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Sewall's Point, FL
Full City Profile · Florida · Martin County County
3.1
/5.0
B
Good
1,961
Population
1,662/sq mi density
$126,268
Median Income
$95,187 per capita
$1,143,200
Home Value
$372,634 Zillow
$2,688
Median Rent
22.9% income on rent
75°F
Avg Temperature
330 sunny days/yr
89
Violent Crime/100K
535 property/100K
B
Overall
3.1 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
5.0 / 5.0
$126,268 median income, 1.7% unemployment
D
Affordability
1.5 / 5.0
$1,143,200 home value, $2,688/mo rent
F
Safety
1.0 / 5.0
89 violent crimes/100K
A+
Education
5.0 / 5.0
61.0% bachelor's degree or higher
Sewall's Point has a warm climate with an average annual temperature of 75°F (24°C). Winters average 65°F in January while summers reach 83°F in July. The area gets 330 sunny days per year. Annual precipitation totals 62.7 inches. The area receives 0.0 inches of snow annually. Air quality is rated Good with a median AQI of 41.
Temperature
65°F Jan (18°C)
83°F Jul (28°C)
| Annual Average | 75.3°F |
| 39% above US avg | |
| January Average | 65°F (18°C) |
| July Average | 83°F (28°C) |
| Sunny Days | 330 days/yr |
Geography
| Elevation | 9 ft (3 m) |
| Area | 4.1 sq mi (10.7 km²) |
| Population Density | 1,662/sq mi |
| Coordinates | 27.1970°N, 80.1989°W |
| Timezone | America/New_York |
| County | Martin County County |
| Nearest Airport | Treasure Coast International (FPR) 23 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0382 ppm |
| PM2.5 (Fine Particles) | 6.5 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 94.1 / 100 |
| Social Vulnerability | 69.0 / 100 |
| Community Resilience | 47.8 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very High |
| Earthquake | Very Low |
| Wildfire | Relatively Moderate |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Low |
| Winter Weather | No Rating |
| Lightning | Relatively High |
| Drought | Relatively Low |
| Cold Wave | Relatively 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 | 65°F (18°C) | 2.5 in | Coldest |
| February | 65°F (18°C) | 2.9 in | |
| March | 69°F (20°C) | 3.6 in | |
| April | 72°F (22°C) | 2.2 in | Driest |
| May | 77°F (25°C) | 5.1 in | |
| June | 81°F (27°C) | 6.5 in | |
| July | 83°F (28°C) | 6.3 in | Warmest |
| August | 82°F (28°C) | 6.1 in | |
| September | 81°F (27°C) | 7.6 in | Wettest |
| October | 77°F (25°C) | 5.6 in | |
| November | 71°F (22°C) | 3.3 in | |
| December | 66°F (19°C) | 2.4 in |
Sewall's Point has a seasonal temperature swing of 18°F / from 65°F in January to 83°F in July. Total annual precipitation is 54.1 inches, with September being the wettest month (7.6") and April the driest (2.2").