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Lake Arrowhead - Photo 1

Lake Arrowhead

Reservoir

Rainy today

lake of the United States of America

Interactive map not available

Current water conditions

Water temp
64°F
18°C
Cool water — ease in carefully. Cool enough to cause cold-water shock on a sudden entry. Get in gradually, let your breathing settle, and keep an eye on weaker swimmers.

Live data from NOAA buoy CASM1 (24.8 mi away), as of Aug 21, 3:30 PM UTC. Conditions are for general information only and can change quickly — always judge the water in person and follow posted advisories before swimming.

Weather at Lake Arrowhead

H: 84° L: 59°
Patchy rain nearby
Patchy rain nearby
83°
|
Feels like 82°
Precipitation
57%
Humidity
35%
Wind
3 mph
UV Index
7
Water Conditions:
🏊Perfect for swimming🧴High UV - use sunscreen🌧️Rain expected
12 AM
Patchy rain nearby
66°
3 AM
Patchy rain nearby
62°
6 AM
Patchy rain nearby
63°
9 AM
Patchy rain nearby
69°
12 PM
Patchy rain nearby
83°
3 PM
Partly Cloudy
78°
6 PM
Sunny
71°
9 PM
Clear
60°

Sponsored gear checklist

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Frequently asked questions

Where is Lake Arrowhead?
Lake Arrowhead is a reservoir in Maine.
What is the water temperature at Lake Arrowhead?
As of August 21, 2026, the water temperature at Lake Arrowhead in Maine is 64°F (18°C), measured by NOAA buoy CASM1, 24.8 miles away.
Can you swim at Lake Arrowhead?
There is no fixed answer for Lake Arrowhead: whether it is safe to swim there on a given day depends on the water temperature, recent rainfall, and any advisories posted at Lake Arrowhead in Maine. Check current water conditions before you go, and follow posted signs and local guidance.

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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

Maine

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