 27	Feb 24 – Mar 10	Apr 5
Peas	—	Feb 24 – Mar 24	Apr 20
Bush beans	—	Apr 19 – May 10	Jun 8
Carrot	—	Mar 17 – Apr 28	May 16
Beet	—	Mar 17 – Apr 28	May 6
Potato	—	Mar 17 – Apr 7	May 26
Kale	Jan 20 – Feb 3	Mar 3 – Mar 17	Apr 15
Broccoli	Jan 13 – Jan 27	Feb 24 – Mar 17	Apr 25
Cucumber	Mar 31 – Apr 7	Apr 28 – May 12	Jun 17
Summer squash and zucchini	Mar 31 – Apr 7	Apr 28 – May 12	Jun 12
Winter squash	Mar 31 – Apr 7	Apr 28 – May 12	Jul 17
Sweet corn	—	Apr 19 – May 10	Jun 18
Onion (from sets)	—	Feb 24 – Mar 17	May 25
Garlic	—	Oct 19 – Nov 16 (fall)	following summer
Spinach	—	Feb 24 – Mar 24	Apr 3
Basil	Mar 17 – Mar 31	Apr 28 – May 12	Jun 24

Plan all 65 crops for Cascade Locks

Cascade Locks'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
1938	Mar 20
1939	Mar 5
1940	Mar 11
1941	Jan 15
1942	Mar 15
1943	Mar 20
1944	Mar 28
1945	Apr 2
1946	Mar 31
1947	Mar 1
1948	Apr 27
1949	Apr 4
1950	Mar 29
1951	Apr 21
1952	Apr 8
1953	Apr 10
1954	May 1
1955	Apr 26
1956	Mar 16
1957	Mar 27
1958	Mar 15
1959	Mar 4
1960	Mar 11
1961	Mar 6
1962	Mar 28
1963	Apr 2
1964	Apr 17
1965	Mar 26
1966	May 22
1967	Mar 12
1968	Apr 13
1969	Mar 15
1970	Apr 12
1971	Mar 21
1972	May 1
1973	Mar 23
1974	Mar 22
1975	Apr 9
1976	Mar 12
1977	Apr 17
1978	Feb 10
1979	Feb 16
1980	Apr 3
1981	Mar 7
1982	Apr 19
1983	Feb 7
1984	Feb 17
1988	Mar 12
1989	Mar 5
1990	Mar 14
1991	Jan 31
1993	Mar 13
1994	Feb 28
1995	Feb 16
1996	Mar 29
1998	Mar 29
1999	Apr 14
2000	Mar 31
2001	Apr 5
2002	Mar 22
2003	Mar 3
2004	Jan 10
2005	Feb 20
2006	Mar 20
2007	Feb 4
2009	Apr 5
2010	Mar 19
2011	Apr 9
2012	Mar 20
2013	Mar 23
2014	Mar 23
2015	Mar 6
2016	Jan 11
2017	Mar 18
2018	Mar 7
2019	Mar 15
2020	Mar 18
2021	Apr 13
2022	Apr 12
2023	Mar 27
2024	Mar 8
2025	Mar 8
2026	Mar 1

Each year's frost-free daysLong-term trend

See the data as a table

Year	Frost-free days
1938	233
1939	248
1940	247
1941	308
1942	264
1943	259
1944	236
1945	217
1946	210
1947	264
1948	194
1949	197
1950	228
1951	229
1952	221
1953	240
1954	212
1955	199
1956	247
1957	240
1958	245
1959	246
1960	259
1961	242
1962	244
1963	242
1964	211
1965	248
1966	198
1967	258
1968	215
1969	259
1970	223
1971	209
1972	215
1973	223
1974	239
1975	222
1976	260
1977	204
1978	274
1979	279
1980	247
1981	297
1982	205
1983	297
1984	257
1988	280
1989	287
1990	279
1991	320
1992	336
1993	254
1994	262
1995	295
1996	263
1998	251
1999	255
2000	224
2001	236
2002	222
2003	242
2004	314
2006	224
2007	292
2009	241
2010	248
2011	225
2012	270
2013	242
2014	233
2015	260
2016	329
2017	251
2018	251
2019	226
2020	221
2021	246
2022	210
2023	241
2024	231
2025	297

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

See the data as a table

Year	Growing-season temperature
1938	18.0 °C
1939	17.4 °C
1940	18.2 °C
1941	17.2 °C
1942	17.1 °C
1943	16.3 °C
1944	16.1 °C
1945	16.1 °C
1946	16.2 °C
1947	16.2 °C
1948	15.5 °C
1949	16.3 °C
1950	15.8 °C
1951	16.4 °C
1952	16.6 °C
1953	15.6 °C
1954	15.0 °C
1955	14.6 °C
1956	16.4 °C
1957	16.6 °C
1958	17.7 °C
1959	15.8 °C
1960	15.9 °C
1961	16.7 °C
1962	15.9 °C
1963	15.8 °C
1964	14.9 °C
1965	15.5 °C
1966	16.1 °C
1967	17.6 °C
1968	15.8 °C
1969	16.3 °C
1970	15.8 °C
1971	15.4 °C
1972	15.8 °C
1973	16.1 °C
1974	16.1 °C
1975	15.6 °C
1976	15.5 °C
1977	16.2 °C
1978	16.1 °C
1979	16.8 °C
1980	16.0 °C
1981	16.3 °C
1982	16.1 °C
1983	16.1 °C
1984	15.6 °C
1988	17.0 °C
1989	17.0 °C
1990	17.6 °C
1991	16.5 °C
1992	18.3 °C
1993	16.4 °C
1994	17.6 °C
1995	17.0 °C
1996	16.1 °C
1997	17.2 °C
1998	16.7 °C
1999	15.9 °C
2000	16.8 °C
2001	16.3 °C
2002	16.8 °C
2003	17.3 °C
2004	17.5 °C
2005	16.7 °C
2006	17.3 °C
2007	16.7 °C
2009	16.9 °C
2010	15.6 °C
2011	15.4 °C
2012	16.2 °C
2013	17.0 °C
2014	17.4 °C
2015	17.9 °C
2016	17.3 °C
2017	17.1 °C
2018	17.2 °C
2019	16.4 °C
2020	16.8 °C
2021	17.6 °C
2022	16.6 °C
2023	17.4 °C
2024	16.9 °C
2025	17.7 °C
2026	17.4 °C

What this means for you: Since 1938, Cascade Locks's last spring frost has come about 2 days earlier per decade, on average. The frost-free season has grown by about 3 days per decade. Year-to-year swings are large, so keep using the safe date rather than the trend.

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

Nearby towns

Stevenson, WA Carson, WA Odell Hood River White Salmon, WA Mount Hood Village