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Photo: Allegheny River by David Fulmer from Pittsburgh Uploaded by scillystuff (CC BY 2.0) License

Allegheny River

River

Comfortable for a swim today

Good to swim

Comfortable for a swim today: water temperature is 75°F, within the comfortable 70–86°F range.

  • Water temperature is 75°F, within the comfortable 70–86°F range.
  • Flow is within the normal range (25th–75th percentile) for Aug 22 (median 123 ft³/s over 67 years).
Good to swimCool todaycamping-nearby

Comfortable for a swim today

Good to swim

Comfortable for a swim today: water temperature is 75°F, within the comfortable 70–86°F range.

  • Water temperature is 75°F, within the comfortable 70–86°F range. USGS gauge 03020000, as of Aug 22, 4:45 AM gauge-local time
  • Flow is within the normal range (25th–75th percentile) for Aug 22 (median 123 ft³/s over 67 years). USGS daily streamflow statistics, as of Aug 22, 4:45 AM gauge-local time
Water temp
75°F
24°C
Streamflow
158 ft³/s
discharge
Gage height
1.24 ft
water level

Flow is normal for this date — within the normal range (25th–75th percentile) for Aug 22 (median 123 ft³/s over 67 years).

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

Live, provisional data from USGS gauge Tionesta Creek at Tionesta Creek Dam, PA (0 mi away), as of Aug 22, 4:45 AM gauge-local time.

Weather at Allegheny River

H: 78° L: 57°
Overcast
Overcast
57°
|
Feels like 55°
Precipitation
69%
Humidity
81%
Wind
5 mph
UV Index
0
Water Conditions:
🥶Too cold for most swimmers
12 AM
Clear
60°
3 AM
Clear
57°
6 AM
Overcast
57°
9 AM
Overcast
64°
12 PM
Sunny
75°
3 PM
Overcast
78°
6 PM
Light rain shower
70°
9 PM
Mist
65°

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Frequently asked questions

Where is Allegheny River?
Allegheny River is a river in Pennsylvania.
What is the water temperature at Allegheny River?
As of August 22, 2026, the water temperature at Allegheny River in Pennsylvania is 75°F (24°C), measured by USGS gauge 03020000, 0 miles away.
Can you swim at Allegheny River?
Comfortable for a swim today: water temperature is 75°F, within the comfortable 70–86°F range. Checked August 22, 2026.
How is Allegheny River rated?
Allegheny River in Pennsylvania has an average visitor rating of 4.6 out of 5, based on 309 reviews.
What amenities does Allegheny River have?
Visitor-listed amenities at Allegheny River include camping-nearby.

Visitor Reviews

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Best Times to Visit

🧥
Right Now
Cool weather - dress warmly
🌊 Rivers & Streams Tips:
  • Check water levels and current conditions before visiting
  • Wear life jackets when on the water
  • Be aware of rapids and potential hazards
  • Respect private property along riverbanks
Best Seasons:
☀️ Summer (Jun-Aug)🍂 Fall (Sep-Nov)🌸 Spring (Mar-May)

Location & Contact

Pennsylvania

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People Talk About

💬 kayak💬 fishing💬 area💬 canoe💬 swimming💬 nature💬 boating💬 trail💬 wildlife💬 park

Amenities

Camping nearby