🌤 Weather at Beaver Brook State Park by season
| Spring | Summer | Fall | Winter |
|---|---|---|---|
| 27–70 °F | 56–83 °F | 31–74 °F | 18–41 °F |
Each range runs from the coldest monthly average low to the warmest monthly average high in that season (1991-2020 climate normals), measured at Willimantic Windham Airport, 3 mi away, elevation 247 ft. Conditions at the park can differ from the station, especially where elevation differs — check a forecast before you go.
Beaver Brook State Park is a public state park in Connecticut near Colebrook in Coös County. Spanning 303 acres and established in 1955, this park offers visitors the chance to cast a line in pristine waters, explore scenic trails, and paddle along peaceful waterways.
Quick Facts
| State | Connecticut |
| Nearest City | Colebrook |
| County | Coös County |
| Park Size | 303 acres |
| Established | 1955 |
Things to Do at Beaver Brook State Park
Visitors to Beaver Brook State Park can enjoy a variety of outdoor activities:
- Fishing – Cast a line in pristine waters
- Hiking – Explore scenic trails
- Paddling – Paddle along peaceful waterways
Location & Getting There
Beaver Brook State Park is located near Colebrook, Connecticut. The park’s coordinates are 44.9205282, -71.4632949.
Things to Do
Connecticut’s compact state park system packs diverse experiences into a small state — from Long Island Sound beaches and tidal marshes to Appalachian ridgeline trails, glacial lakes, and cascading waterfalls. Activities include swimming at supervised lake and ocean beaches, hiking along the Blue-Blazed Trail system that connects many state parks, fishing in stocked trout streams and coastal waters, camping in forested settings, biking rail-trails and park roads, nature study at wildlife management areas, rock climbing at Ragged Mountain, kayaking coastal estuaries, and exploring historic sites from Revolutionary War battlefields to industrial-era heritage.
Best Time to Visit
Connecticut parks are at their best from May through October. Summer (June–August) brings peak beach season along Long Island Sound and warm lake swimming inland. Spring delivers azalea and mountain laurel blooms (Connecticut’s state flower), plus rushing waterfalls. Fall foliage in Connecticut peaks mid-to-late October and can be spectacular along ridgeline parks like Sleeping Giant and Talcott Mountain. Winter offers cross-country skiing, snowshoeing, and peaceful forest hiking when trails are less crowded. All Connecticut state parks are free for pedestrians year-round; vehicle parking fees ($10–$22 for non-residents) apply at beaches from Memorial Day through Labor Day.
Visitor Tips
Connecticut state parks are free for walk-in visitors year-round. Vehicle parking fees ($10 residents / $15–$22 non-residents) apply at beach parks during summer season (Memorial Day through Labor Day). Inland parks are typically free year-round. Camping is available at select parks — reservations through ReserveAmerica. Connecticut’s compact size means most parks are within a 90-minute drive of any point in the state, making day trips easy. Dogs are allowed on leash but prohibited at swimming areas.
Explore More Connecticut State Parks
Beaver Brook State Park is one of many outstanding state parks in Connecticut. Discover more parks in our Best State Parks in Connecticut guide, or use our Park Finder to search by activity, location, or features.
Wildlife & Nature
Beaver Brook State Park — 98 acres in Keene — provides a nature oasis with beaver pond wetlands, brook habitat, and mixed forest. The park’s trail system winds through habitats shaped by active beaver colonies. Great blue herons fish the ponds. Wood ducks nest in tree cavities. Mink and river otters hunt along the waterways. Spotted salamanders breed in vernal pools each spring.
Nearby Attractions
Keene — adjacent — has a vibrant downtown, Keene State College, and the annual Pumpkin Festival. Pisgah State Park — 10 miles south — is NH’s largest state park (13,000+ acres). Chesterfield Gorge Natural Area — 10 miles west — has a glacial gorge. Monadnock State Park — 20 miles east — has the most-climbed mountain in North America.
Nearby state parks: If you have extra time, Mansfield Hollow State Park is a short drive away, and James L. Goodwin State Forest is a short drive away.
🐾 Dogs & Pets at Beaver Brook State Park
- Pets allowed? statewide rule
- Pets on a leash are permitted in most Connecticut state parks and forests, but not in buildings, swimming areas or state park campgrounds.
- Leash rule statewide rule
- Pets must be leashed and under control at all times; in state forest camping areas the leash may be no longer than 7 feet.
- Beaches & swim areas statewide rule
- Pets are prohibited in swimming areas; Sherwood Island and Squantz Pond State Parks ban pets entirely April 15 - September 30.
- Cabins & lodging statewide rule
- Pets are banned from all state park campgrounds; they are allowed only in the American Legion, Pachaug and Salt Rock state forest campgrounds, but not on rustic cabin sites.
- Statewide exceptions statewide rule
- Pets prohibited year-round at Dinosaur State Park and in the formal gardens and beach at Harkness Memorial State Park.
Are dogs allowed at Beaver Brook State Park?
Pets on a leash are permitted in most Connecticut state parks and forests, but not in buildings, swimming areas or state park campgrounds. Individual parks can post stricter rules — check signage on arrival.
Rules verified July 2026 via portal.ct.gov. More: Connecticut state parks guide · Dog rules in all 50 states compared
Park Location
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