Water Temperature of Cambridge Reservoir in Lincoln, MA
Current Water Temperature
Measurement Time: Monday, July 20, 2026, 5:40 PM EDT
Temperature Locations
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Local Points of Interest
Hobbs Brook BasinStation Name: HOBBS BRK AT TRAPELO RD AT LINCOLN, MA
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 167 feet
Nearest Address:
Trapelo Rd
Lincoln, MA 01773
Middlesex County
GPS Coordinates: 42.42166667, -71.2711111
Nearby Water Temperatures
Cambridge Reservoir Tributary 3, Waltham, MA (0.7 mi)Hobbs Brook, Lincoln, MA (1 mi)
Cambridge Reservoir Tributary 1, Lexington, MA (1.1 mi)
Cambridge Reservoir Tributary 2, Lexington, MA (1.1 mi)
Stony Brook, Waltham, MA (1.6 mi)
Stony Brook, Weston, MA (2.7 mi)
Shawsheen River, Bedford, MA (3.1 mi)
Stony Brook Tributary, Waltham, MA (3.4 mi)
Stony Brook Tributary, Weston, MA (3.5 mi)
Stony Brook, Weston, MA (3.6 mi)
Stony Brook Reservoir Tributary, Weston, MA (4.6 mi)
Fresh Pond, Cambridge, MA (6.9 mi)
Nashua River, Clinton, MA (20.1 mi)
Gates Brook, West Boylston, MA (26 mi)
Stillwater River, Sterling, MA (26.5 mi)
Weather for Lincoln, Massachusetts
Current Weather

Five Day Weather Forecast

Mon
H: 88°F
L: 55°F

Tue
H: 83°F
L: 60°F

Wed
H: 87°F
L: 65°F

Thu
H: 76°F
L: 59°F

Fri
H: 86°F
L: 56°F
Air Quality
Nitrogen Dioxide: 11.6 μg/m3
Sulphur Dioxide: 0.6 μg/m3
Ozone: 70 μg/m3
Astronomical
Sun Transit: 12:51 AM
Sunset: 8:17 PM
Daylight: 14 hrs 51 mins
Moon Transit: 6:05 PM
Moonset: 12:02 AM
Moon Phase: Waxing Crescent
Moon Illumination: 32.7%
Best Times for Fishing or Hunting
Major Periods
7:47 AM - 10:17 AM5:35 PM - 8:05 PM
Minor Periods
12:08 AM - 1:38 PM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
High Surf Advisory issued July 20 at 2:49PM EDT until July 23 at 8:00PM EDT by NWS Boston/Norton MA
Effective: Mon July 20, 2026, 2:49 PM
Expires: Tue July 21, 2026, 6:00 AM
* WHAT...Large breaking waves of 4 to 10 feet expected in the surf zone. * WHERE...Washington, Southern Bristol MA, Southern Plymouth MA, Barnstable MA, Dukes MA, Nantucket MA, and Newport RI Counties. * WHEN...From 6 AM Wednesday to 8 PM EDT Thursday. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion.
Inexperienced swimmers should remain out of the water due to dangerous surf conditions.
Gale Watch issued July 20 at 1:10AM EDT until July 22 at 8:00PM EDT by NWS Boston/Norton MA
Effective: Mon July 20, 2026, 1:10 AM
Expires: Mon July 20, 2026, 7:00 PM
* WHAT...South winds 15 to 25 kt with gusts up to 35 kt and seas 6 to 9 feet possible. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM and Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island. * WHEN...From Tuesday afternoon through Wednesday evening. Gale force winds more likely Tuesday night into Wednesday. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility.
Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas.
Gale Watch issued July 20 at 2:50PM EDT until July 22 at 8:00PM EDT by NWS Boston/Norton MA
Effective: Mon July 20, 2026, 2:50 PM
Expires: Tue July 21, 2026, 6:00 AM
* WHAT...South winds 15 to 25 kt with gusts up to 30 kt and seas 6 to 9 feet possible. * WHERE...In Massachusetts coastal waters, Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM and Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island. * WHEN...From Tuesday afternoon through Wednesday evening. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility.
Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas.
Weather Forecast
Air Quality
Nitrogen Dioxide: 8.87 μg/m3
Sulphur Dioxide: 0.57 μg/m3
Ozone: 71.58 μg/m3
Astronomical
Sun Transit: 12:51 AM
Sunset: 8:17 PM
Daylight: 14 hrs 51 mins
Moon Transit: 6:05 PM
Moonset: 12:02 AM
Moon Phase: Waxing Crescent
Moon Illumination: 32.7%
Best Times for Fishing or Hunting
Major Periods
7:47 AM - 10:17 AM5:35 PM - 8:05 PM
Minor Periods
12:08 AM - 1:38 PM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 6.78 μg/m3
Sulphur Dioxide: 0.72 μg/m3
Ozone: 88.42 μg/m3
Astronomical
Sun Transit: 12:51 AM
Sunset: 8:16 PM
Daylight: 14 hrs 49 mins
Moon Transit: 6:49 PM
Moonset: 12:23 AM
Moon Phase: First Quarter
Moon Illumination: 43.7%
Best Times for Fishing or Hunting
Major Periods
8:31 AM - 11:01 AM6:19 PM - 8:49 PM
Minor Periods
1:14 PM - 2:44 PM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 6.35 μg/m3
Sulphur Dioxide: 0.64 μg/m3
Ozone: 88.88 μg/m3
Astronomical
Sun Transit: 12:51 AM
Sunset: 8:15 PM
Daylight: 14 hrs 48 mins
Moon Transit: 7:34 PM
Moonset: 12:46 AM
Moon Phase: First Quarter
Moon Illumination: 55.0%
Best Times for Fishing or Hunting
Major Periods
9:16 AM - 11:46 AM7:04 PM - 9:34 PM
Minor Periods
2:20 PM - 3:50 PM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 10.98 μg/m3
Sulphur Dioxide: 0.7 μg/m3
Ozone: 72.71 μg/m3
Astronomical
Sun Transit: 12:51 AM
Sunset: 8:14 PM
Daylight: 14 hrs 46 mins
Moon Transit: 8:22 PM
Moonset: 12:14 AM
Moon Phase: First Quarter
Moon Illumination: 66.1%
Best Times for Fishing or Hunting
Major Periods
10:03 AM - 12:33 AM7:52 PM - 10:22 PM
Minor Periods
3:24 PM - 4:54 PM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 35.11 μg/m3
Sulphur Dioxide: 1.31 μg/m3
Ozone: 40.11 μg/m3
Astronomical
Sun Transit: 12:51 AM
Sunset: 8:13 PM
Daylight: 14 hrs 44 mins
Moon Transit: 9:12 PM
Moonset: 12:47 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 76.3%
Best Times for Fishing or Hunting
Major Periods
10:52 AM - 1:22 PM8:42 PM - 11:12 PM
Minor Periods
4:26 PM - 5:56 PM12:17 AM - 1:47 AM
Action Rating: 3 out of 5
