Best Time to Surf San Onofre (2026)
San Onofre, California — Month-by-month surf guide
Surfing in March
March
2 of 7 beaches are in peak season right now. Expect 3-6 ft waves and 57°F water. Peak month: October.
Surf Score by Month
Score reflects overall surf quality each month — combining peak season activity, water temperature, and crowd levels.
Monthly Breakdown
January
PeakBig NW swells, uncrowded lineups
February
PeakConsistent NW groundswells
March
Transitional swells, spring breaks
April
Small clean days, longboarding
May
Glassy mornings, south swell teasers
June
June gloom glass, early south swells
July
Summer south swells, warm water
August
PeakPeak south swells, warm water
September
PeakSouth swells + early NW, warm water
October
PeakCombo swells, Santa Ana offshore winds
November
PeakFirst big NW swells, Santa Anas
December
PeakBig NW groundswells, holiday crowds
Dawn Patrol vs Afternoon Sessions
Dawn Patrol
- Typically glassier conditions before onshore winds build
- Smaller crowds, especially on weekdays
- Water temps at their coolest — plan your wetsuit for the low end (56°F in winter)
- Best for beach breaks and exposed reef setups in San Onofre
Afternoon Sessions
- Onshore winds can create chop, but swell is often more consistent
- Higher crowds on popular beaches, especially weekends
- Water warms through the day — upper end (68°F in summer)
- Sunset sessions can be magic when winds die down
Top Surf Spots in San Onofre
Peak: Mar, Apr, May, Jun, Jul, Aug, Sep, Oct
Peak: Oct, Nov, Dec, Jan, Feb, Mar