Frost dates for 71135Shreveport, LA
The average last spring frost in Shreveport is February 28 and the average first fall frost is November 24, giving a typical growing season of about 268 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Feb 28
- Average first fall frost
- Nov 24
- Growing season
- 268 days
Safer after Mar 19 (1-in-10 risk)
Possible by Nov 7 (1-in-10 risk)
First frost typically in 38 days
Frost risk by date
NOAA reports frost dates as probabilities. The middle date is the average (a 50% chance). For spring, the 10% date is a safer planting date: frost after it happens in about 1 year in 10. Light frost (36°F) can damage tender plants; a hard freeze (28°F) kills most annuals.
| Temperature | Last spring: 90% / 50% / 10% chance | First fall: 10% / 50% / 90% chance | Growing season (50%) | Years with at least one |
|---|---|---|---|---|
| Light frost (36°F) | Feb 24 · Mar 14 · Apr 3 | Oct 31 · Nov 12 · Nov 29 | 243 days | 100% |
| Frost / freeze (32°F) | Feb 4 · Feb 28 · Mar 19 | Nov 7 · Nov 24 · Dec 14 | 268 days | 100% |
| Hard freeze (28°F) | Jan 16 · Feb 11 · Mar 7 | Nov 17 · Dec 10 · Jan 7 | 304 days | 99% |
Planting calendar for Shreveport
Planting windows from the University of Maryland Extension calendar, shifted to your average frost dates. Use them as a starting point and adjust for seed packet instructions and local conditions.
| Crop | Task | Window |
|---|---|---|
| Tomatoes | Start seeds indoors | Jan 28 – Apr 5 |
| Tomatoes | Transplant outdoors | Mar 16 – Aug 4 |
| Peppers | Start seeds indoors | Jan 28 – Feb 28 |
| Peppers | Transplant outdoors | Mar 30 – Apr 30 |
| Eggplant | Start seeds indoors | Feb 14 – Mar 15 |
| Eggplant | Transplant outdoors | Mar 30 – Apr 30 |
| Cucumbers | Sow outdoors | Mar 30 – Aug 14 |
| Summer squash | Sow outdoors | Mar 16 – Apr 30 |
| Winter squash & pumpkins | Sow outdoors | Mar 30 – Apr 30 |
| Snap beans | Sow outdoors | Mar 16 – Sep 6 |
| Sweet corn | Sow outdoors | Mar 16 – Aug 4 |
| Watermelon & cantaloupe | Sow outdoors | Mar 30 – Apr 30 |
| Okra | Sow outdoors | Mar 23 – Apr 15 |
| Peas | Sow outdoors (spring) | Jan 28 – Mar 15 |
| Potatoes | Plant outdoors (spring) | Jan 28 – Mar 30 |
| Onions | Start seeds indoors (spring) | Dec 17 – Jan 13 |
| Onions | Transplant outdoors (spring) | Feb 14 – Mar 15 |
| Broccoli | Start seeds indoors (spring) | Jan 10 – Feb 13 |
| Broccoli | Transplant outdoors (spring) | Feb 14 – Mar 15 |
| Broccoli | Start seeds indoors (fall) | Jul 25 – Aug 4 |
| Broccoli | Transplant outdoors (fall) | Aug 24 – Sep 4 |
| Cabbage | Start seeds indoors (spring) | Dec 31 – Jan 28 |
| Cabbage | Transplant outdoors (spring) | Jan 28 – Feb 28 |
| Cabbage | Start seeds indoors (fall) | Jul 15 – Aug 14 |
| Cabbage | Transplant outdoors (fall) | Aug 14 – Sep 14 |
| Leaf lettuce | Sow outdoors (spring) | Jan 28 – Apr 15 |
| Leaf lettuce | Sow outdoors (fall) | Aug 14 – Sep 30 |
| Spinach | Sow outdoors (spring) | Jan 21 – Mar 6 |
| Spinach | Sow outdoors (fall) | Aug 31 – Oct 5 |
| Radishes | Sow outdoors (spring) | Jan 28 – Mar 20 |
| Radishes | Sow outdoors (fall) | Aug 14 – Oct 15 |
| Kale | Sow outdoors (spring) | Feb 14 – Mar 6 |
| Kale | Sow outdoors (fall) | Aug 7 – Sep 14 |
| Carrots | Sow outdoors (spring) | Feb 28 – Apr 15 |
| Carrots | Sow outdoors (fall) | Jul 15 – Aug 30 |
| Garlic | Plant outdoors (fall) | Nov 14 – Dec 15 |
Where these dates come from
ZIP code 71135 is matched to the NOAA station Shreveport Dwtn Ap, LA, 7.2 km away, at 179 ft elevation (2 ft higher than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Shreveport Dwtn Ap, LA (used) | 179 ft | Feb 28 | Nov 24 |
| Benton 5E, LA | 200 ft | Mar 14 | Nov 14 |
| Shreveport Wfo, LA | 274 ft | Mar 6 | Nov 19 |
| Shreveport, LA | 273 ft | Mar 9 | Nov 18 |
Frost dates near Shreveport
- Shreveport, LA 71102 · last Feb 28, first Nov 24
- Bossier City, LA 71111 · last Feb 28, first Nov 24
- Benton, LA 71006 · last Mar 14, first Nov 14
- Blanchard, LA 71009 · last Feb 28, first Nov 24
- Barksdale Afb, LA 71110 · last Mar 6, first Nov 18
- Haughton, LA 71037 · last Feb 28, first Nov 24
- Belcher, LA 71004 · last Mar 6, first Nov 19
- Mooringsport, LA 71060 · last Mar 6, first Nov 19
Frequently asked questions
- When is the last frost in Shreveport, LA?
- For ZIP code 71135, the average last spring frost (32°F) is February 28, based on NOAA 1991-2020 climate normals for the Shreveport Dwtn Ap, LA weather station. There is a 1-in-10 chance of a frost after March 19.
- When is the first frost in Shreveport, LA?
- The average first fall frost (32°F) is November 24. There is a 1-in-10 chance of frost by November 7, so tender plants are at risk from that point on.
- How long is the growing season in 71135?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 268 days long.
- Are these frost dates a forecast?
- No. They are 30-year averages and probabilities from NOAA weather station records. Use them to plan, then watch your local forecast before planting tender crops or leaving them uncovered.