Frost dates for 77434Eagle Lake, TX
The average last spring frost in Eagle Lake is February 21 and the average first fall frost is December 1, giving a typical growing season of about 285 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Feb 21
- Average first fall frost
- Dec 1
- Growing season
- 285 days
Safer after Mar 14 (1-in-10 risk)
Possible by Nov 10 (1-in-10 risk)
First frost typically in 35 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 15 · Mar 7 · Mar 30 | Nov 1 · Nov 18 · Dec 7 | 256 days | 100% |
| Frost / freeze (32°F) | Jan 22 · Feb 21 · Mar 14 | Nov 10 · Dec 1 · Dec 28 | 285 days | 100% |
| Hard freeze (28°F) | Dec 25 · Jan 30 · Mar 4 | Nov 21 · Dec 18 · Jan 26 | 322 days | 91% |
Planting calendar for Eagle Lake
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 21 – Mar 29 |
| Tomatoes | Transplant outdoors | Mar 9 – Aug 11 |
| Peppers | Start seeds indoors | Jan 21 – Feb 21 |
| Peppers | Transplant outdoors | Mar 23 – Apr 23 |
| Eggplant | Start seeds indoors | Feb 7 – Mar 8 |
| Eggplant | Transplant outdoors | Mar 23 – Apr 23 |
| Cucumbers | Sow outdoors | Mar 23 – Aug 21 |
| Summer squash | Sow outdoors | Mar 9 – Apr 23 |
| Winter squash & pumpkins | Sow outdoors | Mar 23 – Apr 23 |
| Snap beans | Sow outdoors | Mar 9 – Sep 13 |
| Sweet corn | Sow outdoors | Mar 9 – Aug 11 |
| Watermelon & cantaloupe | Sow outdoors | Mar 23 – Apr 23 |
| Okra | Sow outdoors | Mar 16 – Apr 8 |
| Peas | Sow outdoors (spring) | Jan 21 – Mar 8 |
| Potatoes | Plant outdoors (spring) | Jan 21 – Mar 23 |
| Onions | Start seeds indoors (spring) | Dec 10 – Jan 6 |
| Onions | Transplant outdoors (spring) | Feb 7 – Mar 8 |
| Broccoli | Start seeds indoors (spring) | Jan 3 – Feb 6 |
| Broccoli | Transplant outdoors (spring) | Feb 7 – Mar 8 |
| Broccoli | Start seeds indoors (fall) | Aug 1 – Aug 11 |
| Broccoli | Transplant outdoors (fall) | Aug 31 – Sep 11 |
| Cabbage | Start seeds indoors (spring) | Dec 24 – Jan 21 |
| Cabbage | Transplant outdoors (spring) | Jan 21 – Feb 21 |
| Cabbage | Start seeds indoors (fall) | Jul 22 – Aug 21 |
| Cabbage | Transplant outdoors (fall) | Aug 21 – Sep 21 |
| Leaf lettuce | Sow outdoors (spring) | Jan 21 – Apr 8 |
| Leaf lettuce | Sow outdoors (fall) | Aug 21 – Oct 7 |
| Spinach | Sow outdoors (spring) | Jan 14 – Feb 27 |
| Spinach | Sow outdoors (fall) | Sep 7 – Oct 12 |
| Radishes | Sow outdoors (spring) | Jan 21 – Mar 13 |
| Radishes | Sow outdoors (fall) | Aug 21 – Oct 22 |
| Kale | Sow outdoors (spring) | Feb 7 – Feb 27 |
| Kale | Sow outdoors (fall) | Aug 14 – Sep 21 |
| Carrots | Sow outdoors (spring) | Feb 21 – Apr 8 |
| Carrots | Sow outdoors (fall) | Jul 22 – Sep 6 |
| Garlic | Plant outdoors (fall) | Nov 21 – Dec 22 |
Where these dates come from
ZIP code 77434 is matched to the NOAA station Eagle Lake Resch Ctr, TX, 5.1 km away, at 176 ft elevation (22 ft higher than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Eagle Lake Resch Ctr, TX (used) | 176 ft | Feb 21 | Dec 1 |
| Columbus, TX | 225 ft | Mar 9 | Nov 20 |
| Sealy, TX | 196 ft | Feb 28 | Nov 30 |
| El Campo, TX | 110 ft | Feb 23 | Dec 5 |
Frost dates near Eagle Lake
- Lissie, TX 77454 · last Feb 21, first Dec 1
- Altair, TX 77412 · last Mar 9, first Nov 20
- Cat Spring, TX 78933 · last Mar 9, first Nov 20
- Garwood, TX 77442 · last Mar 9, first Nov 20
- Alleyton, TX 78935 · last Mar 9, first Nov 20
- Nada, TX 77460 · last Feb 23, first Dec 5
- Egypt, TX 77436 · last Feb 23, first Dec 5
- Rock Island, TX 77470 · last Mar 9, first Nov 20
Frequently asked questions
- When is the last frost in Eagle Lake, TX?
- For ZIP code 77434, the average last spring frost (32°F) is February 21, based on NOAA 1991-2020 climate normals for the Eagle Lake Resch Ctr, TX weather station. There is a 1-in-10 chance of a frost after March 14.
- When is the first frost in Eagle Lake, TX?
- The average first fall frost (32°F) is December 1. There is a 1-in-10 chance of frost by November 10, so tender plants are at risk from that point on.
- How long is the growing season in 77434?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 285 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.