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Red River Beach in Harwich, MA, is a popular beach on Nantucket Sound known for its soft sand, calm waters, and abundant seashells. While it can get crowded, particularly in the afternoon during summer, many appreciate its family-friendly atmosphere, close parking, and the presence of lifeguards. The beach offers a mix of amenities including restrooms and food trucks, and is frequented by dog walkers during the off-season.
*Click a parking icon on the map to draw the shortest path to the nearest entrance.
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Updated: 10/14/2026, 11:30:00 AM
| Time | Air Temp | UV | Wind | Rain |
|---|---|---|---|---|
| 11:00 | 72° | 4 | 10 mph | 0 |
| 12:00 | 74° | 5 | 10 mph | 0 |
| 13:00 | 76° | 5 | 11 mph | 0 |
| 14:00 | 76° | 4 | 10 mph | 0 |
| 15:00 | 75° | 3 | 10 mph | 0 |
| 16:00 | 73° | 2 | 10 mph | 0 |
| 17:00 | 70° | 1 | 8 mph | 0.01 |
Updated: Updated: 10/14/2026, 11:30:00 AM
| Time | Temp | Wave | Period | Swell | Tide |
|---|---|---|---|---|---|
| 11:00 | 61°F | 2.3 ft | 5s | ↓ S | -1.2 ft |
| 12:00 | 61°F | 2.2 ft | 5s | ↓ S | -0.3 ft |
| 13:00 | 62°F | 2.2 ft | 5s | ↓ S | +0.5 ft |
| 14:00 | 62°F | 2.1 ft | 5s | ↓ S | +1.0 ft |
| 15:00 | 62°F | 2 ft | 5s | ↓ S | +1.1 ft |
| 16:00 | 62°F | 1.9 ft | 5s | ↓ S | +0.7 ft |
| 17:00 | 62°F | 1.8 ft | 5s | ↓ S | -0.3 ft |