Oceanside, California Weather:
Wednesday, March 18, 2026
Sunny Weather
Day 64°
Night 45°
Precipitation 5 %
Wind 2 mph
UV Index (0 - 11+) 6
Weather Forecast History
Last Year's Weather on This Day (March 18, 2025)
Sunny Weather

Day

63°

Night

41°

Wind

9 mph

UV Index

6

Precipitation

0 %