When to plant in Santaquin, UT
USDA Zone 6bSantaquin, Utah frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.
In zone 6b, Santaquin gardeners can grow many hardy perennials, while the last and first frost still dictate the annual vegetable calendar.
Frost probability
SANTAQUIN CHLORINATOR · 1991–2020The 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 Santaquin’s own odds, recorded at SANTAQUIN CHLORINATOR.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | Jun 8 | May 23 | May 3 | Sep 18 | Oct 1 | Oct 15 |
| 32°F | May 28 | May 4 | Apr 18 | Sep 27 | Oct 11 | Oct 26 |
| 28°F | May 10 | Apr 19 | Mar 31 | Oct 8 | Oct 23 | Nov 7 |
Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.
What to plant now
TODAY · JULY 19Full-year planting calendar
Each bar is the exact window to take a planting action in Santaquin, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 29 km · complete 32°F normalsWhen 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.
Santaquin planting FAQ
When is the last spring frost in Santaquin, UT?
On average, the last spring frost in Santaquin is around May 4 (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 Santaquin, UT?
Expect Santaquin's first fall frost near October 11 — a 50% chance of 32°F by that date. Bring in or cover tender crops ahead of it.
What hardiness zone is Santaquin in?
Santaquin is in USDA hardiness zone 6b. In zone 6b, winters are moderate — most common vegetables grow well in season.
How long is the growing season in Santaquin?
Santaquin has about 160 frost-free days — a moderate growing season — between the average last spring frost (May 4) and first fall frost (October 11).
When should I plant tomatoes in Santaquin?
For Santaquin, sow tomatoes indoors about March 9–March 23 and move the seedlings out around May 11, after the last spring frost.
Never miss a window in Santaquin
An email when it’s time to start seeds, transplant, and sow — timed to Santaquin’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Payson · 9 km
- Salem · 14 km
- Spanish Fork · 20 km
- Mapleton · 25 km
- Springville · 26 km
- Provo · 33 km
- Orem · 37 km
- Vineyard · 37 km
Frost dates recorded at SANTAQUIN CHLORINATOR, 2 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.
BlissGarden. "When to Plant in Santaquin, UT — Frost Dates & Zone 6b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00427686. Retrieved from https://blissgarden.com/utah/santaquin.