USFWS · Massachusetts

Monomoy National Wildlife Refuge

Monomoy Island National Wildlife Refuge is a federal national wildlife refuge within the National Wildlife Refuge System in the United States. Monomoy NWR consists of 3 offshore barrier islands stretching south off of Chatham, Massachusetts: North Monomoy, South Monomoy, and Minimoy islands, as well as a parcel of land on the mainland called the Morris Island unit.

From Wikipedia, licensed CC BY-SA 4.0.

Official page at U.S. Fish and Wildlife Service ↗
DesignationNational Wildlife Refuge
Managed byU.S. Fish and Wildlife Service
StateMassachusetts
Size7,939 acres (computed from the boundary polygon)
FWS regionRegion 5
Center point41.5950, -69.9975
Night skyAbout as dark as the ground gets (Black Marble reading 7)

Boundary map

1 outline

Boundary, simplified to about 0.005 degrees

The outline is the agency boundary simplified for display, so small parcels and inholdings may not show. The agency page has the authoritative map.

Weather by month

NOAA climate normals →
Weather by month near Monomoy National Wildlife Refuge30°40°50°60°70°January: 3.97 inches of precipitation, 7.5 inches of snowFebruary: 3.84 inches of precipitation, 9.9 inches of snowMarch: 4.71 inches of precipitation, 3.8 inches of snowApril: 4.01 inches of precipitation, 0.5 inches of snowMay: 3.30 inches of precipitation, 0.0 inches of snowJune: 3.17 inches of precipitation, 0.0 inches of snowJuly: 2.80 inches of precipitation, 0.0 inches of snowAugust: 3.20 inches of precipitation, 0.0 inches of snowSeptember: 3.78 inches of precipitation, 0.0 inches of snowOctober: 4.31 inches of precipitation, 0.0 inches of snowNovember: 4.12 inches of precipitation, 0.2 inches of snowDecember: 4.72 inches of precipitation, 2.6 inches of snowJanFebMarAprMayJunJulAugSepOctNovDecJanuary: 31.7°F averageFebruary: 31.9°F averageMarch: 36.9°F averageApril: 45.3°F averageMay: 53.9°F averageJune: 62.8°F averageJuly: 69.5°F averageAugust: 69.4°F averageSeptember: 64.4°F averageOctober: 54.9°F averageNovember: 45.8°F averageDecember: 37.6°F average0 in2 in4 in6 in8 in10 inTemp °FInches
The line is the average temperature and the bars are average precipitation at Chatham, 5 miles from the center point at 40 feet, station USC00191386 in the NOAA monthly climate normals for 1991 to 2020. Precipitation totals about 46 inches a year. The dotted line is average snowfall, about 25 inches a year on the same inches scale.

Large units span more than one climate. The station stands in for the center point, and the outer parts of the boundary can be warmer or colder.

Explore

Nearby on the other atlases

National Park System units within 30 miles · Park Atlas
National Register listings within 15 miles · 47 in all · Register Atlas

Landmarks are listed first, then by distance from the boundary.

Reference

Questions people ask

How big is Monomoy National Wildlife Refuge?

7,939 acres, measured from the published boundary polygon. The agency’s own figure can differ where the boundary includes water or inholdings.

Source: How acreage is computed

Who manages Monomoy National Wildlife Refuge?

The U.S. Fish and Wildlife Service.

Source: U.S. Fish and Wildlife Service

What state is Monomoy National Wildlife Refuge in?

Massachusetts.

Source: How states are assigned

How do I get to Monomoy National Wildlife Refuge?

A point inside the boundary is at 41.595, -69.998. Cape Cod National Seashore is 18 miles away. The official page carries directions and the office address.

Source: U.S. Fish and Wildlife Service

How dark is the night sky at Monomoy National Wildlife Refuge?

NASA’s Black Marble night-lights image reads 7 on a 0 to 255 scale at the center point, about as dark as the ground gets.

Source: NASA Black Marble

Which national parks are near Monomoy National Wildlife Refuge?

Cape Cod National Seashore (18 mi). Park Atlas has fees, hours and alerts for each.

Source: Nearby on the other atlases

Are there historic places near Monomoy National Wildlife Refuge?

47 National Register listings within 15 miles, including Chatham Light Station and Chatham Windmill.

Source: Register Atlas

Sources

  • Boundary, name: the U.S. Fish and Wildlife Service refuge boundary layer.
  • States: computed by intersecting the boundary with Census state polygons; a state is listed when it holds at least one percent of the area.
  • Acreage: geodesic area of the published polygon. The agency’s official acreage can differ where the boundary includes water, easements or inholdings.
  • Description: Monomoy National Wildlife Refuge on Wikipedia, CC BY-SA 4.0. The article was accepted because its title contains this unit’s name.
  • Campgrounds: the Campsite Atlas index of federal campgrounds, matched to this boundary at build time.
  • Night sky: NASA Black Marble (VIIRS, 2016 composite) sampled at zoom 6 around the center point.
  • Weather, alerts, air quality, river flow and earthquakes load live in your browser from NWS, AirNow, USGS and iNaturalist when you open the page.