Water Temperature of Cambridge Reservoir Tributary 1 in Lexington, MA

Current Water Temperature

32.0°F

Measurement Time: Tuesday, September 29, 2026, 1:38 PM EDT

Temperature Locations

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Local Points of Interest

Hobbs Brook Basin

Cambridge Reservoir Tributary 1

Station Name: CAMBRIDGE RES., UNNAMED TRIB 1, NR LEXINGTON, MA
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 190 feet

Nearest Address:
459 Lincoln St
Lexington, MA 02421
Middlesex County

GPS Coordinates: 42.43648406, -71.2642235

Nearby Water Temperatures

Cambridge Reservoir Tributary 2, Lexington, MA (0.2 mi)
Hobbs Brook, Lincoln, MA (0.3 mi)
Cambridge Reservoir, Lincoln, MA (1.1 mi)
Cambridge Reservoir Tributary 3, Waltham, MA (1.2 mi)
Shawsheen River, Bedford, MA (2.2 mi)
Stony Brook, Waltham, MA (2.7 mi)
Stony Brook, Weston, MA (3.7 mi)
Stony Brook Tributary, Waltham, MA (4.4 mi)
Stony Brook Tributary, Weston, MA (4.5 mi)
Stony Brook, Weston, MA (4.7 mi)
Stony Brook Reservoir Tributary, Weston, MA (5.7 mi)
Fresh Pond, Cambridge, MA (7.1 mi)
Nashua River, Clinton, MA (20.5 mi)
Gates Brook, West Boylston, MA (26.5 mi)
Stillwater River, Sterling, MA (26.9 mi)

Weather for Lexington, Massachusetts

Current Weather

67°F
Mostly Cloudy
Mostly Cloudy
79%
NW 2 mph
60°F

Weather Forecast

Mostly Cloudy
This Afternoon
68°F - Mostly Cloudy
Mostly Cloudy
Tonight
54°F - Mostly Cloudy
Mostly Sunny
Wednesday
72°F - Mostly Sunny
Mostly Cloudy then Patchy Fog
Wednesday Night
57°F - Mostly Cloudy then Patchy Fog
Patchy Fog then Partly Sunny
Thursday
79°F - Patchy Fog then Partly Sunny
Partly Cloudy
Thursday Night
65°F - Partly Cloudy
Mostly Sunny
Friday
81°F - Mostly Sunny
Chance Rain Showers
Friday Night
58°F - Chance Rain Showers
Slight Chance Rain Showers then Sunny
Saturday
69°F - Slight Chance Rain Showers then Sunny
Partly Cloudy
Saturday Night
49°F - Partly Cloudy
Chance Rain Showers
Sunday
64°F - Chance Rain Showers
Chance Rain Showers
Sunday Night
49°F - Chance Rain Showers
Slight Chance Rain Showers then Sunny
Monday
64°F - Slight Chance Rain Showers then Sunny
Mostly Clear
Monday Night
42°F - Mostly Clear

Astronomical

Sunrise: 6:40 AM
Sun Transit: 12:35 AM
Sunset: 6:30 PM
Daylight: 11 hrs 50 mins
Moonrise: 7:44 PM
Moon Transit: 2:34 AM
Moonset: 10:11 AM
Moon Phase: Waning Gibbous
Moon Illumination: 85.4%

Best Times for Fishing or Hunting

Major Periods

2:04 AM - 4:34 AM
5:07 PM - 7:37 PM

Minor Periods

7:14 PM - 8:44 PM
9:41 AM - 11:11 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:40 AM
Sun Transit: 12:35 AM
Sunset: 6:30 PM
Daylight: 11 hrs 50 mins
Moonrise: 7:44 PM
Moon Transit: 2:34 AM
Moonset: 10:11 AM
Moon Phase: Waning Gibbous
Moon Illumination: 85.4%

Best Times for Fishing or Hunting

Major Periods

2:04 AM - 4:34 AM
5:07 PM - 7:37 PM

Minor Periods

7:14 PM - 8:44 PM
9:41 AM - 11:11 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:40 AM
Sun Transit: 12:35 AM
Sunset: 6:30 PM
Daylight: 11 hrs 50 mins
Moonrise: 7:44 PM
Moon Transit: 2:34 AM
Moonset: 10:11 AM
Moon Phase: Waning Gibbous
Moon Illumination: 85.4%

Best Times for Fishing or Hunting

Major Periods

2:04 AM - 4:34 AM
5:07 PM - 7:37 PM

Minor Periods

7:14 PM - 8:44 PM
9:41 AM - 11:11 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:41 AM
Sun Transit: 12:34 AM
Sunset: 6:28 PM
Daylight: 11 hrs 47 mins
Moonrise: 8:25 PM
Moon Transit: 3:30 AM
Moonset: 11:29 AM
Moon Phase: Waning Gibbous
Moon Illumination: 76.5%

Best Times for Fishing or Hunting

Major Periods

3:00 AM - 5:30 AM
6:05 PM - 8:35 PM

Minor Periods

7:55 PM - 9:25 PM
10:59 AM - 12:29 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:41 AM
Sun Transit: 12:34 AM
Sunset: 6:28 PM
Daylight: 11 hrs 47 mins
Moonrise: 8:25 PM
Moon Transit: 3:30 AM
Moonset: 11:29 AM
Moon Phase: Waning Gibbous
Moon Illumination: 76.5%

Best Times for Fishing or Hunting

Major Periods

3:00 AM - 5:30 AM
6:05 PM - 8:35 PM

Minor Periods

7:55 PM - 9:25 PM
10:59 AM - 12:29 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:42 AM
Sun Transit: 12:34 AM
Sunset: 6:27 PM
Daylight: 11 hrs 44 mins
Moonrise: 9:17 PM
Moon Transit: 4:30 AM
Moonset: 12:43 AM
Moon Phase: Waning Gibbous
Moon Illumination: 66.3%

Best Times for Fishing or Hunting

Major Periods

4:00 AM - 6:30 AM
7:07 PM - 9:37 PM

Minor Periods

8:47 PM - 10:17 PM
12:13 AM - 1:43 PM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:42 AM
Sun Transit: 12:34 AM
Sunset: 6:27 PM
Daylight: 11 hrs 44 mins
Moonrise: 9:17 PM
Moon Transit: 4:30 AM
Moonset: 12:43 AM
Moon Phase: Waning Gibbous
Moon Illumination: 66.3%

Best Times for Fishing or Hunting

Major Periods

4:00 AM - 6:30 AM
7:07 PM - 9:37 PM

Minor Periods

8:47 PM - 10:17 PM
12:13 AM - 1:43 PM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:44 AM
Sun Transit: 12:34 AM
Sunset: 6:25 PM
Daylight: 11 hrs 41 mins
Moonrise: 10:22 PM
Moon Transit: 5:32 AM
Moonset: 1:49 PM
Moon Phase: Last Quarter
Moon Illumination: 55.3%

Best Times for Fishing or Hunting

Major Periods

5:02 AM - 7:32 AM
8:10 PM - 10:40 PM

Minor Periods

9:52 PM - 11:22 PM
1:19 PM - 2:49 PM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:44 AM
Sun Transit: 12:34 AM
Sunset: 6:25 PM
Daylight: 11 hrs 41 mins
Moonrise: 10:22 PM
Moon Transit: 5:32 AM
Moonset: 1:49 PM
Moon Phase: Last Quarter
Moon Illumination: 55.3%

Best Times for Fishing or Hunting

Major Periods

5:02 AM - 7:32 AM
8:10 PM - 10:40 PM

Minor Periods

9:52 PM - 11:22 PM
1:19 PM - 2:49 PM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:45 AM
Sun Transit: 12:34 AM
Sunset: 6:23 PM
Daylight: 11 hrs 38 mins
Moonrise: 11:34 PM
Moon Transit: 6:35 AM
Moonset: 2:43 PM
Moon Phase: Last Quarter
Moon Illumination: 43.9%

Best Times for Fishing or Hunting

Major Periods

6:05 AM - 8:35 AM
9:11 PM - 11:41 PM

Minor Periods

12:00 AM - 12:00 AM
2:13 PM - 3:43 PM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:45 AM
Sun Transit: 12:34 AM
Sunset: 6:23 PM
Daylight: 11 hrs 38 mins
Moonrise: 11:34 PM
Moon Transit: 6:35 AM
Moonset: 2:43 PM
Moon Phase: Last Quarter
Moon Illumination: 43.9%

Best Times for Fishing or Hunting

Major Periods

6:05 AM - 8:35 AM
9:11 PM - 11:41 PM

Minor Periods

12:00 AM - 12:00 AM
2:13 PM - 3:43 PM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:46 AM
Sun Transit: 12:33 AM
Sunset: 6:21 PM
Daylight: 11 hrs 36 mins
Moonrise: 12:34 AM
Moon Transit: 7:35 AM
Moonset: 3:25 PM
Moon Phase: Last Quarter
Moon Illumination: 32.9%

Best Times for Fishing or Hunting

Major Periods

7:05 AM - 9:35 AM
12:00 AM - 12:00 AM

Minor Periods

2:55 PM - 4:25 PM
12:00 AM - 12:00 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:46 AM
Sun Transit: 12:33 AM
Sunset: 6:21 PM
Daylight: 11 hrs 36 mins
Moonrise: 12:34 AM
Moon Transit: 7:35 AM
Moonset: 3:25 PM
Moon Phase: Last Quarter
Moon Illumination: 32.9%

Best Times for Fishing or Hunting

Major Periods

7:05 AM - 9:35 AM
12:00 AM - 12:00 AM

Minor Periods

2:55 PM - 4:25 PM
12:00 AM - 12:00 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:47 AM
Sun Transit: 12:33 AM
Sunset: 6:20 PM
Daylight: 11 hrs 33 mins
Moonrise: 12:51 AM
Moon Transit: 8:31 AM
Moonset: 3:58 PM
Moon Phase: Last Quarter
Moon Illumination: 22.8%

Best Times for Fishing or Hunting

Major Periods

8:01 AM - 10:31 AM
12:00 AM - 12:00 AM

Minor Periods

3:28 PM - 4:58 PM
12:21 AM - 1:51 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:47 AM
Sun Transit: 12:33 AM
Sunset: 6:20 PM
Daylight: 11 hrs 33 mins
Moonrise: 12:51 AM
Moon Transit: 8:31 AM
Moonset: 3:58 PM
Moon Phase: Last Quarter
Moon Illumination: 22.8%

Best Times for Fishing or Hunting

Major Periods

8:01 AM - 10:31 AM
12:00 AM - 12:00 AM

Minor Periods

3:28 PM - 4:58 PM
12:21 AM - 1:51 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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