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Photo: Darlington Nuclear GS-2 by Darlington_Nuclear_GS.jpg: Jason Spaceman derivative work: -- Felix König ✉ (CC BY 2.0) License

Darlington Lake

Lake · Mahwah, New Jersey

Comfortable for a swim today

Good to swim

Comfortable for a swim today: water temperature is 76°F, within the comfortable 70–86°F range.

  • Water temperature is 76°F, within the comfortable 70–86°F range.
  • Heavy rain today can raise bacteria levels near outfalls and river mouths.
Good to swimGood conditions today

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Comfortable for a swim today

Good to swim

Comfortable for a swim today: water temperature is 76°F, within the comfortable 70–86°F range.

  • Water temperature is 76°F, within the comfortable 70–86°F range. NOAA buoy BATN6, as of Aug 22, 1:30 AM UTC
  • Heavy rain today can raise bacteria levels near outfalls and river mouths.
Water temp
76°F
24°C

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

Live data from NOAA buoy BATN6 (26.4 mi away), as of Aug 22, 1:30 AM UTC.

Weather at Darlington Lake

H: 76° L: 60°
Light drizzle
Light drizzle
68°
|
Feels like 71°
Precipitation
82%
Humidity
92%
Wind
6 mph
UV Index
0
Water Conditions:
🏊Cool but swimmable🌧️Rain expected
12 AM
Light drizzle
64°
3 AM
Light drizzle
62°
6 AM
Light drizzle
62°
9 AM
Sunny
65°
12 PM
Sunny
71°
3 PM
Sunny
75°
6 PM
Light drizzle
71°
9 PM
Light drizzle
69°

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Frequently asked questions

Where is Darlington Lake?
Darlington Lake is a lake in Mahwah, New Jersey.
What is the water temperature at Darlington Lake?
As of August 22, 2026, the water temperature at Darlington Lake in Mahwah, New Jersey is 76°F (24°C), measured by NOAA buoy BATN6, 26.4 miles away.
Can you swim at Darlington Lake?
Comfortable for a swim today: water temperature is 76°F, within the comfortable 70–86°F range. Checked August 22, 2026.
How is Darlington Lake rated?
Darlington Lake in Mahwah, New Jersey has an average visitor rating of 4.3 out of 5, based on 287 reviews.

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🏞️ 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

Mahwah, NJ 07430

Mahwah, New Jersey 07430

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