Frost dates for 79845Presidio, TX
The average last spring frost in Presidio is February 23 and the average first fall frost is November 26, giving a typical growing season of about 275 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Feb 23
- Average first fall frost
- Nov 26
- Growing season
- 275 days
Safer after Mar 13 (1-in-10 risk)
Possible by Nov 9 (1-in-10 risk)
First frost typically in 32 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 19 · Mar 7 · Mar 24 | Nov 1 · Nov 16 · Dec 1 | 253 days | 100% |
| Frost / freeze (32°F) | Feb 3 · Feb 23 · Mar 13 | Nov 9 · Nov 26 · Dec 9 | 275 days | 100% |
| Hard freeze (28°F) | Jan 17 · Feb 3 · Feb 27 | Nov 19 · Dec 5 · Dec 21 | 303 days | 100% |
Planting calendar for Presidio
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 23 – Mar 31 |
| Tomatoes | Transplant outdoors | Mar 11 – Aug 6 |
| Peppers | Start seeds indoors | Jan 23 – Feb 23 |
| Peppers | Transplant outdoors | Mar 25 – Apr 25 |
| Eggplant | Start seeds indoors | Feb 9 – Mar 10 |
| Eggplant | Transplant outdoors | Mar 25 – Apr 25 |
| Cucumbers | Sow outdoors | Mar 25 – Aug 16 |
| Summer squash | Sow outdoors | Mar 11 – Apr 25 |
| Winter squash & pumpkins | Sow outdoors | Mar 25 – Apr 25 |
| Snap beans | Sow outdoors | Mar 11 – Sep 8 |
| Sweet corn | Sow outdoors | Mar 11 – Aug 6 |
| Watermelon & cantaloupe | Sow outdoors | Mar 25 – Apr 25 |
| Okra | Sow outdoors | Mar 18 – Apr 10 |
| Peas | Sow outdoors (spring) | Jan 23 – Mar 10 |
| Potatoes | Plant outdoors (spring) | Jan 23 – Mar 25 |
| Onions | Start seeds indoors (spring) | Dec 12 – Jan 8 |
| Onions | Transplant outdoors (spring) | Feb 9 – Mar 10 |
| Broccoli | Start seeds indoors (spring) | Jan 5 – Feb 8 |
| Broccoli | Transplant outdoors (spring) | Feb 9 – Mar 10 |
| Broccoli | Start seeds indoors (fall) | Jul 27 – Aug 6 |
| Broccoli | Transplant outdoors (fall) | Aug 26 – Sep 6 |
| Cabbage | Start seeds indoors (spring) | Dec 26 – Jan 23 |
| Cabbage | Transplant outdoors (spring) | Jan 23 – Feb 23 |
| Cabbage | Start seeds indoors (fall) | Jul 17 – Aug 16 |
| Cabbage | Transplant outdoors (fall) | Aug 16 – Sep 16 |
| Leaf lettuce | Sow outdoors (spring) | Jan 23 – Apr 10 |
| Leaf lettuce | Sow outdoors (fall) | Aug 16 – Oct 2 |
| Spinach | Sow outdoors (spring) | Jan 16 – Mar 1 |
| Spinach | Sow outdoors (fall) | Sep 2 – Oct 7 |
| Radishes | Sow outdoors (spring) | Jan 23 – Mar 15 |
| Radishes | Sow outdoors (fall) | Aug 16 – Oct 17 |
| Kale | Sow outdoors (spring) | Feb 9 – Mar 1 |
| Kale | Sow outdoors (fall) | Aug 9 – Sep 16 |
| Carrots | Sow outdoors (spring) | Feb 23 – Apr 10 |
| Carrots | Sow outdoors (fall) | Jul 17 – Sep 1 |
| Garlic | Plant outdoors (fall) | Nov 16 – Dec 17 |
Where these dates come from
ZIP code 79845 is matched to the NOAA station Presidio, TX, 2.2 km away, at 2,610 ft elevation (28 ft higher than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Presidio, TX (used) | 2,610 ft | Feb 23 | Nov 26 |
| Big Bend Rch Sp, TX | 4,140 ft | Mar 21 | Nov 11 |
| Lajitas, TX | 2,403 ft | Mar 2 | Nov 24 |
| Candelaria, TX | 2,877 ft | Mar 17 | Nov 15 |
Frost dates near Presidio
- Redford, TX 79846 · last Mar 21, first Nov 11
- Terlingua, TX 79852 · last Feb 21, first Nov 30
- Marfa, TX 79843 · last Apr 14, first Oct 27
- Alpine, TX 79830 · last Mar 17, first Nov 19
- Big Bend National Park, TX 79834 · last Mar 10, first Nov 19
- Marathon, TX 79842 · last Apr 7, first Nov 1
Frequently asked questions
- When is the last frost in Presidio, TX?
- For ZIP code 79845, the average last spring frost (32°F) is February 23, based on NOAA 1991-2020 climate normals for the Presidio, TX weather station. There is a 1-in-10 chance of a frost after March 13.
- When is the first frost in Presidio, TX?
- The average first fall frost (32°F) is November 26. There is a 1-in-10 chance of frost by November 9, so tender plants are at risk from that point on.
- How long is the growing season in 79845?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 275 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.