Omaha, NE Frost Dates
Average frost dates, USDA hardiness zone, and growing season length for Omaha, Nebraska.
Gardening in Omaha
Omaha's gardening culture is as steady and productive as the city itself — no pretension, just results. The Missouri River valley's rich loess soils are among the most fertile in the world, and Omaha gardeners have been putting them to work since the city's founding.
Nebraska weather doesn't mess around: winters are cold, summers are hot, and the wind blows constantly. Your 168-day growing season is compressed but that prairie sun drives impressive growth rates. The loess (wind-deposited silt) soils are naturally fertile and well-drained — better garden soil than most cities can claim.
Husker fans bring the same devoted, all-in intensity to Saturday football that Omaha gardeners bring to their backyard plots. The city's Benson, Dundee, and Aksarben neighborhoods have thriving food garden cultures. Warren Buffett may be Omaha's most famous resident, but the city's real wealth is in its soil.
What This Means for Omaha Gardeners
The average last spring frost in Omaha is around April 25, and the average first fall frost arrives around October 10. That gives you approximately 168 frost-free days to work with.
At 168 days, you're working with a compressed but productive window. Choose varieties by their days-to-maturity number — anything under 75 days is safe, 75-90 requires indoor starting, and 90+ is a calculated risk. The tradeoff: your cool, moderate summers are excellent for crops that heat-zone gardeners struggle with. Your lettuce doesn't bolt in June. Your peas produce for weeks longer. Cool-season crops are your superpower.
These dates are based on NOAA 30-year Climate Normal data for the Omaha area. Your actual frost dates could shift 2-3 weeks in either direction in any given year. Learn more about our data sources.
What to Grow in Omaha
Omaha's 168-day season gives you plenty of time for most vegetables with good planning. Start warm-season crops indoors to maximize your window. Cool-season crops thrive in your spring and fall shoulder seasons. Recommended starting points: tomatoes, peppers, lettuce, carrots, beans, broccoli, garlic, and basil.
See the full Nebraska planting guide for all 40 plants: Nebraska Planting Calendar. Or enter your zip code for exact planting dates personalized to Omaha.
More About Zone 5B
Omaha is in USDA Hardiness Zone 5B, which means average annual extreme minimum temperatures between -15°F to -10°F. View the full Zone 5B planting guide.
See the complete planting calendar for Nebraska: Nebraska Planting Calendar.
Other Cities in Nebraska
Frequently Asked Questions
These dates are based on NOAA's 30-year Climate Normal data for the Omaha area. They represent historical averages, not predictions. In any given year, the actual last frost could be 2-3 weeks earlier or later. Microclimates within Omaha (urban heat islands, hilltops, low-lying valleys) can also shift your local frost dates by a week or more.
Start warm-season seeds indoors 6-8 weeks before your last frost (April 25) to maximize your 168-day window. Direct sow cold-hardy crops like peas and lettuce 3-4 weeks before last frost. Every week of early indoor starting matters at this season length. Enter your zip code for exact dates.