College Station, TX frost dates
Last spring frostFeb 27median date
First fall frostNov 30median date
Growing season276 daysfrost-free
Hardiness zone9aZone 9a
How College Station compares
- In 8 years out of 10, the last spring frost in College Station falls between January 31 and March 18, a 46-day window. The first fall frost falls between November 10 and December 26.
- The median last frost is 16 days earlier than the Texas median of Mar 15.
- Its 276-day growing season is longer than 86% of the 1,316 Texas places with a regular frost season (state median 245 days).
- The last frost is 4 days earlier than the zone 9a median of Mar 3. Hardiness zones measure winter cold, not season length, so use these dates rather than a zone 9a chart.
- The weather station records an average of 16 nights a year at or below 32°F.
- Compared with Cypress, TX, 97 km away, the last frost here is 8 days later than there and the growing season is 11 days shorter.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | January 31 |
| 50% (median) | February 27 |
| 10% (safe for tender plants) | March 18 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | November 10 |
| 50% (median) | November 30 |
| 90% (late) | December 26 |
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 College Station, TX
College Station, TX frost dates — last frost Feb 27, first frost Nov 30, zone 9a. whenisthelastfrost.com
Crop
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Start indoors: Dec 5 to Dec 19Transplant outside: Jan 30 to Feb 13
Start indoors: Dec 19 to Jan 2Start indoors: Dec 19 to Jan 2Transplant outside: Mar 13 to Mar 27
Start indoors: Dec 19 to Jan 2Start indoors: Dec 19 to Jan 2Transplant outside: Mar 13 to Mar 27
Start indoors: Jan 2 to Jan 16Transplant outside: Mar 6 to Mar 20
Start indoors: Jan 2 to Jan 16Transplant outside: Feb 6 to Feb 20Sow outdoors: Jan 30 to Mar 6Plant for fall: Oct 5 to Nov 2
Start indoors: Jan 2 to Jan 16Transplant outside: Jan 30 to Feb 13Sow outdoors: Jan 30 to Feb 13Plant for fall: Sep 21 to Oct 12
Start indoors: Jan 2 to Jan 16Transplant outside: Feb 13 to Feb 27Plant for fall: Aug 24 to Sep 14
Start indoors: Jan 2 to Jan 16Transplant outside: Feb 6 to Feb 20Plant for fall: Aug 24 to Sep 14
Start indoors: Jan 2 to Jan 16Transplant outside: Feb 13 to Feb 27Plant for fall: Aug 24 to Sep 14
Start indoors: Jan 16 to Jan 30Transplant outside: Mar 20 to Apr 3Sow outdoors: Mar 20 to Apr 3
Start indoors: Jan 16 to Jan 30Transplant outside: Mar 6 to Mar 20
Sow outdoors: Jan 16 to Feb 6Plant for fall: Sep 7 to Sep 28
Sow outdoors: Jan 16 to Feb 6Plant for fall: Oct 5 to Oct 26
Sow outdoors: Jan 23 to Mar 6Plant for fall: Oct 19 to Nov 9
Start indoors: Jan 30 to Feb 6Transplant outside: Mar 13 to Mar 20Sow outdoors: Mar 6 to Mar 20Plant for fall: Sep 14 to Sep 28
Start indoors: Jan 30 to Feb 6Sow outdoors: Mar 6 to Mar 20Plant for fall: Sep 21 to Oct 5
Start indoors: Jan 30 to Feb 6Sow outdoors: Mar 6 to Mar 20
Start indoors: Jan 30 to Feb 6Transplant outside: Mar 13 to Mar 27
Sow outdoors: Feb 6 to Mar 6Plant for fall: Sep 7 to Sep 21
Sow outdoors: Feb 6 to Mar 6Plant for fall: Sep 21 to Oct 5
Sow outdoors: Feb 6 to Feb 27
Sow outdoors: Feb 13 to Mar 13Plant for fall: Sep 21 to Oct 5
Sow outdoors: Feb 13 to Mar 6Plant for fall: Oct 5 to Oct 26
Sow outdoors: Mar 6 to Mar 27Plant for fall: Sep 14 to Sep 28
Sow outdoors: Mar 6 to Mar 20
Transplant outside: Mar 13 to Apr 3
Plant for fall: Nov 16 to Dec 21
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in College Station, TX
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Dec 5 – Dec 19 | Jan 30 – Feb 13 | — | — |
| Peppers | Dec 19 – Jan 2 | Mar 13 – Mar 27 | — | — |
| Eggplant | Dec 19 – Jan 2 | Mar 13 – Mar 27 | — | — |
| Tomatoes | Jan 2 – Jan 16 | Mar 6 – Mar 20 | — | — |
| Lettuce | Jan 2 – Jan 16 | Feb 6 – Feb 20 | Jan 30 – Mar 6 | Oct 5 – Nov 2 |
| Kale | Jan 2 – Jan 16 | Jan 30 – Feb 13 | Jan 30 – Feb 13 | Sep 21 – Oct 12 |
| Broccoli | Jan 2 – Jan 16 | Feb 13 – Feb 27 | — | Aug 24 – Sep 14 |
| Cabbage | Jan 2 – Jan 16 | Feb 6 – Feb 20 | — | Aug 24 – Sep 14 |
| Cauliflower | Jan 2 – Jan 16 | Feb 13 – Feb 27 | — | Aug 24 – Sep 14 |
| Okra | Jan 16 – Jan 30 | Mar 20 – Apr 3 | Mar 20 – Apr 3 | — |
| Basil | Jan 16 – Jan 30 | Mar 6 – Mar 20 | — | — |
| Peas | — | — | Jan 16 – Feb 6 | Sep 7 – Sep 28 |
| Spinach | — | — | Jan 16 – Feb 6 | Oct 5 – Oct 26 |
| Radishes | — | — | Jan 23 – Mar 6 | Oct 19 – Nov 9 |
| Cucumbers | Jan 30 – Feb 6 | Mar 13 – Mar 20 | Mar 6 – Mar 20 | Sep 14 – Sep 28 |
| Zucchini & Summer Squash | Jan 30 – Feb 6 | — | Mar 6 – Mar 20 | Sep 21 – Oct 5 |
| Winter Squash & Pumpkins | Jan 30 – Feb 6 | — | Mar 6 – Mar 20 | — |
| Melons & Watermelon | Jan 30 – Feb 6 | Mar 13 – Mar 27 | — | — |
| Carrots | — | — | Feb 6 – Mar 6 | Sep 7 – Sep 21 |
| Beets | — | — | Feb 6 – Mar 6 | Sep 21 – Oct 5 |
| Potatoes | — | — | Feb 6 – Feb 27 | — |
| Swiss Chard | — | — | Feb 13 – Mar 13 | Sep 21 – Oct 5 |
| Cilantro | — | — | Feb 13 – Mar 6 | Oct 5 – Oct 26 |
| Green Beans | — | — | Mar 6 – Mar 27 | Sep 14 – Sep 28 |
| Sweet Corn | — | — | Mar 6 – Mar 20 | — |
| Sweet Potatoes | — | Mar 13 – Apr 3 | — | — |
| Garlic | — | — | — | Nov 16 – Dec 21 |
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 College Stn, TX weather station, 4 km away (elevation 305 ft (93 m)).
ZIP codes in College Station: 77840 77841 77842 77843 77844 77845
Frost dates near College Station
- Wellborn Feb 27 · Nov 30
- Bryan Feb 27 · Nov 30
- Millican Mar 7 · Nov 19
- Kurten Feb 27 · Nov 30
- Snook Mar 18 · Nov 9
- Mumford Feb 27 · Nov 30
- Iola Mar 16 · Nov 11
- Somerville Mar 18 · Nov 9
- Anderson Mar 7 · Nov 19
- Wheelock Feb 28 · Nov 28
Frequently asked questions
When is the last frost in College Station, TX?
The median last spring frost in College Station, TX is February 27. There is still about a 10% chance of frost after March 18, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in College Station, TX?
The median first fall frost is November 30, with about a 10% chance of frost before November 10.
How long is the growing season in College Station, TX?
About 276 days between the median last spring frost and first fall frost.
What planting zone is College Station, TX?
College Station, TX is in USDA hardiness zone 9a.