Last frost date in Chattanooga, Tennessee
March 24
Average last frost in spring. In an early year (1 in 10) it's over by March 6; in a late year (1 in 10) it comes after April 8.
November 9
Average first frost in fall. 1 year in 10 it comes by October 27.
Source: NOAA U.S. Climate Normals 1991–2020, station Chattanooga Lovell AP (USW00013882), 3.6 miles from Chattanooga, elevation 671 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.
This station is also the nearest one for Collegedale and East Ridge, so their frost dates are the same as Chattanooga's.
| Early year | Average | Late year | |
|---|---|---|---|
| Last frost in spring | Mar 6 | Mar 24 | Apr 8 |
| First frost in fall | Oct 27 | Nov 9 | Nov 26 |
Frost-free days in an average year: 230
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | Apr 4 | Oct 31 |
| Frost (32°F) | Every year | Mar 24 | Nov 9 |
| Hard freeze (28°F) | Every year | Mar 11 | Nov 22 |
Nights at 32°F or colder in an average year: 56
What to plant now in Chattanooga
- Mustard greensAug 15 – Nov 1Now
- Garden peasSept 1 – Nov 1Now
- ParsleySept 1 – Nov 15Now
- RadishesSept 1 – Nov 15Now
- SpinachSept 15 – Nov 1Now
- Corn saladOct 1 – Dec 1Now
- Onion setsOct 1 – Dec 1Now
- Upland cressOct 1 – Dec 1Now
- Asparagus plantsDec 1 – Jan 1Soon
- Spring planting calendar for an average last frost around March 20 Chattanooga: March 24
- Fall planting calendar for an average first frost around November 10 Chattanooga: November 9
Planting dates: USDA Home and Garden Bulletin No. 9 (1967), “Suburban and Farm Vegetable Gardens,” tables 4 and 5. How we match the table.
Nearby in Tennessee
- Red Bank 4 mi · last frost Mar 31
- Soddy-Daisy 14 mi · last frost Apr 7
- Cleveland 23 mi · last frost Apr 6
- Athens 45 mi · last frost Apr 6
- Winchester 49 mi · last frost Apr 6
Updated