South Twin Lake

Best time to go: May–Sep. The mildest months here, with typical highs of 65–78°F and lows of 38–53°F.

Typical monthly averages (not a forecast) from the Blackduck, MN weather station, 6.7 mi away. High / low in °F.

1. Jan18° high-9° low
2. Feb24° high-5° low
3. Mar37° high10° low
4. Apr52° high25° low
5. May65° high38° low
6. Jun74° high49° low
7. Jul78° high53° low
8. Aug77° high51° low
9. Sep68° high42° low
10. Oct53° high31° low
11. Nov36° high16° low
12. Dec23° high1° low

Source: NOAA NCEI U.S. Climate Normals 1991–2020

• Blackduck Ranger District · Ranger district
• Chippewa National Forest · National forest

Nearest town

Tenstrike, Minnesota · 6.8 mi

Source: USFS EDW boundaries; USGS GNIS populated places

Active alerts for Chippewa National Forest as of Oct 13, 2026:

• Stony Point Campground Construction

  critical · posted Oct 13, 2026

• Firewood Restrictions

  information · posted Sep 28, 2026

• Off-Road Vehicle and Snowmobile Restrictions

  information · posted Sep 28, 2026

• Occupancy and Use Restrictions for Developed Fee Campgrounds - Food Storage Order

  information · posted Sep 25, 2026

• Cannabis Use on National Forest System Lands

  information · posted Aug 24, 2026

• Emerald ash borer (EAB) in Cass County

  information · posted Aug 24, 2026

• Cass Lake Levels

  information · posted Aug 24, 2026

Source: USFS forest alerts

• South Twin Boating SiteBoat launch0.6 mi
• North Twin Boating SiteBoat launch1 mi
• Meadow Lake Hwt DHiking2.9 mi
• Meadow Lake Hwt LHiking2.9 mi
• Meadow Lake Hwt GHiking3.1 mi
• Meadow Lake Hwt OHiking3.1 mi
• Webster LakeCamping3.8 mi
• Benjamin Lake Boating SiteBoat launch4.1 mi

Source: Roamze catalog (indexable pages within 10 miles, PostGIS distance)