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New Hempstead, NY
Full City Profile · New York · Rockland County County
3.6
/5.0
B+
Good
5,431
Population
1,912/sq mi density
$131,293
Median Income
$40,030 per capita
$707,300
Home Value
$1,095,405 Zillow
$2,409
Median Rent
36.3% income on rent
52°F
Avg Temperature
275 sunny days/yr
224
Violent Crime/100K
785 property/100K
B+
Overall
3.6 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.8 / 5.0
$131,293 median income, 3.1% unemployment
B+
Affordability
3.6 / 5.0
$707,300 home value, $2,409/mo rent
F
Safety
1.0 / 5.0
224 violent crimes/100K
A+
Education
5.0 / 5.0
53.4% bachelor's degree or higher
New Hempstead experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 29°F in January while summers reach 74°F in July. The area gets 275 sunny days per year. Annual precipitation totals 48.2 inches. Air quality is rated Good with a median AQI of 36.
Temperature
29°F Jan (-2°C)
74°F Jul (23°C)
| Annual Average | 51.8°F |
| 4% below US avg | |
| January Average | 29°F (-2°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 534 ft (163 m) |
| Area | 1.1 sq mi (2.8 km²) |
| Population Density | 1,912/sq mi |
| Coordinates | 41.1457°N, 74.0510°W |
| Timezone | America/New_York |
| County | Rockland County County |
| Nearest Airport | New York Stewart International (SWF) 25 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 36.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0417 ppm |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 88.4 / 100 |
| Social Vulnerability | 68.2 / 100 |
| Community Resilience | 69.1 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Very Low |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively High |
| Lightning | Relatively High |
| Ice Storm | Relatively Moderate |
| Drought | Very Low |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
| Coastal Flood | Relatively Moderate |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
2 tsunamis recorded within 500 km. Highest wave on record: 0.3 m (1 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1964 | LONG ISLAND, NY | Meteorological | 0.3 m | — | 89 km |
| 1895 | HIGH BRIDGE, NJ | Earthquake | — | — | 88 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 29°F (-2°C) | 3.9 in | Coldest |
| February | 30°F (-1°C) | 3.1 in | Driest |
| March | 39°F (4°C) | 4.1 in | |
| April | 49°F (10°C) | 4.4 in | |
| May | 60°F (15°C) | 4.7 in | Wettest |
| June | 69°F (20°C) | 4.1 in | |
| July | 74°F (23°C) | 4.5 in | Warmest |
| August | 72°F (22°C) | 4.3 in | |
| September | 64°F (18°C) | 4.6 in | |
| October | 53°F (12°C) | 3.9 in | |
| November | 44°F (7°C) | 4.4 in | |
| December | 34°F (1°C) | 3.8 in |
New Hempstead has a seasonal temperature swing of 45°F / from 29°F in January to 74°F in July. Total annual precipitation is 49.7 inches, with May being the wettest month (4.7") and February the driest (3.1").