Donner, LA frost dates
Frost is light and occasional here — typically a few cold nights around midwinter (about 10 a year). Cover tender plants when frost is forecast.
How Donner compares
- In a typical year, frost nights in Donner fall between December 17 and February 5. In 1 year in 10 the first frost comes as early as November 23, or the last frost as late as March 7.
- Compared with Kenner, LA, 75 km away, the last frost here is 6 days later than there.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | January 6 |
| 50% (median) | February 5 |
| 10% (safe for tender plants) | March 7 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | November 23 |
| 50% (median) | December 17 |
| 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 Donner, LA
Donner, LA frost dates — last frost Feb 5, first frost Dec 17, zone 9b. whenisthelastfrost.com
In mild climates, summer heat limits many crops as much as frost does. Use this calendar for spring planting and lean on fall and winter for cool-season crops.
When to plant vegetables in Donner, LA
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Nov 13 – Nov 27 | Jan 8 – Jan 22 | — | — |
| Peppers | Nov 27 – Dec 11 | Feb 19 – Mar 5 | — | — |
| Eggplant | Nov 27 – Dec 11 | Feb 19 – Mar 5 | — | — |
| Tomatoes | Dec 11 – Dec 25 | Feb 12 – Feb 26 | — | — |
| Lettuce | Dec 11 – Dec 25 | Jan 15 – Jan 29 | Jan 8 – Feb 12 | Oct 22 – Nov 19 |
| Kale | Dec 11 – Dec 25 | Jan 8 – Jan 22 | Jan 8 – Jan 22 | Oct 8 – Oct 29 |
| Broccoli | Dec 11 – Dec 25 | Jan 22 – Feb 5 | — | Sep 10 – Oct 1 |
| Cabbage | Dec 11 – Dec 25 | Jan 15 – Jan 29 | — | Sep 10 – Oct 1 |
| Cauliflower | Dec 11 – Dec 25 | Jan 22 – Feb 5 | — | Sep 10 – Oct 1 |
| Okra | Dec 25 – Jan 8 | Feb 26 – Mar 12 | Feb 26 – Mar 12 | — |
| Basil | Dec 25 – Jan 8 | Feb 12 – Feb 26 | — | — |
| Peas | — | — | Dec 25 – Jan 15 | Sep 24 – Oct 15 |
| Spinach | — | — | Dec 25 – Jan 15 | Oct 22 – Nov 12 |
| Radishes | — | — | Jan 1 – Feb 12 | Nov 5 – Nov 26 |
| Cucumbers | Jan 8 – Jan 15 | Feb 19 – Feb 26 | Feb 12 – Feb 26 | Oct 1 – Oct 15 |
| Zucchini & Summer Squash | Jan 8 – Jan 15 | — | Feb 12 – Feb 26 | Oct 8 – Oct 22 |
| Winter Squash & Pumpkins | Jan 8 – Jan 15 | — | Feb 12 – Feb 26 | — |
| Melons & Watermelon | Jan 8 – Jan 15 | Feb 19 – Mar 5 | — | — |
| Carrots | — | — | Jan 15 – Feb 12 | Sep 24 – Oct 8 |
| Beets | — | — | Jan 15 – Feb 12 | Oct 8 – Oct 22 |
| Potatoes | — | — | Jan 15 – Feb 5 | — |
| Swiss Chard | — | — | Jan 22 – Feb 19 | Oct 8 – Oct 22 |
| Cilantro | — | — | Jan 22 – Feb 12 | Oct 22 – Nov 12 |
| Green Beans | — | — | Feb 12 – Mar 5 | Oct 1 – Oct 15 |
| Sweet Corn | — | — | Feb 12 – Feb 26 | — |
| Sweet Potatoes | — | Feb 19 – Mar 12 | — | — |
| Garlic | — | — | — | Dec 3 – Jan 7 |
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 Houma, LA weather station, 14 km away (elevation 7 ft (2 m)).
Frost dates near Donner
- Gibson Feb 5 · Dec 17
- Schriever Feb 5 · Dec 17
- Labadieville Feb 5 · Dec 14
- Amelia Jan 30 · Jan 1
- Gray Feb 5 · Dec 17
- Thibodaux Feb 5 · Dec 14
- Houma Feb 5 · Dec 17
- Napoleonville Feb 21 · Dec 5
- Berwick Jan 30 · Jan 1
- Morgan City Jan 30 · Jan 1
Frequently asked questions
When is the last frost in Donner, LA?
The median last spring frost in Donner, LA is February 5. There is still about a 10% chance of frost after March 7, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Donner, LA?
The median first fall frost is December 17, with about a 10% chance of frost before November 23.
How long is the growing season in Donner, LA?
About 315 days between the median last spring frost and first fall frost.
What planting zone is Donner, LA?
Donner, LA is in USDA hardiness zone 9b.