Callahan, FL
Full City Profile · Florida · Nassau County County
3.4
/5.0
B
Good
1,502
Population
830/sq mi density
$57,538
Median Income
$30,578 per capita
$233,500
Home Value
$398,414 Zillow
$760
Median Rent
32.3% income on rent
69°F
Avg Temperature
B
Overall
3.4 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.5 / 5.0
$57,538 median income, 3.2% unemployment
A
Affordability
4.4 / 5.0
$233,500 home value, $760/mo rent
C
Education
2.2 / 5.0
14.6% bachelor's degree or higher
Callahan enjoys a temperate climate with an average annual temperature of 69°F (21°C). Winters average 54°F in January while summers reach 83°F in July. Annual precipitation totals 53.4 inches. The area receives 0.0 inches of snow annually.
Temperature
54°F Jan (12°C)
83°F Jul (28°C)
| Annual Average | 69.2°F |
| 28% above US avg | |
| January Average | 54°F (12°C) |
| July Average | 83°F (28°C) |
Geography
| Elevation | 17 ft (5 m) |
| Area | 1.5 sq mi (3.8 km²) |
| Population Density | 830/sq mi |
| Coordinates | 30.5654°N, 81.8319°W |
| Timezone | America/New_York |
| County | Nassau County County |
| Nearest Airport | Jacksonville International (JAX) 10 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 59.3 / 100 |
| Social Vulnerability | 20.6 / 100 |
| Community Resilience | 75.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Low |
| Wildfire | Relatively Low |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Very Low |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Low |
| Drought | Very Low |
| Cold Wave | Very Low |
| Landslide | Very Low |
| Coastal Flood | Relatively Moderate |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 54°F (12°C) | 3.3 in | Coldest |
| February | 58°F (14°C) | 2.9 in | |
| March | 62°F (17°C) | 3.3 in | |
| April | 68°F (20°C) | 2.9 in | |
| May | 75°F (24°C) | 3.4 in | |
| June | 80°F (27°C) | 7.6 in | Wettest |
| July | 83°F (28°C) | 6.8 in | Warmest |
| August | 82°F (28°C) | 6.9 in | |
| September | 79°F (26°C) | 7.6 in | |
| October | 71°F (22°C) | 4.0 in | |
| November | 62°F (17°C) | 2.0 in | Driest |
| December | 57°F (14°C) | 2.8 in |
Callahan has a seasonal temperature swing of 28°F / from 54°F in January to 83°F in July. Total annual precipitation is 53.4 inches, with June being the wettest month (7.6") and November the driest (2.0").