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Photo: Nagawicka Lake by Awkwafaba (CC BY-SA 3.0) License

Nagawicka Lake

Lake · Delafield, Wisconsin

Comfortable for a swim today

Good to swim

Comfortable for a swim today: water temperature is 73°F, within the comfortable 70–86°F range.

  • Water temperature is 73°F, within the comfortable 70–86°F range.
  • Heavy rain today can raise bacteria levels near outfalls and river mouths.
Good to swimRainy todaycamping-nearby

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Comfortable for a swim today

Good to swim

Comfortable for a swim today: water temperature is 73°F, within the comfortable 70–86°F range.

  • Water temperature is 73°F, within the comfortable 70–86°F range. NOAA buoy 45013, as of Aug 21, 9:00 PM UTC
  • Heavy rain today can raise bacteria levels near outfalls and river mouths.
Water temp
73°F
23°C

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

Live data from NOAA buoy 45013 (27.3 mi away), as of Aug 21, 9:00 PM UTC.

Weather at Nagawicka Lake

H: 75° L: 61°
Moderate rain
Moderate rain
74°
|
Feels like 76°
Precipitation
81%
Humidity
76%
Wind
8 mph
UV Index
0.3
Water Conditions:
🏊Cool but swimmable🌧️Rain expected
12 AM
Clear
64°
3 AM
Clear
62°
6 AM
Clear
61°
9 AM
Overcast
69°
12 PM
Light rain
65°
3 PM
Moderate rain
72°
6 PM
Moderate rain
74°
9 PM
Heavy rain
69°

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Frequently asked questions

Where is Nagawicka Lake?
Nagawicka Lake is a lake in Delafield, Wisconsin.
What is the water temperature at Nagawicka Lake?
As of August 21, 2026, the water temperature at Nagawicka Lake in Delafield, Wisconsin is 73°F (23°C), measured by NOAA buoy 45013, 27.3 miles away.
Can you swim at Nagawicka Lake?
Comfortable for a swim today: water temperature is 73°F, within the comfortable 70–86°F range. Checked August 21, 2026.
How is Nagawicka Lake rated?
Nagawicka Lake in Delafield, Wisconsin has an average visitor rating of 4.7 out of 5, based on 74 reviews.
What amenities does Nagawicka Lake have?
Visitor-listed amenities at Nagawicka Lake include camping-nearby.

Visitor Reviews

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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

Delafield, WI

Delafield, Wisconsin None

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People Talk About

💬 fishing💬 picnic💬 fireworks💬 trails

Amenities

Camping nearby