Frost dates for 76437Cisco, TX
The average last spring frost in Cisco is March 27 and the average first fall frost is November 7, giving a typical growing season of about 225 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Mar 27
- Average first fall frost
- Nov 7
- Growing season
- 225 days
Safer after Apr 16 (1-in-10 risk)
Possible by Oct 25 (1-in-10 risk)
First frost typically in 11 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 22 · Apr 9 · Apr 25 | Oct 17 · Oct 30 · Nov 12 | 204 days | 100% |
| Frost / freeze (32°F) | Mar 7 · Mar 27 · Apr 16 | Oct 25 · Nov 7 · Nov 22 | 225 days | 100% |
| Hard freeze (28°F) | Feb 25 · Mar 14 · Apr 2 | Nov 1 · Nov 16 · Dec 4 | 247 days | 100% |
Planting calendar for Cisco
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 24 – May 2 |
| Tomatoes | Transplant outdoors | Apr 12 – Jul 18 |
| Peppers | Start seeds indoors | Feb 24 – Mar 27 |
| Peppers | Transplant outdoors | Apr 26 – May 27 |
| Eggplant | Start seeds indoors | Mar 13 – Apr 11 |
| Eggplant | Transplant outdoors | Apr 26 – May 27 |
| Cucumbers | Sow outdoors | Apr 26 – Jul 28 |
| Summer squash | Sow outdoors | Apr 12 – May 27 |
| Winter squash & pumpkins | Sow outdoors | Apr 26 – May 27 |
| Snap beans | Sow outdoors | Apr 12 – Aug 20 |
| Sweet corn | Sow outdoors | Apr 12 – Jul 18 |
| Watermelon & cantaloupe | Sow outdoors | Apr 26 – May 27 |
| Okra | Sow outdoors | Apr 19 – May 12 |
| Peas | Sow outdoors (spring) | Feb 24 – Apr 11 |
| Potatoes | Plant outdoors (spring) | Feb 24 – Apr 26 |
| Onions | Start seeds indoors (spring) | Jan 13 – Feb 9 |
| Onions | Transplant outdoors (spring) | Mar 13 – Apr 11 |
| Broccoli | Start seeds indoors (spring) | Feb 6 – Mar 12 |
| Broccoli | Transplant outdoors (spring) | Mar 13 – Apr 11 |
| Broccoli | Start seeds indoors (fall) | Jul 8 – Jul 18 |
| Broccoli | Transplant outdoors (fall) | Aug 7 – Aug 18 |
| Cabbage | Start seeds indoors (spring) | Jan 27 – Feb 24 |
| Cabbage | Transplant outdoors (spring) | Feb 24 – Mar 27 |
| Cabbage | Start seeds indoors (fall) | Jun 28 – Jul 28 |
| Cabbage | Transplant outdoors (fall) | Jul 28 – Aug 28 |
| Leaf lettuce | Sow outdoors (spring) | Feb 24 – May 12 |
| Leaf lettuce | Sow outdoors (fall) | Jul 28 – Sep 13 |
| Spinach | Sow outdoors (spring) | Feb 17 – Apr 2 |
| Spinach | Sow outdoors (fall) | Aug 14 – Sep 18 |
| Radishes | Sow outdoors (spring) | Feb 24 – Apr 16 |
| Radishes | Sow outdoors (fall) | Jul 28 – Sep 28 |
| Kale | Sow outdoors (spring) | Mar 13 – Apr 2 |
| Kale | Sow outdoors (fall) | Jul 21 – Aug 28 |
| Carrots | Sow outdoors (spring) | Mar 27 – May 12 |
| Carrots | Sow outdoors (fall) | Jun 28 – Aug 13 |
| Garlic | Plant outdoors (fall) | Oct 28 – Nov 28 |
Where these dates come from
ZIP code 76437 is matched to the NOAA station Putnam, TX, 19.4 km away, at 1,621 ft elevation (55 ft lower than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Putnam, TX (used) | 1,621 ft | Mar 27 | Nov 7 |
| Eastland, TX | 1,438 ft | Mar 30 | Nov 4 |
| Rising Star 1S, TX | 1,633 ft | Mar 26 | Nov 10 |
| Breckenridge, TX | 1,170 ft | Apr 4 | Nov 3 |
Frost dates near Cisco
- Eastland, TX 76448 · last Mar 30, first Nov 4
- Carbon, TX 76435 · last Mar 26, first Nov 10
- Putnam, TX 76469 · last Mar 27, first Nov 7
- Olden, TX 76466 · last Mar 30, first Nov 4
- Moran, TX 76464 · last Mar 30, first Nov 8
- Rising Star, TX 76471 · last Mar 26, first Nov 10
- Ranger, TX 76470 · last Mar 30, first Nov 4
- Cross Plains, TX 76443 · last Mar 26, first Nov 10
Frequently asked questions
- When is the last frost in Cisco, TX?
- For ZIP code 76437, the average last spring frost (32°F) is March 27, based on NOAA 1991-2020 climate normals for the Putnam, TX weather station. There is a 1-in-10 chance of a frost after April 16.
- When is the first frost in Cisco, TX?
- The average first fall frost (32°F) is November 7. There is a 1-in-10 chance of frost by October 25, so tender plants are at risk from that point on.
- How long is the growing season in 76437?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 225 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.