Water Temperature of Stony Brook in Weston, MA

Current Water Temperature

75.7°F

Measurement Time: Thursday, July 3, 2025, 5:10 PM EDT

Temperature Locations

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Local Points of Interest

South Quarry Pond; Stony Brook Reservoir; Waltham, MA

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Stony Brook

Station Name: STONY BROOK AT RT 20 AT WALTHAM, MA
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 105 feet / 32 meters

Nearest Address:
99 Sibley Rd
Weston, MA 02493
Middlesex County

GPS Coordinates: 42.368985, -71.2706123

Nearby Water Temperatures

Stony Brook Tributary, Waltham, MA (0.2 mi)
Stony Brook Tributary, Weston, MA (0.3 mi)
Stony Brook Reservoir Tributary, Weston, MA (1.0 mi)
Stony Brook, Weston, MA (1.5 mi)
Stony Brook, Waltham, MA (2.0 mi)
Cambridge Reservoir Tributary 3, Waltham, MA (3.6 mi)
Cambridge Reservoir, Lincoln, MA (3.6 mi)
Cambridge Reservoir Tributary 2, Lexington, MA (4.7 mi)
Hobbs Brook, Lincoln, MA (4.7 mi)
Cambridge Reservoir Tributary 1, Lexington, MA (4.7 mi)
Fresh Pond, Cambridge, MA (6.5 mi)
Shawsheen River, Bedford, MA (6.8 mi)
Nashua River, Clinton, MA (20.5 mi)
Gates Brook, West Boylston, MA (25.8 mi)
Stillwater River, Sterling, MA (26.7 mi)

Weather for Weston, Massachusetts

Current Weather

81°F
Light rain
Conditions: Light rain
Humidity: 37%
Feels Like: 80.2°F
Wind: W 2.2 mph
Wind Gusts: 2.4 mph
Pressure: 29.84 in
Precipitation: 0 in
Cloud Cover: 100%
Visibility: 9 mi
UV Index: 0

Five Day Weather Forecast

Partly Cloudy
Thu
H: 91°F
L: 69°F
Sunny
Fri
H: 85°F
L: 60°F
Sunny
Sat
H: 87°F
L: 62°F
Partly Cloudy
Sun
H: 88°F
L: 65°F
Sunny
Mon
H: 93°F
L: 69°F

Air Quality

AQI: 2 - Moderate
PM2.5: 31.27 μg/m3
PM10: 31.82 μg/m3
Carbon Monoxide: 405.15 μg/m3
Nitrogen Dioxide: 24.61 μg/m3
Sulphur Dioxide: 4.63 μg/m3
Ozone: 64 μg/m3

Astronomical

Sunrise: 5:13 AM
Sun Transit: 12:49 AM
Sunset: 8:26 PM
Daylight: 15 hrs 13 mins
Moonrise: 1:57 PM
Moon Transit: 7:24 PM
Moonset: 12:23 AM
Moon Phase: First Quarter
Moon Illumination: 53.9%

Best Times for Fishing or Hunting

Major Periods

9:08 AM - 11:38 AM
6:54 PM - 9:24 PM

Minor Periods

1:27 PM - 2:57 PM
12:00 AM - 12:00 AM

Action Rating: 2 out of 5

Severe Thunderstorm Watch issued July 3 at 1:31PM EDT until July 3 at 10:00PM EDT by NWS Boston/Norton MA

Effective: Thu July 3, 2025, 1:31 PM
Expires: Thu July 3, 2025, 10:00 PM

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 484 IN EFFECT UNTIL 10 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 Watch issued July 3 at 1:31PM EDT until July 3 at 10:00PM EDT by NWS Boston/Norton MA

Effective: Thu July 3, 2025, 1:31 PM
Expires: Thu July 3, 2025, 10:00 PM

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 484 IN EFFECT UNTIL 10 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 Watch issued July 3 at 1:31PM EDT until July 3 at 10:00PM EDT by NWS Boston/Norton MA

Effective: Thu July 3, 2025, 1:31 PM
Expires: Thu July 3, 2025, 10:00 PM

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 484 IN EFFECT UNTIL 10 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 Watch issued July 3 at 1:31PM EDT until July 3 at 10:00PM EDT by NWS Boston/Norton MA

Effective: Thu July 3, 2025, 1:31 PM
Expires: Thu July 3, 2025, 10:00 PM

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 484 IN EFFECT UNTIL 10 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 Watch issued July 3 at 1:31PM EDT until July 3 at 10:00PM EDT by NWS Boston/Norton MA

Effective: Thu July 3, 2025, 1:31 PM
Expires: Thu July 3, 2025, 10:00 PM

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 484 IN EFFECT UNTIL 10 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.


Thursday, July 3, 2025

Weather Forecast

Conditions: Partly Cloudy
Average Temperature: 80.5°F
Average Humidity: 59%
Chance of Rain: 0%
Wind: 12.8 mph
UV Index: 2.4

Air Quality

AQI: 2 - Moderate
PM2.5: 16.95 μg/m3
PM10: 17.56 μg/m3
Carbon Monoxide: 418.47 μg/m3
Nitrogen Dioxide: 16.12 μg/m3
Sulphur Dioxide: 3.89 μg/m3
Ozone: 94.12 μg/m3

Astronomical

Sunrise: 5:13 AM
Sun Transit: 12:49 AM
Sunset: 8:26 PM
Daylight: 15 hrs 13 mins
Moonrise: 1:57 PM
Moon Transit: 7:24 PM
Moonset: 12:23 AM
Moon Phase: First Quarter
Moon Illumination: 53.9%

Best Times for Fishing or Hunting

Major Periods

9:08 AM - 11:38 AM
6:54 PM - 9:24 PM

Minor Periods

1:27 PM - 2:57 PM
12:00 AM - 12:00 AM

Action Rating: 2 out of 5

Friday, July 4, 2025

Weather Forecast

Conditions: Sunny
Average Temperature: 75.9°F
Average Humidity: 47%
Chance of Rain: 0%
Wind: 11 mph
UV Index: 2.1

Air Quality

AQI: 2 - Moderate
PM2.5: 18.05 μg/m3
PM10: 18.4 μg/m3
Carbon Monoxide: 353.13 μg/m3
Nitrogen Dioxide: 14.96 μg/m3
Sulphur Dioxide: 3.21 μg/m3
Ozone: 80.24 μg/m3

Astronomical

Sunrise: 5:14 AM
Sun Transit: 12:49 AM
Sunset: 8:25 PM
Daylight: 15 hrs 12 mins
Moonrise: 3:00 PM
Moon Transit: 8:06 PM
Moonset: 12:42 AM
Moon Phase: First Quarter
Moon Illumination: 65.0%

Best Times for Fishing or Hunting

Major Periods

9:49 AM - 12:19 AM
7:36 PM - 10:06 PM

Minor Periods

2:30 PM - 4:00 PM
12:12 AM - 1:42 AM

Action Rating: 2 out of 5

Saturday, July 5, 2025

Weather Forecast

Conditions: Sunny
Average Temperature: 75.2°F
Average Humidity: 50%
Chance of Rain: 0%
Wind: 8.3 mph
UV Index: 2.3

Air Quality

AQI: 1 - Good
PM2.5: 10.02 μg/m3
PM10: 10.14 μg/m3
Carbon Monoxide: 355.5 μg/m3
Nitrogen Dioxide: 22.17 μg/m3
Sulphur Dioxide: 3.8 μg/m3
Ozone: 81.92 μg/m3

Astronomical

Sunrise: 5:14 AM
Sun Transit: 12:49 AM
Sunset: 8:25 PM
Daylight: 15 hrs 11 mins
Moonrise: 4:04 PM
Moon Transit: 8:50 PM
Moonset: 1:04 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 75.3%

Best Times for Fishing or Hunting

Major Periods

10:32 AM - 1:02 PM
8:20 PM - 10:50 PM

Minor Periods

3:34 PM - 5:04 PM
12:34 AM - 2:04 AM

Action Rating: 3 out of 5

Sunday, July 6, 2025

Weather Forecast

Conditions: Partly Cloudy
Average Temperature: 76.5°F
Average Humidity: 59%
Chance of Rain: 0%
Wind: 12.3 mph
UV Index: 2.3

Air Quality

AQI: 2 - Moderate
PM2.5: 20.52 μg/m3
PM10: 20.81 μg/m3
Carbon Monoxide: 400.41 μg/m3
Nitrogen Dioxide: 16.95 μg/m3
Sulphur Dioxide: 7.41 μg/m3
Ozone: 126.8 μg/m3

Astronomical

Sunrise: 5:15 AM
Sun Transit: 12:49 AM
Sunset: 8:25 PM
Daylight: 15 hrs 10 mins
Moonrise: 5:09 PM
Moon Transit: 9:38 PM
Moonset: 1:30 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 84.4%

Best Times for Fishing or Hunting

Major Periods

11:18 AM - 1:48 PM
9:08 PM - 11:38 PM

Minor Periods

4:39 PM - 6:09 PM
1:00 AM - 2:30 AM

Action Rating: 2 out of 5

Monday, July 7, 2025

Weather Forecast

Conditions: Sunny
Average Temperature: 79.9°F
Average Humidity: 57%
Chance of Rain: 0%
Wind: 13.6 mph
UV Index: 2.6

Air Quality

AQI: 2 - Moderate
PM2.5: 18.81 μg/m3
PM10: 19.3 μg/m3
Carbon Monoxide: 385.37 μg/m3
Nitrogen Dioxide: 18.57 μg/m3
Sulphur Dioxide: 6.87 μg/m3
Ozone: 99.77 μg/m3

Astronomical

Sunrise: 5:16 AM
Sun Transit: 12:50 AM
Sunset: 8:24 PM
Daylight: 15 hrs 9 mins
Moonrise: 6:13 PM
Moon Transit: 10:29 PM
Moonset: 2:02 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 91.7%

Best Times for Fishing or Hunting

Major Periods

12:08 AM - 2:38 PM
12:00 AM - 12:00 AM

Minor Periods

5:43 PM - 7:13 PM
1:32 AM - 3:02 AM

Action Rating: 2 out of 5

The times presented here are based upon the solunar theory, which is the idea that the movements of fish and other animals are affected by the location of the sun and moon. The major periods are believed to be the times of the greatest animal activity and occur when the moon is directly overhead or underfoot (lunar transits). The minor periods also see increased activity and occur when the moon is rising or setting. The strongest activity occurs during full or new moons, and the weakest during quarter or three quarter moons. This is indicated by the Action Rating.

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