What to expect for water quality, rainfall, and ocean conditions
Wet season rainfall in february increases the chance of water quality advisories at Fort DeRussy Beach. Runoff from nearby streams can carry bacteria into coastal waters. Avoid the water for 72 hours after heavy rain.
February is part of Hawaii's wet season (October through March). Fort DeRussy Beach sees approximately 2.4 inches of rain this month. Heavier rainfall means more runoff entering coastal waters, carrying bacteria from inland areas. Streams and storm drains near the beach can discharge after rain events.
South-facing shores are generally calmer in February with smaller swells. Fort DeRussy Beach benefits from protection from the dominant winter north swells. Water temperature around 75-77°F. Conditions are often more suitable for swimming and snorkeling.
Moderate. February sees steady tourism but smaller crowds than the holiday peak. Presidents' Day weekend brings a temporary spike.
The Hawaii Department of Health recommends staying out of the ocean for at least 72 hours after heavy rain. In february, rainfall is more frequent and can produce significant contaminated runoff. Be especially cautious after storms.
When conditions are clear, Fort DeRussy Beach has excellent ocean activities. Check the water quality above, then book with confidence.
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Safe to Swim Hawaii provides water quality information based on publicly available DOH data and seasonal patterns. This is not medical or safety advice. Always check current conditions, obey posted signs, and use your own judgment before entering the ocean. Privacy Policy
⚠️ Important Disclaimer
Safe to Swim Hawaii is an independent passion project — not affiliated with the Hawaii Department of Health or any government agency. Water quality ratings are estimates based on publicly available testing data and geographic analysis. They are not real-time measurements and may not reflect current conditions.
Always verify current water quality conditions with the Hawaii DOH Clean Water Branch before entering the water.
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