Frost dates for 77504 — Pasadena, TX
Frost is light and occasional here — typically a few cold nights around midwinter (about 4 a year). Cover tender plants when frost is forecast.
How Pasadena compares
- In a typical year, frost nights in Pasadena fall between December 28 and January 30. In 1 year in 10 the first frost comes as early as November 27, or the last frost as late as March 1.
- Compared with Houston, TX, 28 km away, the last frost here is 3 days earlier than there.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | December 29 |
| 50% (median) | January 30 |
| 10% (safe for tender plants) | March 1 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | November 27 |
| 50% (median) | December 28 |
| 90% (late) | January 27 |
Frost here means 32°F (0°C). A median date means half of years have their last frost earlier and half later.
Planting calendar for Pasadena, TX
Frost dates for 77504 — Pasadena, TX — last frost Jan 30, first frost Dec 28, zone 9b. whenisthelastfrost.com
In mild climates, summer heat limits many crops as much as frost does. Use this calendar for spring planting and lean on fall and winter for cool-season crops.
When to plant vegetables in Pasadena, TX
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Nov 7 – Nov 21 | Jan 2 – Jan 16 | — | — |
| Peppers | Nov 21 – Dec 5 | Feb 13 – Feb 27 | — | — |
| Eggplant | Nov 21 – Dec 5 | Feb 13 – Feb 27 | — | — |
| Tomatoes | Dec 5 – Dec 19 | Feb 6 – Feb 20 | — | — |
| Lettuce | Dec 5 – Dec 19 | Jan 9 – Jan 23 | Jan 2 – Feb 6 | Nov 2 – Nov 30 |
| Kale | Dec 5 – Dec 19 | Jan 2 – Jan 16 | Jan 2 – Jan 16 | Oct 19 – Nov 9 |
| Broccoli | Dec 5 – Dec 19 | Jan 16 – Jan 30 | — | Sep 21 – Oct 12 |
| Cabbage | Dec 5 – Dec 19 | Jan 9 – Jan 23 | — | Sep 21 – Oct 12 |
| Cauliflower | Dec 5 – Dec 19 | Jan 16 – Jan 30 | — | Sep 21 – Oct 12 |
| Okra | Dec 19 – Jan 2 | Feb 20 – Mar 6 | Feb 20 – Mar 6 | — |
| Basil | Dec 19 – Jan 2 | Feb 6 – Feb 20 | — | — |
| Peas | — | — | Dec 19 – Jan 9 | Oct 5 – Oct 26 |
| Spinach | — | — | Dec 19 – Jan 9 | Nov 2 – Nov 23 |
| Radishes | — | — | Dec 26 – Feb 6 | Nov 16 – Dec 7 |
| Cucumbers | Jan 2 – Jan 9 | Feb 13 – Feb 20 | Feb 6 – Feb 20 | Oct 12 – Oct 26 |
| Zucchini & Summer Squash | Jan 2 – Jan 9 | — | Feb 6 – Feb 20 | Oct 19 – Nov 2 |
| Winter Squash & Pumpkins | Jan 2 – Jan 9 | — | Feb 6 – Feb 20 | — |
| Melons & Watermelon | Jan 2 – Jan 9 | Feb 13 – Feb 27 | — | — |
| Carrots | — | — | Jan 9 – Feb 6 | Oct 5 – Oct 19 |
| Beets | — | — | Jan 9 – Feb 6 | Oct 19 – Nov 2 |
| Potatoes | — | — | Jan 9 – Jan 30 | — |
| Swiss Chard | — | — | Jan 16 – Feb 13 | Oct 19 – Nov 2 |
| Cilantro | — | — | Jan 16 – Feb 6 | Nov 2 – Nov 23 |
| Green Beans | — | — | Feb 6 – Feb 27 | Oct 12 – Oct 26 |
| Sweet Corn | — | — | Feb 6 – Feb 20 | — |
| Sweet Potatoes | — | Feb 13 – Mar 6 | — | — |
| Garlic | — | — | — | Dec 14 – Jan 18 |
Dates come from the median frost dates and common extension-service timing. Adjust for your soil temperature, microclimate and the varieties you grow.
About these dates
Based on 1991–2020 NOAA climate normals for the Houston Hobby Ap, TX weather station, 9 km away (elevation 43 ft (13 m)).
ZIP codes in Pasadena: 77501 77502 77503 77504 77505 77506 77507 77508
Frost dates near Pasadena
- South Houston Jan 30 · Dec 28
- Deer Park Jan 30 · Dec 28
- Galena Park Feb 2 · Dec 25
- Webster Jan 31 · Dec 27
- Friendswood Jan 31 · Dec 27
- La Porte Jan 31 · Dec 14
- Pearland Jan 31 · Dec 27
- Seabrook Jan 31 · Dec 14
Frequently asked questions
When is the last frost in Pasadena, TX?
The median last spring frost in Pasadena, TX is January 30. There is still about a 10% chance of frost after March 1, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Pasadena, TX?
The median first fall frost is December 28, with about a 10% chance of frost before November 27.
How long is the growing season in Pasadena, TX?
About 332 days between the median last spring frost and first fall frost.
What planting zone is Pasadena, TX?
Pasadena, TX is in USDA hardiness zone 9b.