Water Temperature of Cambridge Reservoir in Lincoln, MA

Current Water Temperature

58.8°F

Measurement Time: Friday, April 17, 2026, 7:40 AM EDT

Temperature Locations

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Local Points of Interest

Hobbs Brook Basin

Cambridge Reservoir

Station 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

57.9°F
Light rain
Light rain
56.7°F
63°F
90%
ENE 7.2 mph
8.6 mph
63°F
59.8°F
0 in
100%
1 mi
1012 mbar
3.9

Five Day Weather Forecast

Patchy rain nearby
Fri
H: 66°F
L: 50°F
Overcast
Sat
H: 55°F
L: 44°F
Heavy rain
Sun
H: 47°F
L: 38°F
Patchy rain nearby
Mon
H: 44°F
L: 35°F
Sunny
Tue
H: 55°F
L: 31°F

Air Quality

AQI: 1 - Good
PM2.5: 7.75 μg/m3
PM10: 9.05 μg/m3
Carbon Monoxide: 206.85 μg/m3
Nitrogen Dioxide: 9.25 μg/m3
Sulphur Dioxide: 3.75 μg/m3
Ozone: 85 μg/m3

Astronomical

Sunrise: 6:01 AM
Sun Transit: 12:44 AM
Sunset: 7:29 PM
Daylight: 13 hrs 28 mins
Moonrise: 5:44 AM
Moon Transit: 12:49 AM
Moonset: 8:11 PM
Moon Phase: New
Moon Illumination: 4.1%

Best Times for Fishing or Hunting

Major Periods

2:28 AM - 4:58 AM
12:19 AM - 2:49 PM

Minor Periods

7:41 PM - 9:11 PM
5:14 AM - 6:44 AM

Action Rating: 4 out of 5

Friday, April 17, 2026

Weather Forecast

Patchy rain nearby
66.2°F
49.8°F
56.5°F
87%
0.04 in
83%
0%
9.4 mph
0.8


Air Quality

AQI: 1 - Good
PM2.5: 14.53 μg/m3
PM10: 15.08 μg/m3
Carbon Monoxide: 236.09 μg/m3
Nitrogen Dioxide: 27.95 μg/m3
Sulphur Dioxide: 5.23 μg/m3
Ozone: 65.88 μg/m3

Astronomical

Sunrise: 6:01 AM
Sun Transit: 12:44 AM
Sunset: 7:29 PM
Daylight: 13 hrs 28 mins
Moonrise: 5:44 AM
Moon Transit: 12:49 AM
Moonset: 8:11 PM
Moon Phase: New
Moon Illumination: 4.1%

Best Times for Fishing or Hunting

Major Periods

2:28 AM - 4:58 AM
12:19 AM - 2:49 PM

Minor Periods

7:41 PM - 9:11 PM
5:14 AM - 6:44 AM

Action Rating: 4 out of 5

Saturday, April 18, 2026

Weather Forecast

Overcast
54.9°F
44.2°F
50°F
89%
0 in
0%
0%
10.5 mph
0.7


Air Quality

AQI: 1 - Good
PM2.5: 14.47 μg/m3
PM10: 16.36 μg/m3
Carbon Monoxide: 287.85 μg/m3
Nitrogen Dioxide: 33.13 μg/m3
Sulphur Dioxide: 4.52 μg/m3
Ozone: 46.04 μg/m3

Astronomical

Sunrise: 5:59 AM
Sun Transit: 12:44 AM
Sunset: 7:30 PM
Daylight: 13 hrs 31 mins
Moonrise: 6:13 AM
Moon Transit: 1:45 PM
Moonset: 9:33 PM
Moon Phase: New
Moon Illumination: 1.2%

Best Times for Fishing or Hunting

Major Periods

3:22 AM - 5:52 AM
1:15 PM - 3:45 PM

Minor Periods

9:03 PM - 10:33 PM
5:43 AM - 7:13 AM

Action Rating: 5 out of 5

Sunday, April 19, 2026

Weather Forecast

Heavy rain
47.1°F
37.6°F
43.2°F
92%
2.33 in
89%
0%
11.4 mph
0.3


Air Quality

AQI: 1 - Good
PM2.5: 7.74 μg/m3
PM10: 8.87 μg/m3
Carbon Monoxide: 195.93 μg/m3
Nitrogen Dioxide: 14.61 μg/m3
Sulphur Dioxide: 3.07 μg/m3
Ozone: 74.76 μg/m3

Astronomical

Sunrise: 5:58 AM
Sun Transit: 12:44 AM
Sunset: 7:31 PM
Daylight: 13 hrs 34 mins
Moonrise: 6:51 AM
Moon Transit: 2:46 PM
Moonset: 10:54 PM
Moon Phase: Waxing Crescent
Moon Illumination: 4.9%

Best Times for Fishing or Hunting

Major Periods

4:21 AM - 6:51 AM
2:16 PM - 4:46 PM

Minor Periods

10:24 PM - 11:54 PM
6:21 AM - 7:51 AM

Action Rating: 3 out of 5

Monday, April 20, 2026

Weather Forecast

Patchy rain nearby
44.2°F
34.7°F
39.1°F
64%
0.12 in
89%
0%
11 mph
1.2


Air Quality

AQI: 1 - Good
PM2.5: 3.65 μg/m3
PM10: 3.92 μg/m3
Carbon Monoxide: 177.92 μg/m3
Nitrogen Dioxide: 8.24 μg/m3
Sulphur Dioxide: 2.4 μg/m3
Ozone: 82.92 μg/m3

Astronomical

Sunrise: 5:56 AM
Sun Transit: 12:43 AM
Sunset: 7:32 PM
Daylight: 13 hrs 36 mins
Moonrise: 7:38 AM
Moon Transit: 3:50 PM
Moonset: 12:09 PM
Moon Phase: Waxing Crescent
Moon Illumination: 10.8%

Best Times for Fishing or Hunting

Major Periods

5:25 AM - 7:55 AM
3:20 PM - 5:50 PM

Minor Periods

12:00 AM - 12:00 AM
7:08 AM - 8:38 AM

Action Rating: 2 out of 5

Tuesday, April 21, 2026

Weather Forecast

Sunny
54.7°F
31°F
42.1°F
50%
0 in
0%
0%
13 mph
0.1


Air Quality

AQI: 1 - Good
PM2.5: 5.21 μg/m3
PM10: 5.37 μg/m3
Carbon Monoxide: 187.85 μg/m3
Nitrogen Dioxide: 11.27 μg/m3
Sulphur Dioxide: 3.16 μg/m3
Ozone: 73.38 μg/m3

Astronomical

Sunrise: 5:55 AM
Sun Transit: 12:43 AM
Sunset: 7:34 PM
Daylight: 13 hrs 39 mins
Moonrise: 8:38 AM
Moon Transit: 4:55 PM
Moonset: 12:09 AM
Moon Phase: Waxing Crescent
Moon Illumination: 18.8%

Best Times for Fishing or Hunting

Major Periods

6:30 AM - 9:00 AM
4:25 PM - 6:55 PM

Minor Periods

8:08 AM - 9:38 AM
12:00 AM - 12:00 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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