Weather on June 12 at Isle Royale

Isle Royale National Park

MIMidwest800 ft elevation
Avg High69°F
Avg Low48°F
Warmest198879°F
Coldest197845°F

Based on 50 years of data from Houghton, MI

Planning Your Visit

June 12th in Isle Royale National Park (via Houghton, MI) typically brings mild summer weather, with average highs around 69°F and lows near 48°F. Over 50 years of records, the warmest June 12th was in 1988 (79°F average), while the coldest was 1978 (45°F) — a 34°F range across recorded history. Rain or other precipitation has occurred on about 38% of June 12th dates historically, with the wettest June 12th recording 5.26" of rain. The last decade has been 4.4°F cooler on this date compared to 20-30 years ago.

The last decade has been 4.4°F cooler on this date compared to 20-30 years ago.

Planning for June 12th in Isle Royale? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.

Year by Year History

YearHighLowPrecipSnow
202559°F41°F0"--
202478°F51°F0.23"--
202353°F44°F0.76"--
202265°F38°F0"--
202177°F53°F0"--
202056°F34°F0"--
201960°F44°F0"--
201874°F52°F0"--
201776°F58°F0"--
201664°F45°F0"--
201574°F45°F0"--
201460°F43°F1.37"--
201377°F50°F0"--
201257°F42°F0"--
201171°F36°F0"--
201064°F53°F0.05"--
200968°F37°F0"--
200868°F43°F0.84"--
200786°F56°F0"--
200666°F43°F0"--
200575°F60°F0.13"--
200476°F46°F0.56"--
200370°F45°F0"0"
200260°F45°F0.05"0"
200178°F55°F0"0"
200059°F36°F0"0"
199973°F51°F0.76"0"
199860°F51°F2.26"0"
199783°F53°F0"0"
199683°F52°F0"0"
199575°F42°F0"0"
199475°F53°F0.79"0"
199378°F55°F0"0"
199278°F65°F0"0"
199156°F43°F0"0"
199081°F58°F5.26"0"
198956°F48°F3.38"0"
198889°F68°F0"0"
198386°F61°F0.1"0"
198174°F54°F0.13"0"
198083°F51°F0.08"0"
197969°F46°F0"0"
197850°F39°F0"0"
197758°F41°F0"0"
197679°F47°F0.56"0"
197552°F46°F1.22"0"
197460°F41°F0"0"
197372°F50°F0"0"
197256°F46°F0.05"0"
197171°F50°F0"0"

June 12 at Nearby Parks

Holiday Weather at Isle Royale

Official NPS WebsiteVisit nps.gov/isro for park information, alerts, and reservations

Explore More at Isle Royale

See historical weather for other dates

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