Next 24 hours

US AQI

30Now
31
31
3610 AM
41
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461 PM
48
49
474 PM
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377 PM
31
26
2710 PM
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291 AM
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294 AM
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Air quality outlook

Worst hour each day

Today49Good
Sat 1041Good
Sun 11500Hazardous
Mon 1268Moderate
Tue 1388Moderate

From our air-quality forecast models (GEOS-CF / GEFS aerosols). AQI uses the US EPA scale.

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About Hempstead weather

Hempstead is in Nassau County, New York, United States at 40.71°, -73.62°. Right now it’s 53° and mostly clear; today’s high is 71° with a 0% chance of rain.

New York State has a humid continental climate that varies considerably from the Atlantic coast to the Adirondack Mountains. New York City experiences milder winters and hotter summers than the upstate regions due to urban heat island effects and coastal proximity. Albany and the Hudson Valley see cold winters with significant snowfall, while the Adirondacks are among the coldest locations in the eastern United States.