Frost dates for 71118Shreveport, LA
The average last spring frost in Shreveport is March 12 and the average first fall frost is November 15, giving a typical growing season of about 247 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Mar 12
- Average first fall frost
- Nov 15
- Growing season
- 247 days
Safer after Apr 1 (1-in-10 risk)
Possible by Oct 31 (1-in-10 risk)
First frost typically in 19 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) | Mar 9 · Mar 29 · Apr 16 | Oct 22 · Nov 4 · Nov 21 | 222 days | 100% |
| Frost / freeze (32°F) | Feb 20 · Mar 12 · Apr 1 | Oct 31 · Nov 15 · Dec 5 | 247 days | 100% |
| Hard freeze (28°F) | Jan 30 · Feb 28 · Mar 17 | Nov 9 · Dec 1 · Dec 25 | 277 days | 100% |
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 | Feb 9 – Apr 17 |
| Tomatoes | Transplant outdoors | Mar 28 – Jul 26 |
| Peppers | Start seeds indoors | Feb 9 – Mar 12 |
| Peppers | Transplant outdoors | Apr 11 – May 12 |
| Eggplant | Start seeds indoors | Feb 26 – Mar 27 |
| Eggplant | Transplant outdoors | Apr 11 – May 12 |
| Cucumbers | Sow outdoors | Apr 11 – Aug 5 |
| Summer squash | Sow outdoors | Mar 28 – May 12 |
| Winter squash & pumpkins | Sow outdoors | Apr 11 – May 12 |
| Snap beans | Sow outdoors | Mar 28 – Aug 28 |
| Sweet corn | Sow outdoors | Mar 28 – Jul 26 |
| Watermelon & cantaloupe | Sow outdoors | Apr 11 – May 12 |
| Okra | Sow outdoors | Apr 4 – Apr 27 |
| Peas | Sow outdoors (spring) | Feb 9 – Mar 27 |
| Potatoes | Plant outdoors (spring) | Feb 9 – Apr 11 |
| Onions | Start seeds indoors (spring) | Dec 29 – Jan 25 |
| Onions | Transplant outdoors (spring) | Feb 26 – Mar 27 |
| Broccoli | Start seeds indoors (spring) | Jan 22 – Feb 25 |
| Broccoli | Transplant outdoors (spring) | Feb 26 – Mar 27 |
| Broccoli | Start seeds indoors (fall) | Jul 16 – Jul 26 |
| Broccoli | Transplant outdoors (fall) | Aug 15 – Aug 26 |
| Cabbage | Start seeds indoors (spring) | Jan 12 – Feb 9 |
| Cabbage | Transplant outdoors (spring) | Feb 9 – Mar 12 |
| Cabbage | Start seeds indoors (fall) | Jul 6 – Aug 5 |
| Cabbage | Transplant outdoors (fall) | Aug 5 – Sep 5 |
| Leaf lettuce | Sow outdoors (spring) | Feb 9 – Apr 27 |
| Leaf lettuce | Sow outdoors (fall) | Aug 5 – Sep 21 |
| Spinach | Sow outdoors (spring) | Feb 2 – Mar 18 |
| Spinach | Sow outdoors (fall) | Aug 22 – Sep 26 |
| Radishes | Sow outdoors (spring) | Feb 9 – Apr 1 |
| Radishes | Sow outdoors (fall) | Aug 5 – Oct 6 |
| Kale | Sow outdoors (spring) | Feb 26 – Mar 18 |
| Kale | Sow outdoors (fall) | Jul 29 – Sep 5 |
| Carrots | Sow outdoors (spring) | Mar 12 – Apr 27 |
| Carrots | Sow outdoors (fall) | Jul 6 – Aug 21 |
| Garlic | Plant outdoors (fall) | Nov 5 – Dec 6 |
Where these dates come from
ZIP code 71118 is matched to the NOAA station Shreveport Sthrn Hills, LA, 2.2 km away, at 200 ft elevation (16 ft lower than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Shreveport Sthrn Hills, LA (used) | 200 ft | Mar 12 | Nov 15 |
| Shreveport, LA | 273 ft | Mar 9 | Nov 18 |
| Shreveport Wfo, LA | 274 ft | Mar 6 | Nov 19 |
| Red River Rsch Stn, LA | 155 ft | Mar 6 | Nov 18 |
Frost dates near Shreveport
- Shreveport, LA 71108 · last Mar 12, first Nov 15
- Keithville, LA 71047 · last Mar 12, first Nov 15
- Stonewall, LA 71078 · last Mar 12, first Nov 15
- Bossier City, LA 71171 · last Feb 28, first Nov 24
- Greenwood, LA 71033 · last Mar 9, first Nov 18
- Bethany, LA 71007 · last Mar 9, first Nov 18
- Frierson, LA 71027 · last Mar 12, first Nov 15
- Barksdale Afb, LA 71110 · last Mar 6, first Nov 18
Frequently asked questions
- When is the last frost in Shreveport, LA?
- For ZIP code 71118, the average last spring frost (32°F) is March 12, based on NOAA 1991-2020 climate normals for the Shreveport Sthrn Hills, LA weather station. There is a 1-in-10 chance of a frost after April 1.
- When is the first frost in Shreveport, LA?
- The average first fall frost (32°F) is November 15. There is a 1-in-10 chance of frost by October 31, so tender plants are at risk from that point on.
- How long is the growing season in 71118?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 247 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.