Mississippi Frost Dates
Published: February 1, 2026 · Updated: April 23, 2026
Last Spring Frost
February 1
Zone 8b
First Fall Frost
December 15
Zone 8b
Frost-Free Season
317 days
February to December
Lawn Care Timing for Mississippi
Vegetable Garden Timing for Mississippi
Frost Dates by City in Mississippi
Frequently Asked Questions
What is the last frost date in Mississippi?
The average last spring frost in Mississippi (zone 8b) is February 1. Dates vary by city and elevation. Find your specific city below for exact dates.
When is it safe to plant tomatoes in Mississippi?
Transplant tomato seedlings outdoors after February 1 — the average last frost date for zone 8b. Start seeds indoors October (for winter garden). Wait 2 weeks after last frost for extra safety.
When should I overseed my lawn in Mississippi?
The prime overseeding window in Mississippi is November 1–December 1. This ensures 6 weeks of warm soil for germination before the first fall frost on December 15.
When should I apply winteriser in Mississippi?
Apply winteriser fertiliser by Late December. Your first fall frost of December 15 is the hard deadline — apply at least 2–3 weeks before.
What USDA zone is Mississippi?
Mississippi contains USDA zones 8a, 8b. Each zone has different frost dates and growing seasons. Find your city below for your specific zone.