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Agriculture in Montana

372
ZIP codes in our Montana data
4
USDA hardiness zones present

Agriculture is one of Montana's largest industries and a defining part of its economy and culture. The state's vast open land supports large-scale grain farming and cattle ranching, while its valleys and irrigated districts give gardeners and specialty growers productive ground. Understanding Montana's short seasons and cold winters is key for anyone raising crops or livestock here.

Farming in Montana

Montana is one of the country's leading wheat states, producing large volumes of spring wheat, winter wheat, and durum, along with barley used for both feed and malting. Cattle and calves are consistently the state's top livestock product by value, and ranching dominates much of the eastern plains and mountain foothills. Montana is also a major grower of pulse crops such as lentils, dry peas, and chickpeas, and it produces hay, sugar beets, oilseeds, and honey. Farms tend to be large and often dryland, reflecting the semi-arid climate, with irrigated valleys supporting more diverse crops.

Climate and growing conditions

Montana has a cold, largely semi-arid continental climate with long, cold winters and warm, dry summers, and weather can vary widely between the plains and the mountains. The frost-free growing season is short in most areas, commonly around 100 to 130 days, and shorter still at higher elevations, so gardeners often start seeds indoors or choose fast-maturing varieties. USDA hardiness zones range from roughly zone 3 across much of the state and the mountain valleys to about zone 5 or 6 in some of the milder, lower valleys, with the coldest high country closer to zone 2.

Major agricultural products

Hardiness zones in Montana

Growers in Montana fall across these USDA plant hardiness zones (by number of ZIP codes in our data):

Zone 3 (25) Zone 4 (193) Zone 5 (123) Zone 6 (30)

Local weather & frost dates in Montana

Open any location for its live forecast, frost dates, and planting calendar:

Camp Crook 57724 Columbus 59019 Fort Smith 59035 Rapelje 59067 Silver Gate 59081 Billings 59102 St. Marie 59231 West Glendive 59330 Great Falls 59401 Fort Shaw 59483 Zortman 59546 Jefferson City 59638 Alder 59710 Glen 59732 Virginia City 59755 Missoula 59802

Counties in Montana

Browse local growing conditions, hardiness zones, and weather by county (58 counties):

Beaverhead County Big Horn County Blaine County Broadwater County Butte County Carbon County Carter County Cascade County Chouteau County Custer County Daniels County Dawson County Deer Lodge County Fallon County Fergus County Flathead County Gallatin County Garfield County Glacier County Golden Valley County Granite County Harding County Hill County Jefferson County Judith Basin County Lake County Lewis and Clark County Liberty County Lincoln County Madison County McCone County Meagher County Mineral County Missoula County Musselshell County Park County Petroleum County Phillips County Pondera County Powder River County Powell County Prairie County Ravalli County Richland County Roosevelt County Rosebud County Sanders County Sheridan County Silver Bow County Stillwater County Sweet Grass County Teton County Toole County Treasure County Valley County Wheatland County Wibaux County Yellowstone County

Market prices & data for Montana

← All states

State overviews combine hardiness-zone data from our ZIP database with public USDA market reports and NOAA climate normals. For farm-level decisions, consult your state's Cooperative Extension service. Page updated Aug 4, 2026.