Frost dates for 39501 — Gulfport, MS
Last spring frostFeb 18median date
First fall frostDec 14median date
Growing season299 daysfrost-free
Hardiness zone9aZone 9a
How Gulfport compares
- In 8 years out of 10, the last spring frost in Gulfport falls between January 17 and March 14, a 56-day window. The first fall frost falls between November 18 and January 13.
- The median last frost is 27 days earlier than the Mississippi median of Mar 17.
- Its 299-day growing season is among the longest of the 435 Mississippi places with a regular frost season.
- The last frost is 13 days earlier than the zone 9a median of Mar 3. Hardiness zones measure winter cold, not season length, so use these dates rather than a zone 9a chart.
- The weather station records an average of 13 nights a year at or below 32°F.
- Compared with Mobile, AL, 99 km away, the last frost here is 3 days earlier than there and the growing season is 11 days longer.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | January 17 |
| 50% (median) | February 18 |
| 10% (safe for tender plants) | March 14 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | November 18 |
| 50% (median) | December 14 |
| 90% (late) | January 13 |
Frost here means 32°F (0°C). A median date means half of years have their last frost earlier and half later.
Planting calendar for Gulfport, MS
Frost dates for 39501 — Gulfport, MS — last frost Feb 18, first frost Dec 14, zone 9a. whenisthelastfrost.com
Crop
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Start indoors: Nov 26 to Dec 10Transplant outside: Jan 21 to Feb 4
Start indoors: Dec 10 to Dec 24Transplant outside: Mar 4 to Mar 18
Start indoors: Dec 10 to Dec 24Transplant outside: Mar 4 to Mar 18
Start indoors: Dec 24 to Jan 7Start indoors: Dec 24 to Jan 7Transplant outside: Feb 25 to Mar 11
Start indoors: Dec 24 to Jan 7Start indoors: Dec 24 to Jan 7Transplant outside: Jan 28 to Feb 11Sow outdoors: Jan 21 to Feb 25Plant for fall: Oct 19 to Nov 16
Start indoors: Dec 24 to Jan 7Start indoors: Dec 24 to Jan 7Transplant outside: Jan 21 to Feb 4Sow outdoors: Jan 21 to Feb 4Plant for fall: Oct 5 to Oct 26
Start indoors: Dec 24 to Jan 7Start indoors: Dec 24 to Jan 7Transplant outside: Feb 4 to Feb 18Plant for fall: Sep 7 to Sep 28
Start indoors: Dec 24 to Jan 7Start indoors: Dec 24 to Jan 7Transplant outside: Jan 28 to Feb 11Plant for fall: Sep 7 to Sep 28
Start indoors: Dec 24 to Jan 7Start indoors: Dec 24 to Jan 7Transplant outside: Feb 4 to Feb 18Plant for fall: Sep 7 to Sep 28
Start indoors: Jan 7 to Jan 21Transplant outside: Mar 11 to Mar 25Sow outdoors: Mar 11 to Mar 25
Start indoors: Jan 7 to Jan 21Transplant outside: Feb 25 to Mar 11
Sow outdoors: Jan 7 to Jan 28Plant for fall: Sep 21 to Oct 12
Sow outdoors: Jan 7 to Jan 28Plant for fall: Oct 19 to Nov 9
Sow outdoors: Jan 14 to Feb 25Plant for fall: Nov 2 to Nov 23
Start indoors: Jan 21 to Jan 28Transplant outside: Mar 4 to Mar 11Sow outdoors: Feb 25 to Mar 11Plant for fall: Sep 28 to Oct 12
Start indoors: Jan 21 to Jan 28Sow outdoors: Feb 25 to Mar 11Plant for fall: Oct 5 to Oct 19
Start indoors: Jan 21 to Jan 28Sow outdoors: Feb 25 to Mar 11
Start indoors: Jan 21 to Jan 28Transplant outside: Mar 4 to Mar 18
Sow outdoors: Jan 28 to Feb 25Plant for fall: Sep 21 to Oct 5
Sow outdoors: Jan 28 to Feb 25Plant for fall: Oct 5 to Oct 19
Sow outdoors: Jan 28 to Feb 18
Sow outdoors: Feb 4 to Mar 4Plant for fall: Oct 5 to Oct 19
Sow outdoors: Feb 4 to Feb 25Plant for fall: Oct 19 to Nov 9
Sow outdoors: Feb 25 to Mar 18Plant for fall: Sep 28 to Oct 12
Sow outdoors: Feb 25 to Mar 11
Transplant outside: Mar 4 to Mar 25
Plant for fall: Nov 30 to Jan 4Plant for fall: Nov 30 to Jan 4
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Gulfport, MS
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Nov 26 – Dec 10 | Jan 21 – Feb 4 | — | — |
| Peppers | Dec 10 – Dec 24 | Mar 4 – Mar 18 | — | — |
| Eggplant | Dec 10 – Dec 24 | Mar 4 – Mar 18 | — | — |
| Tomatoes | Dec 24 – Jan 7 | Feb 25 – Mar 11 | — | — |
| Lettuce | Dec 24 – Jan 7 | Jan 28 – Feb 11 | Jan 21 – Feb 25 | Oct 19 – Nov 16 |
| Kale | Dec 24 – Jan 7 | Jan 21 – Feb 4 | Jan 21 – Feb 4 | Oct 5 – Oct 26 |
| Broccoli | Dec 24 – Jan 7 | Feb 4 – Feb 18 | — | Sep 7 – Sep 28 |
| Cabbage | Dec 24 – Jan 7 | Jan 28 – Feb 11 | — | Sep 7 – Sep 28 |
| Cauliflower | Dec 24 – Jan 7 | Feb 4 – Feb 18 | — | Sep 7 – Sep 28 |
| Okra | Jan 7 – Jan 21 | Mar 11 – Mar 25 | Mar 11 – Mar 25 | — |
| Basil | Jan 7 – Jan 21 | Feb 25 – Mar 11 | — | — |
| Peas | — | — | Jan 7 – Jan 28 | Sep 21 – Oct 12 |
| Spinach | — | — | Jan 7 – Jan 28 | Oct 19 – Nov 9 |
| Radishes | — | — | Jan 14 – Feb 25 | Nov 2 – Nov 23 |
| Cucumbers | Jan 21 – Jan 28 | Mar 4 – Mar 11 | Feb 25 – Mar 11 | Sep 28 – Oct 12 |
| Zucchini & Summer Squash | Jan 21 – Jan 28 | — | Feb 25 – Mar 11 | Oct 5 – Oct 19 |
| Winter Squash & Pumpkins | Jan 21 – Jan 28 | — | Feb 25 – Mar 11 | — |
| Melons & Watermelon | Jan 21 – Jan 28 | Mar 4 – Mar 18 | — | — |
| Carrots | — | — | Jan 28 – Feb 25 | Sep 21 – Oct 5 |
| Beets | — | — | Jan 28 – Feb 25 | Oct 5 – Oct 19 |
| Potatoes | — | — | Jan 28 – Feb 18 | — |
| Swiss Chard | — | — | Feb 4 – Mar 4 | Oct 5 – Oct 19 |
| Cilantro | — | — | Feb 4 – Feb 25 | Oct 19 – Nov 9 |
| Green Beans | — | — | Feb 25 – Mar 18 | Sep 28 – Oct 12 |
| Sweet Corn | — | — | Feb 25 – Mar 11 | — |
| Sweet Potatoes | — | Mar 4 – Mar 25 | — | — |
| Garlic | — | — | — | Nov 30 – Jan 4 |
Dates come from the median frost dates and common extension-service timing. Adjust for your soil temperature, microclimate and the varieties you grow.
About these dates
Based on 1991–2020 NOAA climate normals for the Gulfport Naval Ctr, MS weather station, 2 km away (elevation 36 ft (11 m)).
ZIP codes in Gulfport: 39501 39502 39503 39505 39506 39507
Frost dates near Gulfport
- Long Beach Feb 18 · Dec 14
- Biloxi Feb 12 · Dec 14
- Pass Christian Feb 21 · Dec 3
- Diberville Feb 12 · Dec 14
- Saucier Mar 7 · Nov 22
- Diamondhead Feb 21 · Dec 3
- Ocean Springs Feb 12 · Dec 14
- Waveland Feb 21 · Dec 3
Frequently asked questions
When is the last frost in Gulfport, MS?
The median last spring frost in Gulfport, MS is February 18. There is still about a 10% chance of frost after March 14, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Gulfport, MS?
The median first fall frost is December 14, with about a 10% chance of frost before November 18.
How long is the growing season in Gulfport, MS?
About 299 days between the median last spring frost and first fall frost.
What planting zone is Gulfport, MS?
Gulfport, MS is in USDA hardiness zone 9a.