Frost dates for 32099 — Jacksonville, FL
How Jacksonville compares
- In 8 years out of 10, the last spring frost in Jacksonville falls between January 30 and March 23, a 52-day window. The first fall frost falls between November 11 and January 7.
- The median last frost is 3 days earlier than the Florida median of Mar 3.
- Its 278-day growing season is longer than 71% of the 174 Florida places with a regular frost season (state median 273 days).
- The last frost is typical for zone 9a, where the median is Mar 3.
- The weather station records an average of 24 nights a year at or below 32°F.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | January 30 |
| 50% (median) | February 28 |
| 10% (safe for tender plants) | March 23 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | November 11 |
| 50% (median) | December 3 |
| 90% (late) | January 7 |
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 Jacksonville, FL
Frost dates for 32099 — Jacksonville, FL — last frost Feb 28, first frost Dec 3, zone 9a. whenisthelastfrost.com
When to plant vegetables in Jacksonville, FL
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Dec 6 – Dec 20 | Jan 31 – Feb 14 | — | — |
| Peppers | Dec 20 – Jan 3 | Mar 14 – Mar 28 | — | — |
| Eggplant | Dec 20 – Jan 3 | Mar 14 – Mar 28 | — | — |
| Tomatoes | Jan 3 – Jan 17 | Mar 7 – Mar 21 | — | — |
| Lettuce | Jan 3 – Jan 17 | Feb 7 – Feb 21 | Jan 31 – Mar 7 | Oct 8 – Nov 5 |
| Kale | Jan 3 – Jan 17 | Jan 31 – Feb 14 | Jan 31 – Feb 14 | Sep 24 – Oct 15 |
| Broccoli | Jan 3 – Jan 17 | Feb 14 – Feb 28 | — | Aug 27 – Sep 17 |
| Cabbage | Jan 3 – Jan 17 | Feb 7 – Feb 21 | — | Aug 27 – Sep 17 |
| Cauliflower | Jan 3 – Jan 17 | Feb 14 – Feb 28 | — | Aug 27 – Sep 17 |
| Okra | Jan 17 – Jan 31 | Mar 21 – Apr 4 | Mar 21 – Apr 4 | — |
| Basil | Jan 17 – Jan 31 | Mar 7 – Mar 21 | — | — |
| Peas | — | — | Jan 17 – Feb 7 | Sep 10 – Oct 1 |
| Spinach | — | — | Jan 17 – Feb 7 | Oct 8 – Oct 29 |
| Radishes | — | — | Jan 24 – Mar 7 | Oct 22 – Nov 12 |
| Cucumbers | Jan 31 – Feb 7 | Mar 14 – Mar 21 | Mar 7 – Mar 21 | Sep 17 – Oct 1 |
| Zucchini & Summer Squash | Jan 31 – Feb 7 | — | Mar 7 – Mar 21 | Sep 24 – Oct 8 |
| Winter Squash & Pumpkins | Jan 31 – Feb 7 | — | Mar 7 – Mar 21 | — |
| Melons & Watermelon | Jan 31 – Feb 7 | Mar 14 – Mar 28 | — | — |
| Carrots | — | — | Feb 7 – Mar 7 | Sep 10 – Sep 24 |
| Beets | — | — | Feb 7 – Mar 7 | Sep 24 – Oct 8 |
| Potatoes | — | — | Feb 7 – Feb 28 | — |
| Swiss Chard | — | — | Feb 14 – Mar 14 | Sep 24 – Oct 8 |
| Cilantro | — | — | Feb 14 – Mar 7 | Oct 8 – Oct 29 |
| Green Beans | — | — | Mar 7 – Mar 28 | Sep 17 – Oct 1 |
| Sweet Corn | — | — | Mar 7 – Mar 21 | — |
| Sweet Potatoes | — | Mar 14 – Apr 4 | — | — |
| Garlic | — | — | — | Nov 19 – Dec 24 |
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 Jackson Whitehouse Nolf, FL weather station, 11 km away (elevation 98 ft (30 m)).
ZIP codes in Jacksonville: 32099 32201 32202 32203 32204 32205 32206 32207 32208 32209 32210 32211 32212 32214 32216 32217 32218 32219 32220 32221 32222 32223 32224 32225 32226 32227 32228 32229 32231 32232 32234 32235 32236 32237 32238 32239 32241 32244 32245 32246 32247 32254 32255 32256 32257 32258 32277
Frost dates near Jacksonville
- Orange Park Feb 1 · Jan 5
- Bryceville Feb 28 · Dec 3
- Callahan Feb 25 · Dec 7
- Doctors Inlet Feb 1 · Jan 5
- Fleming Island Feb 1 · Jan 5
- Middleburg Feb 1 · Jan 5
- Atlantic Beach Feb 1 · Jan 5
- Neptune Beach Jan 31 · Jan 10
Frequently asked questions
When is the last frost in Jacksonville, FL?
The median last spring frost in Jacksonville, FL is February 28. There is still about a 10% chance of frost after March 23, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Jacksonville, FL?
The median first fall frost is December 3, with about a 10% chance of frost before November 11.
How long is the growing season in Jacksonville, FL?
About 278 days between the median last spring frost and first fall frost.
What planting zone is Jacksonville, FL?
Jacksonville, FL is in USDA hardiness zone 9a.