Water Temperature of Stony Brook in Weston, MA
Current Water Temperature
Measurement Time: Wednesday, July 23, 2025, 8:10 PM EDT
Temperature Locations
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Local Points of Interest
South Quarry Pond; Stony Brook Reservoir; Waltham, MASponsored Content
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

Humidity: 76%
Feels Like: 68°F
Wind: SSW 8.5 mph
Wind Gusts: 14 mph
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 9 mi
UV Index: 0
Five Day Weather Forecast

Thu
H: 92°F
L: 68°F

Fri
H: 97°F
L: 71°F

Sat
H: 82°F
L: 70°F

Sun
H: 86°F
L: 67°F

Mon
H: 94°F
L: 66°F
Air Quality
Nitrogen Dioxide: 14.43 μg/m3
Sulphur Dioxide: 3.89 μg/m3
Ozone: 70 μg/m3
Astronomical
Sun Transit: 12:51 AM
Sunset: 8:13 PM
Daylight: 14 hrs 43 mins
Moon Transit: 12:50 AM
Moonset: 8:35 PM
Moon Phase: New
Moon Illumination: 0.4%
Best Times for Fishing or Hunting
Major Periods
2:27 AM - 4:57 AM12:20 AM - 2:50 PM
Minor Periods
8:05 PM - 9:35 PM4:22 AM - 5:52 AM
Action Rating: 5 out of 5
Heat Advisory issued July 23 at 1:31PM EDT until July 25 at 8:00PM EDT by NWS Boston/Norton MA
Effective: Wed July 23, 2025, 1:31 PM
Expires: Thu July 24, 2025, 2:45 AM
* WHAT...Heat index values up to 103 expected. * WHERE...Portions of northern Connecticut, central, eastern, northeastern, southeastern, and western Massachusetts, and northern Rhode Island. * WHEN...From 11 AM Thursday to 8 PM EDT Friday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Heat Advisory issued July 23 at 1:31PM EDT until July 25 at 8:00PM EDT by NWS Boston/Norton MA
Effective: Wed July 23, 2025, 1:31 PM
Expires: Thu July 24, 2025, 2:45 AM
* WHAT...Heat index values up to 103 expected. * WHERE...Portions of northern Connecticut, central, eastern, northeastern, southeastern, and western Massachusetts, and northern Rhode Island. * WHEN...From 11 AM Thursday to 8 PM EDT Friday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Heat Advisory issued July 23 at 1:31PM EDT until July 25 at 8:00PM EDT by NWS Boston/Norton MA
Effective: Wed July 23, 2025, 1:31 PM
Expires: Thu July 24, 2025, 2:45 AM
* WHAT...Heat index values up to 103 expected. * WHERE...Portions of northern Connecticut, central, eastern, northeastern, southeastern, and western Massachusetts, and northern Rhode Island. * WHEN...From 11 AM Thursday to 8 PM EDT Friday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Heat Advisory issued July 23 at 1:31PM EDT until July 25 at 8:00PM EDT by NWS Boston/Norton MA
Effective: Wed July 23, 2025, 1:31 PM
Expires: Thu July 24, 2025, 2:45 AM
* WHAT...Heat index values up to 103 expected. * WHERE...Portions of northern Connecticut, central, eastern, northeastern, southeastern, and western Massachusetts, and northern Rhode Island. * WHEN...From 11 AM Thursday to 8 PM EDT Friday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Heat Advisory issued July 23 at 1:31PM EDT until July 25 at 8:00PM EDT by NWS Boston/Norton MA
Effective: Wed July 23, 2025, 1:31 PM
Expires: Thu July 24, 2025, 2:45 AM
* WHAT...Heat index values up to 103 expected. * WHERE...Portions of northern Connecticut, central, eastern, northeastern, southeastern, and western Massachusetts, and northern Rhode Island. * WHEN...From 11 AM Thursday to 8 PM EDT Friday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Weather Forecast
Average Temperature: 78.3°F
Average Humidity: 63%
Wind: 12.3 mph
UV Index: 2.4
Air Quality
Nitrogen Dioxide: 14.84 μg/m3
Sulphur Dioxide: 5.05 μg/m3
Ozone: 114.32 μg/m3
Astronomical
Sun Transit: 12:51 AM
Sunset: 8:13 PM
Daylight: 14 hrs 43 mins
Moon Transit: 12:50 AM
Moonset: 8:35 PM
Moon Phase: New
Moon Illumination: 0.4%
Best Times for Fishing or Hunting
Major Periods
2:27 AM - 4:57 AM12:20 AM - 2:50 PM
Minor Periods
8:05 PM - 9:35 PM4:22 AM - 5:52 AM
Action Rating: 5 out of 5
Weather Forecast
Average Temperature: 81.5°F
Average Humidity: 65%
Wind: 13 mph
UV Index: 2.2
Air Quality
Nitrogen Dioxide: 16.05 μg/m3
Sulphur Dioxide: 7.98 μg/m3
Ozone: 120.24 μg/m3
Astronomical
Sun Transit: 12:51 AM
Sunset: 8:12 PM
Daylight: 14 hrs 41 mins
Moon Transit: 1:43 PM
Moonset: 9:05 PM
Moon Phase: New
Moon Illumination: 3.1%
Best Times for Fishing or Hunting
Major Periods
3:22 AM - 5:52 AM1:13 PM - 3:43 PM
Minor Periods
8:35 PM - 10:05 PM5:38 AM - 7:08 AM
Action Rating: 6 out of 5
Weather Forecast
Average Temperature: 76.6°F
Average Humidity: 54%
Wind: 9.8 mph
UV Index: 2
Air Quality
Nitrogen Dioxide: 18.63 μg/m3
Sulphur Dioxide: 5.91 μg/m3
Ozone: 97.6 μg/m3
Astronomical
Sun Transit: 12:51 AM
Sunset: 8:11 PM
Daylight: 14 hrs 39 mins
Moon Transit: 2:32 PM
Moonset: 9:29 PM
Moon Phase: New
Moon Illumination: 0.7%
Best Times for Fishing or Hunting
Major Periods
4:13 AM - 6:43 AM2:02 PM - 4:32 PM
Minor Periods
8:59 PM - 10:29 PM6:51 AM - 8:21 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 75.1°F
Average Humidity: 70%
Wind: 15 mph
UV Index: 0.2
Air Quality
Nitrogen Dioxide: 44.83 μg/m3
Sulphur Dioxide: 6.09 μg/m3
Ozone: 47.38 μg/m3
Astronomical
Sun Transit: 12:51 AM
Sunset: 8:10 PM
Daylight: 14 hrs 37 mins
Moon Transit: 3:16 PM
Moonset: 9:49 PM
Moon Phase: New
Moon Illumination: 3.8%
Best Times for Fishing or Hunting
Major Periods
4:59 AM - 7:29 AM2:46 PM - 5:16 PM
Minor Periods
9:19 PM - 10:49 PM8:02 AM - 9:32 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 76.6°F
Average Humidity: 74%
Wind: 7.6 mph
UV Index: 6
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:51 AM
Sunset: 8:09 PM
Daylight: 14 hrs 35 mins
Moon Transit: 3:58 PM
Moonset: 10:08 PM
Moon Phase: Waxing Crescent
Moon Illumination: 9.3%
Best Times for Fishing or Hunting
Major Periods
5:42 AM - 8:12 AM3:28 PM - 5:58 PM
Minor Periods
9:38 PM - 11:08 PM9:07 AM - 10:37 AM
Action Rating: 3 out of 5