Harkness Memorial State Park
About
Harkness Memorial State Park is a 378-acre state park in Connecticut, about 2 miles from New London. The park holds one campground within its boundaries, which makes it a straightforward base for exploring the surrounding stretch of the state. Summer is the warmest stretch. Typical averages from a nearby weather station show July highs around 80°F and lows near 65°F, while September eases to highs around 74°F. Several other outings sit close by. The Niantic Boardwalk is about 4 miles away. Climbers can reach Oswegatchie Hills at roughly 5 miles and Immortal Technique Wall just beyond it. The Groton X-Town Trail is about 6 miles off.
Park size
378 acres
Inside this park
Campgrounds
Location
Harkness Memorial State Park
Connecticut
Data source: USGS PAD-US 4.1 (Protected Areas Database, public domain)
Facts about this place
When to go
Best time to go: May–Oct. The mildest months here, with typical highs of 63–80°F and lows of 46–65°F.
Typical monthly averages (not a forecast) from the Groton New London Ap, CT weather station, 3.7 mi away. High / low in °F.
- Jan38° high23° low
- Feb40° high25° low
- Mar47° high31° low
- Apr56° high39° low
- May65° high49° low
- Jun74° high58° low
- Jul80° high65° low
- Aug79° high64° low
- Sep74° high57° low
- Oct63° high46° low
- Nov53° high37° low
- Dec44° high29° low
Nearby
- Niantic BoardwalkHiking4.3 mi
- Oswegatchie HillsRock climbing4.9 mi
- Immortal Technique WallRock climbing5.2 mi
- Winding HollowRock climbing5.2 mi
- Main Mama WallRock climbing6 mi
- Groton X-Town TrailHiking6.1 mi
- Rock Hopper WayHiking7.2 mi
- Green TrailHiking7.9 mi
Source: Roamze catalog (indexable pages within 10 miles, PostGIS distance)
