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Photo: Lake to Sound Trail, Black River Riparian Forest 01 by Joe Mabel (CC BY-SA 4.0) License

Black River Trail

State park · Watertown, New York

Live flow only — judge the water in person

Use caution

Live flow only — judge the water in person: live streamflow is available but no water-temperature sensor is nearby.

  • Live streamflow is available but no water-temperature sensor is nearby.
  • Flow is below the 25th percentile for Aug 22 (median 1,440 ft³/s over 106 years).
Use cautionGood conditions todayWheelchair accessible entranceWheelchair accessible parking lot

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Live flow only — judge the water in person

Use caution

Live flow only — judge the water in person: live streamflow is available but no water-temperature sensor is nearby.

  • Live streamflow is available but no water-temperature sensor is nearby. USGS gauge 04260500, as of Aug 22, 8:30 AM gauge-local time
  • Flow is below the 25th percentile for Aug 22 (median 1,440 ft³/s over 106 years). USGS daily streamflow statistics, as of Aug 22, 8:30 AM gauge-local time
Streamflow
1,050 ft³/s
discharge
Gage height
2.58 ft
water level

Flow is low for this date — below the 25th percentile for Aug 22 (median 1,440 ft³/s over 106 years).

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

Live, provisional data from USGS gauge BLACK RIVER AT WATERTOWN NY (4.7 mi away), as of Aug 22, 8:30 AM gauge-local time.

Weather at Black River Trail

H: 86° L: 57°
Sunny
Sunny
70°
|
Feels like 67°
Precipitation
3%
Humidity
58%
Wind
9 mph
UV Index
1.7
Water Conditions:
🏊Cool but swimmable
12 AM
Clear
59°
3 AM
Clear
62°
6 AM
Clear
57°
9 AM
Sunny
70°
12 PM
Partly Cloudy
80°
3 PM
Sunny
83°
6 PM
Sunny
84°
9 PM
Overcast
73°

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Frequently asked questions

Where is Black River Trail?
Black River Trail is a state park in Watertown, New York.
Can you swim at Black River Trail?
Live flow only — judge the water in person: live streamflow is available but no water-temperature sensor is nearby. Checked August 22, 2026.
How is Black River Trail rated?
Black River Trail in Watertown, New York has an average visitor rating of 4.8 out of 5, based on 38 reviews.

Visitor Reviews

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Best Times to Visit

👍
Right Now
Good conditions for visiting
General Tips:
  • Weekday mornings (8–10 AM) are typically less crowded
  • Check the forecast 2–3 days ahead for best planning
  • Avoid holiday weekends for a quieter experience
Best Seasons:
☀️ Summer (Jun-Aug)🍂 Fall (Sep-Nov)🌸 Spring (Mar-May)

Location & Contact

Black River Trail, Watertown, NY 13601

Watertown, New York 13601

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Accessibility

Wheelchair accessible entranceWheelchair accessible parking lot

Family & Children

👶 Good for kids👶 Kid-friendly hikes