Facility ·
Managed by the Smithsonian Institution Affiliations Program
33.47860, -81.96890 · 33°28'43.0"N 81°58'8.0"W
Typically 94°F in Jul, down to 58°F in Jan.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °F | 58 | 62 | 69 | 78 | 85 | 91 | 94 | 92 | 87 | 78 | 68 | 60 |
| Low °F | 40 | 43 | 49 | 56 | 64 | 71 | 74 | 73 | 69 | 58 | 48 | 42 |
| Precip in | 3.8 | 3.5 | 4.0 | 2.9 | 2.8 | 4.7 | 4.8 | 5.0 | 4.0 | 2.7 | 2.8 | 3.8 |
1991–2020 averages from the nearest NOAA station, 4.1 mi away — not measured at the facility itself, and elevation can make a real difference over that distance.
Recreation.gov last updated this record on 2026-02-25.
Facility information and photographs from Recreation.gov (RIDB). SpotOpened is not affiliated with Recreation.gov or any federal agency.
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