Updated
Hempstead Bay
Bay
Comfortable for a swim today
Good to swimComfortable for a swim today: water temperature is 73°F, within the comfortable 70–86°F range.
- Water temperature is 73°F, within the comfortable 70–86°F range.
- Heavy rain today can raise bacteria levels near outfalls and river mouths.
bay in Nassau County, New York, United States of America
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Comfortable for a swim today
Good to swimComfortable for a swim today: water temperature is 73°F, within the comfortable 70–86°F range.
- Water temperature is 73°F, within the comfortable 70–86°F range. — NOAA buoy 44065, as of Aug 21, 11:00 PM UTC
- Heavy rain today can raise bacteria levels near outfalls and river mouths.
No official beach-advisory feed for New York yet — follow posted signs and local guidance.
Live data from NOAA buoy 44065 (18.2 mi away), as of Aug 21, 11:00 PM UTC.
Weather at Hempstead Bay
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Frequently asked questions
- Where is Hempstead Bay?
- Hempstead Bay is a bay in New York.
- What is the water temperature at Hempstead Bay?
- As of August 21, 2026, the water temperature at Hempstead Bay in New York is 73°F (23°C), measured by NOAA buoy 44065, 18.2 miles away.
- Can you swim at Hempstead Bay?
- Comfortable for a swim today: water temperature is 73°F, within the comfortable 70–86°F range. Checked August 21, 2026.
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Best Times to Visit
- ›Weekday mornings (8–10 AM) are typically less crowded
- ›Check the forecast 2–3 days ahead for best planning
- ›Avoid holiday weekends for a quieter experience
Location & Contact
New York
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