Castle Rock Lake

Castle Rock Lake

Dellwood, Adams County, WI
22mi²
267.00ft
Directions
Lake Information

Nestled deep within the lush greenery of Adams County, Wisconsin lies a serene sanctuary of water, Castle Rock Lake. A playground for avid anglers and nature enthusiasts alike, this majestic lake boasts an impressive 13,955 acres of sheer bliss. But it's not just the vastness of the lake that makes it so special; it's the bountiful variety of aquatic life that calls it home. From the elusive Musky to the scrappy Smallmouth Bass, from the delectable Walleye to the awe-inspiring Sturgeon, and everything in between, Castle Rock Lake has it all. As you cast your line into the cool, clear water, you can feel the excitement building within you. Will you be the lucky one to land a prized catch? As you patiently wait, surrounded by the tranquil beauty of your surroundings, you can't help but feel at peace. Castle Rock Lake isn't just a place to fish; it's a place to reconnect with nature, to find solace in the simple pleasures of life, and to make memories that will last a lifetime. So come and experience the magic of Castle Rock Lake, where adventure and tranquility meet in perfect harmony.

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Current Conditions

70°F°
Feels like 70°F°
MostlyClear
Today's High
78°F°
Today's Low
43°F°

Water Temperature

60°F
Updated: (May 9)
Sign in to contribute temps.

Current water temperature for Castle Rock Lake is 60°F.

Current Snapshot

Wind5 mph NNE (Gust 11 mph)
Pressure
30.21 inHg
Visibility44 mi
Humidity26%
Cloud Cover16%

Forecast: Sunday, May 11

Day 1 of 9

Hourly Insights

7 AM
46°F°
10 AM
60°F°
1 PM
73°F°
4 PM
78°F°

Temperature

High
78°F°
Low
43°F°

Precipitation

Chance0%
Amount0.00"
Typeclear

Wind

7mph
Avg Speed
Gusts up to
20mph
CalmModerateStrong
Max Speed9 mph

Sun, Moon & UV

Sunrise10:38 AM
Sunset1:15 AM
Moon PhasewaxingGibbous
Max UV Index9 (Very High)

Solunar Fishing Forecast

Action Rating
5/5

Todays action is rated a 5 (scale is 0 thru 5, 5 is the best)

Major Times (Best)

5:00 AM - 5:00 AM

4:38 PM - 7:08 PM

Minor Times (Good)

12:13 AM - 1:43 AM

9:17 AM - 10:47 AM

Outlook for Sunday at Castle Rock Lake

Expect temperatures ranging from 43°F to 78°F. Skies look mostly clear with little chance of precipitation. Winds will be averaging 7 mph, with potential gusts reaching up to 20 mph. The maximum UV index will be 9 (Very High), so plan sun protection accordingly. For anglers, today's fishing action is rated 5/5 (Todays action is rated a 5 (scale is 0 thru 5, 5 is the best)). Look for the best bite times during the major periods around 5:00 AM and 4:38 PM, or try the minor windows near 12:13 AM and 9:17 AM for potential early morning or evening action. Check back for the latest conditions and forecasts for Castle Rock Lake.

Lake Map Views

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May 10th 2025

Lake Information

Elevation
267 ft
Area
22 mi²
Coordinates
43.903, -90.009

Weather Forecast

Sunday

78°F
43°F

Monday

81°F
49°F

Tuesday

77°F
56°F

Wednesday

78°F
59°F

Thursday

83°F
60°F

Friday

64°F
51°F

Saturday

60°F
47°F

Sunday

61°F
46°F

Monday

66°F
45°F
Sunday - 5/11/2025
78°F
43°F
12am
53°F
60°F
30.29 hPa
8 mph
SE
G: 20 mph
2am
48°F
60°F
30.29 hPa
6 mph
SE
G: 16 mph
4am
44°F
60°F
30.29 hPa
6 mph
SE
G: 12 mph
6am
44°F
60°F
30.30 hPa
6 mph
SE
G: 12 mph
8am
50°F
60°F
30.30 hPa
8 mph
SE
G: 18 mph
10am
60°F
60°F
30.29 hPa
8 mph
SSE
G: 15 mph
12pm
69°F
60°F
30.25 hPa
9 mph
S
G: 14 mph
2pm
76°F
60°F
30.20 hPa
9 mph
S
G: 15 mph
4pm
78°F
60°F
30.15 hPa
9 mph
S
G: 15 mph
6pm
77°F
60°F
30.12 hPa
9 mph
S
G: 14 mph
8pm
69°F
60°F
30.11 hPa
6 mph
SSE
G: 9 mph
10pm
61°F
60°F
30.12 hPa
6 mph
SSE
G: 12 mph

Water Temperature History

Trends for Castle Rock Lake

Current Temp

Sign in to view

Latest recorded surface temperature.

Lowest in Period

33°F

On Feb 2

Coldest point in the Last 12 Months.

Average in Period

49°F

Typical temp during the Last 12 Months.

Temperature Trend: Last 12 Months

Surface temperature over the selected period.

Key Observations (Last 12 Months)

  • Warmest avg: August (75°F).
  • Coolest avg: February (33°F).
  • Rapid warming often occurs: April → May (+17°F).
  • Sharpest cooling trend: September → October (-15°F).

Weather Forecast

Wind speed and pressure trends

Hourly Wind Forecast

Wind Direction

125°

Pressure

1026 mb

Cloud Cover

0%

Visibility

21 miles

Daily Pressure Forecast

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Frequently Asked Questions About Castle Rock Lake

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