County Data
Randolph County, Arkansas
Self-reliance and preparedness data for Randolph County
Relatively Low
Hazard Risk (12.9/100)
7b
USDA Zone
231
Frost-Free Days
Moderate
Solar (4.4 kWh/m²/day)
Natural Hazard Risks in Randolph County
| Hazard | Risk Rating | Score |
|---|---|---|
| Tornado | Relatively High | 25.6 |
| Ice Storm | Relatively Moderate | 22.5 |
| Heat Wave | Relatively Moderate | 16.7 |
| Landslide | Relatively Moderate | 16.1 |
| Riverine Flooding | Relatively Moderate | 14.9 |
Source: FEMA National Risk Index. Scores 0–100, higher = more risk.
Climate Profile
Temperature & Growing Season
| January Avg | 39°F |
| July Avg | 82°F |
| USDA Zone | 7b |
| Frost-Free Days | 231 |
Water & Energy
| Annual Precipitation | 50.1″ |
| Solar Potential | 4.4 kWh/m²/day |
| Wind Speed | 0.3 m/s |
| Soil Type | Silt Loam |
Local Species
62
Edible species
27
Medicinal species
76
Autonomy Score
Get Your Randolph County Guide
Enter any zip code in Randolph County for a full location-specific guide with planting calendars, foraging data, water strategy, and personalized action plans.
Full guide from $14.99 — printable, offline-ready
Frequently Asked Questions
- What are the biggest natural hazards in Randolph County, Arkansas?
- Randolph County has an overall hazard rating of Relatively Low based on FEMA National Risk Index data. The top threats are Tornado, Ice Storm, Heat Wave. Each hazard is scored 0–100 by likelihood and expected impact.
- What is the growing season in Randolph County?
- Randolph County is in USDA Hardiness Zone 7b with approximately 231 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 Randolph County good for solar power?
- Randolph County has a moderate 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 Randolph County?
- Our database identifies 62 edible plant species in Randolph 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 Randolph County?
- Randolph County has an autonomy score of 76. 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 Arkansas
Pulaski
Zone 8a • 254 frost-free days
Benton
Zone 7a • 215 frost-free days
Washington
Zone 7a • 214 frost-free days
Sebastian
Zone 8a • 253 frost-free days
Faulkner
Zone 8a • 247 frost-free days
Saline
Zone 8a • 250 frost-free days
Craighead
Zone 8a • 245 frost-free days
Garland
Zone 8a • 260 frost-free days
Jefferson
Zone 8a • 270 frost-free days
White
Zone 8a • 250 frost-free days
Lonoke
Zone 8a • 254 frost-free days
Crawford
Zone 7b • 250 frost-free days