Weather on October 29 at Isle Royale

Isle Royale National Park

MIMidwest800 ft elevation
Avg High47°F
Avg Low34°F
Warmest202462°F
Coldest198827°F

Based on 50 years of data from Houghton, MI

Planning Your Visit

October 29th in Isle Royale National Park (via Houghton, MI) typically brings chilly fall weather, with average highs around 47°F and lows near 34°F. Over 50 years of records, the warmest October 29th was in 2024 (62°F average), while the coldest was 1988 (27°F) — a 35°F range across recorded history. Precipitation has occurred on 34% of recorded October 29th dates, with snow falling 2% of the time (heaviest snowfall: 2.1"). Temperatures on this date have remained relatively stable over the past several decades.

Temperatures on this date have remained relatively stable over the past several decades.

Planning for October 29th in Isle Royale? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.

Year by Year History

YearHighLowPrecipSnow
202556°F33°F0"--
202466°F57°F0"--
202335°F30°F0.05"--
202265°F39°F0"--
202151°F47°F0"--
202034°F27°F0"--
201941°F31°F0.03"--
201848°F34°F0"--
201739°F30°F0.03"--
201650°F41°F0.05"--
201546°F32°F0.66"--
201442°F37°F0.23"--
201337°F18°F0"--
201245°F23°F0"--
201144°F26°F0"--
201042°F33°F0"--
200952°F39°F0.79"--
200839°F28°F0"--
200752°F41°F0"--
200640°F26°F0"--
200567°F34°F0"--
200455°F47°F0"--
200341°F33°F0.36"--
200247°F31°F0"0"
200155°F37°F0"0"
200052°F26°F0"0"
199953°F28°F0"0"
199852°F37°F0"0"
199748°F34°F0"0"
199649°F29°F0.1"0"
199541°F33°F0.56"0"
199459°F48°F0.13"0"
199333°F29°F0.46"2.1"
199235°F26°F0"0"
199152°F35°F0.97"0"
199059°F30°F0"0"
198965°F44°F0.48"0"
198828°F26°F0"0"
198343°F32°F0"0"
198152°F35°F0.03"0"
198037°F26°F0"0"
197942°F33°F0"0"
197852°F29°F0"0"
197757°F39°F0"0"
197649°F35°F0"0"
197539°F29°F0"0"
197456°F49°F0.86"0"
197347°F31°F0"0"
197232°F28°F0"0"
197141°F36°F0.25"0"

October 29 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

Back to Isle Royale