|First 16°||Oct 19||Oct 25||Oct 29||Nov 1||Nov 4||Nov 7||Nov 11||Nov 15||Nov 20|
|First 20°||Oct 8||Oct 14||Oct 18||Oct 21||Oct 25||Oct 28||Nov 1||Nov 5||Nov 11|
|First 24°||Sep 25||Oct 2||Oct 6||Oct 10||Oct 14||Oct 18||Oct 22||Oct 27||Nov 2|
|First 28°||Sep 21||Sep 27||Oct 1||Oct 4||Oct 7||Oct 10||Oct 14||Oct 18||Oct 23|
|First 32°||Sep 13||Sep 18||Sep 21||Sep 24||Sep 27||Sep 30||Oct 3||Oct 6||Oct 11|
|First 36°||Sep 9||Sep 13||Sep 15||Sep 17||Sep 19||Sep 20||Sep 22||Sep 25||Sep 28|
For spring, there is an 80% chance that you will be past the danger of a hard 24° freeze on April 10, but very light surprise frosts of 36° can still hit until around May 13. Do you like to live on the edge? You have a 50% chance of being past 32° frost by May 9.
|Last 16°||Apr 11||Apr 6||Apr 2||Mar 29||Mar 26||Mar 23||Mar 20||Mar 16||Mar 10|
|Last 20°||Apr 21||Apr 15||Apr 11||Apr 8||Apr 5||Apr 2||Mar 30||Mar 26||Mar 20|
|Last 24°||May 1||Apr 27||Apr 24||Apr 21||Apr 19||Apr 16||Apr 13||Apr 10||Apr 6|
|Last 28°||May 12||May 7||May 4||May 1||Apr 28||Apr 25||Apr 22||Apr 19||Apr 14|
|Last 32°||May 25||May 20||May 16||May 12||May 9||May 6||May 2||Apr 28||Apr 23|
|Last 36°||Jun 11||Jun 5||Jun 1||May 28||May 24||May 21||May 17||May 13||May 7|
Now that you know your frost dates, use our Garden Planting Calendar for Rapid City Regional Ap, SD to know when to sow and transplant your various vegetable plants!