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When to plant in North Logan, UT

USDA Zone 6a

Everything below — frost dates, hardiness zone, and what to plant when in North Logan, Utah — is derived from the closest NOAA station with complete climate normals.

In zone 6a, North Logan gardeners can grow many hardy perennials, while the last and first frost still dictate the annual vegetable calendar.

Station · LOGAN UTAH ST UNIV · 3.3 km
Last spring frost
April 30
50% chance · 32°F
First fall frost
October 16
50% chance · 32°F
Growing season
169 days
frost-free
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Frost calendar for North LoganA year-band showing 32°F frost risk from January to December for North Logan: last spring frost around April 30, first fall frost around October 16, about 169 frost-free days between.
Shaded months carry frost risk; the clear span is the average frost-free season.

Frost probability

LOGAN UTAH ST UNIV · 1991–2020

The date the last spring and first fall frost occur, by threshold and probability. A 90% date is later in spring — and earlier in fall — than a 10% date; the 50% · 32°F row is what most gardeners plan around. These are North Logan’s own odds, recorded at LOGAN UTAH ST UNIV.

Frost-probability curves for North LoganProbability of the last spring frost and first fall frost by date at 32°F. The last spring frost is most likely around April 30 and the first fall frost around October 16, giving about 169 frost-free days.
Last spring frostFirst fall frostbold = 32°F · thin = 28°F / 36°F · dot = 50% date · band = 10–90% window
ThresholdSPRING 10%SPRING 50%SPRING 90%FALL 10%FALL 50%FALL 90%
36°FJun 7May 17Apr 30Sep 22Oct 5Oct 18
32°FMay 19Apr 30Apr 14Oct 1Oct 16Oct 29
28°FMay 2Apr 15Mar 28Oct 12Oct 27Nov 11

Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.

What to plant now

TODAY · JULY 19
Fall sowopen now
Rutabaga
July 10July 24
Fall sowin 5 days
Broccoli
July 24August 7
Fall sowin 5 days
Cabbage
July 24August 7
Fall sowin 5 days
Carrot
July 24August 7
Fall sowin 5 days
Cauliflower
July 24August 7
Fall sowin 5 days
Napa Cabbage
July 24August 21
Fall sowin 19 days
Beet
August 7August 21
Fall sowin 19 days
Collards
August 7September 4
Fall sowin 19 days
Endive
August 7August 21
Fall sowin 19 days
Escarole
August 7August 21
Fall sowin 19 days
Fennel (Bulb)
August 7August 21
Fall sowin 19 days
Kale
August 7September 4
Fall sowin 19 days
Kohlrabi
August 7September 4
Fall sowin 19 days
Peas
August 7August 21
Fall sowin 19 days
Radicchio
August 7August 21
Fall sowin 19 days
Swiss Chard
August 7August 21
Fall sowin 19 days
Turnip
August 7September 4

Add these crops to your calendar (.ics) ↓

Full-year planting calendar

Start indoorsTransplantDirect sowFall sow

Each bar is the exact window to take a planting action in North Logan, drawn to the day from the local frost dates. The dashed line is today.

Nearby weather stations

3 within 6 km · complete 32°F normals

When stations disagree by more than a few days, that spread is real microclimate variation — elevation, water, urban heat. Judge which station best matches your own yard.

LOGAN UTAH ST UNIV
Primary
3 km · 1460 m elevation
SPRING
Apr 30
FALL
Oct 16
LOGAN CACHE AP
4 km · 1358 m elevation
SPRING
May 8
FALL
Oct 2
LOGAN RADIO KVNU
6 km · 1364 m elevation
SPRING
May 8
FALL
Oct 2

North Logan planting FAQ

When is the last spring frost in North Logan, UT?

On average, the last spring frost in North Logan is around April 30 (50% probability at 32°F, from 1991–2020 NOAA normals). Wait until after this date to set out tender plants like tomatoes and peppers.

When is the first fall frost in North Logan, UT?

Expect North Logan's first fall frost near October 16 — a 50% chance of 32°F by that date. Bring in or cover tender crops ahead of it.

What hardiness zone is North Logan in?

North Logan is in USDA hardiness zone 6a. In zone 6a, winters are moderate — most common vegetables grow well in season.

How long is the growing season in North Logan?

North Logan has about 169 frost-free days — a moderate growing season — between the average last spring frost (April 30) and first fall frost (October 16).

When should I plant tomatoes in North Logan?

For North Logan, sow tomatoes indoors about March 5–March 19 and move the seedlings out around May 7, after the last spring frost.

Planting reminders

Never miss a window in North Logan

An email when it’s time to start seeds, transplant, and sow — timed to North Logan’s frost dates. Double opt-in, one-click unsubscribe, no spam.

Nearby cities

8 within reach

Frost dates recorded at LOGAN UTAH ST UNIV, 3 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.

Cite this page
BlissGarden. "When to Plant in North Logan, UT — Frost Dates & Zone 6a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00425186. Retrieved from https://blissgarden.com/utah/north-logan.