Frost Dates for Park City, UT 84060
Park City has 2 ZIP codes. The Park City, UT frost page lists all of them with their dates.
Last spring frost June 13 · First fall frost September 11 · 90 frost-free days · USDA Zone 6a
ZIP 84060 has about 8,620 people, one of 2 ZIP codes in Park City.
Short season: 90 frost-free days. Spring frost risk spans May 29–June 28 (30 days). Fall frost risk spans August 22–October 1 (40 days).
Frost probability for 84060
| Frost | 10% | 50% | 90% |
|---|---|---|---|
| Spring (last frost) | June 28 | June 13 | May 29 |
| Fall (first frost) | August 22 | September 11 | October 1 |
Dates come from NOAA 1971–2000 freeze probabilities at SNAKE CREEK POWERHOUSE (10.7 km away); the 50% date is the median year.
Which crops fit a 90-day season in Park City
In Park City (90 frost-free days, a short season), 29 of 56 planner crops fit outright, 13 get two plantings, 3 need an indoor start, 10 don't reliably mature, 1 crop is perennial.
| Crop | Start indoors | Plant out / sow | Days you have | Verdict | Last sow date |
|---|---|---|---|---|---|
| Tomato | May 9 | Jun 27–Jul 4 | 48 | no-fit: Needs 80 days; Park City has 48 after Jun 27. | — |
| Pepper | May 2 | Jun 27–Jul 4 | 48 | no-fit: Needs 75 days; Park City has 48 after Jun 27. | — |
| Lettuce | Apr 18 | May 16–May 23 | 125 | two-plantings: Plant May 16 and again by Jul 21; both mature before Sep 18. | Jul 21 |
| Carrots | — | May 23–May 30 | 132 | fits: 70 days to maturity, 132 available after May 23. | Jul 10 |
| Cucumber | May 23 | Jun 27–Jul 4 | 62 | fits: 60 days to maturity, 62 available after Jun 27. | — |
| Beans | — | Jun 20–Jul 4 | 76 | fits: 60 days to maturity, 76 available after Jun 20. | Jun 22 |
| Peas | — | Apr 18–Jun 27 | 153 | fits: 65 days to maturity, 153 available after Apr 18. | Jul 1 |
| Zucchini | May 30 | Jun 27–Jul 4 | 62 | fits: 55 days to maturity, 62 available after Jun 27. | — |
| Onion | Mar 21 | May 16–May 30 | 125 | fits: 100 days to maturity, 125 available after May 16. | — |
| Spinach | — | Apr 18–Jun 6 | 167 | two-plantings: Plant Apr 18 and again by Aug 9; both mature before Oct 2. | Aug 9 |
| Kale | Apr 4 | May 16–May 30 | 139 | two-plantings: Plant May 16 and again by Jul 25; both mature before Oct 2. | Jul 25 |
| Broccoli | Apr 18 | May 16–May 30 | 125 | fits: 80 days to maturity, 125 available after May 16. | Jun 16 |
| Cabbage | Apr 18 | May 16–May 30 | 139 | fits: 70 days to maturity, 139 available after May 16. | Jul 10 |
| Radish | — | Apr 18–Jul 11 | 153 | two-plantings: Plant Apr 18 and again by Aug 10; both mature before Sep 18. | Aug 10 |
| Beets | — | Apr 18–Jul 11 | 153 | two-plantings: Plant Apr 18 and again by Jul 11; both mature before Sep 18. | Jul 11 |
| Potatoes | — | May 30–Jun 6 | 111 | fits: 90 days to maturity, 111 available after May 30. | — |
| Garlic | — | Sep 11 | 195 | overwinter: Plant Sep 11 to Oct 2; harvest the following summer. | Oct 2 |
| Strawberry | — | May 9–Jul 4 | 146 | perennial: A perennial: plant May 9; it fruits from the following year and keeps producing for several years. | — |
| Corn | May 16 | Jun 20–Jun 27 | 62 | head-start: Even planted out Jun 20, the outdoor season is about 13 days short; choose an early variety or grow under cover. | — |
| Pumpkin | May 30 | Jun 27–Jun 27 | 55 | no-fit: Needs 100 days; Park City has 55 after Jun 27. | — |
| Cauliflower | May 2 | Jun 6–Jun 20 | 104 | fits: 75 days to maturity, 104 available after Jun 6. | Jun 21 |
| Swiss Chard | Apr 18 | May 30–May 30 | 111 | fits: 55 days to maturity, 111 available after May 30. | Jul 11 |
| Arugula | — | Apr 18–Jul 11 | 167 | two-plantings: Plant Apr 18 and again by Aug 9; both mature before Oct 2. | Aug 9 |
| Brussel Sprouts | Apr 18 | May 16–May 30 | 139 | fits: 100 days to maturity, 139 available after May 16. | Jun 10 |
| Butternut Squash | May 30 | Jun 27–Jul 4 | 55 | no-fit: Needs 100 days; Park City has 55 after Jun 27. | — |
| Eggplant | Apr 25 | Jun 27–Jul 4 | 48 | no-fit: Needs 70 days; Park City has 48 after Jun 27. | — |
| Okra | May 16 | Jun 20–Jun 27 | 69 | fits: 55 days to maturity, 69 available after Jun 20. | — |
| Basil | May 9 | Jul 4–Jul 4 | 55 | head-start: Even planted out Jul 4, the outdoor season is about 5 days short; choose an early variety or grow under cover. | — |
| Cilantro | — | May 16–Jun 6 | 125 | two-plantings: Plant May 16 and again by Jul 16; both mature before Sep 18. | Jul 16 |
| Parsley | Apr 4 | Jun 20–Jun 27 | 90 | fits: 70 days to maturity, 90 available after Jun 20. | Jun 26 |
| Celery | Apr 4 | Jun 20–Jul 4 | 90 | no-fit: Needs 120 days; Park City has 90 after Jun 20. | — |
| Scallions | Apr 4 | May 16–May 30 | 139 | two-plantings: Plant May 16 and again by Jul 20; both mature before Oct 2. | Jul 20 |
| Turnip | — | May 16–May 30 | 139 | two-plantings: Plant May 16 and again by Jul 30; both mature before Oct 2. | Jul 30 |
| Kohlrabi | — | May 2–May 16 | 153 | two-plantings: Plant May 2 and again by Jul 25; both mature before Oct 2. | Jul 25 |
| Bok Choy | May 16 | Jun 6–Jun 13 | 104 | two-plantings: Plant Jun 6 and again by Jul 21; both mature before Sep 18. | Jul 21 |
| Collards | Apr 4 | May 16–May 30 | 139 | two-plantings: Plant May 16 and again by Jul 20; both mature before Oct 2. | Jul 20 |
| Cantaloupe | May 30 | Jun 27–Jul 4 | 48 | no-fit: Needs 85 days; Park City has 48 after Jun 27. | — |
| Chives | Mar 21 | Jun 20–Jun 27 | 104 | fits: 90 days to maturity, 104 available after Jun 20. | — |
| Dill | — | Apr 18–Jul 11 | 153 | two-plantings: Plant Apr 18 and again by Jul 11; both mature before Sep 18. | Jul 11 |
| Oregano | Apr 4 | Jun 20–Jun 27 | 104 | fits: 80 days to maturity, 104 available after Jun 20. | — |
| Rosemary | Mar 21 | Jun 20–Jun 27 | 90 | fits: 80 days to maturity, 90 available after Jun 20. | — |
| Sage | Apr 18 | Jun 20–Jun 27 | 104 | fits: 75 days to maturity, 104 available after Jun 20. | — |
| Thyme | Apr 4 | Jun 20–Jun 27 | 104 | fits: 90 days to maturity, 104 available after Jun 20. | — |
| Calendula | May 2 | May 30–Jun 13 | 111 | fits: 50 days to maturity, 111 available after May 30. | Jul 16 |
| Cosmos | May 16 | Jun 13–Jun 27 | 76 | fits: 60 days to maturity, 76 available after Jun 13. | Jun 15 |
| Lavender | Mar 21 | Jun 13–Jun 27 | 111 | fits: 90 days to maturity, 111 available after Jun 13. | — |
| Marigolds | May 2 | Jun 13–Jun 20 | 76 | fits: 50 days to maturity, 76 available after Jun 13. | Jun 25 |
| Melons | May 30 | Jun 27–Jul 4 | 48 | no-fit: Needs 85 days; Park City has 48 after Jun 27. | — |
| Mint | — | Jun 13–Jun 27 | 111 | fits: 90 days to maturity, 111 available after Jun 13. | — |
| Nasturtiums | May 16 | Jun 13–Jun 20 | 76 | fits: 55 days to maturity, 76 available after Jun 13. | Jun 20 |
| Pole Beans | — | Jun 20–Jul 4 | 69 | fits: 65 days to maturity, 69 available after Jun 20. | — |
| Spaghetti Squash | May 30 | Jun 27–Jul 4 | 55 | no-fit: Needs 90 days; Park City has 55 after Jun 27. | — |
| Sunflowers | — | Jun 13–Jun 27 | 76 | fits: 70 days to maturity, 76 available after Jun 13. | — |
| Tomatillos | Apr 18 | Jun 20–Jun 27 | 55 | head-start: Even planted out Jun 20, the outdoor season is about 20 days short; choose an early variety or grow under cover. | — |
| Watermelon | May 30 | Jun 20–Jun 27 | 55 | no-fit: Needs 80 days; Park City has 55 after Jun 20. | — |
| Yellow Squash | May 30 | Jun 27–Jul 4 | 62 | fits: 55 days to maturity, 62 available after Jun 27. | — |
| Zinnias | May 16 | Jun 13–Jun 27 | 76 | fits: 60 days to maturity, 76 available after Jun 13. | Jun 15 |
Month by month in Park City
| Month | What to do |
|---|---|
| January | Plan your garden layout and order seeds. Research varieties suited to your frost dates. |
| February | Start the slowest-growing crops indoors: onions, leeks, and celery (10–12 weeks before last frost). |
| March | Start indoors: Chives (Mar 21), Lavender (Mar 21), Onion (Mar 21), Rosemary (Mar 21). |
| April | Start indoors: Celery (Apr 4), Collards (Apr 4), Kale (Apr 4), Oregano (Apr 4), Parsley (Apr 4), Scallions (Apr 4), +9 more. Direct sow from: Arugula (Apr 18), Beets (Apr 18), Dill (Apr 18), Peas (Apr 18), Radish (Apr 18), Spinach (Apr 18). |
| May | Start indoors: Calendula (May 2), Cauliflower (May 2), Marigolds (May 2), Pepper (May 2), Basil (May 9), Tomato (May 9), +15 more. Direct sow from: Kohlrabi (May 2), Cilantro (May 16), Turnip (May 16), Carrots (May 23), Potatoes (May 30). Transplant from: Broccoli (May 16), Brussel Sprouts (May 16), Cabbage (May 16), Collards (May 16), Kale (May 16), Lettuce (May 16), +4 more. Plant: Strawberry (May 9). |
| June | Direct sow from: Sunflowers (Jun 13), Beans (Jun 20), Pole Beans (Jun 20). Transplant from: Bok Choy (Jun 6), Cauliflower (Jun 6), Cosmos (Jun 13), Lavender (Jun 13), Marigolds (Jun 13), Mint (Jun 13), +24 more. Last frost around June 13. Last sowing dates: Brussel Sprouts (Jun 10), Cosmos (Jun 15), Zinnias (Jun 15), Broccoli (Jun 16), Nasturtiums (Jun 20), Cauliflower (Jun 21), +3 more. |
| July | Transplant from: Basil (Jul 4). Last sowing dates: Peas (Jul 1), Cabbage (Jul 10), Carrots (Jul 10), Beets (Jul 11), Dill (Jul 11), Swiss Chard (Jul 11), +9 more. |
| August | Last sowing dates: Arugula (Aug 9), Spinach (Aug 9), Radish (Aug 10). |
| September | Direct sow from: Garlic (Sep 11). First frost around September 11. |
| October | Last sowing dates: Garlic (Oct 2). |
| November | Clean up spent plants. Add compost to beds. Rest, review, and plan next year's garden. |
| December | Clean up spent plants. Add compost to beds. Rest, review, and plan next year's garden. |
Frequently Asked Questions
What is the last frost date for Park City, UT (ZIP 84060)?
The median last spring frost date for Park City, UT (ZIP code 84060) is around June 13. This is the 50th-percentile date — meaning half of all years see frost end before this date. Use the 10% and 90% dates to understand the full range of risk in your area. One year in ten frost ends before May 29; one in ten it runs past June 28.
What is the first fall frost date in Park City, UT?
The median first fall frost date for Park City, UT is around September 11. Plan to harvest or protect frost-sensitive crops like tomatoes and peppers at least a week before this date to avoid losses. The first frost arrives around August 22 in the earliest one-in-ten years, so cover tomatoes and peppers from then.
How long is the growing season in Park City, UT?
The frost-free growing season in Park City is about 90 days. This window — from your last spring frost to your first fall frost — is when warm-season vegetables thrive. Cold-hardy crops like kale, spinach, and peas can extend your season by weeks on either side. In Park City (90 frost-free days, a short season), 29 of 56 planner crops fit outright, 13 get two plantings, 3 need an indoor start, 10 don't reliably mature, 1 crop is perennial.
What USDA hardiness zone is Park City, UT?
Park City, UT is in USDA hardiness zone 6a (2023 USDA Plant Hardiness Zone Map). Zones come from the average coldest winter temperature, so they tell you which perennials survive the winter; the frost dates on this page tell you when to plant.
When should I start tomatoes indoors in Park City, UT?
Start tomatoes indoors May 9 and plant out Jun 27 in Park City. The planner uses the local median last frost and this crop's indoor-start and transplant offsets.
How many plantings of lettuce fit in Park City?
Two: plant May 16 and again by Jul 21; both mature before Sep 18.
When do I plant garlic in Park City?
Sep 11 to Oct 2; it overwinters and is ready the following summer.
Can I grow Celery in Park City?
Not reliably outdoors. Needs 120 days; Park City has 90 after Jun 20.
Which nearby ZIP has a longer season?
Salt Lake City (ZIP 84109) has 131 frost-free days, 41 more than Park City (ZIP 84060). See Salt Lake City ZIP 84109 frost dates
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