Frost dates for 71103Shreveport, 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 22 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 71103 is matched to the NOAA station Shreveport Dwtn Ap, LA, 6 km away, at 179 ft elevation (64 ft lower 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 |
| Shreveport Wfo, LA | 274 ft | Mar 6 | Nov 19 |
| Shreveport, LA | 273 ft | Mar 9 | Nov 18 |
| Shreveport Sthrn Hills, LA | 200 ft | Mar 12 | Nov 15 |
Frost dates near Shreveport
- Shreveport, LA 71101 · last Feb 28, first Nov 24
- Bossier City, LA 71171 · last Feb 28, first Nov 24
- Barksdale Afb, LA 71110 · last Mar 6, first Nov 18
- Blanchard, LA 71009 · last Feb 28, first Nov 24
- Greenwood, LA 71033 · last Mar 9, first Nov 18
- Haughton, LA 71037 · last Feb 28, first Nov 24
- Keithville, LA 71047 · last Mar 12, first Nov 15
- Stonewall, LA 71078 · last Mar 12, first Nov 15
Frequently asked questions
- When is the last frost in Shreveport, LA?
- For ZIP code 71103, 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 71103?
- 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.