Holtz Island
Holtz Island is a nature reserve in Wisconsin, at a modelled elevation of 241 m. Holy Hill stands 376 m to the north-northwest, 25 miles off. The nearest named place is Idle Isle Park, a park 0.8 miles away. 6 named summits stand within 25 miles.
How to reach it
Named places within 25 miles
- Idle Isle Park: 0.8 mi
- Manchester Hill Park: 0.8 mi
- Lions Park: 1.0 mi
- Jensen Park: 1.0 mi
- Park Arthur: 1.0 mi
- New Berlin Veterans Memorial: 4.1 mi
- Hales Corners Veteran's Memorial: 4.3 mi
- Wind Lake Veterans Memorial: 6.0 mi
- Hadfield Company Lime Kilns: 9.5 mi
- Blue Star Memorial: 9.5 mi
- Martin's Woods State Natural Area: 5.2 mi
- Potter's Forest: 5.4 mi
- Stigler Nature Reserve: 5.8 mi
- Mangan Woods: 5.8 mi
- Mayer Land Preservation: 5.9 mi
- Saint Fiacre: 5.5 mi
- Pelican: 5.5 mi
- Cat: 5.5 mi
- Cat: 5.5 mi
- Passage "Fall": 5.5 mi
- Boerner Botanical Gardens: 5.5 mi
- iCOMBAT Waukesha: 7.9 mi
- African Forest: 9.3 mi
- Adventure Africa: 9.3 mi
- Caribou & Sandhill Crane: 9.3 mi
- New Berlin Historical Society: 2.4 mi
- Heg Memorial Museum: 7.8 mi
- Norwegian Museum: 7.8 mi
- Heg Memorial Museum: 7.8 mi
- Waukesha County Historical Society Museum: 8.2 mi
- Trial Garden: 5.7 mi
- West Allis Medical Center Healing Garden: 8.3 mi
- Frame Park Formal Gardens: 8.5 mi
- Kyle's Tomato Garden: 9.4 mi
- Butterfly Garden: 9.5 mi
- Picnic Area 8: 5.1 mi
- Picnic Area 6: 5.2 mi
- Picnic Area 7: 5.2 mi
- Picnic Area 1: 8.6 mi
- Tembo Trail: 9.3 mi
- Hygeia Spring: 4.2 mi
- Silurian Spring: 8.0 mi
- Scuppernong Springs: 16.7 mi
- Hillside Spring: 16.7 mi
- Hidden Spring: 16.7 mi
- Pebble Beach: 14.6 mi
- Grant Park Beach: 14.9 mi
- McKinley Beach: 16.1 mi
- Bradford Beach: 16.8 mi
- Family Camp Beach: 20.3 mi
- Denoon: 5.0 mi
- Root Creek: 8.0 mi
- Raymond Center: 10.0 mi
- Brookfield Center: 11.0 mi
- Muskego Settlement: 11.1 mi
- Buena Park Hill: 9.6 mi
- Lapham Hill: 15.3 mi
- Mount Tom: 18.1 mi
- Mount Bayside: 22.0 mi
- Bald Bluff: 24.2 mi
- North Point Lighthouse: 17.0 mi
- North Point Lighthouse: 17.0 mi
- East Troy Rest Area 36 (southbound): 20.6 mi
- Elkhorn Rest Area 35 (northbound): 21.2 mi
Summits around it
The highest named summits within 25 miles of Holtz Island. Elevation from each summit’s own record; bearing measured between the two coordinates.
| Summit | Bearing | Elevation | Distance |
|---|---|---|---|
| Holy Hill | NNW 337° | 376 m | 24.8 mi |
| Lapham Hill | WNW 302° | 368 m | 15.3 mi |
| Bald Bluff | W 259° | 317 m | 24.2 mi |
| Buena Park Hill | SSW 210° | 290 m | 9.6 mi |
| Mount Tom | S 189° | 265 m | 18.1 mi |
When to go
Light through the year
| Date | Sunrise | Golden hour | Sunset |
|---|---|---|---|
| March equinox | 06:57 | 18:28 | 19:05 |
| June solstice | 05:15 | 19:52 | 20:36 |
| September equinox | 06:41 | 18:14 | 18:52 |
| December solstice | 07:21 | 15:36 | 16:22 |
Local time (America/Chicago).
Climate normals
Months averaging 50–80 °F: May–Oct.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg °F | 21 | 24 | 34 | 45 | 57 | 67 | 72 | 70 | 63 | 51 | 38 | 27 |
| Precip in | 1.8 | 1.9 | 2.1 | 4.1 | 4.3 | 5.6 | 3.7 | 3.8 | 3.8 | 3.0 | 2.3 | 2.1 |
1991–2020 U.S. Climate Normals, NOAA NCEI — Hales Corners/whitnall Park/bo, 6 mi away.
- bloodroot103 obs
- prairie trillium101 obs
- Virginia waterleaf82 obs
- Rathke's Woodlouse77 obs
- Jack-in-the-Pulpit75 obs
- Common Eastern Bumble Bee75 obs
- Common Garter Snake72 obs
- Two-spotted Bumble Bee69 obs
Research-grade iNaturalist community observations within 3 km — what people have recorded, not a species inventory.
Where this comes from
Location and category confirmed against OpenStreetMap.
OpenStreetMapWikidataOpenStreetMap element way/344147180
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