Frost Report

All states California

Frost dates for Baker, CA

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 14

typical year

Safe to plant

March 4

frost is over in 9 of 10 years

First fall frost

November 27

typical year

Growing season

287 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 17 – 31 –
Spinach – Jan 3 – 24 Oct 2 – 16
Lettuce – Jan 17 – Feb 7 Oct 2 – 16
Radishes – Jan 17 – Feb 28 Oct 16 – 30
Onions – Jan 17 – 31 –
Potatoes – Jan 24 – Feb 7 –
Carrots – Jan 24 – Feb 14 Sep 4 – 18
Beets – Jan 17 – 31 Sep 18 – Oct 2
Kale Dec 6 – 20 Jan 17 – 31 Sep 18 – Oct 2
Broccoli Dec 6 – 20 Jan 31 – Feb 14 Sep 18 – Oct 2
Cabbage Nov 22 – Dec 6 Jan 17 – 31 Sep 18 – Oct 2
Garlic – – Oct 16 – Nov 6
Warm-season crops
Tomatoes Jan 7 – 21 Mar 4 – 18 –
Peppers Dec 31 – Jan 14 Mar 11 – 25 –
Cucumbers – Mar 4 – 25 –
Zucchini – Mar 4 – Apr 1 –
Pumpkins – Mar 4 – 25 –
Green beans – Mar 4 – Sep 18 –
Sweet corn – Mar 4 – Apr 1 –
Basil Jan 28 – Feb 11 Mar 11 – 18 –

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 4February 14January 25
Fall frost before November 12November 27December 9

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 30 (February 20 in a late year), and the first one in fall around December 8.

Where these dates come from

NOAA weather station BAKER, CA US (USC00040436), 1991–2020 climate normals. It's the nearest station for 1 zip code, all within 6 miles:

92309

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