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Stillwater River - Photo 1

Stillwater River

River

Cool water — ease in carefully

Use caution

Cool water — ease in carefully: water temperature is 61°F, cool enough to cause cold-water shock on a sudden entry.

  • Water temperature is 61°F, cool enough to cause cold-water shock on a sudden entry.
  • Flow is within the normal range (25th–75th percentile) for Aug 23 (median 6,520 ft³/s over 18 years).
Use cautionGood conditions today

side channel of the Penobscot River in the US state of Maine

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Cool water — ease in carefully

Use caution

Cool water — ease in carefully: water temperature is 61°F, cool enough to cause cold-water shock on a sudden entry.

  • Water temperature is 61°F, cool enough to cause cold-water shock on a sudden entry. USGS gauge 01036390, as of Aug 22, 8:30 PM gauge-local time
  • Flow is within the normal range (25th–75th percentile) for Aug 23 (median 6,520 ft³/s over 18 years). USGS daily streamflow statistics, as of Aug 22, 8:30 PM gauge-local time
Water temp
61°F
16°C
Streamflow
8,230 ft³/s
discharge
Gage height
2.17 ft
water level

Flow is normal for this date — within the normal range (25th–75th percentile) for Aug 23 (median 6,520 ft³/s over 18 years).

No official beach-advisory feed for Maine yet — follow posted signs and local guidance.

Live, provisional data from USGS gauge Penobscot River at Eddington, Maine (4.2 mi away), as of Aug 22, 8:30 PM gauge-local time.

Weather at Stillwater River

H: 83° L: 54°
Light drizzle
Light drizzle
70°
|
Feels like 73°
Precipitation
62%
Humidity
82%
Wind
4 mph
UV Index
0
Water Conditions:
🏊Cool but swimmable🌧️Rain expected
12 AM
Clear
60°
3 AM
Clear
56°
6 AM
Sunny
57°
9 AM
Overcast
69°
12 PM
Overcast
80°
3 PM
Overcast
83°
6 PM
Patchy rain nearby
77°
9 PM
Light drizzle
69°

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Frequently asked questions

Where is Stillwater River?
Stillwater River is a river in Maine.
What is the water temperature at Stillwater River?
As of August 22, 2026, the water temperature at Stillwater River in Maine is 61°F (16°C), measured by USGS gauge 01036390, 4.2 miles away.
Can you swim at Stillwater River?
Cool water — ease in carefully: water temperature is 61°F, cool enough to cause cold-water shock on a sudden entry. Checked August 22, 2026.

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Location & Contact

Maine

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