Frost Report

All states Oregon

Frost dates for Port Orford, OR

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

February 17

typical year

Safe to plant

March 19

frost is over in 9 of 10 years

First fall frost

December 3

typical year

Growing season

292 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 – Jan 20 – Feb 3 –
Spinach – Jan 6 – 27 Oct 8 – 22
Lettuce – Jan 20 – Feb 10 Oct 8 – 22
Radishes – Jan 20 – Mar 3 Oct 22 – Nov 5
Onions – Jan 20 – Feb 3 –
Potatoes – Jan 27 – Feb 10 –
Carrots – Jan 27 – Feb 17 Sep 10 – 24
Beets – Jan 20 – Feb 3 Sep 24 – Oct 8
Kale Dec 9 – 23 Jan 20 – Feb 3 Sep 24 – Oct 8
Broccoli Dec 9 – 23 Feb 3 – 17 Sep 24 – Oct 8
Cabbage Nov 25 – Dec 9 Jan 20 – Feb 3 Sep 24 – Oct 8
Garlic – – Oct 22 – Nov 12
Warm-season crops
Tomatoes Jan 22 – Feb 5 Mar 19 – Apr 2 –
Peppers Jan 15 – 29 Mar 26 – Apr 9 –
Cucumbers – Mar 19 – Apr 9 –
Zucchini – Mar 19 – Apr 16 –
Pumpkins – Mar 19 – Apr 9 –
Green beans – Mar 19 – Sep 24 –
Sweet corn – Mar 19 – Apr 16 –
Basil Feb 12 – 26 Mar 26 – Apr 2 –

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 March 19February 17December 28
Fall frost before November 8December 3January 11

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 January 6 (February 22 in a late year), and the first one in fall around December 22.

Towns that use these dates

This is the nearest NOAA station with frost records for 1 town.

Port Orford

Where these dates come from

NOAA weather station PORT ORFORD #2, OR US (USC00356784), 1991–2020 climate normals. It's the nearest station for 1 zip code, all within 8 miles:

97465

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