Weather on July 23 at Isle Royale

Isle Royale National Park

MIMidwest800 ft elevation
Avg High76°F
Avg Low56°F
Warmest199979°F
Coldest200451°F

Based on 50 years of data from Houghton, MI

Planning Your Visit

July 23rd in Isle Royale National Park (via Houghton, MI) typically brings pleasant summer weather, with average highs around 76°F and lows near 56°F. Over 50 years of records, the warmest July 23rd was in 1999 (79°F average), while the coldest was 2004 (51°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 22% of July 23rd dates historically, with the wettest July 23rd recording 3.4" of rain. The last decade has been 1.2°F warmer on this date compared to 20-30 years ago.

The last decade has been 1.2°F warmer on this date compared to 20-30 years ago.

Planning for July 23rd in Isle Royale? Great weather for outdoor activities.

Year by Year History

YearHighLowPrecipSnow
202582°F68°F1.88"--
202465°F56°F0"--
202378°F58°F0"--
202280°F60°F0.03"--
202185°F61°F0.58"--
202075°F50°F0"--
201975°F55°F0"--
201878°F55°F0"--
201765°F47°F0.03"--
201678°F63°F0"--
201582°F49°F0"--
201470°F49°F0"--
201365°F51°F0"--
201280°F63°F0"--
201166°F54°F0.05"--
201075°F60°F0"--
200976°F49°F0"--
200878°F51°F0"--
200781°F63°F0"--
200664°F47°F0.61"--
200578°F50°F0.03"--
200463°F40°F0"--
200373°F53°F0"0"
200274°F46°F0"0"
200190°F69°F0"0"
200079°F48°F0.18"0"
199989°F68°F0.2"0"
199874°F58°F0"0"
199775°F56°F0"0"
199674°F57°F0"0"
199581°F56°F0"0"
199477°F59°F0"0"
199377°F54°F0"0"
199273°F53°F0"0"
199173°F58°F0"0"
199074°F55°F0"0"
198984°F62°F0"0"
198886°F60°F0"0"
198377°F60°F0"0"
198175°F51°F0"0"
198078°F55°F0"0"
197993°F57°F0"0"
197871°F53°F0"0"
197784°F62°F0"0"
197678°F63°F0"0"
197570°F58°F3.4"0"
197481°F58°F0"0"
197374°F56°F0"0"
197278°F60°F0.03"0"
197173°F52°F0"0"

July 23 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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