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Honeywell barge & Syracuse 0071
R. A. Nonenmacher · CC BY-SA 4.0

United StatesLake · United States

Onondaga Lake

Lake in Onondaga County, New York, USA

Area
11.6km²
Max depth
19m
Average depth
5.9m
Elevation
109m a.s.l.
Shoreline
18km
Volume
0.068km³

Onondaga Lake is a lake in United States. It covers 11.6 km². On average it is 5.9 m deep, and 19 m at its deepest point. Its surface lies 109 m above sea level.

Plan your visit

Stay, sail and get there

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❄❄1°8°16°22°25°25°22°16°8°1°JanFebMarAprMayJunJulAugSepOctNovDec25°July

The water

How warm is Onondaga Lake?

The water is warmest in July, around 25 °C at the surface, and coldest in January, around 0 °C. The surface averages 20 °C or more from June to September: comfortable for most swimmers.

The lake usually freezes over for about 89 days a year, from around 17 December to 15 March.

On the shore, afternoons reach 28 °C on average in July and -2 °C in January. The driest month is February (70 mm of rain), the wettest October (119 mm).

Average surface temperature measured by the Landsat 8 satellite between 2013 and 2021 at the point furthest from the shore (98 readings). Shallow bays and beaches are often warmer.

From above

The whole lake from space

Onondaga Lake seen from space (Sentinel-2)
43.082°N 76.200°W · Sentinel-2 cloudless 2016 by EOX IT Services GmbH (Copernicus Sentinel data 2016), CC BY 4.0 · Places © OpenStreetMap contributors

Month by month

The year at the lake, month by month

Not a forecast: these are averages over many years. Water is the 2013–2021 average; air, rain, sun and wind are the 1991–2020 average.

Water: 2013–2021 averageClimate: 1991–2020 average

The year at the lake, month by month
MonthWater°CWater high°CAir high°CAir low°CRainmmRainy daysdaysSunh/dayWindkm/h
JanuaryIce—-2-971151.813
FebruaryIce—-1-870122.813
March145-476134.612
April81212291136.010
May161920895137.48
June22242514108148.07
July25252817106158.57
August25252716101137.87
September2224231297126.77
October1619156119143.88
November8128083142.610
December141-593151.111

Water: LakeTEMP (Landsat 8, 2013–2021). Air, rain, sun and wind: NASA POWER, 1991–2020 averages. A rainy day has at least 1 mm of rain. Sunshine hours are derived from measured solar radiation.

Size & depth

How big, how deep

Onondaga LakeLake BledWindermere5 km
Drawn to the same scale, next to lakes you may know.
  • On average, water stays in the lake for about 47 days before flowing out.
  • Its catchment drains 768 km² of land.
  • About 17 m³ of water flow out every second, on average.

Around the shore

What's around Onondaga Lake

Counted within 1.5 km of the shoreline in OpenStreetMap, the map anyone can edit.

  • —beaches and swimming spots
  • 1campsites

    Empire RV Park

  • —boat hire and water-sport clubs
  • 3marinas and slipways

    Onondaga Lake Park Boat Launch, Onondaga Lake Park Marina

  • —ferry piers
  • 2viewpoints
  • 12hotels, B&Bs and chalets

    Staybridge Suites, Holiday Inn, Days Inn, Super 8, Comfort Inn & Suites and 7 more

  • 1fishing spots

    Onondaga Lake Access

  • 51restaurants and cafés

Towns on the shore

  • Solvay6,425 people
  • Westvale4,963 people
  • Galeville4,617 people
  • Lakeland2,786 people
  • Liverpool2,294 people

Nearest airport with scheduled flights: Syracuse Hancock International Airport (SYR), 8 km in a straight line.

Car hire at SYR airport (Syracuse)Discover Cars · Affiliate link

OpenStreetMap is built by volunteers: when a number is low, it may just mean nobody has mapped it yet.

Photos

Seen by visitors

Onondaga lake 2
Hotshotfox · Public domain
Onondaga Lake Cleanup north from visitors center 0061
R. A. Nonenmacher · CC BY-SA 4.0

Recent years

How each month compared

Afternoon high on the shore. The first row is the reference, the 1991–2020 average in °C; the years below show the difference from it: warmer in orange, cooler in blue.

JanFebMarAprMayJunJulAugSepOctNovDec
1991–2020 average-1.6-0.64.612.419.724.627.927.223.415.17.81.3
2020+2.9+0.8+3.4−2.2−1.8+1.4+2.4+1.0−0.1−0.2+3.1+0.6
2021+0.5−1.8+3.4+0.8−0.3+2.6−1.9+0.9−0.9+2.8−1.1+2.4
2022−2.0+1.1+1.5−1.0+2.1+0.3+1.0+1.0−1.9+0.6+1.6+0.3
2023+3.4+3.4−0.6+2.8−0.4−1.0+0.8−1.9+0.2+1.8−1.0+3.1
2024+1.5+4.0+2.8+1.3+1.9+1.6+1.5−1.1+0.5+1.6+1.7−0.1
2025−1.5−1.2+3.8+0.4−2.1+0.9+1.8+0.7+1.2+1.3−1.2−2.1

+1 warmer than usual −1 cooler than usual

About these numbers

Outline, area, depth, volumeHydroLAKES v1.0 (Messager et al. 2016) · CC BY 4.0
Water temperature and iceLakeTEMP v1 (Korver et al. 2024), Landsat 8 2013–2021 · CC BY 4.0
Air, rain, sun, windNASA POWER, 1991–2020 · public domain
Names and descriptionWikidata (Q3825751) · CC0
Around the shore© OpenStreetMap contributors · ODbL
ImagesEOX Sentinel-2 cloudless 2016 · CC BY 4.0; Wikimedia Commons

Every figure is an average or a count from a public dataset. Licences and methods: data sources.

Read more on Wikipedia

The family

Do you prefer beaches, lakes, mountains, waterfalls, islands, rivers, canyons, caves or dark skies?

Same idea, other landscapes: field atlases built on open data, month by month, in seven languages.

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dark skiesDarkskyasWhere the night is still dark: the sky of every place, the Milky Way month by month, the Moon, eclipses and auroras.Coming soonVisit