Last frost date in Brentwood, TN
The average last frost in Brentwood is April 15. By May 4 the chance of another 32°F night drops to 1 in 10. The first fall frost usually arrives about October 26, which leaves 193 frost-free days. An early freeze before October 13 happens one year in ten.
- Safe after (10% risk)
- May 4
- Average first frost
- Oct 26
- Frost-free season
- 193 days
- Hard freeze (28°F) ends
- Apr 2
No frost in the next 7 nights
National Weather Service forecast, updated Oct 22, 12:57 UTC
- ThuOct 2245°
- FriOct 2346°
- SatOct 2445°
- SunOct 2546°
- MonOct 2647°
- TueOct 2749°
- WedOct 2847°
Planting calendar for Brentwood
Windows count forward or back from the average frost dates above. Click a crop for dates across Tennessee.
Frost probabilities
| Threshold | Spring, 90% chance later | Spring, 50% | Spring, 10% | Fall, 10% chance earlier | Fall, 50% | Fall, 90% |
|---|---|---|---|---|---|---|
| Light frost, 32°F | Mar 31 | Apr 15 | May 4 | Oct 13 | Oct 26 | Nov 5 |
| Hard freeze, 28°F | Mar 17 | Apr 2 | Apr 18 | Oct 23 | Nov 3 | Nov 17 |
Read the spring 10% column as the date after which only one year in ten still gets frost. That is the safer date for tomatoes, peppers and basil.
Where these numbers come from
NOAA station Brentwood (USC00401039) sits 0.5 miles from the center of Brentwood at 707 feet. Its averages cover 1991 to 2020. Low spots, valleys and open fields can keep getting frost a week or two after the station stops; city centers and lakeshores usually get less of it.
Questions
When is the last frost in Brentwood, TN?
The average last frost date in Brentwood is April 15, based on NOAA 1991–2020 climate normals. There is a 10% chance of frost after May 4.
When is the first frost in Brentwood?
The first frost in fall usually comes around October 26. One year in ten it arrives before October 13.
How long is the growing season in Brentwood?
About 193 days between the average last and first frost.
When should I plant tomatoes in Brentwood?
Plant tomato seedlings outside from April 22 to May 6. Start seeds indoors six to eight weeks earlier.
Nearby in Tennessee
- FranklinApr 3
- La VergneApr 13
- NashvilleApr 1
- SmyrnaApr 13
- Spring HillApr 3
- Mount JulietApr 1
- MurfreesboroApr 9
- HendersonvilleApr 11
- LebanonApr 6
- ColumbiaApr 10
- GallatinApr 16
- SpringfieldApr 9