Where is Greenwich Lake?

Greenwich Lake is a lake in New Jersey.

What is the water temperature at Greenwich Lake?

As of August 22, 2026, the water temperature at Greenwich Lake in New Jersey is 81°F (27°C), measured by NOAA buoy MRCP1, 6.8 miles away.

What amenities does Greenwich Lake have?

Visitor-listed amenities at Greenwich Lake include camping-nearby.

Updated June 13, 2026

Greenwich Lake

Lake

Comfortable for a swim today

Good to swim

Comfortable for a swim today: water temperature is 81°F, within the comfortable 70–86°F range.

Water temperature is 81°F, within the comfortable 70–86°F range.

See full conditions ↓Can I swim today? →

Good to swimRainy todaycamping-nearby

Interactive map not available

Comfortable for a swim today

Good to swim

Comfortable for a swim today: water temperature is 81°F, within the comfortable 70–86°F range.

Water temperature is 81°F, within the comfortable 70–86°F range. — NOAA buoy MRCP1, as of Aug 22, 12:48 PM UTC

Water temp

81°F

27°C

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

Live data from NOAA buoy MRCP1 (6.8 mi away), as of Aug 22, 12:48 PM UTC.

Live map near here →

Weather at Greenwich Lake

H: 75° L: 67°

Patchy rain nearby

72°

Feels like 73°

Precipitation

82%

Humidity

84%

Wind

9 mph

UV Index

0.2

Water Conditions:

🏊Cool but swimmable🌧️Rain expected

12 AM

70°

3 AM

68°

6 AM

70°

9 AM

72°

12 PM

73°

3 PM

75°

6 PM

73°

9 PM

71°

Pack smarter for Greenwich Lake

Useful gear categories for this kind of water spot. These links open Amazon search results so you can compare current options.

As an Amazon Associate we earn from qualifying purchases.

Inflatable PaddleboardA popular way to explore calm coves and shorelines.

Compare on Amazon →

Life JacketImportant around boats, paddling, and deeper swimming areas.

Compare on Amazon →

Floating CoolerKeeps drinks nearby for swim areas, docks, and boats.

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Waterproof Phone PouchProtects phones around docks, boats, and splashy shorelines.

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Frequently asked questions

Where is Greenwich Lake?: Greenwich Lake is a lake in New Jersey.
What is the water temperature at Greenwich Lake?: As of August 22, 2026, the water temperature at Greenwich Lake in New Jersey is 81°F (27°C), measured by NOAA buoy MRCP1, 6.8 miles away.
Can you swim at Greenwich Lake?: Comfortable for a swim today: water temperature is 81°F, within the comfortable 70–86°F range. Checked August 22, 2026.
What amenities does Greenwich Lake have?: Visitor-listed amenities at Greenwich Lake include camping-nearby.

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Been here? A quick note helps the next visitor plan their day. Handy things to mention:

Water temperatureCrowds & parkingBest time to goSafety & access

Best Times to Visit

🌧️

Right Now

Not ideal for outdoor activities today

🏞️ Lakes Tips:

›Check for boat launch facilities and fees
›Obtain required fishing licenses before arrival
›Be aware of lake-specific regulations and restrictions
›Monitor water quality reports before swimming

Best Seasons:

☀️ Summer (Jun-Aug)🍂 Fall (Sep-Nov)🌸 Spring (Mar-May)

Location & Contact

New Jersey

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