Last frost date in Tulsa, Oklahoma
March 31
Average last frost in spring. In an early year (1 in 10) it's over by March 11; in a late year (1 in 10) it comes after April 15.
November 4
Average first frost in fall. 1 year in 10 it comes by October 20.
Source: NOAA U.S. Climate Normals 1991–2020, station Tulsa International AP (USW00013968), 5 miles from Tulsa, elevation 650 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.
This station is also the nearest one for Owasso, so its frost dates are the same as Tulsa's.
| Early year | Average | Late year | |
|---|---|---|---|
| Last frost in spring | Mar 11 | Mar 31 | Apr 15 |
| First frost in fall | Oct 20 | Nov 4 | Nov 19 |
Frost-free days in an average year: 220
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | Apr 10 | Oct 26 |
| Frost (32°F) | Every year | Mar 31 | Nov 4 |
| Hard freeze (28°F) | Every year | Mar 17 | Nov 13 |
Nights at 32°F or colder in an average year: 72
What to plant now in Tulsa
- Corn saladSept 15 – Nov 1Now
- Upland cressSept 15 – Nov 1Now
- Rhubarb plantsNov 1 – Dec 1Soon
- Asparagus plantsNov 15 – Jan 1Soon
- Spring planting calendar for an average last frost around March 30 Tulsa: March 31
- Fall planting calendar for an average first frost around October 30 Tulsa: November 4
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 Oklahoma
- Broken Arrow 9 mi · last frost Apr 1
- Jenks 10 mi · last frost Mar 30
- Claremore 21 mi · last frost Apr 7
- Okmulgee 35 mi · last frost Apr 8
- Muskogee 40 mi · last frost Apr 7
Updated