


High UV Alert: SPF 50+ recommended from 12 PM-2 PM (UV Index 7)
Colonial Beach is a bayside beach on the Potomac River, offering calm, shallow waters ideal for families and young children. While the beach itself is relatively small, it boasts ample parking and a selection of nearby restaurants and food trucks. The presence of jellyfish is a recurring concern, and crowd levels vary significantly depending on the time of year and day.
*Click a parking icon on the map to draw the shortest path to the nearest entrance.
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Updated: 7/16/2026, 8:15:00 AM
| Time | Air Temp | UV | Wind | Rain |
|---|---|---|---|---|
| 08:00 | 81° | 1 | 4 mph | 0 |
| 09:00 | 85° | 2 | 6 mph | 0 |
| 10:00 | 88° | 4 | 7 mph | 0 |
| 11:00 | 90° | 5 | 6 mph | 0 |
| 12:00 | 93° | 7 | 6 mph | 0 |
| 13:00 | 95° | 7 | 5 mph | 0 |
| 14:00 | 97° | 7 | 3 mph | 0 |
Updated: Updated: 7/16/2026, 8:15:00 AM
| Time | Temp | Wave | Period | Swell | Tide |
|---|---|---|---|---|---|
| 08:00 | 85°F | - ft | -s | - | -1.4 ft |
| 09:00 | 85°F | - ft | -s | - | -1.6 ft |
| 10:00 | 85°F | - ft | -s | - | -1.8 ft |
| 11:00 | 85°F | - ft | -s | - | -2.0 ft |
| 12:00 | 86°F | - ft | -s | - | -2.0 ft |
| 13:00 | 86°F | - ft | -s | - | -2.0 ft |
| 14:00 | 86°F | - ft | -s | - | -1.9 ft |