Fredericksburg, TX frost dates
Last spring frostMar 18median date
First fall frostNov 10median date
Growing season237 daysfrost-free
Hardiness zone8bZone 8b
How Fredericksburg compares
- In 8 years out of 10, the last spring frost in Fredericksburg falls between February 27 and April 9, a 41-day window. The first fall frost falls between October 27 and November 28.
- The median last frost is 3 days later than the Texas median of Mar 15.
- Its 237-day growing season is longer than 36% of the 1,316 Texas places with a regular frost season (state median 245 days).
- The last frost is typical for zone 8b, where the median is Mar 16.
- The weather station records an average of 42 nights a year at or below 32°F.
- Compared with San Marcos, TX, 94 km away, the last frost here is 18 days later than there and the growing season is 37 days shorter.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | February 27 |
| 50% (median) | March 18 |
| 10% (safe for tender plants) | April 9 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | October 27 |
| 50% (median) | November 10 |
| 90% (late) | November 28 |
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 Fredericksburg, TX
Fredericksburg, TX frost dates — last frost Mar 18, first frost Nov 10, zone 8b. whenisthelastfrost.com
Crop
JFMAMJJASOND
Start indoors: Dec 24 to Jan 7Start indoors: Dec 24 to Jan 7Transplant outside: Feb 18 to Mar 4
Start indoors: Jan 7 to Jan 21Transplant outside: Apr 1 to Apr 15
Start indoors: Jan 7 to Jan 21Transplant outside: Apr 1 to Apr 15
Start indoors: Jan 21 to Feb 4Transplant outside: Mar 25 to Apr 8
Start indoors: Jan 21 to Feb 4Transplant outside: Feb 25 to Mar 11Sow outdoors: Feb 18 to Mar 25Plant for fall: Sep 15 to Oct 13
Start indoors: Jan 21 to Feb 4Transplant outside: Feb 18 to Mar 4Sow outdoors: Feb 18 to Mar 4Plant for fall: Sep 1 to Sep 22
Start indoors: Jan 21 to Feb 4Transplant outside: Mar 4 to Mar 18Plant for fall: Aug 4 to Aug 25
Start indoors: Jan 21 to Feb 4Transplant outside: Feb 25 to Mar 11Plant for fall: Aug 4 to Aug 25
Start indoors: Jan 21 to Feb 4Transplant outside: Mar 4 to Mar 18Plant for fall: Aug 4 to Aug 25
Start indoors: Feb 4 to Feb 18Transplant outside: Apr 8 to Apr 22Sow outdoors: Apr 8 to Apr 22
Start indoors: Feb 4 to Feb 18Transplant outside: Mar 25 to Apr 8
Sow outdoors: Feb 4 to Feb 25Plant for fall: Aug 18 to Sep 8
Sow outdoors: Feb 4 to Feb 25Plant for fall: Sep 15 to Oct 6
Sow outdoors: Feb 11 to Mar 25Plant for fall: Sep 29 to Oct 20
Start indoors: Feb 18 to Feb 25Transplant outside: Apr 1 to Apr 8Sow outdoors: Mar 25 to Apr 8Plant for fall: Aug 25 to Sep 8
Start indoors: Feb 18 to Feb 25Sow outdoors: Mar 25 to Apr 8Plant for fall: Sep 1 to Sep 15
Start indoors: Feb 18 to Feb 25Sow outdoors: Mar 25 to Apr 8
Start indoors: Feb 18 to Feb 25Transplant outside: Apr 1 to Apr 15
Sow outdoors: Feb 25 to Mar 25Plant for fall: Aug 18 to Sep 1
Sow outdoors: Feb 25 to Mar 25Plant for fall: Sep 1 to Sep 15
Sow outdoors: Feb 25 to Mar 18
Sow outdoors: Mar 4 to Apr 1Plant for fall: Sep 1 to Sep 15
Sow outdoors: Mar 4 to Mar 25Plant for fall: Sep 15 to Oct 6
Sow outdoors: Mar 25 to Apr 15Plant for fall: Aug 25 to Sep 8
Sow outdoors: Mar 25 to Apr 8
Transplant outside: Apr 1 to Apr 22
Plant for fall: Oct 27 to Dec 1
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Fredericksburg, TX
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Dec 24 – Jan 7 | Feb 18 – Mar 4 | — | — |
| Peppers | Jan 7 – Jan 21 | Apr 1 – Apr 15 | — | — |
| Eggplant | Jan 7 – Jan 21 | Apr 1 – Apr 15 | — | — |
| Tomatoes | Jan 21 – Feb 4 | Mar 25 – Apr 8 | — | — |
| Lettuce | Jan 21 – Feb 4 | Feb 25 – Mar 11 | Feb 18 – Mar 25 | Sep 15 – Oct 13 |
| Kale | Jan 21 – Feb 4 | Feb 18 – Mar 4 | Feb 18 – Mar 4 | Sep 1 – Sep 22 |
| Broccoli | Jan 21 – Feb 4 | Mar 4 – Mar 18 | — | Aug 4 – Aug 25 |
| Cabbage | Jan 21 – Feb 4 | Feb 25 – Mar 11 | — | Aug 4 – Aug 25 |
| Cauliflower | Jan 21 – Feb 4 | Mar 4 – Mar 18 | — | Aug 4 – Aug 25 |
| Okra | Feb 4 – Feb 18 | Apr 8 – Apr 22 | Apr 8 – Apr 22 | — |
| Basil | Feb 4 – Feb 18 | Mar 25 – Apr 8 | — | — |
| Peas | — | — | Feb 4 – Feb 25 | Aug 18 – Sep 8 |
| Spinach | — | — | Feb 4 – Feb 25 | Sep 15 – Oct 6 |
| Radishes | — | — | Feb 11 – Mar 25 | Sep 29 – Oct 20 |
| Cucumbers | Feb 18 – Feb 25 | Apr 1 – Apr 8 | Mar 25 – Apr 8 | Aug 25 – Sep 8 |
| Zucchini & Summer Squash | Feb 18 – Feb 25 | — | Mar 25 – Apr 8 | Sep 1 – Sep 15 |
| Winter Squash & Pumpkins | Feb 18 – Feb 25 | — | Mar 25 – Apr 8 | — |
| Melons & Watermelon | Feb 18 – Feb 25 | Apr 1 – Apr 15 | — | — |
| Carrots | — | — | Feb 25 – Mar 25 | Aug 18 – Sep 1 |
| Beets | — | — | Feb 25 – Mar 25 | Sep 1 – Sep 15 |
| Potatoes | — | — | Feb 25 – Mar 18 | — |
| Swiss Chard | — | — | Mar 4 – Apr 1 | Sep 1 – Sep 15 |
| Cilantro | — | — | Mar 4 – Mar 25 | Sep 15 – Oct 6 |
| Green Beans | — | — | Mar 25 – Apr 15 | Aug 25 – Sep 8 |
| Sweet Corn | — | — | Mar 25 – Apr 8 | — |
| Sweet Potatoes | — | Apr 1 – Apr 22 | — | — |
| Garlic | — | — | — | Oct 27 – Dec 1 |
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 Fredericksburg, TX weather station, 6 km away (elevation 1,686 ft (514 m)).
Frost dates near Fredericksburg
- Stonewall Mar 22 · Nov 9
- Willow City Mar 22 · Nov 9
- Hye Mar 22 · Nov 9
- Doss Mar 15 · Nov 15
- Harper Mar 15 · Nov 15
- Comfort Mar 27 · Nov 7
- Kerrville Mar 27 · Nov 7
- Waring Mar 15 · Nov 13
- Center Point Mar 27 · Nov 7
- Ingram Mar 27 · Nov 7
Frequently asked questions
When is the last frost in Fredericksburg, TX?
The median last spring frost in Fredericksburg, TX is March 18. There is still about a 10% chance of frost after April 9, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Fredericksburg, TX?
The median first fall frost is November 10, with about a 10% chance of frost before October 27.
How long is the growing season in Fredericksburg, TX?
About 237 days between the median last spring frost and first fall frost.
What planting zone is Fredericksburg, TX?
Fredericksburg, TX is in USDA hardiness zone 8b.