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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: 1/16/2026, 3:30:00 PM
| Time | Air Temp | UV | Wind | Rain |
|---|---|---|---|---|
| 15:00 | 30° | 1 | 14 mph | 0 |
| 16:00 | 31° | 1 | 13 mph | 0 |
| 17:00 | 31° | 0 | 12 mph | 0 |
| 18:00 | 30° | 0 | 11 mph | 0 |
| 19:00 | 31° | 0 | 9 mph | 0 |
| 20:00 | 30° | 0 | 8 mph | 0 |
| 21:00 | 29° | 0 | 7 mph | 0 |
Updated: Updated: 1/16/2026, 3:30:00 PM
| Time | Temp | Wave | Period | Swell | Tide |
|---|---|---|---|---|---|
| 15:00 | 36°F | 3 ft | 5s | ↙ SW | -4.6 ft |
| 16:00 | 36°F | 2.8 ft | 5s | ↙ SW | -4.8 ft |
| 17:00 | 36°F | 2.6 ft | 5s | ↓ S | -4.6 ft |
| 18:00 | 36°F | 2.4 ft | 5s | ↓ S | -4.0 ft |
| 19:00 | 36°F | 2.3 ft | 5s | ↘ SE | -3.3 ft |
| 20:00 | 36°F | 2.2 ft | 6s | ↘ SE | -2.4 ft |
| 21:00 | 36°F | 2 ft | 6s | ↘ SE | -1.8 ft |