Today | Weather | Tuesday, May 26, 2026

Weather in Oceanside, California

02:01 AM
Now
Cloudy Weather
61° F
Feels Like 63°
Precipitation 6 %
Wind 4 mph
Humidity 79 %
Today
Cloudy Weather
Day 68°
Night 57°
Precipitation 25 %
Wind 9 mph
UV Index (0 - 11+) 5

Oceanside Weather Forecast Updated

43 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (May 26, 2025)
Cloudy Weather

Day

70°

Night

57°

Wind

7 mph

UV Index

11

Precipitation

1 %

Air Quality in Oceanside

NOW
44 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 1.91 µg/m³
PM10 5.61 µg/m³
O3 0.047 ppm
NO2 0.1 ppb
SO2 0.1 ppb
CO 0.10 ppm
NH3 0 µg/m³
NO 0 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.51.91 µg/m³
PM105.61 µg/m³
O392.99 µg/m³
NO20.23 µg/m³
SO20.33 µg/m³
CO110.82 µg/m³
NH30 µg/m³
NO0 µg/m³