South Walnut Isle (aka Walnut Island)



Area of dry or relatively dry land surrounded by water or low wetland.
land Icon Land
Map Marker

GPS Coordinates

Latitude, Longitude:
40.5072723°, -83.8621599°
Elevation Icon


994 ft. (303 m.)

Topographic Map

US Topo Map

The USGS (U.S. Geological Survey) publishes a set of the most commonly used topographic maps of the U.S. called US Topo that are separated into rectangular quadrants that are printed at 22.75"x29" or larger. South Walnut Isle is covered by the Roundhead, OH US Topo Map quadrant

Free US Topo Map PDF Order Waterproof Printed Topo Map
Water Icon Water
Land Icon Land
Man-made Icon Man-made

Nearby Islands

Little Walnut Isle 0.1 mi
Big Walnut Isle 0.1 mi
Ewing Island 0.6 mi
Long Island 0.6 mi
Snow Island 0.7 mi

Nearby Cities

Nearby Points of Interest

Sport Point Water 0.3 mi
The Points Water 0.5 mi
Turkeyfoot Point Water 0.5 mi
North Fork Great Miami River Water 0.7 mi
Sassafras Point Water 0.8 mi

Nearby Photos

Photos provided by Panoramio and Flickr are under the copyright of their owners.

Historical Weather

Below are weather averages from 1971 to 2000 according to data gathered from the nearest official weather station. The nearest weather station for both precipitation and temperature measurements is BELLEFONTA which is approximately 12 miles away and has an elevation of 1,185 feet (191 feet higher than South Walnut Isle). Because the nearest station and this geographic feature may have differences in elevation and topography, the historic weather at the two separate locations may be different as well.

Average Daily Temperatures by Month (°F)

Average Monthly Precipitation (in inches)

Month Precip AVG High Temp AVG Low Temp
January 2.28" 32.2° 15.4°
February 2.02" 37.0° 19.1°
March 2.70" 47.9° 28.1°
April 3.46" 59.6° 38.2°
May 4.02" 70.8° 49.6°
June 4.11" 79.3° 58.4°
July 3.93" 83.1° 62.2°
August 3.64" 81.0° 60.5°
September 2.78" 75.2° 53.3°
October 2.46" 63.2° 41.6°
November 3.08" 49.4° 32.0°
December 2.94" 37.6° 21.6°

Summer High Temps

This location's average summer high temps are lower than 71% of other locations on record.

Winter Low Temps

This location's average winter low temps are lower than 62% of other locations on record.

Precipitation Levels

This location's average precipitation levels are higher than 54% of other locations on record.