No phone number, ever. We never sell your info.Answers before any sign-up.Your home record is yours. Export any time, free.Every number shows its source and date.
IECC 2021 · PNNL

Missouri climate zones

Missouri’s 115 counties fall in 3 IECC 2021 climate zones: 3A (2), 4A (87), 5A (26).

Zone 3A: warm-humid

Attic target R49 (ENERGY STAR)

Dunklin County (Mixed-humid) · Pemiscot County (Mixed-humid)

Zone 4A: mixed-humid

Attic target R60 (ENERGY STAR)

Audrain County (Mixed-humid) · Barry County (Mixed-humid) · Barton County (Mixed-humid) · Bates County (Mixed-humid) · Benton County (Mixed-humid) · Bollinger County (Mixed-humid) · Boone County (Mixed-humid) · Buchanan County (Mixed-humid) · Butler County (Mixed-humid) · Caldwell County (Mixed-humid) · Callaway County (Mixed-humid) · Camden County (Mixed-humid) · Cape Girardeau County (Mixed-humid) · Carroll County (Mixed-humid) · Carter County (Mixed-humid) · Cass County (Mixed-humid) · Cedar County (Mixed-humid) · Chariton County (Mixed-humid) · Christian County (Mixed-humid) · Clay County (Mixed-humid) · Clinton County (Mixed-humid) · Cole County (Mixed-humid) · Cooper County (Mixed-humid) · Crawford County (Mixed-humid) · Dade County (Mixed-humid) · Dallas County (Mixed-humid) · Dent County (Mixed-humid) · Douglas County (Mixed-humid) · Franklin County (Mixed-humid) · Gasconade County (Mixed-humid) · Greene County (Mixed-humid) · Henry County (Mixed-humid) · Hickory County (Mixed-humid) · Howard County (Mixed-humid) · Howell County (Mixed-humid) · Iron County (Mixed-humid) · Jackson County (Mixed-humid) · Jasper County (Mixed-humid) · Jefferson County (Mixed-humid) · Johnson County (Mixed-humid) · Laclede County (Mixed-humid) · Lafayette County (Mixed-humid) · Lawrence County (Mixed-humid) · Lincoln County (Mixed-humid) · Madison County (Mixed-humid) · Maries County (Mixed-humid) · McDonald County (Mixed-humid) · Miller County (Mixed-humid) · Mississippi County (Mixed-humid) · Moniteau County (Mixed-humid) · Monroe County (Mixed-humid) · Montgomery County (Mixed-humid) · Morgan County (Mixed-humid) · New Madrid County (Mixed-humid) · Newton County (Mixed-humid) · Oregon County (Mixed-humid) · Osage County (Mixed-humid) · Ozark County (Mixed-humid) · Perry County (Mixed-humid) · Pettis County (Mixed-humid) · Phelps County (Mixed-humid) · Platte County (Mixed-humid) · Polk County (Mixed-humid) · Pulaski County (Mixed-humid) · Randolph County (Mixed-humid) · Ray County (Mixed-humid) · Reynolds County (Mixed-humid) · Ripley County (Mixed-humid) · Saline County (Mixed-humid) · Scott County (Mixed-humid) · Shannon County (Mixed-humid) · St. Charles County (Mixed-humid) · St. Clair County (Mixed-humid) · St. Francois County (Mixed-humid) · St. Louis City (Mixed-humid) · St. Louis County (Mixed-humid) · Ste. Genevieve County (Mixed-humid) · Stoddard County (Mixed-humid) · Stone County (Mixed-humid) · Taney County (Mixed-humid) · Texas County (Mixed-humid) · Vernon County (Mixed-humid) · Warren County (Mixed-humid) · Washington County (Mixed-humid) · Wayne County (Mixed-humid) · Webster County (Mixed-humid) · Wright County (Mixed-humid)

Zone 5A: cool-humid

Attic target R60 (ENERGY STAR)

Adair County (Cold) · Andrew County (Cold) · Atchison County (Cold) · Clark County (Cold) · Daviess County (Cold) · DeKalb County (Cold) · Gentry County (Cold) · Grundy County (Cold) · Harrison County (Cold) · Holt County (Cold) · Knox County (Cold) · Lewis County (Cold) · Linn County (Cold) · Livingston County (Cold) · Macon County (Cold) · Marion County (Cold) · Mercer County (Cold) · Nodaway County (Cold) · Pike County (Cold) · Putnam County (Cold) · Ralls County (Cold) · Schuyler County (Cold) · Scotland County (Cold) · Shelby County (Cold) · Sullivan County (Cold) · Worth County (Cold)