Denu Beach can accommodate families with proper precautions, though as with most Atlantic-facing beaches in the region, ocean conditions vary and can produce strong currents. No formal lifeguard services are typically present, so swimming requires vigilance and awareness of local conditions. Asking residents about current safety is advisable. The beach's accessible, sandy nature makes it suitable for families who wish to enjoy beach walks, playing in sand, and supervised wading. The presence of local community members adds a degree of informal monitoring throughout the day.

The dry season from November through March offers the most reliable sunny weather and calm seas at Denu Beach. However, the beach is accessible throughout the year, with the wet season bringing occasional dramatic skies and fewer visitors. Early mornings provide cooler temperatures ideal for beach walks and photography. Weekends may see more local families enjoying the shoreline. Given its position between Keta and Aflao, Denu Beach makes an excellent stop when traveling the coastal route, regardless of season, though weather comfort peaks during drier months.