Twin Harbors Beach
About
Twin Harbors Beach is a 224-acre state park in Washington, managed by the state park agency and sitting about 0.8 miles from the community of Cohassett Beach. The park holds two campgrounds, making it a base for overnight stays as well as a day visit. Summer is the most comfortable time to go. Typical averages from the nearby Grayland weather station show July and August highs around 66 to 67°F, with about 10 wet days a month, while winter months bring highs in the upper 40s and rain on most days. The Shifting Sands Natural Trail starts just 0.2 miles away, and the Bottle Beach Interpretive Trail is about 4 miles off. Paddlers can head to the Elk River, roughly 8 miles away, and the Johns River Crossover Trail is about 7 miles out.
Park size
224 acres
Inside this park
Location
Twin Harbors Beach
Washington
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 60–67°F and lows of 44–52°F.
Typical monthly averages (not a forecast) from the Grayland, WA weather station, 3.9 mi away. High / low in °F, and days with snow.
- Jan49° high38° low
- Feb51° high37° low
- Mar53° high38° low
- Apr56° high41° low
- May60° high46° low
- Jun64° high50° low
- Jul66° high52° low
- Aug67° high52° low
- Sep67° high49° low
- Oct60° high44° low
- Nov53° high40° low
- Dec48° high37° low
Where it is
- Twin Harbors Beach · State park
- Nearest town
- Cohassett Beach, Washington · 0.8 mi
- Managed by
- State Park and Recreation
Nearby
Shifting Sands Natural TrailHikingPhoto: Robert Ashworth from Bellingham, WA., USA, CC BY 2.0 (via Wikimedia Commons)0.2 mi- Bottle Beach Interpretive TrailHiking4.1 mi
- Johns River Crossover TrailHiking7 mi
- Elk RiverCanoeing7.8 mi
- Johns RiverCanoeing8.6 mi
- Weatherwax TrailHiking9.1 mi
Source: Roamze catalog (indexable pages within 10 miles, PostGIS distance)
Best time to visit Twin Harbors Beach
Best months: July–September. Best months have typical highs of 55–85 °F, lows of 30 °F or warmer (32 °F where the station doesn't record snow), at most one snowy day and no more than 12 wet days.
Jan
49° / 38°
22 wet
Feb
51° / 37°
19 wet
Mar
53° / 38°
22 wet
Apr
56° / 41°
19 wet
May
60° / 46°
15 wet
Jun
64° / 50°
13 wet
Jul
66° / 52°
10 wet
Aug
67° / 52°
10 wet
Sep
67° / 49°
11 wet
Oct
60° / 44°
18 wet
Nov
53° / 40°
21 wet
Dec
48° / 37°
23 wet
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Grayland, WA, 3.9 mi away at 10 ft. We don't have this place's elevation, so higher spots nearby can run cooler. Source: NOAA NCEI U.S. Climate Normals 1991–2020.
