Frost Dates for Providence, RI 02905

Providence has 9 ZIP codes. The Providence, RI frost page lists all of them with their dates.

Last spring frost April 20 · First fall frost October 22 · 185 frost-free days · USDA Zone 7a

Frost probability for 02905

Frost10%50%90%
Spring (last frost)May 6April 20April 4
Fall (first frost)October 7October 22November 6

Dates come from NOAA 1971–2000 freeze probabilities at the nearest reporting station (32.8 km away); the 50% date is the median year.

Month by month in Providence

MonthWhat to do
JanuaryPlan your garden layout and order seeds. Research varieties suited to your frost dates.
FebruaryStart peppers and eggplant indoors 8–10 weeks before your last frost (around April 20). Start tomatoes about two weeks later, 6–8 weeks before last frost.
MarchStart herbs, basil, and squash indoors (4–6 weeks before frost). Direct sow peas, spinach, and lettuce if soil is workable.
AprilLast frost around April 20. Transplant cold-hardy crops (broccoli, kale, cabbage). Harden off tomato and pepper seedlings.
MayFrost has passed. Transplant tomatoes, peppers, and basil outdoors. Direct sow beans, cucumbers, squash, and zucchini.
JuneSuccession plant lettuce and greens. Keep beds weeded and watered consistently.
JulyHarvest regularly to encourage production. Monitor for pests and disease.
AugustMidsummer: harvest beans, zucchini, cucumbers. Start brassica seeds indoors for fall.
SeptemberFirst fall frost approaching (around October 22). Transplant fall brassicas. Sow spinach, arugula, and radishes.
OctoberFirst frost around October 22. Harvest tomatoes and peppers before frost. Cover cold-hardy crops with row covers to extend the season.
NovemberHarvest remaining cold-hardy crops: kale, carrots, and beets. Plant garlic bulbs for next year.
DecemberClean up spent plants. Add compost to beds. Rest, review, and plan next year's garden.

What grows in a 185-day season

Frequently Asked Questions

What is the last frost date for Providence, RI (ZIP 02905)?

The median last spring frost date for Providence, RI (ZIP code 02905) is around April 20. 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.

What is the first fall frost date in Providence, RI?

The median first fall frost date for Providence, RI is around October 22. Plan to harvest or protect frost-sensitive crops like tomatoes and peppers at least a week before this date to avoid losses.

How long is the growing season in Providence, RI?

The frost-free growing season in Providence is about 185 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.

What USDA hardiness zone is Providence, RI?

Based on frost date patterns, Providence falls approximately in 7a. USDA hardiness zones are determined by average annual minimum winter temperatures and guide both plant selection and planting timing for your location.

When should I start tomatoes indoors in Providence, RI?

Start tomato seeds indoors 6–8 weeks before your last frost date (around April 20). For Providence, that's roughly February 24 to March 9. Transplant outdoors 1–2 weeks after your last frost.

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