Frost Report

All states Washington

Frost dates for Naselle, WA

When the last spring frost and first fall frost usually come, and when to plant, from 30 years of NOAA weather records.

Last spring frost

April 24

typical year

Safe to plant

May 11

frost is over in 9 of 10 years

First fall frost

October 20

typical year

Growing season

179 days

frost-free, typical year

When to plant

Counted from this page's frost dates. Warm-season crops wait for the safe-to-plant date.

CropStart indoorsPlant outsideFall planting
Cool-season crops
Peas – Mar 27 – Apr 10 –
Spinach – Mar 13 – Apr 3 Aug 25 – Sep 8
Lettuce – Mar 27 – Apr 17 Aug 25 – Sep 8
Radishes – Mar 27 – May 8 Sep 8 – 22
Onions – Mar 27 – Apr 10 –
Potatoes – Apr 3 – 17 –
Carrots – Apr 3 – 24 Jul 28 – Aug 11
Beets – Mar 27 – Apr 10 Aug 11 – 25
Kale Feb 13 – 27 Mar 27 – Apr 10 Aug 11 – 25
Broccoli Feb 13 – 27 Apr 10 – 24 Aug 11 – 25
Cabbage Jan 30 – Feb 13 Mar 27 – Apr 10 Aug 11 – 25
Garlic – – Sep 8 – 29
Warm-season crops
Tomatoes Mar 16 – 30 May 11 – 25 –
Peppers Mar 9 – 23 May 18 – Jun 1 –
Cucumbers – May 11 – Jun 1 –
Zucchini – May 11 – Jun 8 –
Pumpkins – May 11 – Jun 1 –
Green beans – May 11 – Aug 11 –
Sweet corn – May 11 – Jun 8 –
Basil Apr 6 – 20 May 18 – 25 –

Onions: from sets. Green beans: until 10 weeks before the first fall frost. Garlic: harvest next summer.

The year at a glance

Start indoors Plant outside Fall planting

The chance of frost, by date

1 year in 10Half of years9 years in 10
Spring frost after May 11April 24March 31
Fall frost before October 1October 20November 7

Frost here means 32°F or colder. Read across: in 1 year in 10, spring frost carries on past the first date, which is why that date is the safe-to-plant date.

Hard freeze (28°F)

A hard freeze kills most garden plants, even hardy ones. The last one in spring usually comes around March 19 (April 16 in a late year), and the first one in fall around November 6.

Where these dates come from

NOAA weather station NASELLE 2 ENE, WA US (USC00455774), 1991–2020 climate normals. It's the nearest station for 1 zip code, all within 2 miles:

98638

Planting dates follow common university extension advice; your local extension service can fine-tune them for your soil and microclimate.