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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: 3/2/2026, 6:45:00 PM
| Time | Air Temp | UV | Wind | Rain |
|---|---|---|---|---|
| 18:00 | 21° | 0 | 3 mph | 0 |
| 19:00 | 20° | 0 | 1 mph | 0 |
| 20:00 | 20° | 0 | 3 mph | 0 |
| 21:00 | 21° | 0 | 7 mph | 0 |
| 22:00 | 21° | 0 | 7 mph | 0 |
| 23:00 | 22° | 0 | 7 mph | 0 |
| 00:00 | 22° | 0 | 6 mph | 0 |
Updated: Updated: 3/2/2026, 6:45:00 PM
| Time | Temp | Wave | Period | Swell | Tide |
|---|---|---|---|---|---|
| 18:00 | 38°F | 1.1 ft | 6s | ↑ N | -4.0 ft |
| 19:00 | 38°F | 1.1 ft | 6s | ↑ N | -3.3 ft |
| 20:00 | 38°F | 1 ft | 6s | ↗ NE | -2.2 ft |
| 21:00 | 38°F | 1 ft | 6s | ↗ NE | -1.3 ft |
| 22:00 | 37°F | 0.9 ft | 6s | ↗ NE | -0.6 ft |
| 23:00 | 37°F | 0.9 ft | 6s | → E | -0.3 ft |
| 00:00 | 37°F | 0.9 ft | 6s | → E | -0.8 ft |