Onondaga Lake Lake

Lake near Syracuse, New York, historically polluted

Urban lake north of Syracuse long affected by industrial pollution and ongoing remediation. Today visitors use shoreline parks and trails for recreation and birdwatching.

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Onondaga Lake at a Glance#

About Onondaga Lake#

Onondaga Lake is a freshwater lake in Onondaga County, New York State, located immediately northwest of Syracuse. The lake has been prominent in regional industry, recreation and environmental restoration efforts.

The lake’s shoreline and waters were heavily impacted by industrial and municipal discharges during the 19th and 20th centuries, leading to widespread contamination. Since the late 20th century the lake and its sediments have been the subject of remediation and monitoring programs to address legacy pollution.

The lake lies directly northwest of the city of Syracuse in central New York State, forming part of the regional landscape of Onondaga County.

  • Proximity to Syracuse: The lake sits immediately northwest of the city of Syracuse and is a visible urban waterbody closely linked to the city’s industrial history.
  • Long-term remediation: Decades of industrial and municipal pollution prompted large-scale remediation and monitoring; the lake has been the focus of environmental cleanup efforts since the late 20th century.

What to See#

  • Onondaga Lake Park: Onondaga Lake Park runs along sections of the lake’s eastern shore and provides walking and cycling paths, viewpoints and recreational spaces adjacent to urban Syracuse.

How to Get to Onondaga Lake#

Onondaga Lake is immediately northwest of Syracuse, New York. From downtown Syracuse, take I-81 north then I-690 west (or local routes) to reach the lake’s park access points; Onondaga Lake Park runs along the eastern shore and is reachable from routes off NY-370 and I-690. Bicycle and pedestrian paths connect the park to nearby neighborhoods.

Tips for Visiting Onondaga Lake#

  • Walk or bike the Onondaga Lake Park loop to see the lake's shoreline and industrial remnants without needing a car.
  • Visit during a weekday morning to avoid weekend fishing and recreation crowds.
  • Check local event calendars-festivals and regattas occasionally close sections of the park.

Best Time to Visit Onondaga Lake#

Cool-season visits-spring migration and autumn foliage-offer good birding and fewer crowds; summer brings heavy recreational use.

Spring (Apr-Jun)
April-June · 5-20°C (41-68°F)
Bird migration and the lake's shoreline parks awaken; moderate crowds.
Autumn (Sep-Oct)
September-October · 5-18°C (41-64°F)
Cooler air, fall foliage on the parkway, and fewer recreational boats.

Weather & Climate near Onondaga Lake#

Climate

Onondaga Lake's climate is classified as Hot-Summer Continental - Hot-Summer Continental climate with warm summers (peaking in July) and freezing winters (coldest in January). Temperatures range from -9°C to 28°C. Abundant rainfall (1005 mm/year), wettest in September.

Air Quality: AQI 26 Good
Temperature & Rainfall
Temperature Range
28°
Warmest Month
-9°
Coldest Month
Monthly Conditions
Month Comfort Temp Feels Rain Sky Humidity Wind UV Daylight
January - -9° - -1° -11° 68 mm - - 4.4 m/s - -
February - -9° - 1° -10° 57 mm - - 4.2 m/s - -
March - -4° - 6° -3° 72 mm - - 4.3 m/s - -
April - 2° - 13° 5° 85 mm - - 4.2 m/s - -
May - 8° - 20° 14° 82 mm - - 3.6 m/s - -
June - 13° - 25° 19° 92 mm - - 3.3 m/s - -
July - 16° - 28° 22° 92 mm - - 3.1 m/s - -
August - 15° - 27° 21° 89 mm - - 3.0 m/s - -
September - 11° - 22° 17° 104 mm - - 3.3 m/s - -
October - 5° - 16° 11° 85 mm - - 3.7 m/s - -
November - 1° - 9° 1° 95 mm - - 4.1 m/s - -
December - -5° - 2° -6° 84 mm - - 4.3 m/s - -

Nearby Attractions to Onondaga Lake#