Water Temperature of Nantucket Sound in Nantucket, MA
Current Water Temperature
Measurement Time: Monday, July 21, 2025, 12:24 AM EDT
Today's Tides
Low: July 21, 3:17 AM, -0.06 ft
High: July 21, 9:48 AM, 2.81 ft
Low: July 21, 3:10 PM, 0.38 ft
High: July 21, 10:01 PM, 4.16 ft
Temperature Locations
View Nearby Locations View All Massachusetts Locations View Locations Near Me
Local Points of Interest
Nantucket Island; Nantucket Terminal; Head of the Harbor; Atlantic OceanSponsored Content
Station Name: Nantucket Island
Data Source: NOAA Tides and Currents
Elevation Above Sea Level: 0 feet / 0 meters
Sensor Depth: -2.3 feet / -0.7 meters
Nearest Address:
20 Old N Wharf
Nantucket, MA 02554
Nantucket County
GPS Coordinates: 41.285278, -70.096390
Nearby Water Temperatures
Nantucket Sound, West Yarmouth, MA (17.2 mi)Pleasant Bay, Chatham, MA (28.9 mi)
Childs River, Waquoit Village, MA (30.5 mi)
Woods Hole, Woods Hole, MA (34.0 mi)
Herring River, Wellfleet, MA (44.7 mi)
Atlantic Ocean, New Shoreham, RI (57.9 mi)
Taunton River, Fall River, MA (62.4 mi)
Taunton River, Bridgewater, MA (63.1 mi)
Atlantic Ocean, Provincetown, MA (63.5 mi)
Narragansett Bay, Newport, RI (65.5 mi)
Mill River, Taunton, MA (66.6 mi)
Atlantic Ocean, Nantucket, MA (70.2 mi)
Providence River, Barrington, RI (71.1 mi)
Great Harbor, North Kingstown, RI (71.2 mi)
Providence River, Providence, RI (76.5 mi)
Weather for Nantucket, Massachusetts
Current Weather

Humidity: 97%
Feels Like: 76.6°F
Wind: W 12.3 mph
Wind Gusts: 19.7 mph
Precipitation: 0 in
Cloud Cover: 75%
Visibility: 9 mi
UV Index: 0
Five Day Weather Forecast

Mon
H: 76°F
L: 69°F

Tue
H: 71°F
L: 66°F

Wed
H: 70°F
L: 67°F

Thu
H: 73°F
L: 71°F

Fri
H: 74°F
L: 73°F
Air Quality
Nitrogen Dioxide: 7.22 μg/m3
Sulphur Dioxide: 1.67 μg/m3
Ozone: 92 μg/m3
Astronomical
Sun Transit: 12:46 AM
Sunset: 8:08 PM
Daylight: 14 hrs 42 mins
Moon Transit: 9:40 AM
Moonset: 5:53 PM
Moon Phase: Waning Crescent
Moon Illumination: 7.4%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM9:10 AM - 11:40 AM
Minor Periods
5:23 PM - 6:53 PM1:04 AM - 2:34 AM
Action Rating: 2 out of 5
Severe Thunderstorm Watch issued July 20 at 4:09PM EDT until July 20 at 9:00PM EDT by NWS Boston/Norton MA
Effective: Sun July 20, 2025, 4:09 PM
Expires: Sun July 20, 2025, 9:00 PM
THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 530 IN EFFECT UNTIL 9 PM EDT THIS EVENING FOR THE FOLLOWING AREAS IN CONNECTICUT THIS WATCH INCLUDES 3 COUNTIES IN NORTHERN CONNECTICUT HARTFORD TOLLAND WINDHAM IN MASSACHUSETTS THIS WATCH INCLUDES 10 COUNTIES IN CENTRAL MASSACHUSETTS WORCESTER IN EASTERN MASSACHUSETTS MIDDLESEX NORFOLK SUFFOLK IN NORTHEASTERN MASSACHUSETTS ESSEX IN SOUTHEASTERN MASSACHUSETTS BRISTOL PLYMOUTH IN WESTERN MASSACHUSETTS FRANKLIN HAMPDEN HAMPSHIRE IN RHODE ISLAND THIS WATCH INCLUDES 5 COUNTIES IN NORTHERN RHODE ISLAND BRISTOL KENT PROVIDENCE IN SOUTHERN RHODE ISLAND NEWPORT WASHINGTON THIS INCLUDES THE CITIES OF BLOCK ISLAND, BOSTON, BRISTOL, BROCKTON, FALL RIVER, FITCHBURG, FOXBOROUGH, FRAMINGHAM, GLOUCESTER, GREENFIELD, HARTFORD, LAWRENCE, LOWELL, NEW BEDFORD, NEWPORT, NORTHAMPTON, PLYMOUTH, PROVIDENCE, PUTNAM, QUINCY, SPRINGFIELD, TAUNTON, UNION, VERNON, WARWICK, WESTERLY, WILLIMANTIC, AND WORCESTER.
Severe Thunderstorm Warning issued July 20 at 7:56PM EDT until July 20 at 8:45PM EDT by NWS Boston/Norton MA
Effective: Sun July 20, 2025, 7:56 PM
Expires: Sun July 20, 2025, 8:45 PM
SVRBOX The National Weather Service in Boston/Norton has issued a * Severe Thunderstorm Warning for... East central Norfolk County in eastern Massachusetts... Central Plymouth County in southeastern Massachusetts... * Until 845 PM EDT. * At 755 PM EDT, a severe thunderstorm was located over Holbrook, or near Randolph, moving southeast at 25 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to trees and power lines. * Locations impacted include... Brockton, Quincy, Plymouth, Weymouth, Braintree, Randolph, Stoughton, Bridgewater, Marshfield, Middleborough, Hingham, Canton, Scituate, Pembroke, Rockland, Abington, Duxbury, Whitman, Hanover, and East Bridgewater.
For your protection move to an interior room on the lowest floor of a building.
Severe Thunderstorm Watch issued July 20 at 4:09PM EDT until July 20 at 9:00PM EDT by NWS Boston/Norton MA
Effective: Sun July 20, 2025, 4:09 PM
Expires: Sun July 20, 2025, 9:00 PM
THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 530 IN EFFECT UNTIL 9 PM EDT THIS EVENING FOR THE FOLLOWING AREAS IN CONNECTICUT THIS WATCH INCLUDES 3 COUNTIES IN NORTHERN CONNECTICUT HARTFORD TOLLAND WINDHAM IN MASSACHUSETTS THIS WATCH INCLUDES 10 COUNTIES IN CENTRAL MASSACHUSETTS WORCESTER IN EASTERN MASSACHUSETTS MIDDLESEX NORFOLK SUFFOLK IN NORTHEASTERN MASSACHUSETTS ESSEX IN SOUTHEASTERN MASSACHUSETTS BRISTOL PLYMOUTH IN WESTERN MASSACHUSETTS FRANKLIN HAMPDEN HAMPSHIRE IN RHODE ISLAND THIS WATCH INCLUDES 5 COUNTIES IN NORTHERN RHODE ISLAND BRISTOL KENT PROVIDENCE IN SOUTHERN RHODE ISLAND NEWPORT WASHINGTON THIS INCLUDES THE CITIES OF BLOCK ISLAND, BOSTON, BRISTOL, BROCKTON, FALL RIVER, FITCHBURG, FOXBOROUGH, FRAMINGHAM, GLOUCESTER, GREENFIELD, HARTFORD, LAWRENCE, LOWELL, NEW BEDFORD, NEWPORT, NORTHAMPTON, PLYMOUTH, PROVIDENCE, PUTNAM, QUINCY, SPRINGFIELD, TAUNTON, UNION, VERNON, WARWICK, WESTERLY, WILLIMANTIC, AND WORCESTER.
Weather Forecast
Average Temperature: 71.7°F
Average Humidity: 78%
Wind: 23.7 mph
UV Index: 2.3
Air Quality
Nitrogen Dioxide: 3.43 μg/m3
Sulphur Dioxide: 1.21 μg/m3
Ozone: 113.84 μg/m3
Astronomical
Sun Transit: 12:46 AM
Sunset: 8:08 PM
Daylight: 14 hrs 42 mins
Moon Transit: 9:40 AM
Moonset: 5:53 PM
Moon Phase: Waning Crescent
Moon Illumination: 7.4%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM9:10 AM - 11:40 AM
Minor Periods
5:23 PM - 6:53 PM1:04 AM - 2:34 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 67.9°F
Average Humidity: 67%
Wind: 16.6 mph
UV Index: 2.3
Air Quality
Nitrogen Dioxide: 1.48 μg/m3
Sulphur Dioxide: 0.63 μg/m3
Ozone: 73.12 μg/m3
Astronomical
Sun Transit: 12:46 AM
Sunset: 8:07 PM
Daylight: 14 hrs 41 mins
Moon Transit: 10:44 AM
Moonset: 6:56 PM
Moon Phase: Waning Crescent
Moon Illumination: 2.6%
Best Times for Fishing or Hunting
Major Periods
12:28 AM - 2:58 AM10:14 AM - 12:44 AM
Minor Periods
6:26 PM - 7:56 PM2:01 AM - 3:31 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 68.7°F
Average Humidity: 75%
Wind: 16.8 mph
UV Index: 2.4
Air Quality
Nitrogen Dioxide: 1.12 μg/m3
Sulphur Dioxide: 0.86 μg/m3
Ozone: 80.88 μg/m3
Astronomical
Sun Transit: 12:46 AM
Sunset: 8:06 PM
Daylight: 14 hrs 39 mins
Moon Transit: 11:46 AM
Moonset: 7:47 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.2%
Best Times for Fishing or Hunting
Major Periods
1:31 AM - 4:01 AM11:16 AM - 1:46 PM
Minor Periods
7:17 PM - 8:47 PM3:08 AM - 4:38 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 72.6°F
Average Humidity: 86%
Wind: 24.4 mph
UV Index: 2.4
Air Quality
Nitrogen Dioxide: 0.91 μg/m3
Sulphur Dioxide: 0.44 μg/m3
Ozone: 66.46 μg/m3
Astronomical
Sun Transit: 12:46 AM
Sunset: 8:05 PM
Daylight: 14 hrs 37 mins
Moon Transit: 12:45 AM
Moonset: 8:27 PM
Moon Phase: New
Moon Illumination: 0.4%
Best Times for Fishing or Hunting
Major Periods
2:32 AM - 5:02 AM12:15 AM - 2:45 PM
Minor Periods
7:57 PM - 9:27 PM4:22 AM - 5:52 AM
Action Rating: 6 out of 5
Weather Forecast
Average Temperature: 73.8°F
Average Humidity: 91%
Wind: 27.3 mph
UV Index: 0.3
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:46 AM
Sunset: 8:04 PM
Daylight: 14 hrs 35 mins
Moon Transit: 1:38 PM
Moonset: 8:57 PM
Moon Phase: New
Moon Illumination: 3.1%
Best Times for Fishing or Hunting
Major Periods
3:27 AM - 5:57 AM1:08 PM - 3:38 PM
Minor Periods
8:27 PM - 9:57 PM5:37 AM - 7:07 AM
Action Rating: 6 out of 5