When is the last frost in Bountiful, UT?

The average last spring frost (50% probability of 32°F) in Bountiful is around April 25, based on NOAA/NCEI 1991–2020 normals at the Bountiful Bench, UT station (1.5 mi away). Half of years it falls outside that date, so wait 1–2 weeks past it before setting out frost-tender plants.

When is the first fall frost in Bountiful?

The average first fall frost in Bountiful, UT is around October 24, giving roughly a 181-day frost-free growing season.

What planting zone is Bountiful, UT?

Bountiful is in USDA plant hardiness zone 6b (average annual extreme minimum temperature -5 to 0°F), from the 2023 USDA Plant Hardiness Zone Map.

What is the weather like in Bountiful?

In Bountiful, UT the warmest month is July (avg high 86.6°F) and the coldest is January (avg low 22.8°F). It averages about 27.6″ of precipitation a year and 118.9″ of snow.

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Bountiful, UT Planting Calendar & Frost Dates

USDA hardiness zone 6b · ZIP 84010 · elevation 1509′ · NOAA & USDA data

Bountiful is in USDA hardiness zone 6b (winters can dip to -5 to 0°F), with a growing season of about 181 days between the average last spring frost (April 25) and first fall frost (October 24). The warmest month is July (avg high 86.6°F); the coldest is January (avg low 22.8°F). It averages 27.6″ of precipitation a year and 118.9″ of snow, mostly mid-winter. Start cool-season crops several weeks before the last frost; wait until after it for tomatoes, peppers and other tender crops.

Hardiness zone

min temp -5 to 0°F

Last spring frost

April 25

avg (50% prob, 32°F)

First fall frost

October 24

avg (50% prob, 32°F)

Growing season

181 days

frost-free window

Warmest month

July

avg high 86.6°F

Month-by-month typical weather in Bountiful

Average conditions from the NOAA/NCEI 1991–2020 U.S. Climate Normals at Bountiful Bench, UT (1.5 mi away). Temperatures °F, precipitation & snow in inches.

Month	Avg high	Avg low	Mean	Precip (in)	Snow (in)
January	36	22.8	29.4	2.9	25
February	41.1	26.7	33.9	2.6	21.4
March	50.7	33.9	42.3	3.2	17.8
April	56.9	39.2	48.1	3.7	10.7
May	66.9	48.2	57.6	3	1.1
June	77.7	57.2	67.4	1.4	0
July	86.6	66.3	76.5	0.7	0
August	84.3	64.5	74.4	1	0
September	74.1	54.9	64.5	1.6	0.1
October	60.1	42.5	51.3	2.2	2.8
November	46.4	31.4	38.9	2.5	16.2
December	36.4	23.4	29.9	2.8	23.8

What to plant when in Bountiful

Crop	Season	What to do & when
Tomatoes	warm	Start seeds indoors: March 14 · Transplant out: May 2
Peppers	warm	Start seeds indoors: February 28 · Transplant out: May 9
Cucumbers	warm	Direct sow: May 2
Zucchini / squash	warm	Direct sow: May 2
Bush beans	warm	Direct sow: May 2
Sweet corn	warm	Direct sow: May 2
Basil	warm	Transplant out: May 2
Peas	cool	Sow (spring): March 21 · Sow (fall): August 29
Spinach	cool	Sow (spring): March 14 · Sow (fall): August 29
Lettuce	cool	Sow (spring): March 28 · Sow (fall): August 29
Kale	cool	Transplant (spring): April 4 · Sow (fall): August 15
Broccoli	cool	Transplant (spring): April 11
Carrots	cool	Sow (spring): April 4 · Sow (fall): August 15
Onions	cool	Transplant (spring): March 28
Potatoes	cool	Plant seed potatoes: April 11
Radishes	cool	Sow (spring): March 28 · Sow (fall): September 12

Dates are computed from Bountiful's average frost dates using standard cool-/warm-season timing. They're a starting point — a cold spring, a warm microclimate, or a fast-maturing variety can shift them by a week or two.

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Gear that helps you plant on time

Some links below are Amazon affiliate links (tag theboringthin-20). If you buy through them we may earn a small commission at no extra cost to you — it keeps this almanac free. We only list generic, genuinely-useful categories.

Soil thermometer →Know when the ground is warm enough to sow — the honest signal, not the calendar.Seed-starting trays + dome →Start tomatoes & peppers indoors on the schedule below.Seedling heat mat →Warms the soil for faster, more even germination indoors.Floating row cover / frost cloth →Buys you 4–8°F to beat an early or late frost.Raised garden bed kit →Warms and drains faster in spring than in-ground soil.Garden gloves →Basic kit for transplant day.

Nearby cities in Utah

Salt Lake City, UT Layton, UT Sandy, UT West Jordan, UT South Jordan, UT Roy, UT Draper, UT Ogden, UT

Sources & method. Hardiness zone: 2023 USDA Plant Hardiness Zone Map (PRISM Climate Group, Oregon State University). Frost dates & growing season: NOAA/NCEI 1991–2020 U.S. Climate Normals, nearest station with published freeze normals — Bountiful Bench, UT, 1.5 mi (confidence: high). Monthly weather normals: Bountiful Bench, UT, 1.5 mi (confidence: high). ZIP centroid from U.S. Census 2023 ZCTA data. Frost dates are the 50%-probability date — half of years frost occurs outside the stated date. Nothing here is invented; where the nearest station is far, we say so. Last updated 2026-07-22.