Water Temperature of the Stillwater River in Sterling, MA

Current Water Temperature

63.1°F

Measurement Time: Monday, July 20, 2026, 1:30 AM EDT

Temperature Locations

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Stillwater River

Station Name: STILLWATER RIVER NEAR STERLING, MA
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 423 feet

Nearest Address:
98 Dana Hill Rd
Sterling, MA 01564
Worcester County

GPS Coordinates: 42.41092507, -71.7911829

Nearby Water Temperatures

Quinapoxet River, Holden, MA (3.2 mi)
Gates Brook, West Boylston, MA (3.3 mi)
Nashua River, Clinton, MA (6.4 mi)
Ware River, Barre, MA (14 mi)
Stony Brook, Weston, MA (25.7 mi)
Stony Brook, Waltham, MA (26.4 mi)
Stony Brook Tributary, Weston, MA (26.5 mi)
Cambridge Reservoir, Lincoln, MA (26.5 mi)
Hobbs Brook, Lincoln, MA (26.7 mi)
Stony Brook Tributary, Waltham, MA (26.7 mi)
Stony Brook, Weston, MA (26.7 mi)
Shawsheen River, Bedford, MA (26.7 mi)
Cambridge Reservoir Tributary 1, Lexington, MA (26.9 mi)
Stony Brook Reservoir Tributary, Weston, MA (27 mi)
Cambridge Reservoir Tributary 2, Lexington, MA (27.1 mi)

Weather for Sterling, Massachusetts

Current Weather

55.9°F
Clear
Clear
55.6°F
56.1°F
72%
W 4.3 mph
8.9 mph
55.4°F
45.1°F
0 in
0%
9 mi
1014 mbar
0

Five Day Weather Forecast

Sunny
Mon
H: 87°F
L: 56°F
Sunny
Tue
H: 80°F
L: 56°F
Fog
Wed
H: 86°F
L: 64°F
Sunny
Thu
H: 74°F
L: 56°F
Sunny
Fri
H: 83°F
L: 53°F

Air Quality

AQI: 1 - Good
PM2.5: 3 μg/m3
PM10: 3.1 μg/m3
Carbon Monoxide: 112 μg/m3
Nitrogen Dioxide: 7.7 μg/m3
Sulphur Dioxide: 0.3 μg/m3
Ozone: 55 μg/m3

Astronomical

Sunrise: 5:28 AM
Sun Transit: 12:53 AM
Sunset: 8:19 PM
Daylight: 14 hrs 51 mins
Moonrise: 12:40 AM
Moon Transit: 6:07 PM
Moonset: 12:04 AM
Moon Phase: Waxing Crescent
Moon Illumination: 32.7%

Best Times for Fishing or Hunting

Major Periods

7:45 AM - 10:15 AM
5:37 PM - 8:07 PM

Minor Periods

12:10 AM - 1:40 PM
12:00 AM - 12:00 AM

Action Rating: 3 out of 5

Monday, July 20, 2026

Weather Forecast

Sunny
87.4°F
56.1°F
70.3°F
50%
0 in
2%
0%
6.7 mph
8.1


Air Quality

AQI: 1 - Good
PM2.5: 4.84 μg/m3
PM10: 5.05 μg/m3
Carbon Monoxide: 119.71 μg/m3
Nitrogen Dioxide: 5.11 μg/m3
Sulphur Dioxide: 0.31 μg/m3
Ozone: 72.04 μg/m3

Astronomical

Sunrise: 5:28 AM
Sun Transit: 12:53 AM
Sunset: 8:19 PM
Daylight: 14 hrs 51 mins
Moonrise: 12:40 AM
Moon Transit: 6:07 PM
Moonset: 12:04 AM
Moon Phase: Waxing Crescent
Moon Illumination: 32.7%

Best Times for Fishing or Hunting

Major Periods

7:45 AM - 10:15 AM
5:37 PM - 8:07 PM

Minor Periods

12:10 AM - 1:40 PM
12:00 AM - 12:00 AM

Action Rating: 3 out of 5

Tuesday, July 21, 2026

Weather Forecast

Sunny
80.3°F
56.1°F
68.4°F
75%
1.18 in
75%
0%
13.2 mph
7.4


Air Quality

AQI: 1 - Good
PM2.5: 7.77 μg/m3
PM10: 9.71 μg/m3
Carbon Monoxide: 139.38 μg/m3
Nitrogen Dioxide: 4.59 μg/m3
Sulphur Dioxide: 0.52 μg/m3
Ozone: 88.13 μg/m3

Astronomical

Sunrise: 5:29 AM
Sun Transit: 12:53 AM
Sunset: 8:18 PM
Daylight: 14 hrs 49 mins
Moonrise: 1:46 PM
Moon Transit: 6:51 PM
Moonset: 12:25 AM
Moon Phase: First Quarter
Moon Illumination: 43.7%

Best Times for Fishing or Hunting

Major Periods

8:30 AM - 11:00 AM
6:21 PM - 8:51 PM

Minor Periods

1:16 PM - 2:46 PM
12:00 AM - 12:00 AM

Action Rating: 2 out of 5

Wednesday, July 22, 2026

Weather Forecast

Fog
86.2°F
63.7°F
72.7°F
79%
0.14 in
72%
0%
13.4 mph
5.4


Air Quality

AQI: 1 - Good
PM2.5: 2.08 μg/m3
PM10: 2.12 μg/m3
Carbon Monoxide: 147.08 μg/m3
Nitrogen Dioxide: 3.49 μg/m3
Sulphur Dioxide: 0.52 μg/m3
Ozone: 94.54 μg/m3

Astronomical

Sunrise: 5:30 AM
Sun Transit: 12:53 AM
Sunset: 8:17 PM
Daylight: 14 hrs 48 mins
Moonrise: 2:52 PM
Moon Transit: 7:37 PM
Moonset: 12:49 AM
Moon Phase: First Quarter
Moon Illumination: 55.0%

Best Times for Fishing or Hunting

Major Periods

9:14 AM - 11:44 AM
7:07 PM - 9:37 PM

Minor Periods

2:22 PM - 3:52 PM
12:00 AM - 12:00 AM

Action Rating: 2 out of 5

Thursday, July 23, 2026

Weather Forecast

Sunny
73.8°F
56°F
64.1°F
66%
0 in
7%
0%
9.8 mph
8.2


Air Quality

AQI: 1 - Good
PM2.5: 3.63 μg/m3
PM10: 3.7 μg/m3
Carbon Monoxide: 162.3 μg/m3
Nitrogen Dioxide: 8.85 μg/m3
Sulphur Dioxide: 0.4 μg/m3
Ozone: 67.08 μg/m3

Astronomical

Sunrise: 5:31 AM
Sun Transit: 12:53 AM
Sunset: 8:16 PM
Daylight: 14 hrs 46 mins
Moonrise: 3:56 PM
Moon Transit: 8:24 PM
Moonset: 12:16 AM
Moon Phase: First Quarter
Moon Illumination: 66.1%

Best Times for Fishing or Hunting

Major Periods

10:01 AM - 12:31 AM
7:54 PM - 10:24 PM

Minor Periods

3:26 PM - 4:56 PM
12:00 AM - 12:00 AM

Action Rating: 3 out of 5

Friday, July 24, 2026

Weather Forecast

Sunny
82.8°F
52.9°F
68.4°F
54%
0 in
3%
0%
4.5 mph
7


Air Quality

AQI: 1 - Good
PM2.5: 13.49 μg/m3
PM10: 13.87 μg/m3
Carbon Monoxide: 363.11 μg/m3
Nitrogen Dioxide: 31.17 μg/m3
Sulphur Dioxide: 0.9 μg/m3
Ozone: 41.33 μg/m3

Astronomical

Sunrise: 5:31 AM
Sun Transit: 12:53 AM
Sunset: 8:15 PM
Daylight: 14 hrs 44 mins
Moonrise: 4:58 PM
Moon Transit: 9:14 PM
Moonset: 12:49 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 76.3%

Best Times for Fishing or Hunting

Major Periods

10:50 AM - 1:20 PM
8:44 PM - 11:14 PM

Minor Periods

4:28 PM - 5:58 PM
12:19 AM - 1:49 AM

Action Rating: 3 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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