County Data
Marengo County, Alabama
Self-reliance and preparedness data for Marengo County
Relatively Low
Hazard Risk (9.4/100)
9a
USDA Zone
263
Frost-Free Days
Good
Solar (4.6 kWh/m²/day)
Natural Hazard Risks in Marengo County
| Hazard | Risk Rating | Score |
|---|---|---|
| Tornado | Relatively Moderate | 23.8 |
| Landslide | Relatively Low | 14.0 |
| Strong Wind | Relatively Low | 13.9 |
| Winter Weather | Relatively Low | 12.1 |
| Lightning | Relatively Low | 11.7 |
Source: FEMA National Risk Index. Scores 0–100, higher = more risk.
Climate Profile
Temperature & Growing Season
| January Avg | 49°F |
| July Avg | 82°F |
| USDA Zone | 9a |
| Frost-Free Days | 263 |
Water & Energy
| Annual Precipitation | 55.2″ |
| Solar Potential | 4.6 kWh/m²/day |
| Wind Speed | 0.3 m/s |
| Soil Type | Sandy Clay Loam |
Local Species
62
Edible species
27
Medicinal species
81
Autonomy Score
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Frequently Asked Questions
- What are the biggest natural hazards in Marengo County, Alabama?
- Marengo County has an overall hazard rating of Relatively Low based on FEMA National Risk Index data. The top threats are Tornado, Landslide, Strong Wind. Each hazard is scored 0–100 by likelihood and expected impact.
- What is the growing season in Marengo County?
- Marengo County is in USDA Hardiness Zone 9a with approximately 263 frost-free days per year. This determines which crops, fruit trees, and perennials can survive your winters and how long your outdoor growing season lasts.
- Is Marengo County good for solar power?
- Marengo County has a good solar rating. Solar potential is based on average daily irradiance (kWh/m²/day), which determines how much energy rooftop or ground-mounted panels can produce year-round.
- How many edible plants grow in Marengo County?
- Our database identifies 62 edible plant species in Marengo County based on regional flora data, USDA hardiness zone, and iNaturalist observations. The full field guide includes identification notes, preparation methods, and seasonal availability.
- What is the autonomy score for Marengo County?
- Marengo County has an autonomy score of 81. This composite score measures local self-reliance potential across water access, food production capacity, energy resources, and supply chain resilience. Higher scores indicate greater potential for self-sufficiency.
Other Counties in Alabama
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Zone 8b • 251 frost-free days
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Zone 10a • 310 frost-free days
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Zone 8b • 260 frost-free days
Tuscaloosa
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Baldwin
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Lee
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Morgan
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Etowah
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Houston
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