South Dakota frost dates: K

City	Last frost	First frost	Season	Zone
Kadoka	May 11	Sep 30	142 d	5a
Kaylor	May 1	Oct 4	156 d	5a
Keldron	May 10	Sep 30	143 d	4b
Kennebec	May 12	Sep 28	139 d	5a
Keystone	May 15	Oct 1	139 d	5a
Kimball	May 3	Oct 5	155 d	5a
Kranzburg	May 3	Oct 4	154 d	4b
Kyle	May 11	Oct 1	143 d	5a