Skip to content

Louis J. Sima Great Lakes Marsh

Louis J. Sima Great Lakes Marsh from directly overhead

What to expect

Operated by
Chickaming Open Lands

Official site

When to go

Light through the year

DateSunriseGolden hourSunset
March equinox07:5119:2319:59
June solstice06:1320:4421:26
September equinox07:3519:0919:46
December solstice08:1216:3517:20

Local time (America/Detroit).

Climate normals

Months averaging 50–80 °F: May–Oct.

JanFebMarAprMayJunJulAugSepOctNovDec
Avg °F242837496069737265534030
Precip in3.02.52.73.84.34.44.04.23.44.13.22.9

1991–2020 U.S. Climate Normals, NOAA NCEI — Laporte, 13 mi away.

Where this comes from

Location and category confirmed against OpenStreetMap.

OpenStreetMapOfficial site

OpenStreetMap element way/833718254

More nature reserves in Michigan

Day trips start here

Drive to it

Byway plans a real route around stops like this one.

Private beta · Free to join

Take the scenic way to Louis J. Sima Great Lakes Marsh.

Byway plans around your taste, verified places, real weather and opening hours — then opens every leg in Google Maps with one tap.

Private beta · Free to join · No card · Invite when a spot opens