USFWS · Missouri, Illinois

Clarence Cannon National Wildlife Refuge

The 3,750-acre (15.2 km2) Clarence Cannon National Wildlife Refuge is located in the floodplain of the Mississippi River, adjacent to Pool No. 25 in Pike County, Missouri. The refuge's diversity of habitats supports waterfowl, wading birds, shorebirds, and songbirds. Although it is protected by a levee, the refuge provides flood storage in periods of high water.

From Wikipedia, licensed CC BY-SA 4.0.

National Wildlife Refuge3,934 acresUSFWSMOIL
Official page at U.S. Fish and Wildlife Service ↗
Clarence Cannon National Wildlife Refuge
Photo by U.S. Fish and Wildlife Service Headquarters, in the public domain, from Wikimedia Commons.

Facts

Where each comes from ↓
DesignationNational Wildlife Refuge
Managed byU.S. Fish and Wildlife Service
StatesMissouri, Illinois
Size3,934 acres
FWS regionRegion 3
Center point39.27° N, 90.79° W
Night skyAbout as dark as the ground gets (Black Marble reading 15)

Boundary map

2 outlines

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 Clarence Cannon National Wildlife Refuge20°30°40°50°60°70°80°January: 2.35 inches of precipitation, 5.1 inches of snowFebruary: 2.21 inches of precipitation, 4.5 inches of snowMarch: 3.20 inches of precipitation, 2.4 inches of snowApril: 4.40 inches of precipitation, 0.2 inches of snowMay: 5.00 inches of precipitation, 0.0 inches of snowJune: 4.17 inches of precipitation, 0.0 inches of snowJuly: 4.24 inches of precipitation, 0.0 inches of snowAugust: 3.16 inches of precipitation, 0.0 inches of snowSeptember: 3.49 inches of precipitation, 0.0 inches of snowOctober: 3.28 inches of precipitation, 0.0 inches of snowNovember: 3.28 inches of precipitation, 0.7 inches of snowDecember: 2.47 inches of precipitation, 3.4 inches of snowJanFebMarAprMayJunJulAugSepOctNovDecJanuary: 28.7°F averageFebruary: 33.3°F averageMarch: 43.7°F averageApril: 54.8°F averageMay: 64.2°F averageJune: 72.8°F averageJuly: 76.4°F averageAugust: 74.5°F averageSeptember: 67.1°F averageOctober: 55.9°F averageNovember: 43.5°F averageDecember: 32.9°F average0 in2 in4 in6 inTemp °FInches
The line is the average temperature and the bars are average precipitation at Elsberry 1 S, 8 miles from the center point at 475 feet, station USC00232591 in the NOAA monthly climate normals for 1991 to 2020. Precipitation totals about 41 inches a year. The dotted line is average snowfall, about 16 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 Historic Site · 29 mi
New Philadelphia National Historic Site
National Register listings within 15 miles · 8 in all · Register Atlas

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

Guidebooks for Missouri

We earn a small commission if you buy through these links. It does not change what we list.

  • Rail-trails Iowa & Missouri
    Rails-to-Trails Conservancy, 2017
    Find at Bookshop.org
  • The Ozarks: 43 spectacular hikes in Arkansas and Missouri
    Jim Warnock, 2017
    Find at Bookshop.org

Titles come from Open Library's catalog, matched by subject heading or by title.

Reference

Questions people ask

How big is Clarence Cannon National Wildlife Refuge?

3,934 acres.

Source: How acreage is computed

Who manages Clarence Cannon National Wildlife Refuge?

The U.S. Fish and Wildlife Service.

Source: U.S. Fish and Wildlife Service

What state is Clarence Cannon National Wildlife Refuge in?

The boundary crosses Missouri and Illinois.

Source: How states are assigned

How do I get to Clarence Cannon National Wildlife Refuge?

A point inside the boundary is at 39.269° N, 90.785° W. New Philadelphia National Historic Site is 29 miles away. The official page carries directions and the office address.

Source: U.S. Fish and Wildlife Service

Which national parks are near Clarence Cannon National Wildlife Refuge?

New Philadelphia National Historic Site (29 mi). Park Atlas has fees, hours and alerts for each.

Source: Nearby on the other atlases

Are there historic places near Clarence Cannon National Wildlife Refuge?

The National Register has 8 listings within 15 miles, including Meloan, Cummins & Co., General Store and Northern Methodist Episcopal Church of Clarksville.

Source: Register Atlas

Sources

  • Boundary, name: the U.S. Fish and Wildlife Service refuge boundary layer.
  • States and territories: computed by intersecting the boundary with Census state polygons and coarse outlines of the territories and outlying islands. A place is listed when it holds at least one percent of the area. A boundary that touches no outline is listed under the nearest one.
  • Acreage: geodesic area of the published polygon. The agency’s official acreage can differ where the boundary includes water, easements or inholdings.
  • Photograph: the image Wikidata records for this refuge (Q5126431), the item linked to its Wikipedia article. Author and license come from the file page on Wikimedia Commons.
  • Description: Clarence Cannon 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.