Updated
Sunnybrook Lake
Lake
Cold water — serious cold-shock risk today
Cold waterCold water — serious cold-shock risk today: water temperature is 57°F, cold enough to cause cold-water shock on sudden immersion.
- Water temp 57°F (14°C)
- Streamflow 2,200 ft³/s
- Gage height 675.55 ft
Live, provisional data from USGS gauge ST. CROIX RIVER AT STILLWATER, MN (5.3 mi away), as of Oct 29, 2:15 AM gauge-local time.
Why, sources & official advisories
- Water temperature is 57°F, cold enough to cause cold-water shock on sudden immersion. — USGS gauge 05341550, as of Oct 29, 2:15 AM gauge-local time
- Flow is below the 25th percentile for Oct 29 (median 4,280 ft³/s over 13 years). — USGS daily streamflow statistics, as of Oct 29, 2:15 AM gauge-local time
No official beach-advisory feed for Minnesota yet — follow posted signs and local guidance.
Get an email when it’s warm enough
It’s 57°F at Sunnybrook Lake now. We check the water daily and email you once when it reaches your temperature.
Ice season
When Sunnybrook Lake has lost its ice in spring, from 16 winters on record (1999–2021)
Apr 1
Median of 16 winters, 1999–2021
- Earliest
- Mar 16, 2016
- Latest
- Apr 29, 2018
Interactive map not available
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Frequently asked questions
- Where is Sunnybrook Lake?
- Sunnybrook Lake is a lake in Minnesota.
- What is the water temperature at Sunnybrook Lake?
- As of October 29, 2026, the water temperature at Sunnybrook Lake in Minnesota is 57°F (14°C), measured by USGS gauge 05341550, 5.3 miles away.
- Can you swim at Sunnybrook Lake?
- Cold water — serious cold-shock risk today: water temperature is 57°F, cold enough to cause cold-water shock on sudden immersion. Checked October 29, 2026.
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Location & Contact
Minnesota
🏞️ Best times & visiting 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
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